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Cisco Bug: CSCta19712 - Source port and port in VIA mismatched in BYE and REFER - transfer fail

Last Modified

Feb 13, 2017

Products (2)

  • Cisco Small Business RV Series Routers
  • Cisco RVS4000 4-port Gigabit Security Router - VPN

Known Affected Releases

Description (partial)

If transferee on a different system and Transferor and transfer target are on the same system blind transfer would fail.   Or call tear down is not complete when making calls between 2 phones behind the same router.

All phones behind the same router use source port as 5060
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