.


:

:



,



( , )

:

































 

 

 

 
FAQ

1234567 ⇒



-

. . . . -

. . ,

. .

 

 

.

SDH

)))

-

621.316.5

621.395

 

:

,

, ̻

 

-

  , . .
  . SDH: / . . , . . ; . ., 2016. 67 .   . STM‑N, sSTM‑2n, sSTM‑1k . . , . , 11.03.02 , , () .   .    

621.316.5

621.395

 

 

Ó . ., . ., 2016

 

Ó

-

. . . . -, 2016

 

A (A daptation) ;

A1, A2 - STM;

A1-A4 - sSTM;

ADM (A dd /D rop M ultiplexer) -;

AIS (A larm I ndication S ignal) - ;

AMI (A lternative M ark I nversion) ;

AP ( cess P oint) ;

ATM (A synchronous T ransfer M ode) ;

AU (A dministrative U nit) ;

AU-3 (A dministrative U nit level 3) ;

AU-4 (A dministrative U nit level 4) ;

AU-AIS (A dministrative U nit A larm I ndication S ignal) - ;

AUG (A dministrative U nit G roup) ;

AU-LOP (A dministrative U nit L oss O f P ointer) -

a ;

AU PTR (A dministrative U nit P ointer) ;

B1 - ;

B2 - ;

B3 - VC-3, VC-4;

B3ZS (B ipolar with 3 Z ero S ubstitution) - ;

B8ZS (B ipolar with 8 Z ero S ubstitution) - ;

BIP (B it I nterleaved P arity) ( );

BIP-2 (B it I nterleaved P arity - 2) c 1 2 ( );

BIP-8 (B it I nterleaved P arity - 8) 1, 2...8 ( );

BIP-24xN (B it I nterleaved P arity - 24N) 1, 2, 3...24N ( );

C (C onnection) ;

C (C ontainer) ;

2 - ;

C-11 (C ontainer of level 11) - . 1544 /;

C-12 (C ontainer of level 12) - . 2048 /;

C-2 (C ontainer of level 2) - . 6312 /;

C-31 (C ontainer of level 31) - . 34368 /;

34368 /;

C-32 (C ontainer of level 32) - . 44736 /;

C-4 (C ontainer of level 4) - . 139264 /;

CP (C onnection P oint) ;

D1-D12 - ;

DWDM (D ance W avelength D ivision M ultiplexing) ;

E-11 - ;

E-12 - ;

E-2 - ;

E-31 - ;

E-32 - ;

E-4 - ;

F2, F3 - ;

G1 - ;

GFP (G eneric F raming P rocedure) , SDH;

H1, H2, H3 ;

H4 - ;

HDB-3 (H igh D ensity B ipolar- 3) ;

HP PLM (H igher Order P ath P ay l oad M ismatch) ;

HP TIM (H igher O rder P ath T race I dentifier M ismatch) - ;

HPA (H igher order P ath A daptation) - ;

HPC (H igher order P ath C onnection) ;

HPT (H igher order P ath T ermination) - ;

IP (I nterworking P rotocol) ( Internet);

J0 - ;

J1 - ;

J2 - ;

K1 K2 - APS (A utomatic P rotection S witching) (MS RDI);

K3 - APS (A utomatic P rotection S witching) VC-4/VC-3;

K4 - APS (A utomatic P rotection S witching) ;

LOF (L oss O f F rame) ;

LOS (L oss O f S ignal) ;

LPA (L ower order P ath A daptation) - ;

LPC (L ower order P ath C onnection) - ;

LP PLM (L ow order P ath P ayload M ismatch) ;

LPT (L ower order P ath T ermination) - ;

LP TIM (L ow order P ath T race I dentifier M ismatch) ;

M1 - (MS REI);

MSA (M ultiplex S ection A daptation) - ;

MS-AIS (M ultiplex S ection A larm I ndication S ignal) ;

MSOH (M ultiplex S ection O ver h eard) ;

MST (M ultiplex S ection T ermination) - ;

N1 -

VC-4-Xc/VC-4/VC-4;

N2 - VC-2|/VC-12/VC-11;

NRZ (N ot R eturn Z ero) ;

OTM (O ptical T ime M ultiplexing) ;

PDH (P lesiochronous D igital H ierarchy) ;

PPI (PDH P hysical I nterface) PDH;

PPT (PDH P hysical T ermination) PDH;

POH (P ath O verhead) ;

PTR (P ointer) ;

RDI (R emote D efect I ndication) ;

REI (R emote E rror I ndication) ;

RSOH (R egenerator S ection O ver h ead) ;

RST (R egenerator S ection T ermination) ;

S1 - ;

SDH (S ynchronous D igital H ierarchy) ;

SOH (S ection O ver h ead) ;
SP RING (S hared P rotection R ing)

;

SPI (S DH P hysical I nterface) ;

STM-0 (S ynchronous T ransport M odule of level 0) SDH ( Sonet -1) 51,840 /;

sSTM-1k (S ub S ynchronous T ransport M odule level 1k) 1k, k=1,2,4,8,16 ( k=1 sSTM-11 2880 /);

sSTM-2n (S ub Synchronous T ransport M odule level 2n) 2n, n=1,2,4 ( n=1 sSTM-21 7488 /);

STM-1 (S ynchronous T ransport M odule level 1) SDH 155,520 /;

STM-4 (S ynchronous T ransport M odule level 4) SDH 620,080 /;

STM-16 (S ynchronous T ransport M odule level 16) SDH 2488,320 /;

STM-64 (S ynchronous T ransport M odule level 64) 64 SDH 9,95328 /;

STM-256 (S ynchronous T ransport M odule level 256) 256 SDH 39,81312 /;

STM-N ( Synchronous Transport Module level N) SDH N, N=1, 4, 16, 64, 256;

T (T ermination) ;

TC (T andem C onnection) ;

TCP (T ermination C onnection P oint) ;

TM (T erminal M ultiplexer) ;

TU-11 (T ributary U nit level 11) , VC-11 SDH;

TU-12 (T ributary U nit level 12) , VC-12 SDH;

TU-2 (T ributary U nit level 2) , VC-2 SDH;

TU-3 (T ributary U nit level 3) , VC-3 SDH;

TU-AIS (T ributary U nit A larm Indication S ignal) ;

TUG-2 (T ributary U nit G roup level 2) ;

TUG-3 (T ributary U nit G roup level 3) ;

TU-LOP (T ributary U nit L oss of P ointer) ;

TU PTR (T ributary U nit P ointer) ;

TU-n (T ributary U nit level n) n;

V1- V4 TU-11, TU-12, TU-2;

V5 - VC-11, VC-12, VC-2;

VC-11 (V irtual C ontainer level 11) - 1544 /;

VC-11-Xc (V irtual C ontainer level 12-Xc) - 1544 / X , X=2,64;

VC-12 (V irtual C ontainer level 12) - 2048 /;

VC-12-Xc (V irtual C ontainer level 12-Xc) - 2048 / X , X=2,64;

VC-2 (V irtual C ontainer level 2) - ;

VC-2-Xc (V irtual C ontainer level 2-Xc) - X , X=2...7;

VC-3 (V irtual C ontainer level 3) - ;

VC-3-Xc (V irtual C ontainer level 3-Xc) - X ;

VC-4 (V irtual C ontainer level 4) - ;

VC-4-Xc (V irtual C ontainer level 4-Xc) - X , X=2...256;

VC-n-X (V irtual C ontainer level n-Xc) - n X ,

WDM (Wavelength D ivision M ultiplexing) ;

 

 

, .

, , .

, , , , , , , , .

, ; - .

, .

, .

, . , .

, . , . .

, .

, . , , (TC) .

, (TM) / (D), .. .. SDH OTN.

() , /, .

. 1.1 .

, (, ).

, . . . (1:N).

. .

. 1.1 SDH . -4.

-4, , VC-4. -4 / VC-4 . VC-4, , STM-N. .

. 1.2. SDH, -n (n=11, 12, 2, 3). . . VC-n VC-4.

. 1.3 VC-n sSTM-1k sSTM-2n.

 

1.1

/

 

. .
         
  1544 /, VC-11 1544 / 50 ppm 1.2, 1.3
  1544 /, VC-11 1544 /, ., G.704 1.2, 1.3
  2048 /, VC-12 2048 / 50 ppm 1.2, 1.3
  2048 /, VC-12 2048 /, ., G.704 1.2, 1.3
  6312 /, VC-2 6312 / 30 ppm 1.2, 1.3
  34368 /, VC-3 34368 / 20 ppm 1.2
  44736 /, VC-3 44736 / 20 ppm 1.2
  139264/, VC-4 139264 / 15 ppm 1.1
  VC-11, VC-12, VC-2, VC-3, VC-4, VC-4-Xc, VC-4-Xv 53  
  Ethernet VC-11, VC-12, VC-2, VC-3, VC-4, VC-11-Xv, VC-12-Xv, VC-2-Xv, VC-3-Xv? VC-4-Xc, VC-4-Xv GFP  
  VC-11 VC-4 VC-11 1.2  
  VC-12 VC-4 VC-12 1.2
  VC-2 VC-4 VC-2 1.2
  VC-3 VC-4 VC-3 1.2
  VC-11 sSTM-2n sSTM-1k VC-11 1.3
  VC-12 sSTM-2n sSTM-1k   VC-12 1.3
  VC-2 sSTM-2n VC-2 1.3
  VC-4 STM-N, N=1, 4, 16, 64, 256 VC-4 1.1, 1.2, 1,4
  STM-N STM-N STM-N, N=1, 4, 16, 64, 256 1.1, 1.4
  sSTM-2n sSTM-2n sSTM-2n, n=1, 2, 4 1.3
  sSTM-1k sSTM-1k sSTM-1k, k=1, 2, 4, 8, 16 1.3
  STM-1 STM-1, STM-1, NRZ 1.1
  STM-1 STM-1, , STM-1, CMI, NRZ 1.1
  STM-N STM-N, STM-N, NRZ 1.1, 1,4

 

-n

STM‑M

1. 1. , , .

 

VC‑n
  ‑11 sSTM‑11 VC‑11
  ‑12 sSTM‑116 VC‑12
  ‑12 sSTM‑28 VC‑12
  ‑11 STM‑1 VC‑11
  ‑12 STM‑4 VC‑12
  ‑3 STM‑16 VC‑3
  ‑3 STM‑0 VC‑3
  ‑4 STM‑256 VC‑4
  ‑2 STM‑64 VC‑2
  ‑3 STM‑16 VC‑3

 

1.2. , , .

 

VC‑n
  sSTM‑11 STM‑0 VC‑12
  sSTM‑116 STM‑4 VC‑12
  sSTM‑21 STM‑1 VC‑11
  sSTM‑24 STM‑4 VC‑2
  STM‑1 STM‑4 VC‑2
  STM‑4 STM‑256 VC‑4
  STM‑0 STM‑16 VC‑3
  STM‑16 STM‑64 VC‑3
  STM‑16 STM‑256 VC‑4
  STM‑64 STM‑256 VC‑4

 

1234567 ⇒


:

: 2016-11-20; !; : 1666 |

:

:

, .
==> ...

1524 - | 1313 -


© 2015-2024 lektsii.org - -

: 0.4 .