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Cisco Bug: CSCus26137 - TACACS CLI failed to stay persistent

Last Modified

Jan 28, 2017

Products (1)

  • Cisco ASR 5000 Series

Known Affected Releases

15.0

Description (partial)

Symptom:
Customer reported that the following TACACS+ command combination failed to stay persistent.

on-unknown-user continue tty console
on-authen-fail continue tty console

Conditions:
Starting config:
[local]ALLNTXNZ11G# show config verbose | grep -E "on-(unknown-user|authen-fail)"
Wednesday November 26 04:07:51 CST 2014
    on-unknown-user stop
    on-authen-fail stop
    on-unknown-user stop tty console
    on-authen-fail continue tty console

Changing on-unknown-user tty console from "stop" to "continue", resulting in on-authen-fail tty console to change from "continue" to "stop":
[local]ALLNTXNZ11G(config-tacacs)# on-unknown-user continue tty console
Wednesday November 26 04:10:20 CST 2014
[local]ALLNTXNZ11G# show config verbose | grep -E "on-(unknown-user|authen-fail)"
Wednesday November 26 04:10:31 CST 2014
    on-unknown-user stop
    on-authen-fail stop
    on-unknown-user continue tty console
    on-authen-fail stop tty console
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