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Cisco Bug: CSCta03880 - E1 R2 does not send ANSWERED bits for SIP 200 OK

Last Modified

Jan 31, 2017

Products (1)

  • Cisco IOS

Known Affected Releases

12.4(15)T

Description (partial)

Symptom:
E1 R2 circuits are not connected correctly when interfacing with a SIP trunk.

Conditions:
This is seen when the gateway does not send the ANSWERED bits(1010)  to the other side upon receiving a 200 OK.
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