The main trunk configuration screen is something we see constantly, so before moving forward, let's review some of the things we can do with it. This screen is the one that shows the trunk's public host name, IP, port, and more. We typically set these when using the Create New Trunk Wizard, and some of them can be changed here. You can type a new public host name for your trunk, or choose another IP from those configured on the computer, and if NLB is enabled, you can also select if the trunk will be using integrated or non-integrated NLB. You may be disappointed to learn that you cannot just select any TCP port, but are limited to port 443 for HTTPS trunks, and port 80 for HTTP trunks. The port selection option in the UAG console doesn't really do anything, but it exists there since with UAG's predecessors, you could actually choose any port you wanted to use.
Another important setting is the Initial application . The default setting for this is the Portal, which...