HU

AW

EI

TE

CH

NO

LO

GIE

S C

o., L

td.

Ena

blin

g 10

0G T

rans

port

(P

HY

Lay

er O

AM

Obj

ectiv

e)

Tre

y M

alpa

ssZ

eng

LiZ

hong

Qiw

en

IEE

E 8

02.3

Hig

her

Spe

ed S

tudy

Gro

up28

-31

May

200

7

HU

AW

EI

TE

CH

NO

LO

GIE

S C

o., L

td.

Pag

e 2

IEE

E 8

02.3

Hig

her

Spe

ed S

tudy

Gro

up, 2

8-31

May

200

7

Su

pp

ort

ers

•M

ed B

elh

adj–

Co

rtin

aS

yste

ms

HU

AW

EI

TE

CH

NO

LO

GIE

S C

o., L

td.

Pag

e 3

IEE

E 8

02.3

Hig

her

Spe

ed S

tudy

Gro

up, 2

8-31

May

200

7

Eth

ern

et is

mig

rati

ng

to

C

ore

Tra

nsp

ort

Ap

plic

atio

ns

100G

b/s

mak

es E

ther

net

an

attr

acti

ve c

hoi

ce a

nd

seri

ou

s co

mp

etit

or

in t

he

bac

kbo

ne

net

wo

rks

app

licat

ion

[1]

C. S

chu

ber

t, R

. H. D

erks

en, M

. Mö

ller,

R. L

ud

wig

, C. -

J. W

eisk

e, J

. Lu

tz, S

. Fer

ber

, A. K

irst

ädte

r, G

. Leh

man

n, a

nd

C. S

chm

idt-

Lan

gh

ors

t,

"In

teg

rate

d 1

00-G

b/s

ET

DM

Rec

eive

r,"

J. L

igh

twav

eT

ech

no

l. 25

, 122

-130

(20

07)

[2]

A. S

chm

id-E

gg

er, A

. Kir

städ

ter,

“E

ther

net

in C

ore

Net

wo

rks:

A T

ech

nic

al a

nd

Eco

no

mic

al A

nal

ysis

”, P

roc.

HP

SR

2006

, Po

znan

, Po

lan

d,

Jun

e 20

06.

[3]

G. L

ehm

ann

, A. A

ute

nri

eth

, R H

. Der

ksen

, P L

eisc

hin

g;

„Die

neu

eE

ther

net

-Gen

erat

ion

: 10

0-G

igab

it-E

ther

net

mit

inte

gri

erte

nel

ektr

isch

-o

pti

sch

enH

och

ges

chw

ind

igke

itss

chal

tkre

isen

“(N

ext

Eth

ern

et G

ener

atio

n),

Ph

oto

nik

3/20

06, p

p. 7

2-75

.

Fu

ture

Net

wo

rk In

fras

tru

ctu

re

Car

rier

s w

ant

Pur

e E

ther

net

for

fu

ture

Pac

ket

Tra

nsp

ort

.10

0GE

sh

oul

d In

tro

du

ce a

P

HY

laye

r O

AM

m

ech

anis

m t

o e

nh

ance

ca

rrie

r gr

ade

feat

ure

s fo

r b

ackb

on

e ap

plic

atio

n. Fro

m [

1]

HU

AW

EI

TE

CH

NO

LO

GIE

S C

o., L

td.

Pag

e 4

IEE

E 8

02.3

Hig

her

Spe

ed S

tudy

Gro

up, 2

8-31

May

200

7

Wh

y d

o w

e n

eed

PH

Y la

yer

OA

M?

•Y

.173

1 an

d 80

2.1a

g, 8

02.3

ah E

ther

net

Ser

vice

OA

M a

nd

Lin

k O

AM

.–

In b

and

OA

M (

abo

ve M

AC

laye

r);

occ

up

ies

serv

ice

ban

dw

idth

, red

uce

s cl

ien

t

thro

ug

hp

ut

–L

ink

OA

M r

equ

ires

dee

p p

acke

t in

spec

tio

n t

o d

etec

t th

e O

AM

Mes

sag

e

–L

ink

OA

M c

an m

easu

re p

acke

t lo

ss b

ut

is n

ot

go

od

fo

r m

easu

rin

g B

ER

or

gat

her

ing

oth

er s

tati

stic

s

•10

0G E

ther

net

Tra

nsp

ort

ap

plic

atio

n n

eed

s P

HY

OA

M–

On

ly P

HY

OA

M c

an d

o t

rue

per

form

ance

mo

nit

ori

ng

(B

ER

mo

nit

ori

ng

)

–E

asy

cap

ture

an

d a

nal

ysis

, no

dee

p p

acke

t in

spec

tio

n;

esp

ecia

llyw

hen

use

d f

or

futu

re p

acke

t tr

ansp

ort

net

wo

rk in

th

e co

re

–E

nab

les

cap

abili

ty s

imila

r to

Sec

tio

n/L

ine

in S

DH

(vs

. Pat

h):

sta

tist

ics,

fau

lt is

ola

tio

n,

etc

•M

ulti

-lan

e 10

0G E

ther

net

Pac

ket

tran

spo

rt n

eed

s P

HY

OA

M.

–M

ult

i-la

ne

de-

skew

fai

l fau

lt, L

ink

Par

tial

(L

ane)

Fau

lt d

etec

tio

n a

nd

no

tifi

cati

on

; F

ast

pro

tect

ion

sw

itch

ing

–P

oss

ibili

ty f

or

resi

lien

cy/s

elf-

reco

very

at

a re

du

ced

rat

e w

hen

par

tial

lan

e fa

ult

s o

ccu

r;

scal

able

MA

C d

ata

rate

at

lan

e ra

te g

ran

ula

rity

HU

AW

EI

TE

CH

NO

LO

GIE

S C

o., L

td.

Pag

e 5

IEE

E 8

02.3

Hig

her

Spe

ed S

tudy

Gro

up, 2

8-31

May

200

7

Wh

y d

o w

e n

eed

PH

Y la

yer

OA

M?

Sin

gle

Lan

eM

ult

i Lan

esM

ult

i Lan

esM

ult

i Lan

es

100G

E P

HY

Cu

sto

mer

Eq

uip

men

tC

ust

om

erE

qu

ipm

ent

Op

erat

or

AB

rid

ges

Op

erat

or

BB

rid

ges

MA

C

PH

Y

12

34

56

78

9

PH

YO

AM

Y.1

731

802.

3ah

S

ervi

ce a

nd

lin

k O

AM

HU

AW

EI

TE

CH

NO

LO

GIE

S C

o., L

td.

Pag

e 6

IEE

E 8

02.3

Hig

her

Spe

ed S

tudy

Gro

up, 2

8-31

May

200

7

Wh

y d

o w

e n

eed

PH

Y la

yer

OA

M?

An

alo

go

us

SO

NE

T/S

DH

Sec

tio

n/L

ine/

Pat

h h

iera

rch

y:

HU

AW

EI

TE

CH

NO

LO

GIE

S C

o., L

td.

Pag

e 7

IEE

E 8

02.3

Hig

her

Spe

ed S

tudy

Gro

up, 2

8-31

May

200

7

Ho

w c

ou

ld y

ou

imp

lem

ent

PH

Y la

yer

OA

M?

•M

igra

tin

g t

he

Lin

k F

ault

Sig

nal

ing

to

PH

Y O

AM

sig

nal

ing

–Li

nk fa

ult s

igna

ling

has

been

use

d fo

r P

HY

Fau

lt m

anag

emen

t, w

e co

uld

intr

oduc

e a

PH

Y la

yer

sign

alin

g fo

r P

HY

OA

M.

–F

or s

ingl

e la

ne o

r M

ulti-

lane

PH

Ys,

may

nee

d O

AM

per

lane

and

who

le

PH

Y (

AIS

\RD

I\BE

R M

onito

r\Li

ke L

CA

S…

).

•P

HY

laye

r O

ut-

of-

ban

d O

AM

info

rmat

ion

ove

rhea

d

–T

rans

pare

nt to

MA

C o

pera

tion

–P

erio

dica

lly in

sert

a 6

4b/6

6b O

AM

ove

rhea

d bl

ock

on a

per

-lane

bas

is;

incr

ease

the

PH

Y b

it ra

te b

y an

incr

emen

tal a

mou

nt o

r de

-rat

e th

e P

HY

capa

city

–U

se th

e sa

me

met

hod

as p

ropo

sed

for

the

Mul

ti-la

ne A

lignm

ent C

ontr

ol

wor

d? (

gust

lin_0

1_01

07)

HU

AW

EI

TE

CH

NO

LO

GIE

S C

o., L

td.

Pag

e 8

IEE

E 8

02.3

Hig

her

Spe

ed S

tudy

Gro

up, 2

8-31

May

200

7

Ho

w c

ou

ld y

ou

imp

lem

ent

PH

Y la

yer

OA

M?

Lan

e 1

Lan

e 2

Lan

e n

64/6

6B O

AM

sig

nal

ing

blo

cks

64/6

6B d

ata

blo

cks

DE

MU

XM

UX

DE

MU

XM

UX

MA

C 1

MA

C 2

MA

C 1

PH

Y 1

PH

Y 2

PH

Y O

AM

PH

Y O

AM

HU

AW

EI

TE

CH

NO

LO

GIE

S C

o., L

td.

Pag

e 9

IEE

E 8

02.3

Hig

her

Spe

ed S

tudy

Gro

up, 2

8-31

May

200

7

gu

stlin

_01_

0107

HU

AW

EI

TE

CH

NO

LO

GIE

S C

o., L

td.

Pag

e 10

IEE

E 8

02.3

Hig

her

Spe

ed S

tudy

Gro

up, 2

8-31

May

200

7

Ben

efit

s o

f P

HY

laye

r O

AM

•T

he

feat

ure

s an

d c

apab

ility

to

per

form

Lin

k p

erfo

rman

ce

mo

nit

ori

ng

at

line

rate

s to

mee

t C

arri

er-g

rad

e re

qu

irem

ents

•E

nh

ance

s 10

0G w

ith

mo

re c

arri

er-g

rad

e fe

atu

res;

mak

es E

ther

net

mo

re s

uit

able

fo

r p

acke

t co

re n

etw

ork

ap

plic

atio

ns →

enab

les

a

bro

ader

mar

ket

po

ten

tial

fo

r 10

0GE

!

•C

an s

up

po

rt p

arti

al f

ault

res

ilien

cy s

imila

r to

SD

H L

CA

S.

Can

sup

po

rt t

he

neg

oti

atio

n o

f a

scal

able

, ad

apti

ve M

AC

dat

a ra

te a

t

lan

e ra

te g

ran

ula

rity

.

HU

AW

EI

TE

CH

NO

LO

GIE

S C

o., L

td.

Pag

e 11

IEE

E 8

02.3

Hig

her

Spe

ed S

tudy

Gro

up, 2

8-31

May

200

7

PH

Y L

ayer

OA

M 5

cri

teri

a

•C

om

pat

ibili

ty

–P

HY

Lay

er O

AM

will

not

intr

oduc

e M

AC

Lay

er C

ompa

tibili

ty Is

sues

•D

isti

nct

Iden

tity

–C

ompa

re w

ith th

e M

AC

laye

r se

rvic

e O

AM

in th

e 80

2.3a

h, 8

02.1

ag

and

Y.1

731;

add

s ad

ditio

nal c

apab

ility

not

cur

rent

ly a

vaila

ble

•T

ech

nic

al F

easi

bili

ty

–F

easi

ble

sim

ilar

to g

ustli

n_01

_010

7 al

ignm

ent p

ropo

sal

–E

asie

r te

chni

cally

than

line

rat

e pa

cket

insp

ectio

n at

inte

rmed

iate

node

s

•E

con

om

ic F

easi

bili

ty

–E

nabl

es m

ore

mai

ntai

nabl

e ne

twor

ks

HU

AW

EI

TE

CH

NO

LO

GIE

S C

o., L

td.

Pag

e 12

IEE

E 8

02.3

Hig

her

Spe

ed S

tudy

Gro

up, 2

8-31

May

200

7

Su

mm

ary

•W

e re

com

men

d a

dd

ing

th

is o

bje

ctiv

e to

PA

R A

:

–P

rovi

de a

n O

AM

cap

abili

ty in

the

PH

Y L

ayer

.

HU

AW

EI

TE

CH

NO

LO

GIE

S C

o., L

td.

Tha

nk Y

ou