Our College router has proxy 172.31.1.3 before and previous some guy has configure amigobot according but I am Unable to connect to it now. Proxy changed few days back, before that i was able to make connection with amigobot using RosAria (rosrun rosaria RosAria _port:=localhost:8101) but now I am Unable to connect..Nothing else than proxy has changed..Can some one tell how to configure it..or what may be the problem??