Cisco - Global Home Page · ˇ ˆ ˙ˆ ˝ ˘ˇˆ˙˝ ˛ ˚˜˜ !˜˜ " ˘ ˇ . ˇ ˆ ˙ˆ ˝ ˙ ˝ ˛ ˝ & ˆ ! ˙ & * ˝ ˝˙ ! ! 3 4 4 4 ˜

© 2 0 0 7 C i s c o S y s t e m s , I n c . A l l r i g h t s r e s e r v e d . C i s c o C o n f i d e n t i a lP r e s e n t a t i o n _ I D 1

CWDM/DWDM d e s i g n s f o r DC i n t e r c o n n e c t

Jaromír P i l ař


Agenda� DR solutions - m otiv a tion, p a r a m e te r s, c om p one nts� O p tions f or DC inte r c onne c tion� W DM sy ste m a na tom y� De sig n sc e na r ios a nd e x a m p le s� P r otoc ol a nd a p p lic a tions d e p e nd e nc ie s� C e r tif ic a tions


Disaster recovery an d b u sin ess con tin u an ce sol u tion s

M otiv a tion, c om p one nts a nd p a r a m e te r s


B u s i nes s c o nt i nu anc e s o l u t i o ns� M otiv a tion f or B C / DR solutions

Protect operation of enterprise or organization during unex pected ev ent (‘disaster’)S om etim es enforced b y l aw or oth er regul ation (B asel I I etc. )

� W h a t h a v e to b e d one to c r e a te B C / DR p olic yI dentification of C ritical A ppl icationsD istance b etw een disaster and recov ery zoneM ode of operation (activ e-activ e, activ e-stanb y )T ol erab l e A ppl ication dow n tim e

� W h a t p a r a m e te r s sh ould B C / DR p olic y h a v eM ust b e m easurab l eR T O , R PO , R A O


D i s as t er r ec o v er y p ar am et er s

� H ow current or fresh is th e data after recov ery ?

� H ow q uick l y can sy stem s and data b e recov ered?

time

D is a s ters tr ik es

time t1 time t2

S y s tems r ec o v er eda n d o p er a tio n a l

R ec o v er y time

ExtendedC l u s ter

M a nu a lM i g r a ti o n

T a p eR es to r e

s ec s m i ns h o u r s da y s w eek s

$$$ Increasing cost

R ec o v er y p o in t

S y nc h r o no u sR ep l i c a ti o n

s ec sm i nsh o u r sda y s

A s y nc h r o no u sR ep l i c a ti o n

P er i o di cR ep l i c a ti o n

T a p eb a c k u p

time t0

$$$ Increasing cost

C r itic a l d a ta is r ec o v er ed

Re c ov e r y T im e O b j e c tiv e a nd Re c ov e r y P oint O b j e c tiv e


D i s as t er r ec o v er y p ar am et er s

time

D is a s ters tr ik es

time t1 time t2

S y s tems r ec o v er eda n d o p er a tio n a l

R ec o v er y timetime t3

A c c es s in g r ec o v er ed &o p er a tio n a l s y s tems

( t2)� R ec o v er y T ime O b j ec tiv e( t3 – t2)� R ec o v er y A c c es s O b j ec tiv e

Time taken by network to converge and provide a path f or cl ients to acces s the appl ications and dataNote: RAO can be +v e or –v e w . r . t. Recov er y ti m e ( t2 )

Re c ov e r y A c c e ss O b j e c tiv e


B u s i nes s C o nt i nu anc e / D i s as t er R ec o v er yF ront end: S ite s el ection• pointing users to operational site• D N S b ased sol utions• sol utions b ased on routing protocol s (R H I )• H T T P redirectionA ppl ication: C ontent s witching• sel ecting th e appropriate serv er to

perform req uested operation• l oad b al ancing• l oad and h eal th m onitoringB ack end: D ata repl ication and inter datacenter trans port• ensuring data av ail ab il ity in case of

disaster or fail ure• storage sol utions for array b ased m irroring• optical sol utions (D W D M , C W D M , S D H )• F C I P

L og ic a l solution c om p one nts

MDS 9 5 0 0

C/DWDMN e t w o r k

S O N E T /S DH

I P WA N

Metro / Wide D a ta C en terI n terc on n ec t

N etw ork

ONS1 5 5 X 01 5 4 x x

ONS1 5 4 5 4

7 X 0 0

St o r a g e &T a p e A r r a y s

Blade ServersU N I X / N T Servers

M ai n f ram es

1

3

MDS 9 5 0 0

St o r a g e &T a p e A r r a y s

Blade ServersU N I X / N T Servers

M ai n f ram es

Access N et w o r k


Disaster recovery an d b u sin ess con tin u an ce sol u tion s

O p tions f or d a ta c e nte r inte r c onne c t


I nt er dat ac ent er c h annel s� D at a n e t w ork ( L A N / M A N )

�Gigabit Ethernet� 1 0 Gigabit Ethernet

� S t orag e A re a N e t w ork ( S A N )� F iber C hannel ( 1 , 2 , 4 and 1 0 Gbp s )� F I C O N ( 1 , 2 , 4 and 1 0 Gbp s )�ES C O N

� C h an n e l s f or c l u s t e r ap p l i c at i on s� H eartbeat s ignal s ( GE, F E)�GD P S ( S y s p l ex ET R , S y s p l ex C L O , I S C -1 , I S C -2 , I S C -3 )

� O t h e rs�E1 o r E3 f o r v o ic e� S T M -x f o r A T M� F D D I


D at ac ent er i nt er c o nnec t o p t i o ns

S h o r t d i s t a n c e ~ 1 0 0 – 2 0 0 k m

D WD M/C WD M• most often short distance • dark fib er mu st b e av ail ab l e• dedicated channel s for LA N , SA N and other sig nal s

L o c a lDa t a c e n t e r

S A NS A N

IP RoutedW A N

S D H

Me d i u m d i s t a n c e

S h o r t – L o n g d i s t a n c e0 - 5 0 0 0 + k m


R e m o t eDa t a c e n t e r



S O N E T /S D H• most often short – intermediate distance• dark fib er not av ail . – distance, cost, ex hau st• l ink s may b e shared• E oSD H and F CoSD H

I P , I P /MP L S , Metro E th ern et• short – l ong distance• dark fib er not av ail ab l e• l ink s may b e shared• F CI P for F C and/ or F I CO N

SiSiL A N

S A N

SiSiL A N

S A N

SiSiL A N


SiSi

S A N

SiSi

L A N

L A N

S A N

SiSiL A N


S i ngl e l am b da v s . m u l t i p l e l am b das� S ing le la m b d a

- O ne signal onl y (e. g. 1 0 0 0 B aseZ X , 1 0 G B aseZ R etc. )- M ore signal s – using T D M (S D H , E oS D H , F C oS D H )

� M ultip le la m b d a s ( g r id s d e f ine d b y I T U sta nd a r d )- C W D M – 2 0 nm grid (usual l y 8 or 1 6 ch annel s)- D W D M – 2 0 0 G H z, 1 0 0 G H z or 5 0 G h z grid- W W D M

� I n I T U te r m inolog y– D W D M : ch annel spacing is l ess th an 1 0 0 0 G H z (8 nm at 1 5 5 0 nm )– C W D M : ch annel spacing is greater th an 1 0 0 0 G H z (8 nm at 1 5 5 0 nm ) b ut l ess th an 5 0 nm– W W D M : ch annel spacing is greater th an 5 0 nm (for ex am pl e j oint 1 3 1 0 -1 5 5 0 dual b ands)


T r ans m i s s i o n B ands

1625 – 167 5U1565 – 1625L153 0 – 1565C14 60 – 153 0S13 60 – 14 60E1260 – 13 60OW a v e l e n g t h ( n m )B a n d� O p tic a l tr a nsm ission is c ond uc te d in

w a v e le ng th r e g ions, c a lle d “b a nd s”.� C om m e r c ia l DW DM sy ste m s ty p ic a lly tr a nsm it a t th e C -b a nd

M ainl y b ecause of th e E rb ium -D oped F ib er A m pl ifiers (E D F A ).

� C om m e r c ia l C W DM sy ste m s ty p ic a lly tr a nsm it a t th e S , C a nd L b a nd s.

� I T U -T h a s d e f ine d th e w a v e le ng th g r id f or x W DM tr a nsm ission

G . 6 9 4 . 1 recom m endation for D W D M transm ission, cov ering S , C and L b ands.G . 6 9 4 . 2 recom m endation for C W D M transm ission, cov ering O , E , S , C and L b ands.


WDM system a n a to my


W D M s y s t em anat o m y - c o l o r ed c l i ent s

GE

F C

S D H

I T U -T Gr i d f o rC W D M o r D W D M

W a v e l e ng t h M u l t i p l e x e d S i g na l s

W D MM u x( F il ter)


G B I C/ SF P / X E N P A K

Col ored op tics

G B I C/ SF P / X E N P A K

C l i e nt e q u i p m e nt


W D M s y s t em anat o m y - t r ans p o nder s

L o w C o s tM M / S M

8 5 0 nm / 1 3 1 0 nm

GE

ES C O N /F C

A T M

I T U -T Gr i d f o rC W D M o r D W D M

W a v e l e ng t h M u l t i p l e x e d S i g na l s



O E O

O E O

O E O


W D M s y s t em c o m p o nent s - T r ans p o nder

� 2 R—Re g e ne r a te a nd Re sh a p e� 3 R—Re g e ne r a te , Re sh a p e a nd Re tim e

Client-S id e( 1 5 5 0 n m S M

1 3 1 0 n m S M o r M M8 5 0 n m M M )

T r u nk -S id e W D M ( 1 5 5 0 n m L a m b d a i n I T U g r i d )

E lec tr ic a l D o m a in( P r o to c o l) P er f o r m a nc e

M o nito r ingR ed u nd a nc y Co ntr o l,

F E C/ E F E C, O F C, …

O p tic a l O p tic a lE lec tr ic a l


F i b er at t enu at i o n� T h e d e c r e a se in op tic a l le v e l a long a f ib e r op tic w a v e g uid e

� T w o m a in c om p one nts:A b sorption: portion of optical attenuation in optical fib er resul ting from th e conv ersion of optical pow er to h eat. C aused b y im purities in th e fib er such as h y drox y l ions. S cattering: ch ange of direction of l igh t ray s or ph otons after strik ing sm al l particl es. I t m ay al so b e regarded as th e diffusion of a l igh t b eam caused b y th e non-h om ogeneity of th e transm itting m aterial .


8 0 0 9 0 0 10 0 0 110 0 120 0 130 0 140 0 15 0 0 16 0 0

U V A b sorp tionU V A b sorp tion

O H - A b sorp tion P eak s inA ctu al F ib er A ttenu ation Cu rv e

O H - A b sorp tion P eak s inA ctu al F ib er A ttenu ation Cu rv e

R ay l eig hScatteringR ay l eig h

Scattering I R A b sorp tionI R A b sorp tion

W a v e l e ng t h i n N a no m e t e r s ( nm )W a v e l e ng t h i n N a no m e t e r s ( nm )

0 . 2 dB / K m

0 . 5 dB / K m

2. 0 dB / K m

Loss (dB)/km vs. WavelengthLoss (dB)/km vs. WavelengthS-B and: 146 0 –15 30 nmS-B and: 146 0 –15 30 nm

L-B and: 15 6 5 –16 25 nmL-B and: 15 6 5 –16 25 nm

C-B and: 15 30 –15 6 5 nmC-B and: 15 30 –15 6 5 nm

F i b er At t enu at i o n C h ar ac t er i s t i c


dB v s . dB m� A tte nua tion m e a sur e d in d B ( d e c ib e l)

� d B = log 10 ( P o u t / P i n )

� O p tic a l p ow e r m e a sur e d in d B m ( d e c ib e l m iliw a tt)� d B m = 1 0 log 10 ( m W )

0 dB m = 1 m W3 dB m = 2 m W

1 0 dB m = 1 0 m W-3 dB m = 0 . 5 m W-6 dB m = 0 . 2 5 m W

etc.


C h r o m at i c D i s p er s i o n ( C D )

� T h e optical pul se tend to spread as it propagates dow n th e fib er, l im iting eith er th e b it rate or th e m ax im um ach iev ab l e distance at a specific b it rate

� C h rom atic D ispersion = M aterial D ispersion + W av eguide D ispersion� C h rom atic D ispersion is a fib er ch aracteristic (D = 1 7 ps/ nm . k m ), b ut

al so depends on th e l igh t source� Ph y sics b ack ground: T h e refractiv e index h as a w av el ength

dependent factor

B i t 1 B i t 2 B i t 1 B i t 2B i t 1 B i t 2B i t 1 B i t 2 B i t 1 B i t 2


P o l ar i z at i o n M o de D i s p er s i o n ( P M D )

� PMD is a subcategory of modal dispersion� T h e optical pulse tends to broaden as it trav els dow n th e fiber; th is

is a much w eak er ph enomenon th an ch romatic dispersion and it is of some relev ance at bit rates of 1 0 G b/ s or more

� Ph ysics beh ind th e effectI f th e core of th e fib er l ack s a perfect circul ar sy m m etry , th e tw o com ponents (al ong th e x and y ax is) of th e el ectric fiel d of th e l igh t pul se trav el w ith different speeds (in oth er w ord refraction index is different for x and y ax is

nx

nyEx

Ey

P u l s e A s I t Ent e r s t h e F i b e r S p r e a d e d P u l s e A s I t L e a v e s t h e F i b e r


W a v e l e ng t hλ

Disp

ersion

ps/nm

-km 2 0

01310 nm

Normal Single Mode Fiber( SMF-2 8 , G . 6 5 2 ) > 9 5 % of D ep loy ed P lant ( new SMF-2 8 e. G . 6 5 2 . C , Z W P F)

D is p ers ion Sh if t ed Fiber ( D SF, G . 6 5 3 )

F i b er C l as s i f i c at i o n

Nonz ero D is p ers ion Sh if t ed Fibers ( NZ D SF, G . 6 5 5 )

~+ 3p s/ nmk m

~-3p s/ nmk m

15 5 0nm


Desi g n s sc en a r i o s

U se of x W D M for D C connectiv ity


• U ses col ored interfaces (G B I C , S F P, X E N PA K , X 2 , X F P etc. ) in C W D M or D W D M w av el ength grid pl ugged directl y in com m unication dev ices (eth ernet or F C sw itch es) and passiv e D W D M or C W D M fil ters

• L ow er cost th an transponder b ased sy stem b ut l ess functional ity• C an b e com b ined w ith transponder b ased sol ution

FC

M D S 9 0 0 0

M U X -8M U X -8

M U X -8M U X -8

C a ta l y s t 6 5 0 0

FC

M D S 9 0 0 0

C a ta l y s t 6 5 0 0

M U X -8M U X -8

M U X -8M U X -8

D R s o l u t i o n w i t h i nt egr at ed W D M o p t i c s


Cisco CW D M f il t er s a n d p l u g g a b l e m od u l esP as s iv e C W D M s olu t ion�8 ch annel s (2 0 nm spacing, 1 4 7 0 nm -1 6 1 0 nm )� l ow insertion l oss for new generation m odul es �ring, b us, p-t-p� G B I C s, S F Ps and passiv e fil ters� G E , F C (1 G , 2 G and 4 G )� O ptical b udget

m in. 3 0 dB for C W D M G B I C s (G E )m in. 2 8 dB for C W D M S F Ps (2 G F C )m in. 1 6 dB for C W D M S F Ps (4 G F C )

� S ingl e fib re sol ution - 4 ch annel s � S tandal one 2 ch annel transponder for cases w h ere col ored interface is not directl y supported in dev ice


I T U -T G . 6 5 2 . C Z er o W at er P eak F i b er ( Z W P F )� De sig ne d to sup p or t C W DM a p p lic a tion w ith m or e th a n 8 c h a nne ls, th e Z W P F r e m ov e s th e a b sor p tion p e a k a r ound 1 3 83 nm

� F r om a C h r om a tic Disp e r sion sta nd p oint it b e h a v e s a s a sta nd a r d G .6 5 2 f ib e r

Sou rce: Corning data sheets for SM F 28 T M and SM F 28 eT M


Cisco D W D M f il t er s a n d p l u g g a b l e m od u l esP as s iv e D W D M s olu t ion� 3 2 ch annel s (1 0 0 G H z spacing) � C isco O N S 1 5 2 1 6 F l ex l ay er fam il y�ring, b us, p-t-p� G B I C s, S F Ps, X E N PA K s and passiv e fil ters� G E , F C (1 g and 2 g) and 1 0 G E�oth er col ored interfaces in D W D M grid� O ptical b udget

m in. 2 8 dB for D W D M G B I C s and S F Psm in. 2 3 dB for D W D M X E N PA K s

� S ingl e fib re sol ution - 1 6 ch annel s� S tandal one 2 ch annel transponder for cases w h ere col ored interface is not directl y supported in dev ice


Cisco eW D M f il t er sC ombinat ion of C W D M and D W D M� 1 6 ch annel s (8 C W D M + 8 D W D M )�upgrade of ex isting C W D M netw ork s to 1 6 ch annel s�upgrade to 1 0 G b ps � m ux / dem ux , O A D M (2 and 4 ch annel s)� E D F A for D W D M ch annel s� C W D M and D W D M pl uggab l e m odul es� S tandal one 2 ch annel transponder for cases w h ere col ored interface is not directl y supported in dev ice


C l i en t w i th 1 3 1 0 n m i n ter f a c e


Scenario 1: 1310/1550 nm splitter cable � T w o unprotected cl ients, one using 1 3 1 0 nm and second 1 5 5 0 nm � S im pl est W D M ' dev ice' - fal l s into W W D M category� L ow insertion l oss, S im pl ex cab l e - tw o needed per site� C an b e com b ined w ith C W D M / D W D M fil ters connected to 1 5 5 0 nm port

W D M -1 3 0 0 -1 5 5 0 -S =

W D M -1 3 0 0 -1 5 5 0 -S = W D M -1 3 0 0 -1 5 5 0 -S =

W D M -1 3 0 0 -1 5 5 0 -S =C l i en t w i th 1 3 1 0 n m i n ter f a c e

TxR x


TxR x Tx

R x

TxR x

Distance up to 10km

dB0 . 8-A D D / D R O P1 5 5 0 I n s e r t i o n L o s s dB1 . 2-A D D / D R O P1 3 1 0 I n s e r t i o n L o s sUnitM a x im u mM inim u mP a thP a r a m e te r


C l i en t w / C W D M i n ter f a c e




Scenario 2 : P assiv e C W D M f ilter � S up p or t f or 8 unp r ote c te d c h a nne ls ov e r f ib e r p a ir or 4 unp r ote c te d c h a nne ls ov e r sing le f ib e r str a nd


TxR x


TxR x Tx

R x

TxR x

Distance up to 8 0km


TxR x


TxR x Tx

R x

TxR x

Distance up to 8 0kmCW D M f i l t e r

CW D M f i l t e r

CW D M f i l t e r

CW D M f i l t e r

1.51.51.5O A D M 1-3 .03 .0S i n g l e f i b e r

2 .11.81.8O A D M 4-2 .22 .2M U X 8

P a s sD r o pA d dI n s e r t i o n l o s s


C l i en t w / D W D Mi n ter f a c e




Scenario 3: P assiv e D W D M f ilter


TxR x


TxR x Tx

R x

TxR x

Distance up to 8 0km


TxR x


TxR x Tx

R x

TxR x

Distance up to 8 0kmCW D M f i l t e r

CW D M f i l t e r

CW D M f i l t e r

CW D M f i l t e r

� S upport for up to 3 2 unprotected ch annel s ov er fib er pair or up to 1 6 unprotected ch annel s ov er singl e fib er strand

A v ailable modu les• 8 and 2 ch annel O A D M (tw o req uired per site)• 4 b and spl itter/ com b iner (tw o req uired per site)• 2 , 3 , 4 w ay spl itter/ com b iner• V O A m odul e


C l i en ts w / C / D W D M i n ter f a c e


C l i en t w / 1 3 1 0 n m i n ter f a c e


Scenario 4 : 1310/1550 nm splitter cable in combination w ith C /D W D M f ilter� C om b ination of one cl ient using 1 3 1 0 nm and oth ers using C W D M

or D W D M w av el ength s (up to 8 ch annel s w ith C W D M , up to 3 2 ch annel s w ith D W D M )

� A l l ow s support of ' l egacy ' 1 3 1 0 nm ch annel , com b ine 1 0 G E w ith C W D M , etc.

� F ib er pair onl y , no singl e strand

W D M -1 3 0 0 -1 5 5 0 -S =

W D M -1 3 0 0 -1 5 5 0 -S = W D M -1 3 0 0 -1 5 5 0 -S =

W D M -1 3 0 0 -1 5 5 0 -S =C l i en t w / 1 3 1 0 n m i n ter f a c e

TxR x


TxR x Tx

R x

TxR x

Distance up to 10km




C l i en ts w / C W D Mi n ter f a c e

Scenario 5: eW D M solu tion� C om b ination of 8 ch annel s in C W D M grid and 8 ch annel s in

D W D M grid� C ost effectiv e upgrade of C W D M netw ork s� C ost effectiv e option for sm al l (approx . 4 0 % l ess for 8 ch annel

D W D M netw ork com paring to 1 5 2 1 6 F l ex l ay er)

C l i en ts w / C W D Mi n ter f a c e

TxR x Tx

R x

CW D M f i l t e r CW D M f i l t e r

e W D M f i l t e r e W D M f i l t e r


C l i en ts w / D W D Mi n ter f a c e

TxR x C l i en ts w / C / D W D M

i n ter f a c eC l i en ts w / D W D M

i n ter f a c eTxR x


C l i en t w / s td i n ter f a c e




Scenario 6 : C omplementing 2 , 3 and 4 w ith stand alone transpond er u nit

� W h en C W D M or D W D M interface is not directl y av ail ab l e at cl ient th an W D M -S F P-2 C H -C O N V = can b e used to conv ert signal from 85 0 nm or 1 3 1 0 nm to C W D M or D W D M grid on b oth sides. O ne W D M -S F P-2 C H -C O N V = can h andl e tw o ch annel s

� W D M -S F P-2 C H -C O N V = req uires ' grey ' S F P in cl ient port and C / D W D M S F P in netw ork port and supports S T M -1 , S T M -4 , S T M -1 6 , G E , 1 G F C and 2 G F C


TxR x


TxR x Tx

R x

TxR x

CW D M o r D W D M f i l t e r CW D M o r D W D M f i l t e r

WDM

-SFP

-2CH

-CONV

=


TxR x


TxR x Tx

R x

TxR x

CW D M o r D W D M f i l t e r CW D M o r D W D M f i l t e r

WDM

-SFP

-2CH

-CONV

=WDM

-SFP

-2CH

-CONV

=

WDM

-SFP

-2CH

-CONV

=


D R s o l u t i o n w i t h t r ans p o nder b as ed D W D MCisco ONS 15454 MSTP

� S upport of m any different ch annel ty pes: G E , 1 0 G E , F C / F I C O N(1 / 2 / 4 / 1 0 G ), S D H (S T M -1 / 4 / 1 6 / 6 4 / 2 5 6 ), E S C O N , I B M sol ution specificinterfaces (C L O , E T R , I S C ), v ideo interfaces, 2 R transparent signal etc.

� C ost-effectiv el y aggregates data and storage serv ices into 2 . 5 or 1 0 G b ps l am b da

� B uffer-to-b uffer credits for distance ex tension� O ptical perform ance m onitoring and com preh ensiv e protocol (pay l oad)

m onitoring

M D S9 0 0 0

G E / 10 G E O N S 1 5 4 5 4

O N S 1 5 4 5 4

M D S9 0 0 0

G D PS [ C L O , E T R, IS C ]

1G / 2G / 4G / 10 G -F C1G / 2G / 4G / 10 G -F I CO N

D a ta Center 1

D a taCenter 2

M etr o D W D M λλλλ SiSiSiSi

G D PS [ C L O , E T R, IS C ]

G E / 10 G E

1G / 2G / 4G / 10 G -F C1G / 2G / 4G / 10 G -F I CO N


C i s c o u ni v er s al o p t i c al p l at f o r m – O N S 1 5 4 5 4Cisco ONS 15454E M ST P

�32/ 4 0 / 80 w a v e l e n g th s ( e x pa n d a b l e to 1 1 2)�r i n g , b u s , p-t-p, m e s h�5 0 / 1 0 0 G H z s pa c i n g , C -b a n d / L -b a n d�f i x e d O A D M s a n d R O A D M s�v a r i o u s tr a f f i c pr o te c ti o n s c h e m e s�T r a n s po n d e r s :

8M b ps -2. 5 G b ps1 0 G E , S T M 6 4 , 1 0 G F CS T M -25 6 s u ppo r tC L O / E T R

�S e r v i c e a g g r e g a ti o n ( m u x po n d i n g ) :1 / 2/ 4 G F C / F I C O N , I S C 1 / I S C 3; G E , E S C O N , 1 G F C / F I C O N ;S T M -1 6

�I n te g r a te d E D F A s w i th D C U s u ppo r t�s u ppo r t f o r F E C a n d E F E C�m o r e th a n 20 0 0 k m w i th o u t r e g e n e r a ti o n�e n te r pr i s e / r e g i o n a l / S P�c e r ti f i e d b y m a j o r s to r a g e v e n d o r s


C i s c o O N S 1 5 4 5 4 M S T P C h as s i s ( E T S I )

T x P/ M x P. E D F A , RO A D M , O A D M , O S C -C S M

1 0 0 M B U s er C h a n n el RJ -4 5

B IT S IN / O U TS er i a l / M odem

A l a r m In p uts / O utp utsL A N

Pow er APow er B

L A N

O p ti on a l A l a r m In ter f a c e C a r d

S h el f Pr oc es s or A

S h el f Pr oc es s or B

O S C M or X CO S C M or X C

F M E C s l ots


C isco O N S 154 54 M ST P2.5Gbps Service Cards

� Simple planning, sparing, and ordering with multi-rate, multiprotoc ol and pluggab le optic s� O ptic al and pay load monitoring� F E C support at 2 . 5 G b ps transponder� G . 7 0 9 support� C lient 1 + 1 , Y -c ab le and splitter protec tion

SO NE T / SD H

2. 5 G M u l ti-R ate T ransp onder

8 x E SCO N2x G ig ab it E thernet 2x 1G F C/ F I CO N

1x 2G F C/ F I CO N

2. 5 G D ataM u x p onder

O C-3/ ST M -1O C-12/ ST M -4O C-48 / ST M -16

E T R / CLO1G F C/ F I CO N2G F C/ F I CO N

1x G ig ab it E thernetSD ID V 6 0 0 0H D T V

E t h ernet SA N V ideo


10 G b E nhanced T ransp onder

4x O C48 / ST M 16O D U -1-> O T U -2

� A ll 1 0 G applic ations c ov ered b y 1 transponder, � A ggregation c ards reduc e the c ost of serv ic e deliv ery� F ull C -b and or L -b and tunab ility - 8 0 c hannels @ 5 0 G H z spac ing ( except crossponders)� F E C and E F E C support ( G . 9 7 5 , G . 9 7 5 . 1 ) , G . 7 0 9 support � O ptic al and pay load monitoring, C lient 1 + 1 and Y -c ab le protec tion

10 G b SO N E T / SD Hw ith G . 7 0 9

10 G b LA N and W A N P H Y

8 x G ig ab it E thernet

10 G b F C

4x 2. 5 G M u x p onder 8 x 1G F C/ F I CO N / I SC-14x 2G F C/ F I CO N / I SC-32x 4G F C/ F I CO N

10 G b D ataM u x p onder

SO NE T / SD H E t h ernet SA N

Cisco ONS 15454 MSTP10 Gbps Service Cards

G E / 10 G E Crossp onders20 x G E + 2x 10 G E2x 10 G E + 2x 10 G E


� H igh fl ex ib il ity in sy stem depl oy m ent, m ost of appl ications cov ered� B road range of potential serv ice offerings� 4 0 G b ps support al l ow s for furth er b andw idth scal ing

C i s c o O N S 1 5 4 5 4 i nt er f ac es

TD M•S T M -1•S T M -4•S T M -16•S T M -6 4•S T M -2 5 6•E 1, E 3 ( M S P P integ r a tio n)

St or a g e•1G F C/ F I CO N•2 G F C/ F I CO N•4G F C/ F I CO N•10G F C•E S CO N•I S C 1•I S C 3•S y s p lex CL O•S y s p lex E T R

D a t a•F E•G E•10G E L A N P H Y•10G E W A N P H Y

V id e o•D V -6 000•H D T V•S D I•D 1 v id eo•D V B A S I

2 R•A ny r a te f r o m 100 M b p s to 2 . 5 G b p s


� B etter l am b da capacity util ization� H igh er serv ice density and fl ex ib il ity

Flexible m u xp o n d in g10 G D a t a M u x p on d e r•8 p o r ts•G E•1/ 2 / 4G F C•1/ 2 / 4G F I CO N•I S C-1, I S C-3•s ig na l m ix s u p p o r ted

2 . 5G D a t a M u x p on d e r•8 p o r ts•G E•1/ 2 G F C•1/ 2 G F I CO N•E S CO N•s ig na l m ix s u p p o r ted

4x ST M -16 -> OT U 2 M u x p on d e r

•4 p o r ts•S T M -16 c lients•O D U 1 into O T U 2


� B etter l am b da capacity util ization� H igh er serv ice density and fl ex ib il ity� F l ex ib l e E th ernet sol ution

E t h er n et c r o s s p o n d in gG E cr ossp on d e r

•2 0x G E p o r ts ( U N I )•2 x 10G E p o r ts ( N N I )

10 G E cr ossp on d e r•2 x 10G E p o r ts ( U N I )•2 x 10G E p o r ts ( N N I )

F e a t u r e s•S m a r t o p tic a l r ing p r o tec tio n b a s ed o n G . 7 09 o v er h ea d ( s u b 5 0 m s )•Co nf ig u r a b le a s m u x p o nd er , tr a ns p o nd er , 10G E r eg ener a to r a nd in L 2 s w itc h m o d e•S F P f o r G E p o r ts•X F P f o r 10G E p o r ts ( D W D M o r ' g r ey ' )


E t h er net c r o s s p o ndi ng - m o des o f o p er at i o nG E cr ossp on d e r 10 G E cr ossp on d e r

2 0 x G E

1 0 G E( D W D M )

1 0 G E( D W D M )

1 0 G E( D W D M )

1 0 x G E 1 0 x G E

1 0 G E( D W D M )

1 0 G E( D W D M )

2 0 x G E

1 0 G E( D W D M )

1 0 G E 1 0 G E

1 0 G E( D W D M )

1 0 G E( D W D M )

1 0 G E 1 0 G E

1 0 G E( D W D M )

1 0 G E( D W D M )

1 0 G E( D W D M )

20x GE muxponder

2x 1 0x GE muxponder

L a y er 2 s w i t c h

2x 1 0GE L A N P H Y t ra ns ponder

L a y er 2 s w i t c h

1 0GE L A N P H Y reg enera t or

1 0 G E( D W D M )

1 0 G E

1 0 G E( D W D M )

1 0GE L A N P H Y prot ec t ed t ra ns ponder


SFP

10/100/1000BaseT for GE XponderM et al i c c l i ent S F P

1000BaseL X, S D H S R /I R c l i ent s, F C S M F c l i ent sGrey opt i c s 13 10 nm S F P1000BaseS X, M M F F C c l i ent sGrey opt i c s 8 5 0 nm S F P

GE, 1/2 G F C , S TM -16 (release 8.5)C W D M c l i ent opt i c s

Ex am pl eTy pe/c at eg ory

GE, 1/2 G F C , S TM -16 (release 8.5)

10GBaseER /EW , S TM -6 4 L R10GBaseL R , 10G F C , S TM -6 41000BaseZ X, S D H L R c l i ent s

D W D M c l i ent opt i c s

Grey opt i c s 15 5 0 nm XF PGrey opt i c s 13 10 nm XF PGrey opt i c s 15 5 0 nm S F P

P l u ggab l e c l i ent i nt er f ac es

� L o w er o p ex th r o u g h c o m m o n s p a r ing w ith o th er Cis c o p r o d u c ts� P er p o r t r ea c h a nd r a te s elec tio n� T ig h t integ r a tio n o f CW D M a nd D W D M f r o m netw o r k p er im eter� H ig h tr a ns p o nd er r eu s a b ility f o r d if f er ent s er v ic es

X FP


• Rack Diagrams• S t e p -b y -S t e p I n t e rco n n e ct

• S m o o th T r a ns itio n f r o m D es ig n to I m p lem enta tio n

• T r a f f ic r eq u ir em ents :• A n y -t o -A n y De man d p ro v id e d b y RO A DM• P o in t -t o -p o in t d e man d s

• Co m p r eh ens iv e A na ly s is c h ec k s f o r :

• w av e l e n gt h ro u t in g an d se l e ct io n• o p t ical b u d ge t an d O S N R• C D, P M D, amp l if ie r t il t e t c.

• G U I -b a s ed N etw o r k D es ig n E ntr y

• B il l o f M at e rial s

C i s c o O N S 1 5 4 5 4 M S T P :Co m preh en sive desig n t o o l - Cisco T ran spo rt P l an n er

Fast an d c o m p r e h e n si v e n e tw o r k d e si g n


C h annel p r o t ec t i o n m ec h ani s m s� Protection m ech anism s

S p l i t t e r -b a s e d p r o t e c t i o nL a m b d a -b a s e d p r o t e c t i o nC l i e n t -b a s e d p r o t e c t i o n

� Protection signal l ingO p t i c a l / a n a l o g u e p a r a m e t e r s —L O S / L O LD i g i t a l p e r f o r m a n c e m o n i t o r i n g p a r a m e t e r s — a p p l i c a t i o n -s p e c i f i cC l i e n t -s i d e / t r u n k -s i d e

� Path sw itch ingU n i -d i r e c t i o n a lB i -d i r e c t i o n a l


P r o t ec t i o n S c h em es

P at h & E q u ip me n t P ro t e ct io n( C l ie n t p ro t e ct io n )

P at h & E q u ip me n t P ro t e ct io n( Y -C ab l e p ro t e ct io n )

Working path

Protection path

TXP

TXP

TXP

TXP

Working path

Protection path

TXP

TXP

TXP

TXP

P at h P ro t e ct io n( S p l it t e r p ro t e ct io n )

Working path

Protection path

TXPP

TXPP


Solution examples


S i te ACisco ONS 15454 MSTP

Fiber pair A

Fiber pair B

S i te BCisco ONS 15454 MSTP

P a i r o f 130 0 / 1550 s p l i t t e r c a b l e s

1310 n m s i g n a l f r o m P B X

C-b a n d D W D M c h a n n e l s

M u l t i p l e x e d 1310 n m s i g n a l a n d C-b a n d

D W D M c h a n n e l s

C i s c o O N S 1 5 4 5 4 M S T P w i t h 1 3 1 0 nm


S i te 1

S i te 2

15 km SMF( s i n g l e s t r a n d )

DROP-COM-RX

DROP-COM-RX

ADD-COM-RX

ADD-COM-TX

ADD-COM-TX

ADD-COM-RX

1 5 2 1 6 -F L A -8-6 0 . 6 =A D D

1 5 2 1 6 -F L A -8-6 0 . 6 =D RO P

1 5 2 1 6 -F L A -8-5 2 . 5 =D RO P

1 5 2 1 6 -F L A -8-5 2 . 5 =A D D

RX 1 5 4 5 4 -D M -L 1 -5 8 . 1 = T X

RX 1 5 4 5 4 -D M -L 1 -5 8 . 1 = T X

RX 1 5 4 5 4 -1 0 D M E -C = T X

T X 1 5 4 5 4 -D M -L 1 -5 0 . 1 = RX

T X 1 5 4 5 4 -D M -L 1 -5 0 . 1 = RX

T X 1 5 4 5 4 -1 0 D M E -C = RX

H y b r i d 1 5 4 5 4 / 1 5 2 1 6 b i di r ec t i o nal des i gn


P r otoc ol and applic ations d epend ec ies


D at ac ent er i nt er c o nnec t s o l u t i o nsW h y t h e dist an ce is im po rt an t an d w h ere it m at t ers�Op t ica l t r a n sp or t n e t w or k

� u s u a l l y n o t l i m i t – C i s c o O N S 1 5 4 5 4 M S T P c a n g o u p t o 2 0 0 0 k m w i t h o u t r e g e n e r a t i o n f o r 1 0 G E o r 1 0 G F C

�D a t a n e t w or k� l a t e n c y i t s e l f i s n o t u s u a l l y s e r i o u s p r o b l e m� t o o s m a l l d e f a u l t T C P w i n d o w w i l l c a u s e p e r f o r m a n c e d e g r a d a t i o n – m u s t b e i n c r e a s e d

�A p p l ica t ion� f o r ' c h a t t y ' a p p l i c a t i o n p r o t o c o l s ( l i k e C I F S ) c u m u l a t i v e l a t e n c y i s u s u a l l y s e r i o u s i s s u e� W A A S t e c h n o l o g y c a n b e u s e d t o o p t i m i z e e v e n t r a f f i c b e t w e e n d a t a c e n t e r s

�SA N� l a t e n c y i s s e r i o u s p r o b l e m w h e n s y n c h r o n o u s r e p l i c a t i o n i s u s e d� b u f f e r -t o -b u f f e r f l o w c o n t r o l c a n l i m i t p e r f o r m a n c e f o r l o n g d i s t a n c e ( u s es w i t c h e s w i t h l a r g e B B c o u n t o r D W D M w i t h B B s p o o f i n g )� F E C / E F E C c a u s e a d d i t i o n a l l a t e n c y - s w i t c h i t o f f i f n o t n e e d e d


T C P / I P i n L o ng F at N et w o r k sB a n d w id t h * D e l a y p r od u ct

5 km LAN 100 km MAN 2000 km WANB y t e s i n t h e P i p e : 10 Mbit/s Ethernet 52 1040 208 00 155 MB it/s A T M 7 03 1406 2 28 1250 1000 MB it/s G E 5208 10416 7 208 3 3 3 0T y p ic a l W ind o w s T C P /I P w ind o w siz e: � bel l o w 1 Mbp s = 8 k B , 1 Mbp s-100 Mbp s = 17 k B , g rea ter tha n 100Mbp s = 6 4k B� if l a rg er is need ed u se w ind o w sc a l ing o p tio n

Slow

Netw

ork

Long

Fat N

etwork


F l o w c o nt r o l i n F C S ANH ow m a n y B B cr e d it s d o I n e e d ?

Credits = (Round_Trip_Time + Processing_Time) / Serialization_TimeStep 1: SerializationLink rate is 1.0625 Gbps => 9.41ns/byte1byte = 10 bits bec au se o f 8 b/10b c o d ingM ax . f ram e siz e = 2148 bytesS erial iz atio n T im e ≈ 20 µsStep 2 : T rans m is s ion and d es erializationP ro pag atio n d el ay ≈ 5 µs/kmC au sed by speed o f l ig h t in o ptic al f ibreT im e to transm it f ram e o v er 10 km ≈ 50 µsD eserial iz atio n T im e ≈ 20 µs

Step 3 : P roc es s ing and c onf irm ationP ro c essing is neg l ec ted in th is ex am pl eR _ R D Y g enerated and sent bac kT im e to transm it f ram e o v er 10 km ≈ 50 µsD eserial iz atio n T im e ≈ 20 µsStep 4 : C alc u lation of req u ired B B c red itsT o tal R T T = 50+ 20+ 50=120 µsC red its ( 10km ) ≈ 120 / 20 = 6 ( f o r 1 Gbps F C )C red its ( 10km ) ≈ 110 / 10 = 11 ( f o r 2 Gbps F C )C red its ( 10km ) ≈ 105 / 5 = 21 ( f o r 4 Gbps F C )


SAN ExtensionNetw or k

S y nc h r o no u s R ep l i c at i o nI / O D et ail an d l at en cy co n seq u en ces

Rem ote S tor a g e A r r a y

L oc a lS tor a g e A r r a yH os t

S er v er

Write, LUN=5, LBA=12345, DL=8kBT ra n s f er R ea d y

F C P Da ta ( 2kB f ra m es )

S C S I S ta tu s =g o o d

I/ OS er v i c eT i m e Write, LUN=5, LBA=12345, DL=8kB

T ra n s f er R ea d yF C P Da ta ( 2kB f ra m es )


t t t

Roun dT r i p

Roun dT r i p

W r i te I/ O Is C om p l ete a t T h i s Poi n t—L oc a l a n d Rem ote A r r a y s Iden ti c a l


SAN ExtensionNetw or k

Rem oteS tor a g e A r r a yH os t

S er v er




I/ O S er v i c e T i m e



S C S I S ta tu s =g o o dRes p on s e f r om L oc a l A r r a y Retur n ed In dep en den tl y of Rep l i c a ti on Pr oc es s ; IO C om p l ete, B ut A r r a y s N ot Iden ti c a l

t t t

Round Trip

Round Trip

L oc a lS tor a g e A r r a y

Rep l i c a ti on Pr oc es s a n d Pr otoc ol Is p r op r i eta r y ; E x a m p l e S h ow s O n e

Im p l em en ta ti on

As y nc h r o no u s R ep l i c at i o nI / O D et ail an d l at en cy co n seq u en ces


S y nc h r o no u s R ep l i c at i o n: H o w F ar ? � T ol erab l e l atency is up

to th e appl ication (and E nterprise)

Case-b y -c ase b asi sD at ab ases ar e v er y sen si t i v e t o l at en c yS p eed o f l i g h t i n f i b er i n t r o d u c es d el ay o f 5 µs/ k m

� O nl y W rite I / O s are affectedI n c r eased “ser v i c e ( R esp o n se) t i m e”

� M ax im um tol erab l e distance ascertained b y assessing each appl ication

I/ O s p er S ec on d ( IO PS ) a n d A p p l i c a ti on

Per f or m a n c e D i m i n i s h i n g w i th D i s ta n c e

di s ta n c e

D i s k I/ O S er v i c e T i m e In c r ea s i n g w i th L a ten c y ( D i s ta n c e)

M i n i m um T ol er a b l e Per f or m a n c e L ev el

M a x i m um T ol er a b l e D i s ta n c e ( L a ten c y )


C er tif ic ations


ONS 15454 SAN Qualification SummaryJ une , 2 0 0 7

-��-IS C

C er tif ic a tion 1 5 4 5 4 -D M -L 1 -x x . x =1 5 4 5 4 -D M P -L 1 -x x . x =

1 5 4 5 4 -M R-L 1 -x x . x =1 5 4 5 4 -M RP -L 1 -x x . x =

1 5 4 5 4 -1 0 D M E -C =1 5 4 5 4 -1 0 D M E -L =

1 5 4 5 4 -1 0 E -L 1 -C =1 5 4 5 4 -1 0 E -L 1 -x x . x =

EM C SR D F / M ir r or v iew1 G / 2 G / 4 G F C �� ( 1 / 2 ) �� ( 1 / 2 ) �� -

1 0 G F C - - - ��I B M G D P S/ P P R C / X R C

1 G / 2 G / 4 G F C / F IC O N �� ( 1 / 2 ) �� ( 1 / 2 ) �� -1 0 G F C / F IC O N - - - ��

E S C O N �� - -

S T P ( IS C ) - �� ( M R on l y ) T B D -


ONS 15454 SAN Qualification SummaryJ une , 2 0 0 7

C er tif ic a tion

1 5 4 5 4 -D M -L 1 -x x . x =1 5 4 5 4 -D M P -L 1 -x x . x =

1 5 4 5 4 -M R-L 1 -x x . x =1 5 4 5 4 -M RP -L 1 -x x . x =

1 5 4 5 4 -1 0 D M E -C =1 5 4 5 4 -1 0 D M E -L =

1 5 4 5 4 -1 0 E -L 1 -C =1 5 4 5 4 -1 0 E -L 1 -x x . x =

H P C A-EV A / D R M1 G / 2 G / 4 G F C �� ( 1 / 2 ) �� ( 1 / 2 ) �� -

1 0 G F C - - - ��H D S T r u eC op y1 G / 2 G / 4 G F C �� ( 1 / 2 ) �� ( 1 / 2 ) �� -

1 0 G F C - - - ��


C W D M / D W D M d e s ig ns for D C inte rconne ct

S um m ary


C i s c o D at a C ent er P r o du c t F am i l i es

Data Center S w i tc h i ng

Data Center S ec u ri tyS to rag e

A p p l i c ati o n N etw o rk S erv i c es

Co m p u te Cl u s teri ng

Data Center P ro v i s i o ni ng

Data Center M anag em ent

C a ta l y s t 6 5 0 0 S er i esC a ta l y s t 4 9 4 8 T op -of -Ra c kC a ta l y s t B l a de S er v er S w i tc h es

M D S 9 5 0 0 S tor a g e D i r ec tor sM D S 9 1 x x / 9 0 x x F a b r i c S w i tc h esM D S B l a de S er v er S w i tc h esS tor a g e S er v i c e M odul es

F i r ew a l l S er v i c es M odul eIn tr us i on D etec ti on M odul eC S A S er v er S ec ur i ty A g en tA C E

S F S 7 0 0 0 H i g h -D en s i ty In f i n i b a n d C om p ute F a b r i c S w i tc hS F S 3 0 0 0 In f i n i b a n d G a tew a y

L 4 / 7 C on ten t S er v i c es M odul esW i de-A r ea A p p l i c ti onS er v i c esS S L T er m i n a ti onC S S S L B sG S S

V F r a m e S er v er / S er v i c e Pr ov i s i on i n g S y s tem

F a b r i c M a n a g er – T op ol og y D i s c ov er y / V i s ua l i z a ti on a n d T r a n s p or t Pr ov i s i on i n g

IM E – A dv a n c ed L 4 -7 S er v i c es M odul e M a n a g em en t

O p ti c al

C i s c o O N S 1 5 4 5 4C i s c o O N S 1 5 2 1 6C W D MS F P/ G B ICX E N PA K / X 2 / X F P


W h y t o c o ns i der C i s c o f o r D at ac ent er� S h aring ex pertize w ith l eading sy stem s and

storage v endorsM a ny d if f er ent a r ea s : s er v er s , netw o r k s , S A N , v ir tu a lis a tio n, s ec u r ity , m a na g em ent, . . . .I B M , H P , D ell, E M C, H D S , S u n, . . .

� C om m on product dev el opm ent and certificationw ith l eading v endors

� N etw ork m ul tipl ier effect – functional ity im pl em ented in th e netw ork (L A N , M A N , W A N , S A N ) can serv e al l appl ications

� B est in cl ass products for netw ork , S A N , serv er sw itch ing, optical sy stem s, etc.


Q and A


Ne z a b o r a v i t e d a s e p r i j a v i t e n a C i s c o Net w o r k er s 2 0 0 8 !h t t p : / / w w w . c i s c o . c o m / w eb / eu r o p e/ c i s c o -

n et w o r k er s / 2 0 0 8 / i n d ex . h t m l


Documents

Cisco - Global Home Page · ˇ ˆ ˙ˆ ˝ ˘ˇˆ˙˝ ˛ ˚˜˜ !˜˜ " ˘ ˇ . ˇ ˆ ˙ˆ ˝ ˙ ˝ ˛ ˝ & ˆ ! ˙ & * ˝ ˝˙ ! ! 3 4 4 4 ˜