Below are reasons for unregistered port
- First thing to check is the gateway name , host name of the gateway must be identical to the gateway name on the callmanager
- You must be able to ping the gateway by name from the callmanager
- If you are with callmanager 4 then you may want to modify your host file
- If you you use domain in your gateway , then the name of the gateway on the callmanager must be name.domain
- Finally if you have many interfaces on the Gateway , you may want to bind the MGCP wit the right interface
- Use
sh isdn statuscommand this will show you if any problem and in which layer
Binding MGCP EX:
mgcp bind control source-interface FastEthernet0
mgcp bind media source-interface FastEthernet0
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