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Sic-2e1-f, Introduction, Interface attributes – H3C Technologies H3C MSR 50 User Manual

Page 34: Interface leds

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2-14

Figure 2-12 Extending an E1 75-ohm unbalanced coaxial cable

Router

Network
devices
such as DDN

DB-15

Coaxial connector

BNC

BNC

75-ohm non-balanced coaxial cable

75-ohm E1 trunk cable

If the remote device has a 120-ohm interface, use a 75-ohm-to-120-ohm adapter.

SIC-2E1-F

Introduction

2-port fractional E1 interface module (SIC-2E1-F), where F indicates fractional. The SIC-2E1-F
supports:

z

Transmission/Receiving and handling of E1 data streams;

z

CE1 (channelized E1) access;

z

Remote loopback and local loopback functions, facilitating fault test and location.

Interface attributes

The interface attributes of SIC-2E1-F are given in the following table:

Table 2-13 Interface attributes of SIC-2E1-F

Attribute

Description

Connector type

DB-15

Number of connectors

1

Interface standard

G.703, G.704

Interface rate

2.048 Mbps

Cable type

75-ohm unbalanced coaxial cable (DB-15 to BNC)

Operating modes

E1
CE1

Supported services

Backup
Terminal access

Interface LEDs

SIC-2E1-F panel is shown in the following figure:

This manual is related to the following products: