In USD, the CTI generic adapter port defaults to 5000. So, if you start USD and send a request by putting the following in a web browser, assuming you have CTI properly configured.
To change the port from 5000, go to USD Settings->Options:
Create an option:
- Name = GenericListener
- Value = your new port, e.g. http://localhost:5000
Now if you try to access the 5000 port, it will not work:
Accessing from 5001 will work as expected: