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HUAWEI TECHNOLOGIES CO., LTD.
www.huawei.com
Huawei Confidential
Security Level: INTERNAL2009-1-23
OptiX OSN 6800Hardware Description
Page1Copyright © 2007 Huawei Technologies Co., Ltd. All rights reserved.
Forward
� OptiX OSN 6800 is future-oriented according to the
development trend of metropolitan area network (MAN)
with IP as the core.
� OptiX OSN 6800 achieves dynamic optical layer
grooming and flexible electrical layer grooming with
brand-new architecture.
Page2Copyright © 2007 Huawei Technologies Co., Ltd. All rights reserved.
Learning Guide
� Before learn this course, you should have:
� Known WDM Basic Principle
� Studied OTN Basic Knowledge
Page3Copyright © 2007 Huawei Technologies Co., Ltd. All rights reserved.
References
� OptiX OSN 6800 Product Description
� OptiX OSN 6800 Hardware Description
Page4Copyright © 2007 Huawei Technologies Co., Ltd. All rights reserved.
Objectives
� Upon completion of this course, you will be able to:
� Describe the position and networking ability of OptiX OSN
6800
� List the main functions and features of OptiX OSN 6800
� Outline the layout of OptiX OSN 6800 subrack
� Generalize the categories of boards
� List the main functions and features of the boards
Page5Copyright © 2007 Huawei Technologies Co., Ltd. All rights reserved.
Contents
1. Network Application
2. Functions and Features
3. Cabinet, Subrack and Frame
4. Boards
Page6Copyright © 2007 Huawei Technologies Co., Ltd. All rights reserved.
Contents
1. Network Application
1.1 System Architecture
1.2 Position in Networks
1.3 Networking and Applications
Page7Copyright © 2007 Huawei Technologies Co., Ltd. All rights reserved.
System Architecture
� Optical and Electrical Grooming Architecture
� Optical Grooming
� FOADM
� ROADM
� Electrical Grooming
� L1 electrical layer
� L2 electrical layer
Client service processing
Electrical layer grooming
Control plane based on GMPLS
Packet
FOADM/ROADM
Line-side processing
OTU
Colore
d inte
rface
Electrical layer : L2
Optical layer : L0
Electrical layer : L1
GMPLS: Generalized multiprotocal label switching
Page8Copyright © 2007 Huawei Technologies Co., Ltd. All rights reserved.
Network Position
� OptiX OSN 6800 is mainly used in:
� Area Backbone
� Local networks
� Metro core layer
� Metro convergence layer
Page9Copyright © 2007 Huawei Technologies Co., Ltd. All rights reserved.
� OptiX OSN 6800 supports Point to Point, Chain, Ring and
Mesh network.
� Point to Point
� Chain
Networking and Applications
OTM OTM
OTM OTMOADM
Page10Copyright © 2007 Huawei Technologies Co., Ltd. All rights reserved.
Networking and Applications
� Ring
� Because of its excellent survivability, ring network is a dominant
networking mode in MAN DWDM network planning.
OADM
OADM
OADM OADM
Page11Copyright © 2007 Huawei Technologies Co., Ltd. All rights reserved.
Networking and Applications
� Ring with chain
OTM
OADM
OADM
OADM OADM
Page12Copyright © 2007 Huawei Technologies Co., Ltd. All rights reserved.
Networking and Applications
� Tangent rings
OADM
OADM
OADM OADM
OADM
OADM
OADM OADM
Page13Copyright © 2007 Huawei Technologies Co., Ltd. All rights reserved.
Networking and Applications
� Intersecting rings
OADM
OADMOADM
OADMOADM
OADM
Page14Copyright © 2007 Huawei Technologies Co., Ltd. All rights reserved.
Networking and Applications
� Mesh Network
� No node bottleneck, flexible and good expandability
� Ready for ASON
OADMOADMOADM
OADM OADM
OADM OADM
Page15Copyright © 2007 Huawei Technologies Co., Ltd. All rights reserved.
Contents
1. Network Application
2. Functions and Features
3. Cabinet, Subrack and Frames
4. Boards
Page16Copyright © 2007 Huawei Technologies Co., Ltd. All rights reserved.
Contents
2. Functions and Features
2.1 Optical Layer Technology
2.2 Electrical Layer Technology
2.3 Service Access
2.4 Guaranteed Reliability
2.5 Service Processing and Transmission
Page17Copyright © 2007 Huawei Technologies Co., Ltd. All rights reserved.
Optical Layer Technology
� Wavelength Grooming Ability
� Distribution solutions of medium wavelength resource of WDM
equipment include FOADM and ROADM
� Realizes intra-ring two-dimensional grooming and inter-ring
multi-dimensional grooming
� Supports DWDM and CWDM
� DWDM:40λ ×(2.5G / 10G / 40G)
� CWDM:18λ × 2.5G
� Integrated System and Open System Compatibility
Page18Copyright © 2007 Huawei Technologies Co., Ltd. All rights reserved.
Electrical Layer Technology
� Electrical Layer Grooming Capacity
� Centralized cross-connection of GE services, ODU1 signals via
the XCS board.
� Distributed cross-connection of GE services, ODU1 signals and
Any services via the dual boards.
� L2 electrical layer switching based on VLAN and Stack
VLAN.
Page19Copyright © 2007 Huawei Technologies Co., Ltd. All rights reserved.
Service Access
� OptiX OSN 6800 can access multi-services:
� SDH/ SONET
� POS
� ATM
� Ethernet
� SAN
� OTN
� Video and others
Page20Copyright © 2007 Huawei Technologies Co., Ltd. All rights reserved.
Guaranteed Reliability
� Equipment Level Protection
� Input power supply 1+1 backup
� Cross-connect board 1+1 protection
� SCC protection
� 1+1 protection
� External memory for NE configuration data backup
� Secondary power protection for OTU
Page21Copyright © 2007 Huawei Technologies Co., Ltd. All rights reserved.
Guaranteed Reliability
� Network Level Protection
� Optical line protection
� Optical channel protection
� Subnetwork connect protection (SNCP)
Page22Copyright © 2007 Huawei Technologies Co., Ltd. All rights reserved.
Service Processing and Transmission
� OTN Processing
� OSC and ESC
� FEC Function
� Tunable Wavelengths
� Adopts 10Gbit/s, 5Gbit/s and 2.5Gbit/s OTUs
� Main/Slave Subrack Unified Management
� Maximum of seven slave subrack under one main subrack
Page23Copyright © 2007 Huawei Technologies Co., Ltd. All rights reserved.
Contents
1. Network Application
2. Functions and Features
3. Cabinet, Subrack and Frame
4. Boards
Page24Copyright © 2007 Huawei Technologies Co., Ltd. All rights reserved.
Contents
3. Cabinet, Subrack and Frame
3.1 Cabinet
3.2 Subrack
3.3 Frame
Page25Copyright © 2007 Huawei Technologies Co., Ltd. All rights reserved.
Cabinet
� OptiX OSN 6800 can be installed in:
� ETSI 300mm rear column cabinet
� Standard ETSI 300 mm cabinet
� 23-inch open rack
43Quantity of configurable subracks in a Standard ETSI
300mm cabinet
44Quantity of configurable subracks in a ETSI 300mm
rear column cabinet
Quantity of configurable subracks in a 23-inch open rack (7 feet high): 4
2.6m 2.2m Item
Page26Copyright © 2007 Huawei Technologies Co., Ltd. All rights reserved.
Cabinet
� DC Power Distribution Box
� Input interface area is divided into part A and part B
� Accesses four –48 V DC inputs, two for working and two for
protection, so as to achieve the load partition power distribution
� Six power output interfaces (each part provides six outputs for
mutual backup)
� Maximum Power Consumption (full configured) :3400W
� Two ways to connect the input terminals based on the working
current
Page27Copyright © 2007 Huawei Technologies Co., Ltd. All rights reserved.
Cabinet
� DC Power Distribution Box
NEG2(-)
INPUT
RTN2(+)RTN1(+) NEG1(-) NEG2(-)
INPUT
RTN2(+)RTN1(+) NEG1(-)
SW1 SW 3SW 2 SW 4
ON
OFFSW 5 SW 6 SW 1 SW3SW2 SW 4
ON
OFFSW5 SW6
OUTPUT1 2 3 4 5 6
OUTPUT1 2 3 4 5 6
1 2 3
4 4
2 13
Power switch4Grounding screw2
Input cable terminal3Output cable terminal1
Page28Copyright © 2007 Huawei Technologies Co., Ltd. All rights reserved.
Subrack
� Subrack Front Layout:
� Indicators, Board area, Fiber cabling area, Fan Tray Assembly,
Air Filter and Interface area.
30ARated working current
850WMax power consumption
(full configuration)
-48V/-60V DC (±12%)Working voltage range
400 (H) × 487 (W) × 295 mm (D)Dimensions
SpecificationItem
Page29Copyright © 2007 Huawei Technologies Co., Ltd. All rights reserved.
Fan Tray Assembly
Air Filter
IU
#16
IU
#15
IU
#14
IU
#13
IU
#12
IU
#11
�I
U
7
IU
#
8
IU
#
7
IU
#
6
IU
#
5
IU
#
4
IU
#
3
IU/XCS
#10
IU
#
2
IU
#
1
IU/XCS
#9
IU/SCC#17
Interface Area
P
I
U
A
U
X
S
C
C
#
1
8
P
I
U
9U
Fiber Cabling
Slot 1-17 can be used forOTU/OADM/OA/OSC
XCS 1+1 backup SCC standby slots(optional)
Power Interface unit
Inter-subrack communication and system auxiliary slot
System control and communication
Subrack
Page30Copyright © 2007 Huawei Technologies Co., Ltd. All rights reserved.
Subrack
� Dual Slots
� OptiX OSN 6800 provides centralized cross-connection.
� ODU1 signal and GE service
� OptiX OSN 6800 provides distributed cross-connection through
dual slots.
� ODU1 signal, GE service and Any service (100Mbit/s~2.5Gbit/s)
� Dual slots:
7
3
2
1 IU7&IU84IU1&IU2
IU15&IU16
IU13&IU146IU5&IU6
IU11&IU125IU3&IU4
Page31Copyright © 2007 Huawei Technologies Co., Ltd. All rights reserved.
� Interfaces in the interface area
� COM: Commissioning interface
� ETH3: Inter-subrack communication interface
� ALMO1~ALMO4: Alarm output and cascading interface
� SERIAL: OAM interface
� ALMI1, ALMI2: Alarm input interface
� LAMP1, LAMP2: Subrack alarm output and cascading interface
COM ETH3 ALMO1ALMO2ALMO3ALMO4 SERIAL ALMI1 ALMI2LAMP1LAMP2
Subrack
Page32Copyright © 2007 Huawei Technologies Co., Ltd. All rights reserved.
Frame
� Fiber Spooling Frame
� Coil up the redundant fiber jumpers1
2
3
45
6
Frame body6Front panel of tray3
Fiber outlet5Tray2
Fiber-spooling post
4Grommet1
Page33Copyright © 2007 Huawei Technologies Co., Ltd. All rights reserved.
Contents
1. Network Application
2. Functions and Features
3. Cabinet, Subrack and Frame
4. Boards
Page34Copyright © 2007 Huawei Technologies Co., Ltd. All rights reserved.
Contents
4. Boards
4.1 Overview of Boards
4.2 Optical Transponder Unit
4.3 Tributary Unit and Line Unit
4.4 Cross-connect Unit
4.5 Optical Multiplexer and Demultiplexer Unit
4.6 Optical Add and Drop Multiplexing Unit
4.7 Optical Amplifying Unit
4.8 System Control and Communication Unit
4.9 Optical Supervisory Channel Unit
4.10 Other Units
Page35Copyright © 2007 Huawei Technologies Co., Ltd. All rights reserved.
Overview of Boards
� Four laser safety levels
>27.00 dBm (>500.00 mW)Class 4
22.15 dBm ~ 27.00 dBm (164.00 mW ~ 500.00 mW)Class 3B
10.00 dBm ~ 22.15 dBm (10.00 mW ~ 164 mW) Class 1M
<10.00 dBm (<10.00 mW) Class 1
Reference Power RangeLabelLaser Level
C L A S S 1L A S E R
P R O D U C T
CLASS 3B LASERPRODUCT
AVOID EXPOSURETO BEAM
LASERRADIATION
CLASS 1M LASERPRODUCT
LASERRADIATION
DO NOT VIEW DIRECTLYWITH OPTICALINSTRUMENTS
LA S E RR A D IA T IO N
A V O ID E Y E O R S K INE X P O S U R E T O D IR E C T O R
S C A T T E R E D R A D IA T IO N
C L A S S 4 L A S E RP R O D U C T
Page36Copyright © 2007 Huawei Technologies Co., Ltd. All rights reserved.
Overview of Boards
� Bar Code for Boards
� On the front panel of each board
� Includes the BOM code, delivery information, board version,
board name, board characteristic code and etc.
2102313242 1059000003 -19210PAS
BOM
Product information
Board version
Board name
Characteristic Code
TN11 L4G
Page37Copyright © 2007 Huawei Technologies Co., Ltd. All rights reserved.
Overview of Boards
� Bar Code for Boards
� Characteristic code for a DWDM OTU (e.g.L4G)
19210 P A S PIN-Positive Intrinsic Negative P
APD-Avalanche Photo Diode A
DWDM side receiving optical module Type
Intra-office, 2kmI
Short haul, 10kmS
850nm, Multi-modeM
Long haul, 20kmL
Client side transmitting distanceType
DWDM side transmittingoptical module
DWDM-side central frequency:192.10THz
Page38Copyright © 2007 Huawei Technologies Co., Ltd. All rights reserved.
Overview of Boards
� Board Category
Board category
Optical supervisory channel unitCross-connect unit
System control and communication
unit
Tributary unit and Line unit
Spectrum analyzer unit FOADM unit
Optical protection unit Optical multiplexer and demultiplexer unit
Variable optical attenuator unit ROADM unit
Optical amplifying unitOptical transponder unit
Page39Copyright © 2007 Huawei Technologies Co., Ltd. All rights reserved.
Optical Transponder Unit
� Board list
Occupied
slots
IU1~IU8 and IU11~IU16
IU1~IU8 and IU11~IU16
IU1~IU8 and IU11~IU16
Valid slots
4-channel multi-rate (100Mbit/s-2.5Gbit/s)
wavelength conversion unit, single/dual fed
and single/selective receiving
2 x GE unit, single / dual fed and single
/selective receiving
Line wavelength conversion unit with 4xGE
line capacity
Board description
1LQMS /
LQMD
1LDGS /
LDGD
1L4G
Board
name
Page40Copyright © 2007 Huawei Technologies Co., Ltd. All rights reserved.
Optical Transponder Unit
� Board list
Occupied
slots
IU1–IU17
IU1–IU17
IU1–IU17
IU1–IU17
Valid slots
Arbitrary rate (16Mbit/s-2.5Gbit/s) dual-
wavelength conversion board
Arbitrary rate (16Mbit/s-2.5Gbit/s) wavelength
conversion board (single / double transmit)
10 Gbit/s wavelength conversion relay unit
10 Gbit/s wavelength conversion unit
Board description
1LWXS /
LWXD
1LSXR
1LSX
Board
name
1LWX2
Page41Copyright © 2007 Huawei Technologies Co., Ltd. All rights reserved.
Optical Transponder Unit
� Front Panel
� See the right picture, (e.g. LDGD)
� Indicators
� All OTUs provide four indicators
L D G D
L D G D
S T A TA C TP R O GS R V
C L A S S 1L A S E R
P R O D U C T
OU
T1
IN1
OU
T2
IN2
TX
1R
X1
TX
2R
X2
TX/RXClient Side
IN/OUTWDM Side
Red, greenBoard software status
indicator
PROG
Red, green, yellowService alarm indicatorSRV
GreenService active status indicatorACT
Red, greenBoard hardware status
indicator
STAT
ColorNameIndicator
Page42Copyright © 2007 Huawei Technologies Co., Ltd. All rights reserved.
Optical Transponder Unit
� LDGD
� 2xGE unit, concurrent sending and selective receiving
� realizes the conversion between two GE signals and
standard WDM signals
� Type of the optical interface: LC
� Laser Safety Level: Class 1
L D G D
L D G D
S T A TA C TP R O GS R V
C L A S S 1L A S E R
P R O D U C T
OU
T1
IN1
OU
T2
IN2
TX
1R
X1
TX
2R
X2
Page43Copyright © 2007 Huawei Technologies Co., Ltd. All rights reserved.
Optical Transponder Unit
� LDGD
� Functional modules and signal flow
Control and communication module
SCC
Backplane
GE
Cross-connect andservice processing
module
Client-side
opticalmodule
GE
GE
WDM-side
opticalmodule
STM-16/OTU1
STM-16/OTU1
Client side WDM side
Page44Copyright © 2007 Huawei Technologies Co., Ltd. All rights reserved.
Optical Transponder Unit
� LDGD
� Functions and Features
� Client-side service: GE
� Cross-connect capabilities:
– Supports the transmission of 4 GE signals to the XCS and 2 GE
signals to the dual slots through the the backplane.
� Provides the OTN interface on WDM-side
� Supports the DWDM and the CWDM specifications
� Supports the tunable wavelength optical module
Page45Copyright © 2007 Huawei Technologies Co., Ltd. All rights reserved.
Optical Transponder Unit
� LDGD
� Functions and Features
� ESC function
� Adopts FEC encoding compliant with the ITU-T G.975
� Protection scheme
– SW SNCP
– Client-side 1+1 protection
– Intra-OTU 1+1 protection
� Automatic Laser Shutdown (ALS) function
Page46Copyright © 2007 Huawei Technologies Co., Ltd. All rights reserved.
Optical Transponder Unit
� L4G
� Line wavelength conversion unit with 4xGE line capacity
� Converges up to 6 GE service signals into 4 GE service
signals and multiplexes these 4 signals into an OTU
5G/FEC 5G signal.
� Type of the optical interface: LC
� Laser Safety Level: Class 1
L 4 G
L 4 G
S T A TA C TP R O GS R V
C L A S S 1L A S E R
P R O D U C T
TX
2R
X2
TX
3R
X3
TX
4R
X4
TX
5R
X5
TX
6R
X6
OU
TIN
TX
1R
X1
Page47Copyright © 2007 Huawei Technologies Co., Ltd. All rights reserved.
Optical Transponder Unit
� L4G
� Functional modules and signal flow
OTN 5G
OTU 5G/FEC 5G
WDM-side
opticalmodule
Control and communication module
SCC
Client side WDM side
Backplane
GE
Cross-connect and
serviceprocessing
module
Client-side
opticalmodule
GE
GE
6
6
OTU 5G/FEC 5G6
6
L2mode
4
4
Page48Copyright © 2007 Huawei Technologies Co., Ltd. All rights reserved.
Optical Transponder Unit
� L4G
� Functions and Features
� Client-side service: GE
� Cross-connect capabilities:
– Supports the transmission of 8 GE signals to the XCS and 4 GE
signals to the dual slots through the the backplane.
� Provides the OTN interface on WDM-side
� Supports DWDM specification
� Supports the tunable wavelength optical module
Page49Copyright © 2007 Huawei Technologies Co., Ltd. All rights reserved.
Optical Transponder Unit
� L4G
� Functions and Features
� ESC function
� Adopts FEC encoding compliant with the ITU-T G.975
� Protection scheme
– SW SNCP
– VLAN SNCP
– Client-side 1+1 protection
� ALS function
Page50Copyright © 2007 Huawei Technologies Co., Ltd. All rights reserved.
Optical Transponder Unit
� LQMS
� 4-channel multi-rate (100 Mbit/s-2.5 Gbit/s) wavelength
conversion unit, single fed and single receiving
� Multiplexes 4 signals at the rate between 100 Mbit/s
and 2.5 Gbit/s into a 2.5 Gbit/s signal.
� Type of the optical interface: LC
� Laser Safety Level: Class 1
L Q M S
L Q M S
S T A TA C TP R O GS R V
C L A S S 1L A S E R
P R O D U C T
RX
2T
X3
RX
3T
X4
RX
4O
UT
INT
X1
RX
1T
X2
Page51Copyright © 2007 Huawei Technologies Co., Ltd. All rights reserved.
Optical Transponder Unit
� LQMS
� Functional modules and signal flow
OTU1
OTU1
Control and communication module
SCC
Backplane
Cross-connect andservice processing
module
Client-side
opticalmodule
WDM-side
opticalmodule
100Mbit/s-2.5Gbit/s 4
4100Mbit/s-2.5Gbit/s
4
4
100Mbit/s-2.5Gbit/sClient side WDM side
Page52Copyright © 2007 Huawei Technologies Co., Ltd. All rights reserved.
Optical Transponder Unit
� LQMS
� Functions and Features
� Client-side service:
– STM-16,STM-4,STM-1,OC-48,OC-12,OC-3,
FC200,FC100,GE,FE,ESCON,DVB-ASI,FICON,FICON Express
� Cross-connect capabilities:
– Supports the transmission of four optical signals at the rate between
100 Mbit/s and 2.5 Gbit/s to the dual slots
� Provides the OTN interface on WDM-side
� Supports the DWDM and the CWDM specifications
� Supports the tunable wavelength optical module
Page53Copyright © 2007 Huawei Technologies Co., Ltd. All rights reserved.
Optical Transponder Unit
� LQMS
� Functions and Features
� ESC function
� Adopts FEC encoding compliant with the ITU-T G.975
� Protection scheme:
– SW SNCP
– Client-side 1+1 protection
� ALS function
Page54Copyright © 2007 Huawei Technologies Co., Ltd. All rights reserved.
Optical Transponder Unit
� LSX
� 10 Gbit/s wavelength conversion unit
� Maps one channel of 10Gbit/s service signals into
OTU2 or OTU2v signals and realizes the conversion
between the 10Gbit/s service signal and standard
DWDM signal.
� Type of the optical interface: LC
� Laser Safety Level: Class 1
L S X
L S X
C L A S S 1L A S E R
P R O D U C T
S T A TA C TP R O GS R V
OU
TIN
TX
RX
Page55Copyright © 2007 Huawei Technologies Co., Ltd. All rights reserved.
Optical Transponder Unit
� LSX
� Functional modules and signal flow
WDM-side
opticalmodule
Control and communication module
SCC
Serviceprocessing
module
Client-side
opticalmodule
10GE LAN/10GE WAN/STM-64/OC-192/OTU2
OTU2/OTU2v
OTU2/OTU2v10GE LAN/10GE WAN/STM-64/OC-192/OTU2
Client side WDM side
Page56Copyright © 2007 Huawei Technologies Co., Ltd. All rights reserved.
Optical Transponder Unit
� LSX
� Functions and Features
� Client-side service:
– OC-192,STM-64,10GE LAN,10GE WAN,OTU2
� Cross-connect capabilities: None
� Provides the OTN interfaces on WDM-side and client side
� Supports DWDM specification
� Supports the tunable wavelength optical module
Page57Copyright © 2007 Huawei Technologies Co., Ltd. All rights reserved.
Optical Transponder Unit
� LSX
� Functions and Features
� ESC function
� FEC encoding:
– Adopts FEC encoding compliant with the ITU-T G.975
– Adopts AFEC encoding compliant with the ITU-T G.975.1
� Protection scheme:
– Client-side 1+1 protection
� ALS function
Page58Copyright © 2007 Huawei Technologies Co., Ltd. All rights reserved.
Optical Transponder Unit
� LWXD
� Arbitrary rate (16Mbit/s~2.5Gbit/s) wavelength
conversion board (double transmit).
� Realizes the conversion between the signal at the rate
between 16 Mbit/s and 2.5 Gbit/s and standard WDM
signal.
� Concurrently sending and selective receiving at WDM-
side
� Type of the optical interface: LC
� Laser Safety Level: Class 1
L W X D
L W X D
C L A S S 1L A S E R
P R O D U C T
S T A TA C TP R O GS R V
TX
1R
X1
OU
T1
IN1
OU
T2
IN2
Page59Copyright © 2007 Huawei Technologies Co., Ltd. All rights reserved.
Optical Transponder Unit
� LWXD
� Functional modules and signal flow
OTN 5G
WDM-side
opticalmodule
Control and communication module
SCC
Serviceprocessing
module
Client-side
opticalmodule
Client side WDM side
16Mbit/s-2.5Gbit/s
16Mbit/s-2.5Gbit/s
16Mbit/s-2.5Gbit/s
16Mbit/s-2.5Gbit/s
Page60Copyright © 2007 Huawei Technologies Co., Ltd. All rights reserved.
Optical Transponder Unit
� LWXD
� Functions and Features
� Client-side service:
– STM-16, STM-4, STM-1, OC-48, OC-12, OC-3, FC200, FC100, GE, FE,
FDDI, ESCON, DVB-ASI/SDI, FICON, FICON Express, HDTV
� Cross-connect capabilities: None
� OTN function: None
� Supports the DWDM and the CWDM specifications
� Supports the tunable wavelength optical module
Page61Copyright © 2007 Huawei Technologies Co., Ltd. All rights reserved.
Optical Transponder Unit
� LWXD
� Functions and Features
� ESC function
� FEC encoding:
– Adopts FEC encoding compliant with the ITU-T G.975
– Adopts AFEC encoding compliant with the ITU-T G.975.1
� Protection scheme:
– Client-side 1+1 protection
– Intra-OTU 1+1 protection
� ALS function
Page62Copyright © 2007 Huawei Technologies Co., Ltd. All rights reserved.
Tributary Unit and Line Unit
� Board list
IU1~IU8 and IU11~IU16
IU1~IU8 and IU11~IU16
IU1~IU8 and IU11~IU16
IU1~IU8 and IU11~IU16
Valid slots
1
1
1
1
Occupie
d slots
4 x STM-16/OC-48/OTU1
tributary service processing
unit
TQS
2 x GE tributary service
processing unitTDG
4 x multi-rate tributary service
processing unitTQM
Tributary
unit
4 x ODU1 multiplexing OTU2
optical interface unitNS2Line unit
Board descriptionBoard
name
Board
category
Page63Copyright © 2007 Huawei Technologies Co., Ltd. All rights reserved.
Tributary Unit and Line Unit
� Front Panel
� See the picture on the right(e.g. TDG)
� Indicators
� All tributary units and line units provide four indicators
Red, greenBoard software status
indicator
PROG
Red, green, yellowService alarm indicatorSRV
GreenService active status indicatorACT
Red, greenBoard hardware status
indicator
STAT
ColorNameIndicator
T D G
T D G
C L A S S 1L A S E R
P R O D U C T
S T A TA C TP R O GS R V
TX
1R
X1
TX
2R
X2
Page64Copyright © 2007 Huawei Technologies Co., Ltd. All rights reserved.
Tributary Unit and Line Unit
� TDG
� 2 x GE tributary service processing unit
� Realizes the conversion between two GE optical
signals and two GE electrical signals or one ODU1
electrical signal
� Type of the optical interface: LC
� Laser Safety Level: Class 1
T D G
T D G
C L A S S 1L A S E R
P R O D U C T
S T A TA C TP R O GS R V
TX
1R
X1
TX
2R
X2
Page65Copyright © 2007 Huawei Technologies Co., Ltd. All rights reserved.
Tributary Unit and Line Unit
� TDG
� Functional modules and signal flow
GE
Control and communication module
SCC
GE
GE
Backplane
Cross-connect andservice processing
module
Client-side
opticalmodule
ODU1Client side
Page66Copyright © 2007 Huawei Technologies Co., Ltd. All rights reserved.
Tributary Unit and Line Unit
� TDG
� Functions and Features
� Client-side service: GE
� Cross-connect capabilities:
– Supports the cross-connection of an ODU1 signal and two GE signals
between the TDG and the XCS or the paired board through the
backplane.
� Protection scheme
– SW SNCP
– ODUk SNCP
– Client-side 1+1 protection
� ALS function
Page67Copyright © 2007 Huawei Technologies Co., Ltd. All rights reserved.
Tributary Unit and Line Unit
� TQM
� 4 x multi-rate tributary service processing unit
� Realizes the conversion between four optical signals at
the rate between 100 Mbit/s and 2.5 Gbit/s and four
client-side electrical signals or one ODU1 electrical
signal.
� Type of the optical interface: LC
� Laser Safety Level: Class 1
T Q M
T Q M
S T A TA C TP R O GS R V
C L A S S 1L A S E R
P R O D U C T
RX
2T
X3
RX
3T
X4
RX
4T
X1
RX
1T
X2
Page68Copyright © 2007 Huawei Technologies Co., Ltd. All rights reserved.
Tributary Unit and Line Unit
� TQM
� Functional modules and signal flow
Control and communication module
SCC
Backplane
Cross-connect and serviceprocessing module
Client-side
opticalmodule
100Mbit/s-2.5Gbit/s 4
4100Mbit/s-2.5Gbit/s
100Mbit/s-2.5Gbit/s ODU1
4
4
Client side
Page69Copyright © 2007 Huawei Technologies Co., Ltd. All rights reserved.
Tributary Unit and Line Unit
� TQM
� Functions and Features
� Client-side service:
– STM-16,STM-4,STM-1,OC-48,OC-12,OC-
3,FC200,FC100,GE,FE,ESCON,DVB-ASI,FICON,FICON Express
� Cross-connect capabilities:
– Supports the cross-connection of one ODU1 signal between the TQM
and XCS or the paired board.
– Supports the cross-connection of four signals at the rate between 100
Mbit/s and 2.5 Gbit/s between the boards in dual slots
Page70Copyright © 2007 Huawei Technologies Co., Ltd. All rights reserved.
Tributary Unit and Line Unit
� TQM
� Functions and Features
� Protection scheme:
– SW SNCP
– ODUk SNCP
– Client-side 1+1 protection
� ALS function
Page71Copyright © 2007 Huawei Technologies Co., Ltd. All rights reserved.
Tributary Unit and Line Unit
� TQS
� 4 x STM-16/OC-48/OTU1 tributary service processing
unit
� Realizes the conversion between four STM-16/OC-
48/OTU1 optical signals and four ODU1 electrical signals
� Type of the optical interface: LC
� Laser Safety Level: Class 1
T Q S
T Q S
S T A TA C TP R O GS R V
C L A S S 1L A S E R
P R O D U C T
RX
2T
X3
RX
3T
X4
RX
4T
X1
RX
1T
X2
Page72Copyright © 2007 Huawei Technologies Co., Ltd. All rights reserved.
Tributary Unit and Line Unit
� TQS
� Functional modules and signal flow
ODU1
Control and communication module
SCC
Backplane
Cross-connect andservice processing
module
Client-side
opticalmodule
STM-16/OC-48/OTU1 4
4STM-16/OC-48/OTU1
4
4
Client side
Page73Copyright © 2007 Huawei Technologies Co., Ltd. All rights reserved.
Tributary Unit and Line Unit
� TQS
� Functions and Features
� Client-side service:
– STM-16,OC-48,OTU1
� Cross-connect capabilities:
– Supports the cross-connection of four ODU1 signals between the TQS
and XCS or the paired board
� Provides the OTN interface on Client-side
� ESC function
Page74Copyright © 2007 Huawei Technologies Co., Ltd. All rights reserved.
Tributary Unit and Line Unit
� TQS
� Functions and Features
� Adopts FEC encoding compliant with the ITU-T G.975
� Protection scheme:
– ODUk SNCP
– Client-side 1+1 protection
� ALS function
Page75Copyright © 2007 Huawei Technologies Co., Ltd. All rights reserved.
Tributary Unit and Line Unit
� NS2
� 4 x ODU1 multiplexing OTU2 optical interface unit
� Maps four ODU1 signals sent from XCS or the paired
board into an OTU2 signal.
� Type of the optical interface: LC
� Laser Safety Level: Class 1
N S 2
N S 2
C L A S S 1L A S E R
P R O D U C T
S T A TA C TP R O GS R V
OU
TIN
Page76Copyright © 2007 Huawei Technologies Co., Ltd. All rights reserved.
Tributary Unit and Line Unit
� NS2
� Functional modules and signal flow
WDM-side
opticalmodule
Control and communication module
SCC
Backplane
ODU1
Cross-connect andservice processing
moduleOTU2
OTU2
WDM side
Page77Copyright © 2007 Huawei Technologies Co., Ltd. All rights reserved.
Tributary Unit and Line Unit
� NS2
� Functions and Features
� Client-side service: None
� Cross-connect capabilities:
– Supports the cross-connection of four ODU1 signals between the NS2
and XCS or the paired board.
� Provides the OTN interface on WDM-side
� Supports DWDM specification
� Supports the tunable wavelength optical module
Page78Copyright © 2007 Huawei Technologies Co., Ltd. All rights reserved.
Tributary Unit and Line Unit
� NS2
� Functions and Features
� ESC function
� FEC encoding:
– Adopts FEC encoding compliant with the ITU-T G.975
– Adopts AFEC encoding compliant with the ITU-T G.975.1
� Protection scheme:
– ODUk SNCP
� ALS function
Page79Copyright © 2007 Huawei Technologies Co., Ltd. All rights reserved.
Cross-connect Unit
� Board list
Cross-connect and clock unitXCSCross-connect unit
Board descriptionBoard nameBoard category
Page80Copyright © 2007 Huawei Technologies Co., Ltd. All rights reserved.
Cross-connect Unit
� XCS
� Cross-connect and clock unit
� Realizes the cross-connection of services
� Occupies one slot, IU9 / IU10
� Indicators
X C S
X C S
S T A TA C TP R O GS R V
Red, greenBoard software status
indicator
PROG
Red, green, yellowService alarm indicatorSRV
GreenService active status indicatorACT
Red, greenBoard hardware status
indicator
STAT
ColorNameIndicator
Page81Copyright © 2007 Huawei Technologies Co., Ltd. All rights reserved.
Cross-connect Unit
� XCS
� Functions and Features
� Cross-connect function:
– Supports the Centralized grooming of ODU1 signals or GE services.
– Supports a maximum cross-connect and grooming capacity of 320
Gbit/s for ODU1 signals.
– Supports a maximum cross-connect and grooming capacity of 160
Gbit/s for GE services.
� Provides 1+1 hot backup
� Switching mode
– Manual switching and auto switching
– Non-revertive switching only
Page82Copyright © 2007 Huawei Technologies Co., Ltd. All rights reserved.
Optical multiplexer and demultiplexer unit
� Board list
IU1~IU17
IU1~IU17
IU1~IU17
IU1~IU17
IU1~IU17
Valid slots
1
3
3
3
3
Occupied
slots
Fiber interface unitFIU
40-channel multiplexing unit with VOAM40V
40-channel multiplexing unitM40
40-channel demultiplexing unit with
VOA
D40V
40-channel demultiplexing unitD40Optical
multiplexer
and
demultiplexer
unit
Board descriptionBoard
name
Board
category
Page83Copyright © 2007 Huawei Technologies Co., Ltd. All rights reserved.
Optical multiplexer and demultiplexer unit
� Front Panel
� See the picture on the right (e.g. D40)
� Indicators
� All Optical multiplexer and demultiplexer unit
provide four indicators
Red, greenBoard software status
indicator
PROG
Red, green, yellowService alarm indicatorSRV
GreenService active status indicatorACT
Red, greenBoard hardware status
indicator
STAT
ColorNameIndicator
D40
D40
STATACTPROGSRV
CLASS 1LASER
PRODUCT
D01D02D03D04D05D06D07D08D09D10
D11D12D13D14D15D16D17D18D19D20
D21D22D23D24D25D26D27D28D29D30
D31D32D33D34D35D36D37D38D39D40
196.00195.90195.80195.70195.60195.50195.40195.30195.20195.10
195.00194.90194.80194.70194.60194.50
194.20194.10
194.40194.30
194.00193.90193.80193.70193.60193.50
193.20193.10
193.40193.30
193.00192.90192.80192.70192.60192.50
192.20192.10
192.40192.30
D15
D16
D17
D18
D19
D20
D21
D22
D23
D24
D13
D25
D26
D14
D01
D02
D03
D04
D05
D06
D07
D08
D09
D10
MO
ND
11D
12IN
D29
D30
D31
D32
D33
D34
D35
D36
D37
D38
D28
D39
D40
D27
Page84Copyright © 2007 Huawei Technologies Co., Ltd. All rights reserved.
� D40/D40V
� 40-channel demultiplexing unit without/with VOA
� Demultiplexes main path signal to a maximum of 40
channels of service.
� Type of the optical interface: LC
� Laser Safety Level: Class 1
� Adjusts the optical power of each signal after
demultiplexing (D40V).
D40
D40
STATACTPROGSRV
CLASS 1LASER
PRODUCT
D01D02D03D04D05D06D07D08D09D10
D11D12D13D14D15D16D17D18D19D20
D21D22D23D24D25D26D27D28D29D30
D31D32D33D34D35D36D37D38D39D40
196.00195.90195.80195.70195.60195.50195.40195.30195.20195.10
195.00194.90194.80194.70194.60194.50
194.20194.10
194.40194.30
194.00193.90193.80193.70193.60193.50
193.20193.10
193.40193.30
193.00192.90192.80192.70192.60192.50
192.20192.10
192.40192.30
D15
D16
D17
D18
D19
D20
D21
D22
D23
D24
D13
D25
D26
D14
D01
D02
D03
D04
D05
D06
D07
D08
D09
D10
MO
ND
11D
12IN
D29
D30
D31
D32
D33
D34
D35
D36
D37
D38
D28
D39
D40
D27
Optical multiplexer and demultiplexer unit
Page85Copyright © 2007 Huawei Technologies Co., Ltd. All rights reserved.
� D40/D40V
� Functions and Features
� Supports C-even band wavelength
� Online optical performance monitoring at IN port.
– The ratio of MON port and IN port :10/90 (9.5dB)
� Attenuation range of D40V: 0dB~15dB
Optical multiplexer and demultiplexer unit
Page86Copyright © 2007 Huawei Technologies Co., Ltd. All rights reserved.
� M40/M40V
� 40-channel multiplexing unit without/with VOA
� Realizes the multiplexing of a maximum of 40
standard WDM signals into one fiber.
� Type of the optical interface: LC
� Laser Safety Level: Class 1
� Adjusts the optical power of each signal before
multiplexing (M40V).
M40
M40
STATACTPROGSRV
CLASS 1LASER
PRODUCT
M01M02M03M04M05M06M07M08M09M10
M11M12M13M14M15M16M17M18M19M20
M21M22M23M24M25M26M27M28M29M30
M31M32M33M34M35M36M37M38M39M40
196.00195.90195.80195.70195.60195.50195.40195.30195.20195.10
195.00194.90194.80194.70194.60194.50
194.20194.10
194.40194.30
194.00193.90193.80193.70193.60193.50
193.20193.10
193.40193.30
193.00192.90192.80192.70192.60192.50
192.20192.10
192.40192.30
M15
M16
M17
M18
M19
M20
M21
M22
M23
M24
M13
M25
M26
M14
M01
M02
M03
M04
M05
M06
M07
M08
M09
M10
MO
NM
11M
12O
UT
M29
M30
M31
M32
M33
M34
M35
M36
M37
M38
M28
M39
M40
M27
Optical multiplexer and demultiplexer unit
Page87Copyright © 2007 Huawei Technologies Co., Ltd. All rights reserved.
� M40/M40V
� Functions and Features
� Support C-even band wavelength
� Online optical performance monitoring at OUT port
– The ratio of MON port and OUT port :10/90 (9.5dB)
� Attenuation range of M40V: 0dB~15dB
Optical multiplexer and demultiplexer unit
Page88Copyright © 2007 Huawei Technologies Co., Ltd. All rights reserved.
� FIU
� Fiber interface unit
� Realizes the multiplexing and demultiplexing of
signals transmitted by the main path and the
optical supervisory channel.
� Type of the optical interface: LC
� Laser Safety Level: Class 1M
� Functions and features
� The ratio of MON port to OUT port: 1/99 (20dB).
F IU
F IU
S T A TA C TP R O GS R V
MO
NO
UT
INT
CR
CTM
RM
C L A S S 1L A S E R
P R O D U C T
Optical multiplexer and demultiplexer unit
Page89Copyright © 2007 Huawei Technologies Co., Ltd. All rights reserved.
� FIU
� Functional modules and signal flow
Optical multiplexer and demultiplexer unit
Dem ultip lexingm odule
O U T
IN
M ultip lexingm odule
TM
TC
R C
RM O pticalsplitter M O N
Control and com m unicationm odule
SCC
Line opticalsignal
Supervisorychannel
M ain path
M ain path
Supervisorychannel
L ine opticalsignal
Page90Copyright © 2007 Huawei Technologies Co., Ltd. All rights reserved.
OADM Unit
� Board list
IU1~IU17
IU1~IU17
IU1~IU17
IU1~IU17
IU1~IU17
Valid
slots
1
1
2
1
1
Occupie
d slots
CWDM 4-channel optical add/drop multiplexing
unit
CMR4
CWDM 2-channel optical add/drop multiplexing
unit
CMR2
8-channel optical add/drop multiplexing unitMR8
4-channel optical add/drop multiplexing unitMR4
2-channel optical add/drop multiplexing unitMR2
Fixed
OADM
Unit
Board description
Boar
d
name
Board
categor
y
Page91Copyright © 2007 Huawei Technologies Co., Ltd. All rights reserved.
OADM Unit
� Board list
IU1~IU17
IU1~IU17
IU1~IU17
IU1~IU17
Valid slots
1
2
2
3
Occupied
slots
9-Port ROADM multiplexing boardRMU9
9-port wavelength selective
switching demultiplexing board
WSD9
9-port wavelength selective
switching multiplexing board
WSM9
Reconfigurable optical adding boardROAM
Reconfigurabl
e OADM Unit
Board description
Boar
d
name
Board
category
Page92Copyright © 2007 Huawei Technologies Co., Ltd. All rights reserved.
OADM Unit
� Indicators
� All Fixed OADM units provide one indicator.
� All Reconfigurable OADM units provide four indicators.
C M R 2
C M R 2
S T A T
L A S E RR A D IA T IO N
D O N O T V IE W D IR E C T L Y
W IT H O P T IC A L
IN S T R U M E N T S
C L A S S 1M L A S E RP R O D U C T
OU
TIN
MO
MI
D1
A1
D2
A2
Red, greenBoard software status
indicator
PROG
Red, green, yellowService alarm indicatorSRV
GreenService active status indicatorACT
Red, greenBoard hardware status
indicator
STAT
ColorNameIndicator
Red, greenBoard hardware status
indicator
STAT
ColorNameIndicator
R M U 9
R M U 9
S T A TA C TP R O GS R V
C L A S S 1L A S E R
P R O D U C T
MO
NO
MO
NI
OU
TE
XP
IT
OA
RO
AA
M1
AM
2A
M3
AM
4A
M5
AM
6A
M7
AM
8
Page93Copyright © 2007 Huawei Technologies Co., Ltd. All rights reserved.
OADM Unit
� MR2
� 2-channel optical add/drop multiplexing unit
� Realizes the adding/dropping and multiplexing of two
signals
� Type of the optical interface: LC
� Laser Safety Level: Class 1M
M R 2
M R 2
S T A T
LA S E RR A D IA T IO N
D O N O T V IE W D IR E C T L Y
W IT H O P T IC A L
IN S TR U M E N TS
C L A S S 1 M L A S E RP R O D U C T
OU
TIN
MO
MI
D1
A1
D2
A2
Page94Copyright © 2007 Huawei Technologies Co., Ltd. All rights reserved.
OADM Unit
� MR2
� Functional modules and signal flow
OADM opticalmodule
IN
OUT
MO
MI
D1 D2 A1 A2
Page95Copyright © 2007 Huawei Technologies Co., Ltd. All rights reserved.
OADM Unit
� CMR2
� CWDM 2-channel optical add/drop multiplexing unit
� Realizes the adding/dropping and multiplexing of two signals
� Type of the optical interface: LC
� Laser Safety Level: Class 1M
C M R 2
C M R 2
S T A T
L A S E RR A D IA T IO N
D O N O T V IE W D IR E C T L Y
W IT H O P T IC A L
IN S T R U M E N T S
C L A S S 1M L A S E RP R O D U C T
OU
TIN
MO
MI
D1
A1
D2
A2
Page96Copyright © 2007 Huawei Technologies Co., Ltd. All rights reserved.
OADM Unit
� RMU9
� ROADM multiplexing unit.
� Adds eight single-channel signal or multi-channel
signals to the main path.
� Type of the optical interface: LC
� Laser Safety Level: Class 1
R M U 9
R M U 9
S T A TA C TP R O GS R V
C L A S S 1L A S E R
P R O D U C T
MO
NO
MO
NI
OU
TE
XP
IT
OA
RO
AA
M1
AM
2A
M3
AM
4A
M5
AM
6A
M7
AM
8
Page97Copyright © 2007 Huawei Technologies Co., Ltd. All rights reserved.
SCC
AM 1 A M 2
Coupling m odule
C ontro l and com m unication m odule
AM 3 AM 4 AM 5 AM 6 AM 7 AM 8
O ptical m ultip lexing m odule
VO A VO A VO A V O A VO A VO A VO A VO A
Splitter
Splitter
RO A
T O A
EXPI M O NI
M O NO
O U T
OADM Unit
� RMU9
� Functional modules and signal flow
Page98Copyright © 2007 Huawei Technologies Co., Ltd. All rights reserved.
OADM Unit
� RMU9
� Functions and Features
� 8 colorless adding interface, dynamic input.
� The TOA interface can be connected to optical amplifying
unit to realize cascading. If cascading is not needed, the
optical signals should be directly sent to the ROA interface.
� Online optical performance monitoring at TOA and EXPI
ports.
– The ratio of MONO port to TOA port and MONI port to EXPI
port: 3/97 (15dB).
R M U 9
R M U 9
S T A TA C TP R O GS R V
C L A S S 1L A S E R
P R O D U C T
MO
NO
MO
NI
OU
TE
XP
IT
OA
RO
AA
M1
AM
2A
M3
AM
4A
M5
AM
6A
M7
AM
8
Page99Copyright © 2007 Huawei Technologies Co., Ltd. All rights reserved.
OADM Unit
� ROAM
� Reconfigurable optical adding unit
� Realizes the dynamic adding/dropping, pass-
through, and blocking of a maximum of 40
wavelengths with the demultiplexing board.
� Type of the optical interface: LC
� Laser Safety Level: Class 1M
ROAM
ROAM
STATACTPROGSRV
LASERRADIATION
DO NOT VIEW DIRECTLY
WITH OPTICAL
INSTRUMENTS
CLASS 1M LASERPRODUCT
M01M02M03M04M05M06M07M08M09M10
M11M12M13M14M15M16M17M18M19M20
M21M22M23M24M25M26M27M28M29M30
M31M32M33M34M35M36M37M38M39M40
196.00195.90195.80195.70195.60195.50195.40195.30195.20195.10
195.00194.90194.80194.70194.60194.50
194.20194.10
194.40194.30
194.00193.90193.80193.70193.60193.50
193.20193.10
193.40193.30
193.00192.90192.80192.70192.60192.50
192.20192.10
192.40192.30
INO
UT
M01
M02
M03
M04
M05
M06
M07
M08
M09
M10
M11
M12
M13
M14
M15
M16
M17
M18
M19
M20
EX
PO
M21
M22
M23
M24
M25
M26
M27
M28
M29
M30
EX
PI
M31
M32
M34
M35
M36
M37
M38
M39
M40
DM
Page100Copyright © 2007 Huawei Technologies Co., Ltd. All rights reserved.
OADM Unit
� ROAM
� Functional modules and signal flow
OUT
DM
EXPI
EXPO
PLC optical module
IN
SCC
M01 M02
Optical demultiplexing module
Control and communication module
M40
Optical multiplexing module
Page101Copyright © 2007 Huawei Technologies Co., Ltd. All rights reserved.
OADM Unit
� ROAM
� Functions and Features
� Used for dynamic grooming of wavelength.
� Realizes the wavelength-level equilibrium and control of
optical power to flatten the spectrum for the working signals.
R M U 9
R M U 9
S T A TA C TP R O GS R V
C L A S S 1L A S E R
P R O D U C T
MO
NO
MO
NI
OU
TE
XP
IT
OA
RO
AA
M1
AM
2A
M3
AM
4A
M5
AM
6A
M7
AM
8
Page102Copyright © 2007 Huawei Technologies Co., Ltd. All rights reserved.
OADM Unit
� WSD9
� 9-port wavelength selective switching demultiplexing
board
� Configured any wavelengths to any interfaces
� Type of the optical interface: LC
� Laser Safety Level: Class 1M
WSD9
WSD9
LASERRADIATION
DO NOT VIEW DIRECTLY
WITH OPTICAL
INSTRUMENTS
CLASS 1M LASERPRODUCT
STATACTPROGSRV
DM
1D
M2
DM
3D
M4
EX
PO
IND
M5
DM
6M
ON
OM
ON
ID
M7
DM
8
Page103Copyright © 2007 Huawei Technologies Co., Ltd. All rights reserved.
OADM Unit
� WSD9
� Functional modules and signal flow
WSS optical module
Control and communication module
IN
SCC
DM1
MONI
DM2 DM7DM3 DM4 DM5 DM6 DM8
EXPO
MONO
Page104Copyright © 2007 Huawei Technologies Co., Ltd. All rights reserved.
OADM Unit
� WSD9
� Functions and Features
� Multi-dimension, fully dynamic allocation of wavelengths.
� Adjust the optical power of each channel.
� Online optical performance monitoring in IN and EXPO
ports.
– The ratio of MONI port to IN port and MONO port to EXPO port:
3/97 (15dB).
Page105Copyright © 2007 Huawei Technologies Co., Ltd. All rights reserved.
OADM Unit
� WSM9
� 9-port wavelength selective switching multiplexing board
� Configures any wavelengths to any interfaces
� Type of the optical interface: LC
� Laser Safety Level: Class 1
WSM9
WSM9
CLASS 1LASER
PRODUCT
STATACTPROGSRV
AM
1A
M2
AM
3A
M4
OU
TE
XP
IA
M5
AM
6M
ON
OM
ON
IA
M7
AM
8
Page106Copyright © 2007 Huawei Technologies Co., Ltd. All rights reserved.
OADM Unit
� WSM9
� Functional modules and signal flow
AM1 AM2 AM7AM3 AM4 AM5 AM6 AM8
WSS optical module
Control and communication module
SCC
OUT
MONO
EXPI
MONI
Page107Copyright © 2007 Huawei Technologies Co., Ltd. All rights reserved.
OADM Unit
� WSM9
� Functions and Features
� Multi-dimension, fully dynamic allocation of wavelengths.
� Adjust the optical power of each channel.
� Online optical performance monitoring in OUT and EXPI
ports.
– The ratio of MONO port to OUT port and MONI port to EXPI
port: 3/97 (15dB).
Page108Copyright © 2007 Huawei Technologies Co., Ltd. All rights reserved.
Optical Amplifying Unit
� Board list
--
IU1~IU17
IU1~IU17
Valid
slots
--
1
2
Occupied slots
Case-shape Raman pump
amplifier unit for C-bandCRPC
Optical booster unitOBU1
Optical amplifying unitOAU1
Board descriptionBoard name
Page109Copyright © 2007 Huawei Technologies Co., Ltd. All rights reserved.
Optical Amplifying Unit
� OAU1
� Optical Amplifier Unit
� Type of the optical interface: LC
� Laser Safety Level: Class 1M
� Indicators
OAU1
OAU1
LASERRADIATION
DO NOT VIEW DIRECTLY
WITH OPTICAL
INSTRUMENTS
CLASS 1M LASERPRODUCT
STATACTPROGSRV
TD
CP
DC
OU
TIN
MO
N
Red, greenBoard software status
indicator
PROG
Red, green, yellowService alarm indicatorSRV
GreenService active status indicatorACT
Red, greenBoard hardware status
indicator
STAT
ColorNameIndicator
Page110Copyright © 2007 Huawei Technologies Co., Ltd. All rights reserved.
Optical Amplifying Unit
� OAU1
� Functional modules and signal flow
EDFA optical module
Control andcommunication module
INOUT
MON
SCC
TDC RDC
Page111Copyright © 2007 Huawei Technologies Co., Ltd. All rights reserved.
Optical Amplifying Unit
� OAU1
� Functions and Features
� Amplifies a maximum of 40 channels with the channel
spacing of 100 GHz at the same time.
� Gain locking function
� Transient control function
� Continuously adjusts the gain from 20 dB to 31 dB
� Online optical performance monitoring at OUT port
– The ratio of MON port and OUT port :1/99 (20dB)
Page112Copyright © 2007 Huawei Technologies Co., Ltd. All rights reserved.
Optical Amplifying Unit
� OBU1
� Optical Booster Amplifier Unit
� Type of the optical interface: LC
� Laser Safety Level: Class 1M
� Indicators
O B U 1
O B U 1
MO
NO
UT
IN
S T A TA C TP R O GS R V
L A S E RR A D IA T IO N
D O N O T V IE W D IR E C T L Y
W IT H O P T IC A L
IN S T R U M E N TS
C L A S S 1 M L A S E RP R O D U C T
Red, greenBoard software status
indicator
PROG
Red, green, yellowService alarm indicatorSRV
GreenService active status indicatorACT
Red, greenBoard hardware status
indicator
STAT
ColorNameIndicator
Page113Copyright © 2007 Huawei Technologies Co., Ltd. All rights reserved.
Optical Amplifying Unit
� OBU1
� Functional modules and signal flow
EDFA optical module
Control andcommunication module
INOUT
MON
SCC
Page114Copyright © 2007 Huawei Technologies Co., Ltd. All rights reserved.
Optical Amplifying Unit
� OBU1
� Functions and Features
� Amplifies a maximum of 40 channels with the channel
spacing of 100 GHz at the same time.
� Gain locking function
� Transient control function
� Online optical performance monitoring at OUT port
– The ratio of MON port and OUT port :1/99 (20dB)
� Typical gain
– OBU1C01: 20dB, for receive end
– OBU1C02: 23dB, for transmit end
Page115Copyright © 2007 Huawei Technologies Co., Ltd. All rights reserved.
Optical Amplifying Unit
� CRPC
� Case-shape Raman pump amplifier unit for C-band
� External, case-shape amplifier
� Types of the optical interface: LC,LSH/APC
� Laser Safety Level: Class 4
警警警警警警警警: 启启启启 启启启启启启启启开开开开 开开开开 ,,,, 必必必必 必必必必必必必必务务务务 务务务务 务务务务
WARNING: FIBERS MUSTBE CONNECTED SEFOREPOWER UP
!
AVOID EYE OR SKIN
EXPOSURE TO DIRECT OR
CLASS 4 LASERPRODUCT
SCATTERED RADIATION
LASERRADIATION
ALMCRPC RUN
LINESYSMON
RS232-1 RS232-2 LAN
Page116Copyright © 2007 Huawei Technologies Co., Ltd. All rights reserved.
Optical Amplifying Unit
� CRPC
� Indicators
警警警警警警警警: 启启启启 启启启启启启启启开开开开 开开开开 ,,,, 必必必必 必必必必必必必必务务务务 务务务务 务务务务
WARNING: FIBERS MUSTBE CONNECTED SEFOREPOWER UP
!
AVOID EYE OR SKIN
EXPOSURE TO DIRECT OR
CLASS 4 LASERPRODUCT
SCATTERED RADIATION
LASERRADIATION
ALMCRPC RUN
LINESYSMON
RS232-1 RS232-2 LAN
redService alarm indicatorALRM
greenRunning status indicatorRUN
ColorNameIndicator
Page117Copyright © 2007 Huawei Technologies Co., Ltd. All rights reserved.
Optical Amplifying Unit
� CRPC
� Functional modules and signal flow
LINESYS
Pump source module
Control andcommunication module
MON
SCC
Page118Copyright © 2007 Huawei Technologies Co., Ltd. All rights reserved.
Optical Amplifying Unit
� CRPC
� Functions and Features
� Provides energy for the amplification of signals in the fiber.
� Realizes the distributed online amplification of signals over long
distance with wide bandwidth and low noise.
� Used at the receive end of the system, must be used with EDFA.
� Supports long-hop and 40G OTU application.
� Online optical performance monitoring at SYS port
– The ratio of MON port and SYS port :1/99 (20dB)
Page119Copyright © 2007 Huawei Technologies Co., Ltd. All rights reserved.
System Control and Communication Unit
� Board list
System control and communication UnitSCCSystem control
and
communication
unit
System auxiliary interface unitAUX
Board descriptionBoard nameBoard category
Page120Copyright © 2007 Huawei Technologies Co., Ltd. All rights reserved.
System Control and Communication Unit
� SCC
� System control and communication unit
� Accomplishes the service grooming, configuration
management and alarm output of a subrack.
� Occupies one slot, IU17 and IU18
S C C
S C C
S T A TA C TP R O GS R VP W R AP W R BP W R CA L M C
R E S E T
L A M P T E S T
A L M C U T
S u b R A C K _ ID
Page121Copyright © 2007 Huawei Technologies Co., Ltd. All rights reserved.
System Control and Communication Unit
� SCC
� Indicators
S C C
S C C
S T A TA C TP R O GS R VP W R AP W R BP W R CA L M C
R E S E T
L A M P T E S T
A L M C U T
S u b R A C K _ ID
Red, greenSystem power supply indicatorPWRB
Red, green, yellowService alarm indicatorSRV
Red, greenSystem power supply indicatorPWRA
Red, greenSystem power supply indicatorPWRC
Red, greenBoard software status indicatorPROG
YellowAlarm cut-off indicatorALMC
GreenService active status indicatorACT
Red, greenBoard hardware status indicatorSTAT
ColorNameIndicator
Page122Copyright © 2007 Huawei Technologies Co., Ltd. All rights reserved.
System Control and Communication Unit
� SCC
� Buttons
S C C
S C C
S T A TA C TP R O GS R VP W R AP W R BP W R CA L M C
R E S E T
L A M P T E S T
A L M C U T
S u b R A C K _ ID
Used to test all the indicators in the subrackLAMP TEST
Used to cut off the audible alarmALM CUT
Used to reset the SCCRESET
FunctionButton
Page123Copyright © 2007 Huawei Technologies Co., Ltd. All rights reserved.
System Control and Communication Unit
� SCC
� LED
S C C
S C C
S T A TA C TP R O GS R VP W R AP W R BP W R CA L M C
R E S E T
L A M P T E S T
A L M C U T
S u b R A C K _ ID
The LED on the front panel is used to indicate
whether the subrack is a primary or a secondary
one when subracks are cascaded.
"0“ indicates that the subrack which the SCC
placed is a primary one.
"1“ to "7" indicates that the subrack which the SCC
placed is a secondary one.
Subrack_ID
FunctionLED indicator
Page124Copyright © 2007 Huawei Technologies Co., Ltd. All rights reserved.
CPU andcontrolmodule
Communicationsmodule
Clock module
Overheadprocessing
module
Other boards
Other boards
Monitoringmodule
Power supplymodule
System Control and Communication Unit
� SCC
� Functional modules and signal flow
Page125Copyright © 2007 Huawei Technologies Co., Ltd. All rights reserved.
System Control and Communication Unit
� SCC
� Functions and Features
� 1+1 hot backup
� Supports 7 slave subracks cascading
� A secondary subrack cannot be upgraded to a primary subrack
� 1:N power supply backup for the system.
� IU18 is primary for SCC
Page126Copyright © 2007 Huawei Technologies Co., Ltd. All rights reserved.
System Control and Communication Unit
� AUX
� System auxiliary interface unit
� Provides the system with various auxiliary interfaces and
management interfaces.
� Three-bit jumper used to set the subrack ID
� Indicators
AUX
STAT
PROG
NM
_ET
H1
NM
_ET
H2
ET
H1
ET
H2
Red, greenBoard software status indicatorPROG
Red, greenBoard hardware status indicatorSTAT
ColorNameIndicator
Page127Copyright © 2007 Huawei Technologies Co., Ltd. All rights reserved.
System Control and Communication Unit
� AUX
� Interfaces
AUX
STAT
PROG
NM
_ET
H1
NM
_ET
H2
ET
H1
ET
H2
Inter-subrack communications network
interfaces
RJ-45 ETH1
Inter-subrack communications network
interfaces
RJ-45 ETH2
NM interface or NM cascading interfaceRJ-45 NM_ETH2
NM interface or NM cascading interfaceRJ-45 NM_ETH1
FunctionTypeInterface
Page128Copyright © 2007 Huawei Technologies Co., Ltd. All rights reserved.
Optical Supervisory Channel Unit
� Board list
IU1~IU17
IU1~IU17
Valid
slots
1
1
Occupied slots
Bi-directional optical supervisory channel
unitSC2
Unidirectional optical supervisory channel
unitSC1
Board descriptionBoard name
Page129Copyright © 2007 Huawei Technologies Co., Ltd. All rights reserved.
Optical Supervisory Channel Unit
� SC2
� Realizes the processing of two supervisory channels in
opposite directions
� Type of the optical interface: LC
� Laser Safety Level: Class 1
� Indicators
S C 2
S C 2
S T A TA C TP R O GS R V
TM
1R
M1
TM
2R
M2
Red, greenBoard software status
indicator
PROG
Red, green, yellowService alarm indicatorSRV
GreenService active status indicatorACT
Red, greenBoard hardware status
indicator
STAT
ColorNameIndicator
Page130Copyright © 2007 Huawei Technologies Co., Ltd. All rights reserved.
Optical Supervisory Channel Unit
� SC2
� Functional modules and signal flow
RM1 TM1
SCC
Opticalreceivingmodule
Overhead andclock processing
module
Opticaltransmitting
module
Opticalreceivingmodule
Opticaltransmitting
module
RM2 TM2
Control and communication module
Overhead andclock processing
module
Page131Copyright © 2007 Huawei Technologies Co., Ltd. All rights reserved.
Optical Supervisory Channel Unit
� SC2
� Functions and Features
� No limitation on the distance between two optical line amplifiers
� Independent of the SCC
– When the SCC needs to be maintained , the SC2 can still ensure the
pass-through of ECC with the two optical interfaces or the paired
board and monitor other stations.
� Operating Wavelength: 1510nm
Page132Copyright © 2007 Huawei Technologies Co., Ltd. All rights reserved.
Other Units
� Board list
IU1~IU1
7
IU1~IU1
7
IU1~IU1
7
IU1~IU1
7
IU1~IU1
7
IU1~IU1
7
IU1~IU1
7
Valid
slots
1
1
2
2
1
1
1
Occupied
slots
8-channel spectrum analyzer unitMCA8
4-channel spectrum analyzer unit MCA4Spectrum
analyzer unit
1-channel variable optical attenuator unit VA1Variable optical
attenuator unit
Sync optical channel separator unitSCS
Optical
protection unitOptical line protection unitOLP
2-channel optical path Protection unitDCP
4-channel variable optical attenuator unitVA4
Board descriptionBoard
name
Board
category
Page133Copyright © 2007 Huawei Technologies Co., Ltd. All rights reserved.
Other Units
� OLP
� Optical Line Protection Unit
� Type of the optical interface: LC
� Laser Safety Level: Class 1M
� Indicators
O L P
O L P
S T A TA C TP R O GS R V
L A S E RR A D IA T IO N
D O N O T V IE W D IR E C T L Y
W IT H O P T IC A L
IN S TR U M E N TS
C L A S S 1M L A S E RP R O D U C T
TO
1R
I1T
O2
RI2
RO
TI
Red, greenBoard software status
indicator
PROG
Red, green, yellowService alarm indicatorSRV
GreenService active status indicatorACT
Red, greenBoard hardware status
indicator
STAT
ColorNameIndicator
Page134Copyright © 2007 Huawei Technologies Co., Ltd. All rights reserved.
Other Units
� OLP
� Functional modules and signal flow
Optical splitter
SCC
TI
RO
TO1TO2
RI1RI2
Optical switch
Control andcommunication module
Page135Copyright © 2007 Huawei Technologies Co., Ltd. All rights reserved.
Other Units
� OLP
� Functions and Features
� Protection Type:
– optical line protection
– intra-OTU 1+1 protection
– client-side 1+1 protection
� Protection scheme:
– concurrent sending and selective receiving
– single-end switching
O L P
O L P
S T A TA C TP R O GS R V
L A S E RR A D IA T IO N
D O N O T V IE W D IR E C T L Y
W IT H O P T IC A L
IN S TR U M E N TS
C L A S S 1M L A S E RP R O D U C T
TO
1R
I1T
O2
RI2
RO
TI
Page136Copyright © 2007 Huawei Technologies Co., Ltd. All rights reserved.
Other Units
� OLP
� Functions and Features
� Switching Type:
– Locked switching
– Forced switching
– Automatic switching
– Manual switching
– Clear switching
Priority
O L P
O L P
S T A TA C TP R O GS R V
L A S E RR A D IA T IO N
D O N O T V IE W D IR E C T L Y
W IT H O P T IC A L
IN S TR U M E N TS
C L A S S 1M L A S E RP R O D U C T
TO
1R
I1T
O2
RI2
RO
TI
Page137Copyright © 2007 Huawei Technologies Co., Ltd. All rights reserved.
Other Units
� DCP
� 2-channel optical path protection unit
� Protection Type:
– intra-OTU 1+1 protection
– client-side 1+1 protection
� Indicators
D C P
D C P
LA S E RR A D IA T IO N
D O N O T V IE W D IR E C T L Y
W IT H O P T IC A L
IN S T R U M E N T S
C L A S S 1 M L A S E RP R O D U C T
S T A TA C TP R O GS R V
TO
11R
I11T
O12
RI12
TO
21R
I21T
O22
RI22
RO
1T
I1R
O2
TI2
Red, greenBoard software status
indicator
PROG
Red, green, yellowService alarm indicatorSRV
GreenService active status indicatorACT
Red, greenBoard hardware status
indicator
STAT
ColorNameIndicator
Page138Copyright © 2007 Huawei Technologies Co., Ltd. All rights reserved.
Other Units
� SCS
� Sync optical channel separator unit
� Type of the optical interface: LC
� Laser Safety Level: Class 1
� Indicators
S C S
S C S
C L A S S 1L A S E R
P R O D U C T
TO
11T
O12
RI12
TO
21R
I21T
O22
RI22
RO
1T
I1R
O2
TI2
RI11
Red, greenBoard hardware status indicatorSTAT
ColorNameIndicator
Page139Copyright © 2007 Huawei Technologies Co., Ltd. All rights reserved.
Other Units
� SCS
� Functional modules and signal flow
Optical splitter
Optical switch
Optical splitterTI1 TO11
RO1
TI2
RO2
TO12
RI11RI12
TO21TO22
RI21RI22Optical switch
Page140Copyright © 2007 Huawei Technologies Co., Ltd. All rights reserved.
Other Units
� SCS
� Functions and Features
� Protection Type:
– client-side 1+1 protection
� Protection scheme:
– Concurrent sending and selective receiving
– single-end switching by detecting SD and SF events of the channel
– Protection switching time < 50ms
S C S
S C S
C L A S S 1L A S E R
P R O D U C T
TO
11T
O12
RI12
TO
21R
I21T
O22
RI22
RO
1T
I1R
O2
TI2
RI11
Page141Copyright © 2007 Huawei Technologies Co., Ltd. All rights reserved.
Other Units
� MCA4
� 4-channel spectrum analyzer unit
� Type of the optical interface: LC
� Laser Safety Level: Class 1
� Indicators:
MCA4
MCA4
STATACTPROGSRV
IN1
IN2
IN3
IN4
Red, greenBoard software status
indicator
PROG
Red, green, yellowService alarm indicatorSRV
GreenService active status indicatorACT
Red, greenBoard hardware status
indicator
STAT
ColorNameIndicator
Page142Copyright © 2007 Huawei Technologies Co., Ltd. All rights reserved.
Other Units
� MCA4
� Functions and Features
� Supports the following detection functions and reporting
– Optical power of the channel
– Central Wavelength
– OSNR
– Number of wavelengths in the main optical path
� Used in APE function with other boards.
� Supports C band
MCA4
MCA4
STATACTPROGSRV
IN1
IN2
IN3
IN4
Page143Copyright © 2007 Huawei Technologies Co., Ltd. All rights reserved.
Other Units
� MCA4
� Functions and Features
� Detect accuracy for optical power: ±1.5dBm
� Detect accuracy for OSNR: ±1.5dB
� Detect accuracy for central wavelength: ±0.1nm
MCA4
MCA4
STATACTPROGSRV
IN1
IN2
IN3
IN4
Page144Copyright © 2007 Huawei Technologies Co., Ltd. All rights reserved.
Other Units
� VA1
� 1-channel variable optical attenuator unit
� Type of the optical interface: LC
� Laser Safety Level: Class 1M
� Indicators
V A 1
V A 1
S T A TA C TP R O GS R V
L A S E RR A D IA T IO N
D O N O T V IE W D IR E C T L Y
W IT H O P T IC A L
IN S T R U M E N TS
C L A S S 1 M L A S E RP R O D U C T
OU
TIN
Red, greenBoard software status
indicator
PROG
Red, green, yellowService alarm indicatorSRV
GreenService active status indicatorACT
Red, greenBoard hardware status
indicator
STAT
ColorNameIndicator
Page145Copyright © 2007 Huawei Technologies Co., Ltd. All rights reserved.
Other Units
� VA1
� Functions and Features
� Supports optical power adjustment and alarm monitoring
� Supports the power-off protection
� variable attenuation ranges: 1.5dB~21.5dB
� Resolution: 0.1dB
V A 1
V A 1
S T A TA C TP R O GS R V
L A S E RR A D IA T IO N
D O N O T V IE W D IR E C T L Y
W IT H O P T IC A L
IN S T R U M E N TS
C L A S S 1 M L A S E RP R O D U C T
OU
TIN
Page146Copyright © 2007 Huawei Technologies Co., Ltd. All rights reserved.
Question
� How many networking topologies does OptiX OSN 6800
support ?
� What are the main types of the boards in OptiX OSN 6800?
Page147Copyright © 2007 Huawei Technologies Co., Ltd. All rights reserved.
Question
� Does XCS work in any slots ?
� Which services are there for centralized cross-connection ?
� How many services are there for distributed cross-
connection?
Page148Copyright © 2007 Huawei Technologies Co., Ltd. All rights reserved.
Summary
� Position and networking ability of OptiX OSN 6800
� Main functions and features of OptiX OSN 6800
� OptiX OSN 6800 subrack layout
� OptiX OSN 6800 board category
� Main functions and features of the boards
www.huawei.com
Thank You
Page150Copyright © 2007 Huawei Technologies Co., Ltd. All rights reserved.
Appendix 1: Indicators
� Cabinet Indicators
There is no minor alarm.Off
There is a minor alarm.On (Yellow)Minor alarm indicatorminor
There is no major alarm.Off
There is a major alarm.On (Orange)Major alarm indicatormajor
There is no critical alarm.Off
There is a critical alarm.On (red)Critical alarm indicatorcritical
The cabinet is not powered on.Off
The cabinet is powered on.On (green)Power indicator power
DescriptionStatusNameIndicator
Page151Copyright © 2007 Huawei Technologies Co., Ltd. All rights reserved.
Appendix 1: Indicators
� Board Indicators
No service is configured. (The SRV indicator of the XCS has no "Off".)
Off
Minor or remote alarm occurs to service.On (yellow)
Critical or major alarm occurs to service.On (red)
Service is normal, no service alarm occurs.On (green)
Service Alarm Indicator
SRV
The board is not powered on.Off
The board hardware fails.On (red)
The board works normally.On (green)
Board Hardware Indicator
STAT
DescriptionStatusNameIndicator
Page152Copyright © 2007 Huawei Technologies Co., Ltd. All rights reserved.
Appendix 1: Indicators
� Board Indicators
The board software or software for FPGA is uploaded successfully, or the board software is initialized successfully.
On (green)
300ms on and 300ms offBIOS booting/loading FPGA/loading unit software.
Blinking slowly (green)
100ms on and 100ms offWriting FLASH.
Blinking quickly (green)
100ms on and 100ms off BOOTROM check failed.
Blinking (red)
Memory check failed/loading unit software failed/the FPGA file is lost/the unit software is lost.
On (red)Board Software Indicator
PROG
DescriptionStatusNameIndicator
Page153Copyright © 2007 Huawei Technologies Co., Ltd. All rights reserved.
Appendix 1: Indicators
� Board Indicators
No power supply inputs.Off
The –48 V power supply A is faulty (lost or failed).On (red)
The –48 V power supply A is normal.On (green)
Indicator for system power supply
PWRA
100ms on and 100ms offBacking up the system database in patches.
Blinking quickly (green)
The board is not in working mode.The board is in the standby mode.
Off
The board is in working mode.The board is in the active mode.
On (green)
Service Activation Indicator
ACT
DescriptionStatusNameIndicator
Page154Copyright © 2007 Huawei Technologies Co., Ltd. All rights reserved.
Appendix 1: Indicators
� Board Indicators
Give sound warning upon alarm.Off
Currently in permanent alarm cut-off status.On (green)
Alarm cut indicator
ALMC
The +3.3 V protection power is lost.On (red)
The +3.3 V protection power is normal.On (green)
Indicator for protection power supply
PWRC
No power supply inputs.Off
The –48 V power supply B is faulty (lost or failed).On (red)
The –48 V power supply B is normal.On (green)
Indicator for system power supply
PWRB
DescriptionStatusNameIndicator
Page155Copyright © 2007 Huawei Technologies Co., Ltd. All rights reserved.
Appendix 1: Indicators
� Fan Indicator
The fan is not powered on or is absent.Off
The fan is stopped manuallyOn (yellow)
The fan failureOn (red)
The fan is normalOn (green)
Fan indicatorSTAT
DescriptionStatusNameIndicator
Page156Copyright © 2007 Huawei Technologies Co., Ltd. All rights reserved.
Appendix 2: Power Consumption and Valid slots
218.7 17.0WSM9 / WSD9
10.30.2 MR2
14.6 4.2 FIU
33.0 OAU1
66.0 ROAM
45.5 LSX
52.9LQMS
155.050.0L4G
158.2
150.1
20.0 XCS
20.0
Maximum Power
Consumption at 25℃℃℃℃(W)
372.6
236.3
122.0
322.0M40 / D40
Number of
Occupied Slots
Maximum Power
Consumption at 55℃℃℃℃(W)Board
Page157Copyright © 2007 Huawei Technologies Co., Ltd. All rights reserved.
Appendix 3:Abbreviations
Intelligent Power Adjustment IPA
European Telecommunication Standards Institute ETSI
Enterprise Systems Connection ESCON
Reconfiguration Optical Add/drop Multiplexer ROADM
Fiber Connection FICON
Avalanche Photo Diode APD
Automatic Level Control ALC
Advanced Forward Error Correction AFEC
Positive Intrinsic Negative PIN
Automatic Power Equilibrium
Full Name
APE
Abbreviation
Thank youwww.huawei.com