The context names /wsh and /PowerCenter are case sensitive.
The default port for a Web Services Hub running on HTTP is 7333. You can also configure the Web Services Hub to use a secure connection with HTTPS. The default port for a Web Services Hub running on HTTPS is 7343. You can set the port number when you create the Web Services Hub in the Administrator tool.
You can also connect to the Web Services Hub Console from the Administrator tool. View the details of the Web Services Hub and click the Service URL. You must enable the Web Services Hub to connect to the Web Services Hub Console.