hi,internet is very slow in cisco 3600 router.i changed some other higher end ios in my cisco router but the same problem continuing.i have attached my running configs.

some times only when i ping any website,im getting the error" % Unrecognized host or address, or protocol not running".then i can ping all the websites once my router is restarted.plz tel me what may be the problem?i have given correctly the followin...

sir,i configured isdn bri as a dialup in cisco router for remote side clients.how do i authenticate the clients in cisco router without seperate radius sever.i tried the following commands only in cisco router. aaa new-modelusername cisco privilege ...

how do i configure the authentication for isdn bri as a dialup in cisco routers without radius server?can i cofigure all the authentication in cisc router?

transaction cancelled by remote system when i put ios by xmodem.what may be problem?my router is 3640,16 mb flash 64 mb ram.