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Cisco Bug: CSCtf36168 - MGCP secured Fax call fails with redundancy enabled in pass through mode

Last Modified

Feb 15, 2017

Products (1)

  • Cisco IOS

Known Affected Releases

12.4(20)T6 12.4(21.14.60)YB 12.4(22)T5 12.4(24)T3 12.4(24)T4 12.4(24)T5

Description (partial)


MGCP Fax call fail between T1 endpoints with FaxPassThrough mode with IOS 12.4(24)T and CUCM 4.1


On enabling redundancy using "mgcp modem passthrough voip redundancy" in MGCP gateways
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