Cisco Unified Communications Manager
Cisco Unified Communications Manager
Cisco Unified Communications Manager
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Appendix 9 – CUCM 5 incompatibilityAppendix 9 – CUCM 5 incompatibilityCUCM 5 does not work with VCS; CUCM 5 responds incorrectly to OPTIONS messages that VCSsends to it.CUCM 6.1 and later does correctly respond to the VCS OPTIONS messages and so CUCM 6.1 orlater must be used when integrating with VCS.TANDBERG Deployment Guide: CUCM v6.1, 7 and 8 with VCS X5.1 using a SIP trunk Page 39 of 43