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Cisco Bug: CSCtc61719 - Enforce sip.instance or at registration

Last Modified

Jul 07, 2017

Products (3)

  • Cisco Unified Communications Manager (CallManager)
  • Cisco Unity Connection Version 7.1
  • Cisco Unified Communications Manager Version 7.1

Known Affected Releases


Description (partial)


CUCM returns SIP 503 to sip device after some time.


CUCM 7.1(3)
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  • Status
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