I have CCM 4.1(2) and using 3750 switches for DHCP. I often have this problem that when my phones (7912G) boot up, there directory services option is missing although the TFTP server IP (CCM in my case) is mentioned in dhcp configuraton under dhcp option 150. What I do is to delete the dhcp pool from the switch, clear the dhcp bindings and arp cache, re-insert the dhcp pool and restart the phone. This always bring back the dc directory option. Any solution to this? Thank you.
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.