Huawei SDH/PDH Optical Transport MSTP Equipment OptiX OSN 2500

The OptiX OSN 2500 intelligent optical transmission system (hereinafter referred to as the OptiX OSN 2500) developed by Huawei is the next-generation intelligent optical transmission equipment. The OptiX OSN 2500 integrates the following technologies to t

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Huawei SDH/PDH Optical Transport MSTP Equipment OptiX OSN 2500

 

Product Description

 The OptiX OSN 2500 intelligent optical transmission system (hereinafter referred to as the OptiX OSN 2500) developed by Huawei is the next-generation intelligent optical transmission equipment.

The OptiX OSN 2500 integrates the following technologies to transmit voice and data services on the same platform with high efficiency:

  • Synchronous digital hierarchy (SDH)
  • Plesiochronous digital hierarchy (PDH)
  • Ethernet
  • RPR(Resilient Packet Ring)
  • Asynchronous transfer mode (ATM)
  • Storage area network (SAN)
  • Wavelength division multiplexing (WDM)
  • Digital data network (DDN)
  • Automatically switched optical network (ASON)
  • Microwave Technology
Figure 1-1 Appearance of the OptiX OSN 2500
OptiX OSN 2500 .jpg

The OptiX OSN 2500 is used at the access layer and the convergence layer of a metropolitan area network (MAN). The OptiX OSN 2500 can also be networked with the following equipment to optimize the investment for customers:

  • OptiX OSN 9500
  • OptiX OSN 7500
  • OptiX OSN 3500
  • OptiX OSN 3500 II
  • OptiX OSN 2500 REG
  • OptiX OSN 1500
  • OptiX 2500+(Metro 3000)
  • OptiX 155/622H(Metro 1000)
  Figure 1-2 Network application of the OptiX OSN 2500
 
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Functions

 Service Type

Service Type Description
SDH services
  • Standard SDH services: STM-1/STM-4/STM-16
  • Standard SDH contiguous concatenation services: VC-4-4c/VC-4-8c/VC-4-16c/AU-3
  • Standard SDH virtual concatenation services: VC-4-Xv (X≤64), VC-3-Xv (X≤192), VC-12-Xv (X≤63)
  • SDH services with FEC: 2.666 Gbit/s
PDH services
  • E1/T1 service
  • E3/T3 service
  • E4 service

 

NOTE:

With the E13/M13 function, the equipment can perform multiplexing and demultiplexing between E1/T1 signals and E3/T3 signals.

Ethernet services

Ethernet service transmission on the platforms of Ethernet over SDH (EoS) and Ethernet over PDH (EoP)

  • Ethernet private line (EPL) service
  • Ethernet virtual private line (EVPL) service
  • Ethernet private LAN (EPLAN) service
  • Ethernet virtual private LAN (EVPLAN) service
RPR services
  • EVPL service
  • EVPLAN service
ATM services
  • Constant bit rate (CBR) service
  • Real-time variable bit rate (rt-VBR) service
  • Non real-time variable bit rate (nrt-VBR) service
  • Unspecified bit rate (UBR) service
  • Unspecified bit rate plus (UBR+) service
DDN services
  • N x 64 kbit/s (N=1-31) service
  • Framed E1 service
SAN/Video services
  • Fiber channel (FC) service
  • Fiber connection (FICON) service
  • Enterprise systems connection (ESCON) service
  • Digital video broadcast - asynchronous serial interface (DVB-ASI) service

 Service Access Capacity 

Service Type Maximum Number of Services Supported by a Single Subrack
STM-16 standard or concatenated services 9
STM-16 (FEC) services 7
STM-4 standard or concatenated services 36
STM-1 standard services 92
STM-1 (electrical) services 34
E4 services 16
E3/T3 services 57
E1 services 252
T1 services 252
FE services 88
GE services 28
STM-4 ATM services 7
STM-1 ATM services 28
ESCON services 20
FICON/FC100 services 9
FC200 services 4
DVB-ASI services 20
N x 64 kbit/s services (N: 1-31) 32
Framed E1 services 32

 

Service Interfaces 

Interface Type Description
SDH service interface

STM-1 electrical interfaces: SMB connectors and SAA connectors

STM-1 optical interfaces: I-1, Ie-1, S-1.1, L-1.1, L-1.2, Ve-1.2

STM-4 optical interfaces: I-4, S-4.1, L-4.1, L-4.2, Ve-4.2

STM-16 optical interfaces: I-16, S-16.1, L-16.1, L-16.2, L-16.2Je, V-16.2Je, U-16.2Je (CXL16 does not provide L-16.2Je, V-16.2Je, U-16.2Je optical interfaces)

STM-16 optical interfaces (FEC): Ue-16.2c, Ue-16.2d, Ue-16.2f

STM-16 optical interfaces that comply with ITU-T G.692 can output fixed wavelength from 191.1 THz to 196.0 THz.
PDH service interface

75/120-ohm E1 electrical interfaces: DB44 connectors

100-ohm T1 electrical interfaces: DB44 connectors

75-ohm E3, T3 and E4 electrical interfaces: SMB connectors

Ethernet service interface 10/100BASE-TX, 100BASE-ZX, 100BASE-VX, 100BASE-LX, 100BASE-FX, 1000BASE-VX, 1000BASE-SX, 1000BASE-LX, 1000BASE-ZX, 1000BASE-T
DDN service interface

RS449, EIA530, EIA530-A, V.35, V.24, X.21, and framed E1 interface

ATM service interface

STM-1 ATM optical interfaces: Ie-1, S-1.1, L-1.1, L-1.2, Ve-1.2

STM-4 ATM optical interfaces: S-4.1, L-4.1, L-4.2, Ve-4.2

E3 interfaces: E3 services are accessed by the E3 board

IMA E1 interfaces: IMA E1 services are accessed by the E1 board

Storage area network (SAN)/Video service interface FC100, FICON, FC200, ESCON, or DVB-ASI service optical interfaces

Networking Topology

The OptiX OSN 2500 supports topologies such as chain, ring, tangent rings, intersecting rings, ring with chain, dual node interconnection (DNI), hub, and mesh at the STM-1/STM-4/STM-16/ level.

The OptiX OSN 2500 supports the separate and hybrid configuration of the following types of NEs:

  • Terminal multiplexer (TM)
  • Add/drop multiplexer (ADM)
  • Multiple add/drop multiplexer (MADM)

The OptiX OSN 2500 can be interconnected with Huawei OSN, DWDM, and Metro equipment series, to provide a complete transmission network solution.

 Table 2-1 Basic networking modes of the OptiX OSN equipment series

 

Service Board/ Port

  Figure 3-1 SDH boards that the OptiX OSN 2500 supports

 

Board Description Board Description
N1SL16, N2SL16, N3SL16 1xSTM-16 optical interface board N1SLQ1, N2SLQ1 4xSTM-1 optical interface board
N1SL16A, N2SL16A, N3SL16A 1xSTM-16 optical interface board N1SLQ1A 4xSTM-1 optical interface board
N1SF16 1xSTM-16 optical interface board with the out-band forward error correction (FEC) function R1SLQ1 4xSTM-1 optical interface board (divided slot)
N1SL4, N2SL4, N1SL4A 1xSTM-4 optical interface board N1SL1, N2SL1 1xSTM-1 optical interface board
R1SL4 1xSTM-4 optical interface board (divided slot) N1SL1A  
N1SLQ4, N2SLQ4, N1SLQ4A 4xSTM-4 optical interface board R1SL1 1xSTM-1 optical interface board (divided slot)
N1SLD4, N2SLD4, N1SLD4A 2xSTM-4 optical interface board N1SEP1

2xSTM-1 line processing board when the interfaces are available on the front panel

8xSTM-1 line processing board when the interfaces are available on the corresponding interface board

R1SLD4 2xSTM-4 optical interface board (divided slot) N2SLO1, N3SLO1 8xSTM-1 optical interface board
N1SLT1 12xSTM-1 optical interface board N3SLQ41 4xSTM-4/STM-1 optical interface board
N1OU08 8xSTM-1 optical/ electrical interface board (LC) N2OU08 8xSTM-1 optical interface board (SC)
N1EU04 4xSTM-1 electrical interface board N1EU08 8xSTM-1 electrical interface board

  Figure 3-2  PDH boards that the OptiX OSN 2500 supports 

Board Description Board Description
R1PD1, R2PD1 32xE1 service processing board N1PD3, N2PD3 6xE3/T3 service processing board
N1PQ1, N2PQ1 63xE1 service processing board N2PQ3 12xE3/T3 service processing board
N1PQM 63xE1/T1 service processing board N1DX1 DDN service accessing and converging board
N1PL3, N2PL3 3xE3/T3 service processing board N1DXA DDN service converging and processing board
N1PL3A 3xE3/T3 service processing board (The interfaces are available on the front panel.) N1SPQ4, N2SPQ4 4xE4/STM-1 electrical processing board
N2PL3A 3xE3/T3 service processing board (The interfaces are available on the front panel.) N1MU04 4xE4/STM-1 electrical interface board
N1D75S 32xE1 switching access board (75 ohms) N1D34S 6xE3/T3 switching access board
N1C34S 3xE3/T3 switching access board N1D12S 32xE1/T1 switching access board (120 ohms)
N1D12B 32xE1/T1 access board (120 ohms) N1DM12 DDN service interface board
N1TSB4 4-channel electrical interface protection switching board N1TSB8 8-channel electrical interface protection switching board

  Figure 3-3 WDM boards the OptiX OSN 2500 supports 

 

Board Description Board Description
TN11CMR2 2-channel optical add/drop multiplexing board N1MR2B 2-channel optical add/drop multiplexing board
TN11CMR4 4-channel optical add/drop multiplexing board N1MR2C 2-channel optical add/drop multiplexing board
TN11MR2 2-channel optical add/drop multiplexing board N1LWX Arbitrary bit rate wavelength conversion board
TN11MR4 4-channel optical add/drop multiplexing board N1FIB Filter isolating board
N1MR2A 2-channel optical add/drop multiplexing board - -

 Figure 3-4 Microwave boards that the OptiX OSN 2500 supports 

Board Description
N1IFSD1 Dual-port IF board
N1RPWR 6-channel ODU power board
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