Re: switchport voice vlan vs. normal vlan trunk configuration
Depending on the switch you are connecting to (older generation i.e. 3524) you were forced to use trunking (second example), it will still work on newer switches, but there is absolutely no reason to do this. Phones will automatically select the specified voice vlan and apply the data vlan to the PC port.
So, use 1st example unless your switch prevents you from it.
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.