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Cisco Bug: CSCur29773 - SIP internal transfer with no supplementary-service refer fail on IPIPGw

Last Modified

Sep 14, 2019

Products (1)

  • Cisco IOS

Known Affected Releases


Description (partial)

Transfer fails between SIP Phones registered to SIP CUCME

No supplementary-service refer is disabled on SIP CUCME/IPIPGW
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