Chapter 1

Introduction

Hardware Description

Two management ports: RS-232 serial console and 10/100 Base-T Ethernet ports

One BITS clock port (RJ45) and 1 ToD port (RJ45)

Two miniature coaxial connectors for 10Mhz and 1PPS timing (input or output). You can use these interfaces with an external GPS device to send or receive clocking from the router.

Two LEDs for each T1/E1 port

C—indicates out of service or not configured, carrier condition, and loop condition

AL—no alarm, or alarm condition

Two LEDs for each Ethernet port

L—indicates activity, lack of activity, or no link

S—indicates speed (100 or 1000) or off

One System LED:

Solid Green—System Healthy (normal operation)

Solid RED—System Faulty

Cisco ASR 901 Router Front View

Figure 1-1shows the front view of the Cisco ASR 901 router with each interface module.

The front panel of the Cisco ASR 901 router has the following components:

16 T1/E1 ports, labelled T1/E1 (positions 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14,15 and 16)

Eight RJ-45 jacks for copper Ethernet ports, labeled “100/1000” Ethernet.

Eight SFP connectors for optical GE ports

Two miniature coaxial connectors for 10MHZ and 1PPS timing

A single RJ-45 connector for console, labeled “CONSOLE”

A single RJ-45 jack for the BITS interface, labeled “BITS”

A single RJ-45 jack for the ToD interface, labeled “ToD”

A single alarm

Two management ports

The following LEDs

T1/E1 ports

Ethernet ports

SFP ports

Chassis: Single LED for multiple conditions

Cisco ASR 901 Series Aggregation Services Router Hardware Installation Guide

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Cisco Systems ASR 9014CFD, A9014CFD manual Cisco ASR 901 Router Front View