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Cisco Bug: CSCul39029 - V6 endpoints hold-resume call over V6-SIP-DO fail, if MOH not avail.

Last Modified

Nov 14, 2015

Products (1)

  • Cisco Unified Communications Manager (CallManager)

Known Affected Releases


Description (partial)

When IPv6 only endpoints make a call over a DO-ANAT-SIP trunk with IPv6 addressing preferred on the SIP trunk to another IPv6 only phone,  and hold is initiated, if the call fails to allocate an MOH/ANN resource, the call gets disconnected in both directions with reorder.

CUCM Image:



Phone-A (Single STack V6) makes call over SME using SIP-DO-ANAT enable V6V4 (V6 Prefer) to Phone-B (Single Stack V6)
--- Voice Path Established ----
Phone-A Put Call on Hold.
Phone-A Resume Call.
Phone-A gets reorder.
Phone--B gets reorder.
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  • Status
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