we have a windows server 2008 installed in hp server with forefront tmg
our client use secure net or web proxy to access the internet, and always the proxy server and port is 192.168.0.1:8080
but suddenly ,all the client can't access using the web proxy , if i change the port for the proxy from 8080 to 8099 , it is work in the client.
I don't know why the port 8080 become invalaible.
Any suggestions ??