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Cisco Bug: CSCus10585 - Intermittent ad-hoc conference failure due to mx-offer profile mis-match

Last Modified

Dec 14, 2018

Products (1)

  • Cisco Unified Communications Manager (CallManager)

Known Affected Releases

10.0(1.10000.24) 10.5(2.10000.5) 9.1(2.10000.28)

Description (partial)

Ad-hoc 3-way conference exhibits intermittent failures under load, parties get reorder when Party-C answers the call

CUCM Version:

INITIAL SETUP: (Phone-A makes call over SME to Phone-B)

Phone-A--------CM1-------(V4-TLS-DO SIPTrunk)----SME----(V4-TLS-DO SIPTrunk)----CM2----Phone-B

SECOND LEG: (Phone-B Invokes Conference and add Phone-C over SME)

Phone-B--------CM2-------(V4-TLS-BEEO SIPTrunk)-----SME-----(V4-TLS-DO SIPTrunk)---CM1----Phone-C


1) Phone-A (DualSTack V6 Secure SIP Phone) makes call to Phone-B (Dual-STack V6 Secure SIP Phone) over SME [V4-TLS-DO---SME----V4-TLS-DO] Dialing 13000002029

2) Phone-B answers the Call, and Voice Path Established.

3) Phone-B Press Conference and Dials 15450000019 , to call Phone C over SME [V4-TLS-BEEO----SME-----V4-TLS-DO]

4) Phone-C (V4 Skinny Non-secure) Answers the call.

5) Phone-C gets reorder.o

Error in SDL Log:

SDL001_100_001324.txt.gz:55712501.031 |11:10:27.509 |AppInfo  |!!ERROR!! -SIPInterface-(386582)::answerProfilesConformWithOffer, mx-offer profile mis-match, posting MxError and dropping call, RTP(0,1), sRTP(1,0)
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