We have a LAN campus using Cisco switches and a Nortel IP phone system. The IP Phones get their IP addresses from a DHCP server. Things were OK until we replaced the old 2950 switches with new 2960 switches: after replacing, the IP Phones couldnot get the IP addresses.
Could any one give me an explain for this situation?
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.