Preview Tool

Cisco Bug: CSCul47405 - CUCM does not re-send INVITE after receiving 422 following a 180

Last Modified

Nov 14, 2015

Products (1)

  • Cisco Unified Communications Manager (CallManager)

Known Affected Releases


Description (partial)

Unified CM does not re-send an INVITE after receiving a 422 Session Interval Too Small response when placing a call out through a SIP trunk.

Occurs if Unified CM receives a 422 response after receiving a 180 provisional response on a trunk where the far-end has a Min-SE value smaller than the configured SIP Session Interval (default value is 1800).
Bug details contain sensitive information and therefore require a account to be viewed.

Bug Details Include

  • Full Description (including symptoms, conditions and workarounds)
  • Status
  • Severity
  • Known Fixed Releases
  • Related Community Discussions
  • Number of Related Support Cases
Bug information is viewable for customers and partners who have a service contract. Registered users can view up to 200 bugs per month without a service contract.