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Cisco Bug: CSCum81717 - Command "block 183 sdp absent" blocks 183 SP with 100rel and SDP

Last Modified

Apr 24, 2020

Products (1)

  • Cisco IOS

Known Affected Releases

15.3(0.1) 15.4(0.18)T

Description (partial)

Symptom:
183 session progress is blocked by the sip gateway

Conditions:
183 session Progress is received with SDP and Require:100 rel header and "block 183 sdp absent" is configured
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