Our SIP phones have a considerable delay before they dial if we are calling a number from our call history or hitting the physical "VoiceMail" button. We do not have this issue on SCCP phones. I'm 99% sure that this is related to the fact that SCCP phones are sending each digit to CUCM for analysis, whereas SIP phones are analyzing patterns locally, but I need to be able to influence this. I have users that think that our VoiceMail system is down because they hit the VM button on their phone, and it takes about 15 seconds before their phone actually tries to dial CUCM.
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...
The below trick might come handy when you have to add a new node to a cluster but you don't have or is unsure of the security password for the publisher. This procedure has been around for ages.
1) Login into the CLI of the Publisher.