CUCM/SCCP IP Phones don't synchronize with NTP Server
I have a problem with CUCM & SCCP IP Phones NTP synchronization. My problem is although I have defined a NTP Server in CUCM configuration, neither phones nor CUCM servers synchronize their clocks with the NTP server. The NTP server is a Windows 2003 Server SP1 and CUCM version is 126.96.36.1990-1.
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.