LI GII THIU

HOC VIEN CONG NGHE BU CHNH VIEN THONG

C S THANH PHO HO CH MINH

-----------oOo----------

KHOA LUAN TOT NGHIEP AI HOC

Nganh : ien T Vien Thong He : Hoan Chnh ai Hoc

Nien khoa : 2005 - 2007

e tai :

KHAO SAT THIET B TRUYEN DAN QUANG SURPASS HIT7070 CUA SIEMENS

Ma so : 08405360181Giao vien hng dan : Th.S LE CHU KHAN

Sinh vien thc hien : Lp

: Nam : 2008LI GII THIU

(((S tin b ca khoa hc k thut thc y nn cng nghip vin thng pht trin mnh m t mng in thoi tng t c chuyn sang mng s hon ton. c bit l vic ng dng si quang trong ngnh vin thng cho php truyn thng tin dung lng cc ln trn c ly rt xa p ng mi yu cu ca ngi s dng nh: Thoi, Data, IPTV, in thoi Hi ngh, Truyn hnh Trc tip, Video on Demandcc dich v ny yu cu bng thng rt ln v mt thnh phn quan trng khng th thiu trong qu trnh cung cp cc dch v vin thng l c s h tng mng truyn dn. Chnh v tnh thit yu v quan trng ca mng truyn dn nn em chn ti gii thiu v Thit B Truyn Dn Quang HIT7070 ca SIEMENS. Hin ti, thit b ny ang c s dng rng ri trong cc doanh nghip cung cp dch v vin thng ti VIT NAM nh: VNPT, SPT, H NI TELECOM...HIT7070 l thit b truyn dn quang SDH c s dng lm b ghp knh u cui, b ghp knh xen/rt, b ghp knh kt ni cho v b ghp knh theo bc sng WDM vi dung lng rt ln ln n 160Gbps. ti gii thiu khi qut v thit b HIT 7070 v mt s thao tc ch yu trong cng vic vn hnh, khai thc v bo dng nhm gip cn b k thut c th nm r cc nguyn l c bn khai thc thit b hp l.

ti gm c bn chng vi ni dung nh sau:

Chng I: Gii Thiu S Lc V PDH V SDH, chng ny gii thiu khi qut v SDH v PDH, cu trc khung STM-1, cch ghp cc lung tn hiu 140M, 34M vo khung STM-1 v s ghp cc lung nhnh PDH vo khung STM-N.Chng II: Kho St Thit B, chng ny m t cu trc khung thit b, cc loi Card c s dng, cc c ch bo v v mt s ng dng ca thit b.Chng III: Khai Thc, Vn Hnh V Bo Dng Thit B, chng ny gii thiu phn mm qun l TNMS CT v mt s thao tc c bn trong cng tc vn hnh v bo dng thit b nh kt ni cho, khai bo v xa cc lung s, backup v restore d liu.Chng IV: So Snh Vi Cc Thit B Tng ng, chng ny so snh cc c tnh c bn ca HIT 7070 vi thit b OPTIX 155/622 ca HUAWEIMng truyn dn l mt b phn quan trng cn phi c quan tm v u t ng mc nhm cung cp cc dch bng rng v p ng nhu cu m rng trong tng lai. Thit b HIT 7070 ca SIEMENS cho php ghp knh theo bc song quang WDM (y l cng ngh ghp knh quang s c s dng rng ri trong tng lai) tha mn cc yu cu v truyn dn bng rng, dung lng ln c th s dng lm mng truyn dn ng trc.Cui cng, em xin chn thnh cm n thy L Chu Khn tn tnh hng dn em hon thnh ti ny.MC LC

CHNG I: GII THIU S LC V SDHTrang 1

1.1. TNG QUAN V PDHTrang 1

1.1.1. NHC IM CA PDHTrang 2

1.2. TNG QUAN V SDHTrang 2

1.2.1. CU TRC KHUNG SDH Trang 2

1.2.2. CU TRC GHP KNHTrang 2

1.2.2.a. GHP KHUNG STM-1 T LUNG TN HIU 139264kb/sTrang 3

1.2.2.b. GHP KHUNG STM-1 T LUNG TN HIU 34368kb/sTrang 4

CHNG II: KHO ST THIT BTrang 6

2.1. TNG QUAN V H THNGTrang 6

2.1.1. GII THIU V THIT BTrang 6

2.1.2. PHN LOI THIT B SURPASS HIT 7070Trang 6

2.1.2.a. CU TRC KHUNG THIT B DOUBLE CORETrang 7

2.1.2.b. CU TRC KHUNG THIT B SINGLE CORETrang 8

2.1.2.c. CU TRC KHUNG THIT B PDH MICROSELFTrang 92.1.3. S KHI CA THIT B Trang 10

2.1.4. NG DNG CA THIT BTrang 10

2.1.4.a. DNG LM B GHP KNH U CUI TMXTrang 10

2.1.4.b. DNG LM B GHP KNH XEN RT ADMTrang 11

2.1.4.c. DNG LM B KT NI CHOTrang 11

2.1.5. CC LOI CARD C S DNGTrang 11

2.1.5.a. CORE CARDTrang 11

2.1.5.b. CARD SDHTrang 12

2.1.5.c. CARD PDH Trang 13

2.1.5.d. CARD WDM (IFS40G)Trang 14

2.1.5.e. CARD ETHERNETTrang 14

2.1.6. CU TRC IU KHINTrang 14

2.1.7. CU TRC CHUYN MCHTrang 14

2.1.8. CU TRC BO VTrang 15

2.1.8.a. BO V LU LNG SDHTrang 15

2.1.8.b. BO V LU LNG GITrang 17

2.1.8.c. BO V PHN CNGTrang 18

2.1.9. KHI CUNG CP NGUN Trang 20

CHNG III: KHAI THC, VN HNH V BO DNG THIT BTrang 21

3.1. KHAI THC V VN HNH THIT BTrang 21

3.1.1. CI T CHNG TRNH TNMS CTTrang 21

3.1.2. S DNG CHNG TRNH TNMS CTTrang 26

3.1.2.a. LOGIN VO CHNG TRNH TNMS CTTrang 26

3.1.2.b. IMPORT CC LICSENCETrang 26

3.1.2.c. GIAO DIN CHNG TRNH TNMS CTTrang 26

3.1.2.d. KT NI CHO (CROSS-CONNECTION)Trang 283.2. BO DNG THIT BTrang 41

3.2.1. CU HNH CNH BO (ALARM CONFIGURATIONS)Trang 41

3.2.2. X L CNH BO V TN HIUTrang 41

3.2.3. GIM ST PORTTrang 42

3.2.4. GIM ST KT NI Trang 43

3.2.5. GIM ST U CUI Trang 43

3.2.6. GIM ST ALARM REPORTTrang 44

3.2.7. PATH TRACETrang 44

3.2.8. GIM ST ALRRM SUPPRESSIONTrang 46

3.2.9. CHE LITrang 46

3.2.10. BACKUP, RESTORE & LOG FILETrang 47

CHNG IV: SO SNH VI CC THIT B TNG NGTrang 52

4.1. CU TRC THIT B QUANG OPTIX 155/622HTrang 52

4.1.1. CU TRC TNG QUT CA THIT BTrang 52

4.1.2. MT TRC CA THIT B OPTIX 155/622HTrang 52

4.1.3. MT SAU CA THIT B OPTIX 155/622HTrang 53

4.1.4. CC KHU VC CA BOARD MCH CHTrang 53

4.2. KHI GIAO TIP SDH Trang 54

4.2.1. GIAO TIP QUANG STM-4 (OI4)Trang 54

4.2.1.a. CHC NNG CHNH CA BOARD OI4Trang 54

4.2.1.b. CU HNH CA BOARD OI4Trang 54

4.2.2. GIAO TIP QUANG STM-1 (OI2S/OI2D)Trang 55

4.2.2.a. CHC NNG CHNH CA BOARD OI2S/OI2DTrang 55

4.2.2.b. CU HNH CA BOARD OI2S/OI2DTrang 55

4.3. KHI GIAO TIP PDHTrang 56

4.4. CC BOARD MCH CA OPTIX 155/622HTrang 56

4.5. CC THNG S K THUTTrang 57

4.5.1. GIAO TIP QUANGTrang 57

4.6. NG DNG TRONG MNG TRUYN DNTrang 57

4.6.1. DNG TRONG MNG CHUI V MNG HNH SAOTrang 58

4.6.2. DNG TRONG MNG STARTrang 58

4.6.3. DNG TRONG MNG RINGTrang 58

4.6.4. MNG RING GIAO NHAUTrang 58

4.6.5. MNG RING TIP XCTrang 59

4.6.6. MNG HN HP RING CHAINTrang 59

4.7. SO SNH MT S C IM CA HAI THIT BTrang 59

MC LC HNH

Hnh 1.1: Tch lung tn hiu 2Mb/s t lung 140Mb/sTrang 1

Hnh 1.2: Ghp lung tn hiu 140Mb/s t lung 2Mb/sTrang 1

Hnh 1.3: Cu trc khung SDHTrang 2

Hnh 1.4: Cu trc ghp knh SDH t cc lung PDHTrang 3

Hnh 1.5: Mapping lung PDH 139264Kb/s vo Container C-4Trang 3

Hnh 1.6: Cu trc AU-4Trang 4

Hnh 1.7: Cu trc khung STM-1Trang 4

Hnh 1.8: Container o VC-3Trang 4

Hnh 1.9: Ghp 3xTUG-3 to thnh Container o VC-4Trang 5

Hnh 1.10: Ghp lung 34Mb/s vo khung STM-1Trang 5

Hnh 2.1: Mt trc ca thit b HIT 7070 Double CoreTrang 7

Hnh 2.2: Mt trc ca thit b HIT 7070 Single CoreTrang 8

Hnh 2.3: Mt trc ca thit b HIT 7070 PDH MicroselfTrang 9

Hnh 2.4: S khi ca thit b HIT 7070Trang 10

Hnh 2.5: ng dng ca thit b HIT 7070 dng lm TMX Trang 10

Hnh 2.6: ng dng ca thit b HIT 7070 dng lm ADMTrang 11

Hnh 2.7: ng dng ca thit b HIT 7070 dng lm LXCTrang 11

Hnh 2.8: S dng HOSF 160G 7070 DCTrang 15

Hnh 2.9: S dng HOSF 160G 7070 SCTrang 15

Hnh 2.10: C ch bo v 1+1 Linear MSPTrang 16

Hnh 2.11: C ch bo v 1+1 SNCPTrang 17

Hnh 2.12: C ch bo v RPRTrang 18Hnh 2.13: C ch bo v Pass ThroughTrang 18Hnh 2.14: C ch bo v 1:N CHO Card IF2MTrang 19

Hnh 2.15: C ch bo v 1+1 cho Card IF345MTrang 19

Hnh 3.1 : TNMS CT WelcomeTrang 21

Hnh 3.2: Chn kiu ci t NCT/LCTTrang 22

Hnh 3.3: Chn kiu ci t l Client/ServerTrang 22

Hnh 3.4: License AgreementTrang 23

Hnh 3.5: Chn th mc ci t TNMS CTTrang 23

Hnh 3.6: Chn kiu NE cn ci tTrang 24

Hnh 3.7: Bt u copy cc filesTrang 24

Hnh 3.8: Ca s thng bo tin trnh ci t TNMS CTTrang 25

Hnh 3.9: Ca s thng bo qu trnh ci t kt thcTrang 25

Hnh 3.10: Ca s Login vo chng trnh TNMS CTTrang 26

Hnh 3.11: Giao Din Chng trnh TNMS CTTrang 27

Hnh 3.12: Ca s Network ViewTrang 27

Hnh 3.13: Ca s Module ViewTrang 28

Hnh 3.14: Kt ni cho mc VC-12 gia Line v Trib thit b HIT 7070Trang 29

Hnh 3.15: Kt ni cho mc VC-4 thit b HIT 7070Trang 30

Hnh 3.16: Ca s thc hin thao tc kt ni choTrang 31

Hnh 3.17: Ca s Lit k cc kt ni choTrang 31

Hnh 3.18: Chn dng kt ni choTrang 32

Hnh 3.19: Chn loi VC cn kt ni choTrang 32

Hnh 3.20: Chn loi Card cn kt ni choTrang 33

Hnh 3.21: Chn lung s cn kt ni choTrang 33

Hnh 3.22: Chn Card quang v VC cn kt ni choTrang 34

Hnh 3.23: Xa kt ni choTrang 34

Hnh 3.24: Kt ni cho mc VC-12 thit b HIT 7070Trang 36

Hnh 3.25: Phn r tn hiu VC-4 ca SF10GTrang 38

Hnh 3.26: Tng s VC-4 nm trong SF10GTrang 39

Hnh 3.27: Tng s VC-12 nm trong VC-4#3Trang 39

Hnh 3.28: Tng s TUG-3 nm trong VC-4#3Trang 40

Hnh 3.29: Gim st cc cnh bo trn thit b HIT 7070Trang 42

Hnh 3.30: Gim st Port trn thit b HIT 7070Trang 43Hnh 3.31: Gim st Port trn thit b HIT 7070Trang 44Hnh 3.32: Thit lp ch bo dng trn thit b HIT 7070Trang 45Hnh 3.33: Thit lp ch cnh bo trn thit b HIT 7070Trang 46

Hnh 3.34: Thit lp ch cnh bo trn thit b HIT 7070Trang 46

Hnh 3.35: Backup v Restore d liu trn thit b HIT 7070Trang 47

Hnh 3.36: Backup v Restore d liu trn thit b HIT 7070Trang 48

Hnh 3.37: Log File d liu trn thit b HIT 7070Trang 50

Hnh 3.38: Log File d liu trn thit b HIT 7070Trang 51

Hnh 4.1: Thit b OPTIX 155/622Trang 52Hnh 4.2: Mt trc ca thit b OPTIX 155/622Trang 52

Hnh 4.3: Mt sau ca thit b OPTIX 155/622Trang 53

Hnh 4.4: V tr cc Slot trn Board Mch ChTrang 53

Hnh 4.5: Board IO4Trang 54

Hnh 4.6: Mt trc giao tip board OI2D/IO2STrang 55

Hnh 4.7: Mng ChuiTrang 58

Hnh 4.8: Mng STARTrang 58

Hnh 4.9: Dng trong mng RingTrang 58

Hnh 4.10: Mng Ring giao nhauTrang 58

Hnh 4.11: Mng Ring tip xcTrang 59

Hnh 4.12: Mng hn hp Ring ChainTrang 59

MC LC BNG

Bng 2.1: Cc thng s k thut ca Card quang STM-1Trang 12

Bng 2.2: Cc thng s k thut ca Card quang STM-4Trang 13

Bng 2.3: Cc thng s k thut ca Card quang STM-16Trang 13

Bng 2.4: Cc thng s k thut ca Card in STM-1 Trang 13

Bng 3.1: Cc thao tc thc hin kt ni choTrang 36

Bng 3.2: Phn r tn hiu VC-4 #3 ca SF10GTrang 38

Bng 3.3: Cc thao tc thc hin kt ni choTrang 41Bng 3.4: Thc hin Backup d liu trn thit b HIT 7070 Trang 49

Bng 3.5: Thc hin Restore d liu trn thit b HIT 7070 Trang 50

Bng 4.1: Cc Loi Board c s dng trong thit bTrang 58

Bng 4.2: Cc thng s ca giao tip 155.520M Trang 58

Bng 4.3: Cc thng s ca giao tip 622.080M Trang 58

Bng 4.4: Cc thng s ca giao tip ATM Trang 58Bng 4.5: So snh mt s chc nng tiu biuTrang 59

CC T VIT TT

AC

Alternating Current

ADMX

Add Drop Multiplexer

ADM

Add/Drop Multiplexer

AIS

Alarm Indication Signal

APS

Automatic Protection Switching

ATM

Asynchronous Transfer Mode

ALS

Automatic Laser Shutdown

ANSI

American National Standard Institute

BER

Bit Error Ratio

BITS

Building Integrated Timing Supp

BSHR

Bidirectional Self Healing Ring

CAN

Control Area Network

CAC

Connection Admission Control

CBR

Constant Bit Rate

CDV

Cell Delay Variation

CER

Cell Error Ratio

CLP

Cell Loss Priority

CLR

Cell Loss Rate

CMI

Coded Mark Inversion

CMM

Capability Maturity Model

CMR

Cell Misinsertion Ratio

CSR

Cell Sequence Error Ratio

CTD

Cell Transfer Delay

CCU

Card Clock Unit

CDR

Clock and Data Recovery

CE

Communaut Europenne

CST

Central Standard Time

CLU

Clock Unit

CT

Craft Terminal

DCC

Data Communications Channel

DCM

Dispersion Compensation Module

DC

Direct Current

DCC

Data Communication Channel

DCN

Data Communications Network (G.784)

DCE

Data Communications Equipment

DDN

Digital Data Network

DHCP

Dynamic Host Configuration Protocol

DSL

Digital Subscriber Line

DTE

Data Terminal Equipment

DFB

Distributed Feedback

DTMF

Dual Tone Multi-Frequency

DLL

Dynamic Link Library

DNS

Domain Naming Service

DWDM

Dense Wavelength Division Multiplexing

ECC

Embedded Communications Channel

EIA

Electronics Industry Association

EMC

ElectroMagnetic Compatibility

EML

Element Management Layer

EOS

Ethernet Over SDH

EOW

Engineering Order Wire

ETS

European Telecommunication Standards

ETSI

European Telecommunications Standards Institute

EML

Element Management Layer

EN

European Norm

ESD

Electrostatic Discharge

FCS

Frame Check Sequence

FEC

Forward Error Correction

FIFO

First In First Out

FTP

File Transfer Protocol

GFC

Generic Flow Control

GSM

Global System for Mobile Communications

GMT

Greenwich Mean Time

GNE

Gateway Network Element

GUI

Graphical User Interface

GUIMN

Graphical User Interface Manual

GFP

Generic Framing Procedure

HO

High Order (SDH Traffic)

HDLC

High-level Data Link Control

HEC

Header Error Control

ILAN

Internal LAN

ID

Identification/Identity

IEEE

Institute of Electrical and Electronics Engineers

IETF

Internet Engineering Task Force

IGMP

Internet Group Management Protocol

iMAP

Integrated Management Application Platform

IP

Internet Protocol

ISP

Internet Service Provider

ITU

International Telecommunication Union

JRE

Java Runtime Environment

LAN

Local Area Network

LCT

Local Craft Terminal

LAN

Local Area Network

LAPS

Link Access Procedure-SDH

LCAS

Link Capacity Adjustment Scheme

LED

Light Emitting Diode

LOP

Loss of Pointer

LOS

Loss Of Signal

LSP

Label Switch Path

LSU

Line Switch Unit

LO

Low Order (SDH Traffic)

LOS

Loss of Signal (indication)

LXC

Local Cross Connect

MAC

Media Access Control

MADM

Multi-Add/Drop Multiplexer

MCF

Message Communication Function

MLM

Multi-Longitudinal Mode (laser)

MODEM

MOdulator-DEModulator

MS

Multiplex Section

MSP

Multiplex Section Protection

MSP

Multiplex Section Protection

MS-SPRing

Multiplex Section, Shared Protected Ring

MSTP

Multi-Service Transmission Platform

MTIE

Maximum Time Interval Error

MPLS

Multi Protocol Label Switching

MUX

Multiplexer

NCT

Network Craft Terminal

NE

Network Element

NML

Network Management Layer

nrt-VBR

Non-Real Time Variable Bit Rate

NEC

Network Element Controller

NSAP

Network Service Access Point

NCT

Network Craft Terminal

NEMI

Network Element Management Interface

OAM

Operation Administration and Maintenance

OLT

Optical Line Terminal

ONU

Optical Network Unit

OSI

Open System Interconnection

OSN

Optical Switch Network

ODU

Optical Data Unit

OTU

Optical Transport Unit

OLE

Object Linking and Embedding

OSI

Open System Interconnection

OSPF

Open Shortest Path First

PP

Path Protection

PPP

Point-to-Point Protocol

PS

Packet Switched

PT

Payload Type

PC

Personal Computer

PCI

Peripheral Component Interconnect

PDF

Portable Document Format

PPP

Point to Point Protocol

PDH

Plesiochronous Digital Hierarchy

POH

Path Overhead

PoS

Packet over SDH

PID

Power Input Device

Q Q interface to telecommunication management network (TMN)

QoS

Quality of Service

PSU

Power Supply Unit

RPR

Resilient Packet Ring

RAID

Redundancy Array of Independent Disks

REG

Regenerator

RFC

Requirement for Comment

RMON

Remote monitoring

rt-VBR

real time Variable Bit Rate

RUP

Rational Unified Process

SAN

Storage Area Network

SCOH

System Controller and Overhead (Card)

SDH

Synchronous Digital Hierarchy

SETS

Synchronous Equipment Timing Source

SLA

Service Level Agreement

SONET

Synchronous Optical Network

SPI

SDH Physical Interface

SSM Synchronization Status MessageSSMF Standard Single Mode Fiber

SEMF

Synchronous Equipment Management Function

SF

Signal Fail

SHDSL

Single pair High-Bit-Rate Digital Subscriber Line

SLM

Single Longitudinal Mode

SNCP

Sub-Network Connection Protection

SNMP

Simple Network Management Protocol

SOH

Section Overhead

SONET

Synchronous Optical Network

SS7

Signaling System Number 7

SSM

Synchronization Status Message

STM

Synchronous Transfer Mode

STP

Shielded Twisted Pair

STP

Span Tree Protocol

STM-1 Synchronous transport module level 1 Basic signal of the synchronous digital hierarchy (155.520 Mbps)

STM-N Synchronous transport module level N Multiplex signal with the bit rate N x 155.520 Mbps

SDF

System Data Format

SNMP

Simple Network Management Protocol

SP

Service Pack

SSL

Secure Socket Layer

SW

Software

TCN

Threshold Crossing Notification

TCP/IP

Transmission Control Protocol/Internet Protocol

TIFTelemetry Interface (Housekeeping Alarm Interface)

TMN

Telecommunication Management Network

TDEV

Time DEViation

TDM

Time Division Multiplex

TM

Terminal Multiplexer

TMN

Telecommunications Management Network

TMX

Terminal Multiplexer

TU

Tributary Unit

TNMS Telecommunication Network Management System (Network Element Manager)

UTIF

Universal Traffic Interface

UBR

Unspecified Bit Rate

UTP

Unshielded Twisted Pair

VC-4

Virtual Container for hierarchy level 4

VC

Virtual Concatenation

VC

Virtual Container

VC

Virtual Channel

VCI

Virtual Channel Identifier

VLAN

Virtual Local Area Network

VLL

Virtual Leased Line

VP

Virtual Path

VPC

Virtual Path Connection

VPG

Virtual Path Group

VPI

Virtual Path Identifier

VPLS

Virtual Private LAN Service

VPN

Virtual Private Network

VLAN

Virtual LAN

UPS

Uninterrupted Power Supply

WAN

Wide Area Network

WINS

Windows Internet Naming Service

XML

Extended Markup Language

CHNG I: GII THIU S LC V SDH

Chng ny gii thiu khi qut v SDH, cu trc khung STM-1, cch ghp cc lung tn hiu 140M, 34M vo khung STM-1 v s ghp cc lung nhnh PDH vo khung STM-N. Trc khi cp n SDH xin gii thiu s lc v PDH mt k thut ghp knh s bt ng b c hnh thnh trc khi SDH xut hin.

1.1. TNG QUAN V PDH

PDH vit tc ca t Plesiochronous Digital Hierarchy l mt k thut ghp knh s bt ng b. Hin ti c ba tiu chun ghp knh bt ng b l: Chu u, Bc M v Nht Bn.

PDH khng cho php tch, ghp trc tip cc lung tn hiu s m phi qua cc mc tch, ghp khc nhau.

Hnh 1.1: Tch lung tn hiu 2Mb/s t lung 140Mb/s

Hnh 1.2: Ghp lung tn hiu 140Mb/s t lung 2Mb/s

1.1.1. NHC IM CA PDH

Do tn ti ba tiu chun khc nhau mi tiu chun li qui nh mc tn hiu giao tip khc nhau, phng php ghp v cu trc khung cng khc nhau nn gy kh khn cho vic kt ni gia cc h thng.

Do vic tch, ghp tn hiu phi qua nhiu mc nn lm gia tng chi ph, phc tp, gim hiu qu hot ng ca h thng truyn dn.

Trong PDH cc byte overhead c dng cho OAM nn lm gim dung lng khai thc ca h thng.

Khng tn ti mt giao tip qun l mng thng nht nn gy rt nhiu kh khn trong vic tch hp mng qun l vin thng TMN.

1.2. TNG QUAN V SDH

khc phc nhng nhc im ca PDH. K thut ghp knh ng b s SDH ra i. SDH cung cp mt tiu chun thng nht cho c hai dng giao tip quang v in, cc mc tn hiu s, cu trc khung, phng php ghp, gim st v qun l mng. V th cc thit b SDH ca nhiu nh sn xut c th kt ni vi nhau d dng.

1.2.1. CU TRC KHUNG SDH

Khung SDH c kch thc 9 x 270 bytes c chia lm ba phn:

- Khi SOH c kch thc 8 x 9 bytes c s dng cho cc chc nng vn hnh, khai thc v bo dng (OAM)

- Khi con tr AU c kch thc 9 bytes dng ch th v tr bt u ca vng Payload.

- Khi Payload c kch thc 9 x 261 bytes truyn ti thng tin t cc lung nhnh PDH.

Hnh 1.3: Cu trc khung SDH

1.2.2. CU TRC GHP KNH

Theo khuyn co ca ITU-T G.709 cu trc ghp knh SDH nh hnh 1.4. Theo khuyn co ny, cc lung nhnh PDH c a vo cc Container tng ng sau cc container ny c chn vo con tr POH tr thnh cc Container o VC. VC c cn chnh da vo cc TU tng ng. Ty theo tng mc ghp m cc TU c ghp thnh cc TUG sau tip tc ghp cc TUG ny to thnh cc VC c bc cao hn. Cc VC bc cao c cn chnh tc a vo cc AU tng ng. Cc AU c ghp thnh AUG trc khi a vo khung STM-1.

Hnh 1.4: Cu trc ghp knh SDH t cc lung PDH

1.2.2.a. GHP KHUNG STM-1 T LUNG TN HIU 139264kb/s

Lung tn hiu PDH 139264 Kb/s c cn chnh tc a vo Container C-4 c kch thc 9x260 bytes. Tc ca khung C-4 l 8000 khung/giy.

Hnh 1.5: Mapping lung PDH 139264Kb/s vo Container C-4

Container C-4 ssau c chn vo mo u ng dn POH to thnh Container o VC-4. VC-4 ny sau c a vng payload ca khung STM-1. V tr ca VC-4 trong vng payload c gi l v tr ni (float) do mt phn ca VC-4 c pht trong khung STM-1 ny v phn cn li c pht trong khung STM-1 tip theo.

Mt con tr AU t trc khung VC-4 ch th v tr bt u ca VC-4 trong vng payload.

Con tr AU-4 c kch thc ging nh khung STM-1 nhng ch thiu khi SOH.

Hnh 1.6: Cu trc AU-4

Con tr AU-4 sau c b sung thm phn SOH to thnh khung STM-1. hnh thnh khung STM-N ta ghp N khung STM-1 li vi nhau.

Hnh 1.7: Cu trc khung STM-1

1.2.2.b. GHP KHUNG STM-1 T LUNG TN HIU 34368kb/s

Lung tn hiu 34368Kb/s c thch ng tc a vo Container C-3. Container C-3 c gn thm POH pha trc to Container o VC-3.

Hnh 1.8: Container o VC-3

VC-3 ny c gn vo mt con tr c kch thc 3 bytes to thnh TU-3. khung TU-3 c chn vo 6 bytes d liu gi ngu nhin to thnh TUG-3. sau ngi ta ghp xen byte 3 x TUG-3 to thnh Container o VC-4.

Hnh 1.9: Ghp 3xTUG-3 to thnh Container o VC-4

Tip theo, tng t nh ghp lung 139264kb/s. Container o VC-4 c chn thm mt con tr to thnh con tr AU-4 v AU-4 c b sung thm khi SOH to thnh khng STM-1.

Hnh 1.10: Ghp lung 34Mb/s vo khung STM-1

Chng mt gii thiu s lc v PDH, SDH y l hai k thut ghp knh c bn c s dng rng ri trong h thng vin thng ngy nay. Chng hai ca ti ny s tp chung m t chi tit cc tnh nng ch yu ca thit b HIT7070, cc loi Card c s dng v ng dng ca thit b trong h thng vin thng.

CHNG II: KHO ST THIT B

Chng II m t chi tic cu trc khung thit b, cc c im k thut, cc loi Card ch yu c s dng, s khi ca thit b. Cc c ch bo v ma trn chuyn mch bc cao VC4, ma trn chuyn mch bc thp VC3/VC12, cu hnh bo v cc loi Card v mt s ng dng ca thit b trong h thng vin thng.

2.1. TNG QUAN V H THNG

2.1.1. GII THIU V THIT B

SURPASS HIT 7070 ca SIEMENS l thit b truyn dn quang SDH th h mi thch hp cho nn tng a dch v tch hp ma trn chuyn mch gi v ma trn chuyn mch knh TDM y l chc nng ch cht i vi cc thit b SDH ngy nay. Surpass HIT7070 c dng lm b ghp knh u cui, b ghp knh xen/rt, v b ghp knh kt ni cho vi cu trc ghp knh SDH theo cc tiu chun khuyn co ca ITU/ETSI.

Tit kim chi ph u t v chi ph vn hnh mng nh cu trc module, h tr nhiu loi dch v, tng mt tch hp cng. Ngoi ra, thit b c th t ng nhn dng phn cng (plug and play), gim s lng thit b d phng (spare parts), s dng chung mt h thng qun l mng cho cc loi thit b truyn dn Surpass NG Optic.

Cc tnh nng ch yu ca thit b:

- Ma trn chuyn mch mc VC-4/VC-3/VC-12.

- Kt ni a dng, linh hot cho cc loi dch v.

- Ma trn chuyn mch knh (Circuit Switching Fabric): 160G@VC-4 (kt ni cho mc VC-4, dung lng SW = 160G), 10G@VC-3/VC-12, 2G5@VC-3/VC-12.

- Ma trn chuyn mch gi (Packet SW Fabric): 2.5Gbps.

- Ghp knh theo bc sng quang: 32x10G Metro WDM, 40G WDM.

- Giao din vi cc lung tn hiu PDH: 2M, 34/45M.

- Giao din vi cc lung tn hiu SDH: STM -1/-4/-16/-64.

- Giao din Ethernet: FE/GbE

- H tr k thut LCAS iu chnh bng thng tng knh mt cch linh hot.

- H tr bo v lp 2: RPR (Resilient Packet Ring).

2.1.2. PHN LOI THIT B SURPASS HIT 7070

SURPASS HIT 7070 gm c hai li c bn l: Single Core v Double Core c gn trn khung Siemens c kch thc 2200mm x 600mm x 300mm. C hai loi iu c khi gn qut nm pha trn v di. Ngoi ra m rng dung lng ca h thng ta c th lp thm PDH Mircoself.

PDH MicroShelf c s dng tng dung lng Add/Drop cc lung E1 cc thit b HiT 7070 SC/DC. Mi MicroShelf cung cp ti a 252 ports E1. Mi thit b HiT 7070 c th kt ni ti a 04 PDH MicroShelf.

Khong cch gia Main subrack v Extention subrack ln n 25m, iu khin v qun l MicroShelf qua cng Ethernet 100BaseT.

NEAP (Network Element Alarm Panel): bng cnh bo bng n LED; trn NEAP cn c cc cng giao din F, Q, EOW.

COPA (Connector Panel): gm cc giao tip in cp ngun, ng b, gim st t xa. COPA c b tr mt sau ca Main subrack.

Fan Unit: Mi Fan Unit c 3 qut. Tc quay ca qut c t iu chnh theo nhit mi trng. n LED trn Fan Unit ch th trng thi hot ng ca cc qut (mu cho bit c t nht 1 qut b s c).

2.1.2.a. CU TRC KHUNG THIT B DOUBLE CORE

Hnh 2.1: Mt trc ca thit b HIT 7070 Double Core

HIT 7070 Double Core gm c:- 16 khe dng gn Card lu lng: cc Card lu lng ny gm c Card SDH, Card PDH, Card WDM. Chc nmg chnh ca cc Card ny l x l lung tn hiu quang SDH v tn hiu in PDH.

- 4 + 2 khe li dnh ring cho cc Card mc ch chung (cc Card khuch i quang Optical Amplifier).

- 2 khe li dnh cho ma trn chuyn mch bc cao VC-4 (SF160G). y l ma trn chuyn mch chnh ca thit b HIT7070. Mi thao tc kt ni cho cc lung s, xa lung, passthrough...iu i qua ma trn ny.

- 1 khe dnh cho 2 ngun nh thi ng b thit b (SETS CLU): chc nng chnh ca khi ny l cung cp xung Clock nh thi cho thit b. C hai ngun xung Clock mt trng thi lm vic v mt trng thi d phng.

- 1 khe dnh cho khi SCOH. y l b no ca thit b c chc nng iu khin ton b hot ng ca h thng. Ch c mt Card SCOH khng c Card d phng.

2.1.2.b. CU TRC KHUNG THIT B SINGLE CORE

Hnh 2.2: Mt trc ca thit b HIT 7070 Single Core

HIT 7070 Single Core gm c:- 9 khe gn Card lu lng

- 2 khe li dnh cho ma trn chuyn mch bc cao VC-4 (SF160G)

- 2 khe li dnh ma trn chuyn mch bc thp hoc Card lu lng

- 4 + 1 khe dnh cho Card PDH

- 8 khe dnh cho cc khi chuyn mch ng dy

- 2 khe dnh cho 2 ngun nh thi ng b thit b (SETS CLU)

- 1 khe dnh cho khi SCOH

2.1.2.c. CU TRC KHUNG THIT B PDH MICROSELF

PDH MicroShelf m rng gm c:

- 4 + 1 khe dnh cho Card PDH trong 1 Card dung lm Protection cn li 4 Card lm vic. Mi Card c dung lng 63 lung E1.

- 8 khe dnh cho cc khi chuyn mch ng dy: chc nng chnh ca khi ny l chuyn mch cho 4 cc PDH.

- 2 khe dnh cho Card ESM CORE ( bo v 1+1): chc nng chnh ca hai Card ny l kt ni vi HIT 7070 DC hoc HIT7070 SC.

Hnh 2.3: Mt trc ca thit b HIT 7070 PDH Microself

General Purpose Slot khng lin kt vi ma trn chuyn mch, nn khng th gn cc card SDH, PDH, Ethernet m ch gn card WDM. Ngoi ra, card WDM cng c th c cm Traffic Slot bt k ca SC/DC main subrack; hot ng ca card WDM khng cn ngun in DC.

PDH MicroSelf c s dng m rng cho thit b HIT7070 SC hoc HIT7070 DC. Ta c th nng cp ti a 4 PDH MicroSelf cho mi thit b. Ta dng card ESM CORE trn PDH Microself ni vi Card LNQ622M trn thit b bng ng truyn quang vi khong cch ti a l 25m. SCOH trn thit b s diu khin hot dng ca MicroSelf.

2.1.3. S KHI CA THIT B

Thit b Surpass HIT7070 gm c cc khi chc nng c bn nh:

Khi iu khin h thng

Khi xung ng h Clock

Ma trn chuyn mch bc cao VC4

Ma trn chuyn mch bc thp VC3/12

Ma trn chuyn mch gi

Khi giao tip vi cc Card lu lng SDH

Khi giao tip vi cc Card lu lng Ethernet

Khi giao tip vi Microsefl qua Card LNQ622M

Hnh 2.4: S khi ca thit b HIT 7070 2.1.4. NG DNG CA THIT B

2.1.4.a. DNG LM B GHP KNH U CUI TMX

Hnh 2.5: ng dng ca thit b HIT 7070 dng lm TMX 2.1.4.b. DNG LM B GHP KNH XEN RT ADM

Hnh 2.6: ng dng ca thit b HIT 7070 dng lm ADM 2.1.4.c. DNG LM B KT NI CHO

Hnh 2.7: ng dng ca thit b HIT 7070 dng lm LXC2.1.5. CC LOI CARD C S DNG

2.1.5.a. CORE CARD

CARD SCOH

V tr gn card: Slot 213 DC; Slot 314 SC (ch gn 1 card SCOH khng c Card bo v).

Chc nng: iu khin v gim st ton b hot ng ca thit b HIT 7070. SCOH thng tin vi cc Card lu lng qua nhiu giao tip khc nhau, nh:

Giao tip LAN 100BaseT: dng trao i bn tin iu khin gia b iu khin Card CCM v b iu khin chnh SCOH.

Internal CAN bus: dng chuyn thng tin t SSM gia cc port lu lng bt k v CLU trn c 2 hng.

Internal P CAN bus: dng trao i cc bn tin bo v.

DOH bus: dng chuyn cc knh thng tin s liu DCC v cc byte mo u (overhead).

Q interface: l chun giao tip Ethernet tc cao ca ITU T M.3010 ( 10/100 BaseT full/hafl duplex dng port RJ45). Ngoi ra, cn c giao tip F kt ni n TNMS CT dng LCT.

CARD SF160G

V tr: Slot 105(W),107(P) ca DC; Slot 307(W), 308(P) ca SC.

Chc nng: Ma trn chuyn mch mc VC-4 (High Order VC), dung lng tng ng 1024x1024 STM-1, tc tng dung lng kt ni cho ca card l 160Gb/s (Double Core tn dng c ton b 160G nhng Single Core s dng c dung lng t hn 160G). Mi Universal Traffic Slot (SDH/Ethernet) c lin kt vi SF160G bng 04 kt ni dung lng 2.5Gb/s c lp nhau, hot ng trn c s khung SDH. Nh vy tng dung lng kt ni mi Traffic Slot ti SF160G l 10Gb/s. Ty chn d phng 1+1 cho SF160G.

CARD SF2G5

V tr: ty chn 1 trong cc Traffic Slot.

Chc nng: Ma trn chuyn mch mc VC-12/VC-3 (Low Order) dung lng kt ni cho tng ng 16x16 STM-1, tc 2.5Gb/s. SF2G5 cn c chc nng Map/Demap cc VC-12/VC-3 vo VC-4. Ti a c 04 SF2G5 cng trng thi Working trn SC/DC (cho php trang b ti a 08 card SF2G5, d phng 1+1 cho mi working card).

c bit: Khi gn Traffic Slot 301, 302 ca Single Core th SF2G5 cho php truy xut trc tip ti cc card PDH (2M).

CARD SF10G

V tr: ty chn 1 trong cc Traffic Slot.

Chc nng: Ma trn chuyn mch mc VC-12/VC-3 (Low Order) dung lng kt ni cho tng ng 64x64 STM-1, tc 10G; Map/Demap VC-12, VC-3 vo VC-4. Ti a c 02 card SF10G cng trng thi Working trn SC/DC (cho php trang b ti a 02 card SF10G, d phng 1+1 cho mi working card).

c bit: Khi gn Traffic Slot 301, 302 ca Single Core th SF10G cho php truy xut trc tip ti cc card PDH (2M).

CARD CHUYN MCH GI RPR

Ma trn chuyn mch gi 2.5Gbit/s ( Packet Fabric 2.5 Gbit/s) cung cp tt c cc chc nng cn thit h tr lu lng gi cho RPR ( Resillient Packet Ring). N hot ng ging nh mt node RPR.

2.1.5.b. CARD SDH

CARD QUANG STM-1 (IFO155M)

Card IFO155M c 08 ports truyn/nhn tn hiu STM-1 (quang) tc 155.52Mb/s. Mi cng c 1 ng pht v1 ng thu (bi-directional). Ty chn loi module SFP mi port, khng cn phi cng loi cho c 08 port.

Ty chn d phng 1+1 MSP, 1:N MSP cho cc port STM-1.

Cc thng s k thut ca Card STM-1 (IFO155M)

Cc thng sS - 1.1L 1.1L 1.2L 1.3

Khong cch15Km40Km80Km

Cng Sut Pht-15dBm n -8dBm-5dBm n 0 dBm

nhy -28dBm n -8dBm-34dBm n -10dBm

Loi mNRZNRZNRZNRZ

Bc sng1310nm1310nm1550nm

Bng 2.1: Cc thng s k thut ca Card quang STM-1

CARD QUANG STM-4 (IFQ622M)

Card IFQ622M c 04 ports bi-directional truyn/nhn tn hiu quang STM-4 tc 622.08Mb/s.

Ty chn loi module SFP mi port. Ty chn d phng 1+1 MSP, 1:N MSP cho cc port STM-4.

Cc thng s k thut ca Card STM-4 (IFQ622M)Cc thng sS - 4.1L 4.1L 4.2L 4.3

Khong cch15Km40Km80Km

Cng Sut Pht-15dBm n -8dBm-3dBm n +2dBm

nhy -28dBm n -8dBm

Loi mNRZNRZNRZNRZ

Bc sng1310nm1310nm1550nm

Bng 2.2: Cc thng s k thut ca Card quang STM-4

CARD QUANG STM-16 (IFS2G5)

Card IFS2G5 c 01 port bi-directional truyn/nhn tn hiu quang STM-16 tc 2488.32Mb/s (( 2.5Gb/s). B thu/pht tn hiu quang c tch hp trn card, khng s dng module SFP ri. C nhiu loi card IFS2G. C loi card c giao din WDM kt ni vi HIT7500.

Ty chn c ch bo v cho tn hiu quang STM-16: 1+1 MSP, BSHR/2 v BSHR/4.

Cc thng s k thut ca Card STM-16 (IFS2G5)

Cc thng sI 16S - 16.1L 16.1

Khong cch2Km15Km40Km

Cng Sut Pht-15dBm n -8dBm-3dBm n +2dBm-27dBm n -9dBm

Nhy-18dBm n -3dBm-18dBm n 0dBm-2dBm n +3dBm

Loi mNRZNRZNRZ

Bc sng1310nm1310nm1310

Bng 2.3: Cc thng s k thut ca Card quang STM-16

CARD IN STM-1 (IFO155M-E)

Card IFO155M-E c 08 ports bi-directional truyn/nhn tn hiu STM-1 (in), s dng cp ng trc. Cc u ni cp (cable connector) c b tr mt trc ca card (front access). Ty chn d phng 1+1 MSP, 1:N MSP cho cc port STM-1.

Cc thng s k thut ca Card STM-1 in (IFO155M-E)

Cc Thng sc Tnh

Tc 155.52Mbps

M haCMI

Tr khng75Ohm

Loi ConnectorCp ng trc 75Ohm

Cng Sut PhtTheo ITU-T G.703

Bng 2.4: Cc thng s k thut ca Card in STM-1

2.1.5.c. CARD PDH

CARD PDH 2M (IF2M)

Card IF2M x l cc tn hiu 2.048 Mb/s. Mi card IF2M c 63 ports 2M, c gn Single Core sub rack.

CARD PDH 34/45M (IF345M)

Card IF345M c 3 port x l lung tn hiu 34/45Mb/s dng c cu trc hoc khng cu trc.

2.1.5.d. CARD WDM (IFS40G)

Card IFS40G MX cho php ghp bn bc sng quang tc STM-64 thnh tn hiu quang c tc 40Gbit/s truyn trn mt si quang c ly ln n 20km.

2.1.5.e. CARD ETHERNET

CARD IFQGBE

Card IFQGBE c 04 port GbE (quang), ty chn loi module SFP (LX/ SX) cho mi port. Ti a 04 tn hiu GbE c Map (sp xp) vo 01 tn hiu SDH.

Mi card IFQGBE cha 02 PoS Framer (Packet Over SDH ng khung cho cc gi d liu vo tn hiu SDH). Tng dung lng ca 2 khi PoS l 2 x VC-4-16v, c chia s cho 4 port GbE.

CARD IFQGBE-E

Card IFQGBE-E c 04 ports GbE (in) 1000BaseT, c Map vo 01 tn hiu SDH. Cc u ni RJ-45 c b tr mt trc ca card. Tng dung lng ca 02 PoS Framer IFQGBE-E l 2 x VC-4-16v.

CARD IFOFE-E

Card IFOFE-E c 08 cng Ethernet (in), front access.

Ti a 08 tn hiu Ethernet 10BaseT / 100BaseTX c Map vo 01 tn hiu SDH. Mi card IFOFE-E c 01 PoS Framer c dunglng 01 x VC-4-16v, c chia s cho 08 port FE.

CARD IFOFES-E

Card IFOFES-E c 08 cng Ethernet (in). IFOFES-E ng khung cc tn hiu Ethernet 10BaseT / 100BaseTX vo payload ca VC-12 / VC-3, tng dung lng tp trung l 02 x STM-1. Phn cng ca card IFOFES-E h tr LCAS (Link Capacity Adjustment Scheme). Cc card giao din SDH, Ethernet c gn cc Traffic Slot.

2.1.6. CU TRC IU KHIN

Gim st v iu khin h thng c phn b cho cc b vi x l, cc thng tin cnh bo v trng thi c CMC (Card Controller Module) x l c lp. B iu khin chnh SCOH gim st v iu khin ton b cc thnh phn ca h thng HiT 7070. SCOH thng tin vi cc CMC qua nhiu cng giao tip khc nhau nh:

Cng LAN 100Base T: dng trao i bn tin iu khin gia SCOH v CMC.

Internal CAN (Control Area Network) bus: dng truyn cc thng tin SSM gia cc port lu bt k v CLU c 2 hng.

Internal P-CAN bus: ch dng trao i cc bn tin bo v.

DOH (Data Overhead) bus: dng truyn cc bytes Overhead v DCC.

2.1.7. CU TRC CHUYN MCH

Ma trn chuyn mch mc VC-4 (High Order Switching Fabric - HOSF), dung lng ca ma trn chuyn mch 160G@VC-4:

160G@VC-4 = 16 x 10G = 16 x STM-64 = 16 x (64 x VC-4) = 1024 x VC-4 Mi Traffic Slot trn SC/DC subrack c kt ni bng bus tn hiu 10Gb/s ti ma trn chuyn mch SF160G.

DC subrack c 16 Traffic Slot: dung lng ca ma trn chuyn mch c s dng ht (160G) trong trng hp cc Traffic Slot u trang b loi card IFS10G (STM-64). Thc t th cc Traffic Slot c th c trang b loi card bt k (STM-1/4/16 ) nn thng s dng t hn 160G.

Hnh 2.8: S dng HOSF 160G 7070 DC

SC subrack c 11 Traffic slot, dung lng chuyn mch ti a c php s dng l:

11 x 10G = 11 x STM-64 = 11 x (64 x VC-4) = 704 x VC-4

Hnh 2.9: S dng HOSF 160G 7070 SC

Ma trn chuyn mch mc VC-12/VC-3: (Low Order Switching Fabric - LOSF), dung lng ca ma trn chuyn mch 10G@VC-12/VC-3:

10G = STM-64 = 64 x STM-1 = 64 x (3 x VC-3) = 192 x VC-3

= 64 x (63 x VC-12) = 4032 x VC-12

Dung lng ca ma trn chuyn mch 2G5@VC-12/VC-3:

2G5 = STM-16 = 16 x STM-1 = 16 x (3 x VC-3) = 48 x VC-3

= 16 x (63 x VC-12) = 1008 x VC-12

2.1.8. CU TRC BO V

Thit b HIT7070 cung cp ba c ch bo v ch yu l: bo v lu lng SDH, bo v lu lng gi v bo v phn cng

2.1.8.a. BO V LU LNG SDH

BO V 1+1 LINEAR MSP

Trong cu hnh ny, lu lng c pht ng thi trn ng lm vic v ng bo v. Trong tng hp Card SDH pht hin ra s c t cp quang th ma trn chuyn mch s chuyn qua thu lung tn hiu t ng bo v. Mc nhin MSP hot ng ch non-revertive ngha l khng t ng phc hi v trng thi ban u sau khi s c t cp c khc phc. Tuy nhin ta c th thit lp trang thi revertive ngha l t ng phc hi li trng thi ban u sau khi s c khc phc. thi gian chuyn mch