PSTN Caller no ring back tone when IPPhone is CallForwarded
CallManager version 4.1(3)SR with 6608 T1 blade. IPPhone is call forwarded to an external PSTN number. PSTN caller dials IPPHone DID number, Phone is forwarded to external number via 6608 T1 PRI, PSTN user hears no ring back. User most of the time hangs up. Any help would be great.
IntroductionCUCM Routing RulesDial String implementation PolicyCUCM Routing LogicSIP URI Call Routing Analysis+++ Case Study: 1 ++++++ Case Study: 2 +++Conclusion
Over the last few months, I have had the privilege of working on SI...
Are you getting this error “Installer User Interface Mode Not Supported. The installer cannot run in this UI mode. To specify the interface mode, use the -i command-line option, followed by the UI mode identifier. The value UI mode identifiers...