Huawei NE20E-S Series Hardware Description page 114

Universal service router

Functional Specifications

Features and

Basic function

Reliability and

availability

Restrictions and

By integrating the system control and management unit, clock unit,

and maintenance unit, the board provides the functions of the control

plane and maintenance plane.

Support for hot swap and 1:1 backup mode.

This board cannot be used together with other MPUs.

Huawei Proprietary and Confidential

expansion in

Used to input

120-ohm clock cable

2-Mbit/s clock

signals, 2-MHz

clock signals,

8-core shielded cable

connect to the

interface on the

power supply

Used to input

(Shielded or unshielded)

straight-through cables

time signals or

USB interface.