Error: The web server port specified is already in use

When attempting to configure a web server accelerator in the iChain browser-based administration utility with a web server port that is reserved by the system, the administrator will see the following error:

The web server port specified is already in use by the system and may not be used for this accelerator.

The following ports are reserved for system use by iChain and cannot be used by accelerators:

524
1958
1959
2222
5001
5002
6901
51100

Reconfigure the web server to listen on a port other than those listed here.