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Cisco Bug: CSCun32496 - ST-38 fax is failing when we invoke MTP in the call

Last Modified

Jan 16, 2020

Products (1)

  • Cisco Unified Communications Manager (CallManager)

Known Affected Releases

10.5(1.10000.7) 9.1(2.10000.28)

Description (partial)

Symptom:
Mid-call T.38 fax only invite.

Conditions:
MTP present in the initial call, and mid-call offer with fax-only invite is received.
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