The phone has a three port switch (100 uplink, 10 internal, 100 PC port), but it is inside of an embedded device and is customized for the task. The ports are switched, but the phone traffic is purposely replicated to the PC port. Interestingly enough this was done so it would be easy to attach a sniffer to the PC port to troubleshoot any problems that might be occurring between the phone and other hosts. This solution does not require a hub or to span a port on a production switch to get a sniffer trace.
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.