Huawei NE-FIC-ATM-E3 User manual

Quidway® NetEngine 20 Routers ATM over E3 Interface Module
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Quidway® NetEngine 20 Routers ATM over E3 Interface Module
Overview
The ATM over E3 interface module of an NE20 router provides the following functionalities:
zSupport ATM Direct Mapping (ADM) and Physical Layer Convergence Protocol (PLCP).
zSupport scrambled data transmission.
zSupport line clock (used when it works as a DTE interface) and internal clock (used when it
works as a DCE interface).
zSupport cell loop, self loop, payload loop and line loop.
The NE20E router provides only one type of ATM over E3 interface module, namely 1-port ATM
over E3 module.
Specifications
Specifications of the ATM over E3 interface module are described as below.
Module Interface type Description
NE-FIC-ATM-E3 SMB (34.368 M electrical
interface) A 1-port ATM over E3 interface module
(providing SMB interface)