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Technical Specifications |
Network Topology
- Linear, Ring
Network Element Configurations
- Add-Drop Multiplexer (ADM)
- Terminal Multiplexer (TMUX)
Aggregate Interfaces
- 2 x STM-1e/o
- S1.1, L 1.1, L 1.2 (ITU-T G.957 compliant)
Tributary Interfaces
- E1/DS1, E3/DS3
- STM-1o / STM-1e
Ethernet Interfaces
- 8-port 10/100 Ethernet
- LCAS
- GFP
- Lower and Higher Order Virtual Concatenation
- Full/half duplex, auto-negotiation
Cross-Connect
- 252 x 252 VC-12
- Fully non-blocking
- Line-to-Line, Line-to-Tributary, Tributary-to-Line, Tributary-to-Tributary
Network Maintenance
- Element Management System: TejNES supports full FCAPS functionality
- RS-232 port for craft interface
- In-band control support using SDH/SONET Overhead bytes
- E1 management channel with drop facility
- Alarm signaling indicators and External Contacts
Maintenance
- Higher-order and Lower-order POH, SDH level alarms and performance monitoring as per ITU-T Rec. G.826 and G.784
- Software Downloads
Timing & Synchronization
- Timing & Synchronization of System as per ITU-T Rec. G.813
- Internal oscillator capable of supplying a G.813 compliant Stratum –3 SEC
- Support of SSM byte
- Internal & External Timing interfaces: Two E1 BITS interfaces (as per ITU-T G.703)
Order Wire Support, Alarms and User Data Channel
- E1/E2 bytes used for Express Order wire (Omnibus/Selective calling facilities)
- F1 byte for user data channel
- Four potential-free outputs and seven potential-free inputs
Physical Dimensions
- Dimensions (H x W x D): 44 mm x 482 mm x 329 mm
Environmental
- Operating Temperature: 0ºC to 50ºC
- Relative Humidity: 10% to 90%, non condensing
Power Supply
- -48 V DC nominal, -36 V to –60 V or 230 V 50Hz AC Power Supply
- Power consumption – less than 35W
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Last Updated Dec-2007
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MSPP
