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Cisco Bug: CSCte66121 - BERT self-enabled on T3/E3 SPA

Last Modified

Jan 29, 2017

Products (1)

  • Cisco 7600 Series Routers

Known Affected Releases

12.2(33)XND 12.2(33.3.14)SRD

Description (partial)

Symptom:
System complains with '%Bert is running on Serial2/2/2, disable bert and provide keepalive' even no BERT was enabled on the interface. This condition is not fixed by CSCtb89137.

EXAMPLE::

Router#sh run int ser 2/2/2
Building configuration...

Current configuration : 261 bytes
!
interface Serial2/2/2
 no ip address
 encapsulation frame-relay
 load-interval 30
 dsu bandwidth 44210
 framing c-bit
 cablelength 300
 clock source internal
 no frame-relay inverse-arp
 frame-relay intf-type dce
end

Router(config)#int s 2/2/2
Router(config-if)#no bert pattern 
%Keepalive processing for Serial2/2/2 must first be disabled, request aborted...
Router(config-if)#no keepalive 
Router(config-if)#no bert pattern 
Jan 11 10:52:16: %SPA_T3E3-5-BERT: Interface Serial2/2/2, BERT not running
Router(config-if)#keepalive 10
 %Bert is running on Serial2/2/2, disable bert and provide keepalive

Conditions:
T3/E3 SPA in a SIP LC
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