TechLibrary

Table of Contents

Guide That Contains This Content

[+] Expand All

[-] Collapse All

Locate IDLE on a T3 Interface

Problem

The T3 (DS3) IDLE signal is a validly framed DS3 signal with a payload consisting of a repeated 1100 signal. IDLE indicates that the line has not been provisioned for service.

Solution

Have the carrier make sure that the line is provisioned for service.

Sample Output

user@router2> show interfaces t3-1/1/0

Physical interface: t3-1/1/0, Enabled, Physical link is Down
   Interface index: 13, SNMP ifIndex: 21
   Link-level type: PPP, MTU: 4474, Clocking: Internal
   Speed: T3, Loopback: None, CRC: 16, Mode: C/Bit parity
   Device flags   : Present Running Down
   Interface flags: Hardware-Down Point-To-Point SNMP-Traps
   Link flags     : Keepalives
   Input rate     : 0 bps (0 pps), Output rate: 0 bps (0 pps)
   Active alarms  : IDLE
   Active defects : IDLE

TechLibrary

Locate IDLE on a T3 Interface

Problem

Solution

Published: 2012-06-29