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OTN


ї

OTN



? ? ? ?

OTN OTN

-2-


DWDM

SDHPDH

MSTP/ASON

1976 1966


90 80
PDH

98

02
99
DWDM k

/
94
SDH

PDH SDH MSTP DWDM ASONĥ



-3-

PDH
? A. B. ? A. B. C.

-4-

SDH
1 270 RSOH AU pointer P O H

? A. B. PDH C. D. ? A. B. C.
xN x1 STM-N AUG AU-4 x3
AU-3 VC-3 TUG-2 x3 VC-4 x3 TUG-3 x7 x1 TU-3

C4

MSOH 2430

A1

A2

A3

B1

B2

B3

C1

C2

C3

D1

D2

D3

A1

B1

C1

D1

A2

B2

C2

D2

A3

B3

C3

D3

C-4

139264 Kbit/sE4 ATM

VC-3
C-3 44736 Kbit/sT3 34368 Kbit/sE3

TU-12 VC-12 x4 TU-11 VC-11

C-12 2048 Kbit/sE1 C-11 1544 Kbit/sT1

-5-

MSTP/ASON
BTS Node B SDH Ring VP RP Ring Ring 3G

PSTN GSM

IP/ATM DSLAM
PSTN NGN L2/L3 MSTP

ATM GSR NGN



SDH

ASON

-6-

WDM
? A. B. C. D. ? A. B. C.

1 SDH 2 IP 3 ATM 4 Leased line 5 ... W D M M U X

-7-

OTN
OTNOptical Transport Network
OTNG.872G.709G.798ITU-TZ OTNWDM/ IPIP SDHSDH MSTPէ OTN OTHROADMSDHVC12/VC4 WDM

-8-

OTN VS SDH+DWDM
B
B B C

AR


D
D



DWDM DWDM 1+1
SDH

C

C

SDH SDH
B

B

C

A

B


D


D

C

SDH SDH
B B

SDH

C

SDH

-9-

B

CR

SDH

2

SDH VC12/VC4


SDHVC-12/VC4
TDM IP/MPLS/

WDM J0,B1;

SDH

WDM

WDM _


/

IP over SDH over WDM IP

-10-

OTN VS SDH+DWDM

AR

CR


SDH SDH 2



SDH



SDH

OTNSDH OTN OTNSDHODUk/OTUk IPOTNSDH
-11-

OTNSDH+WDM
ODUk
TDM IP/MPLS/

G.709SDH

OTN

_

/

IP over OTN IP

-12-

OTN
? SDH 10G;WDM 10G/OCH;OTN 100G/OCH ? SDH STM-N;WDM OCH;OTN ODUk ? SDH ;WDM ;OTN ? SDH ECC;WDM OSC;OTN TCM

?
SDH MSP/SNCP/PP/ASON;WDM OLP/OCP; OTN OCP/OLP/OWSP/ODUk SPRing/ASON/SNCP

-13-

OTN
? OTN ? OCh
\ OCh3R \ (OTUk) 3R \ ODUk OPUk ODUkT ODUkPOPUk





? OMS ? OTS



-14-

OTN
SDH OTN

VC-12/VC-4 VC-12/4-xV/C

ODU1/ODU2 /ODU3 OPUk-xV;

ODU1GE ODUk10GE/40GE/100GE ODUk OTN



-15-

OTN

?

?

ETHERNET STM-N IP/MPLS ATM Interworking C Gbit/s with pre-OTN \ OCh STM-N GbE Optical Channel (OCh) C layer network \ OMSn \ OTSn Optical Multiplex Section (OMSn) C OTM layer network \ OPS0 Physical Section Optical Transmission Section (OTSn) (OPSn) C IP/MPLS layer network C ATM C Ethernet OTM-0 Optical Transport Module of order n C STM-N OTM-nr, n>1 (OTM-n, n?1)

-16-

OTN
? OTSn, OMSn, OCh, OTUk, ODUk, OPS0
? OTM-0, OTM-nSTM-NSTM-N
STM-N ODU k OCh, OTUk OPS0 OTM-0 OCh, OTU k OMSn OTSn OTSn
3R

OMSn OTSn OCADM
3R

OCh, OTU k OMSn OTSn OTSn R LT
3R

OSn STM-N

DXC

3R

Client

OTM-n

LT

R

DXC
Client

ODXC

LT Line Terminal w/ optical channel multiplexing OCADM Optical Channel Add/Drop Multiplexer ODXC ODU Cross-Connect 3R O/E/O w/ Reamplification, Reshaping & Retiming and monitoring R Repeater

-17-

OTN
Client Associated overhead OCh Payload Unit (OPUk) OCh Data Unit (ODUk) OCh Transport Unit (OTUk) Optical Channel (OCh) Optical Channel Carrier (OCC) Optical Multiplex Section Optical Transmission Section OTM Overhead Signal OTM Optical Supervisory Channel Optical Physical Section

OH
OH

Client
OPUk

Wrapper

OH

ODUk
OTUk

FEC

OH Non-associated overhead

OCC
OH

OCC

OCC OPS0

OH
OOS OSC OSC Optical Transport Module

-18-

OTN
3824 3825 4080 14 15 16 17 1 7 8 OTUk OH OPUk OH Client Signal mapped in OPU k Payload OPUk Payload OTUk FEC

1 Alignm ODUk bit rate: 239/(239-k) * "STM-N"

OTUk bit rate: 255/(239-k) * "STM-N"

2
3 4 ODUk

Client Signal OPUk - Optical Channel Payload Unit ODUk - Optical Channel Data Unit OTUk - Optical Channel Transport Unit Alignment k indicates the order: 1 2.5G 2 10G 3 40G

-19-

OTN
Column Row 1 2 3 4 1 7 8 OTUk SPECIFIC OVERHEAD AREA SM GCC0 RES
TCM5 TCM4

14

15

16

OPUk OH

TCM3 GCC1

ODUk
GCC2

OPU k Payload
RES

TCM2 ODUk SPECIFIC TCM1OVERHEAD AREA PM APS/PCC

RES JC Mapping JC & Concat FTFL RES Specific EXP RES JC
PSI

ACT: Activation/deactivation control channel MFAS: MultiFrame Alignment Signal 1 3 0 1 9 10 127 128 2 129 137 138 APS: Automatic Protection Swiching PCC: Protection Communication Control channel 1 5 6 7 8 1 2 3 4 2 5 6 7 8 1 2 3 4 3 5 0 6 7 PT 1 2 3 4 8 2 3 Operator channel 1 Operator coordination PM: Path Monitoring Operator Specific Operator Specific FTFL 1 7 8 1 2 3 4 5 6 7 8 1 2 3 4 5 6 7 8 1 2 3 4 5 6 Identifier Identifier 1 2 3 4 5 TTI 6 7 8 1 2 3 4 PSI: 5BIP-8 6Payload 7 8 Structure 1 2 3 BEI 4 5 6 7 STAT 8 EXP: Experimental Identifier Mapping BIP-8 BEI/BIAE FAS:Fault Frame Alignment Signal RES: future international & Concat TTI TTI BIP-8 STAT RES BEI/BIAE Fault Reserved for Forward Backward FTFL: Fault Type & Fault Location standardisation Indication Indication 255 Specific Field Field Section Monitoring reporting SM: 0 channel 15 16 31 32 63 GCC: General Communication Source Access Channel Destination Access TCM: Tandem Connection Monitoring Operator Specific TTI Point Identifier Point Identifier

TCMi

PM

TCMi

-20-

BDI

BDI BDI IAE

OPUk SPECIFIC OVERHEAD AREA

k FRAME ALIGNMENT OVERHEAD AREA MFAS FASOTU Alignm OH TCM TCM6 RES ACT

NJO PJO

255

OTN
Non-Associated overhead

FDI-O
n

TTI BDI-O BDI-P OTSn OMSn PMI

FDI-P
2 1

3

BDI-O BDI-P PMI OCh

FDI-O
FDI-P OCI

Vendor Specific

General Management Communications

BDI: Backward Defect Indication FDI-O: Forward Defect Indication - Overhead FDI-P: Forward Defect Indication - Payload

OCI: Open Connection Indication PMI: Payload Missing Indication TTI: Trail Trace Identifier

-21-

OTN

-22-

OTN

-23-

OTN

OTU3[V]

x1

ODU3

x1

Client Signal OPU3 x1

ODTUG3

x 16 x4 x1 Client Signal OPU2 x1 ODTUG2 x4 ODU1 x1 OPU1 Client Signal

OTU2[V]

x1

ODU2

OTU1[V]

x1

Multiplexing

Mapping

-24-




-25-

SDH




-26-

OTN








-27-


? OTN ? ? ? SDH ? ASON ? IP ? DWDM ? ? MSTP ? ?DWDMSDH

? OTN
? OTN OSN6800OSN8800
-28-


:

OTN_.ppt

OTN___OTN : ? 1. OTN ? 2. OTN ? 3. OTN ? 4. OTN ...


OTN_.ppt

OTN___()


3-OTN.ppt

OTN 1 OTN OTN 2 WDM


OTN_.ppt

OTN___OTN


(OTN)_.ppt

(OTN)___ OTN OTN () ...


OTN_.ppt

OTN - OTN 1(P3-P10) 2M820(P11-P15) 3 WDM ...


OTN_.ppt

OTN - OTN 1 1.OTN ? : 1. 2. 3. 4. OTN OTN OTN 2 O...


DWDMOTN.ppt

DWDMOTN___DWDMOTN,DWDM ? WDM ...


OTN.ppt

- 181 - 1 2 3 4 DWDMOTN OTN...(5/5) - 188 - OTN - 189 - OTN ...


OTN-A-CH-OTN-PPT_.ppt

OTN-A-CH-OTN-PPT - OTN V1P1R1


13-OTN.ppt

13-OTN - OTN v1.0 1 ? DWDM ? ? ? DWDM DWDM DWDM ? ? ? OTN OTN...


OTN_.ppt

OTN - ()


04-OTN _.ppt

04-OTN - OTN www.huawei.com Copyri


(OTN)_.ppt

(OTN) - OTN OTN OTN OTN: OTN OTN OTN...


OTN.ppt

OTN__IT/_OTN 1 1 1 WDM 2 OTN 3 4 ...


WDM_OTN_.ppt

WDM_OTN - WDM/OTN WDM/OTN ?


OTN_.ppt

OTN - OTN :cjj@hxdi.com 0 OTN OTN...


12 OTN 54P_.pdf

12 OTN 54P - OTN V1P1R1 ? O


L1OTN_.ppt

L1OTN - L1 OTN OTN OTNL1...


OTN_.ppt

OTN - 1 <

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