TMB2EGS4 Is Huawei OSN 1800 4 Port EOS Board
Huawei OSN 1800 4 Port EOS Board TMB2EGS4 Overview
TMB2EGS4: 4 x GE switching and processing board
The TMB2EGS4 is used to transmit/receive Ethernet services, manage bandwidths, and realize Layer 2 switching of Ethernet services.
The TMB2EGS4 consists of an Ethernet access unit, an encapsulation/mapping unit, a logic control unit, a power supply unit, and a clock unit.
Functions and features of the TMB2EGS4 board
Function and Feature |
Description |
Basic function |
Transmits/Receives 4 x FE/GE services, encapsulates and maps the Ethernet services into SDH signals, and forwards the SDH signals to the SDH plane for transmission. |
Bound bandwidth |
16 x VC-4, or 48 x VC-3, or 252 x VC-12 |
Maximum uplink bandwidth |
2.5 Gbit/s |
Number of services |
2000 unidirectional services |
Service mapping mode |
Supports HDLC, LAPS, and GFP-F |