after a adsl speed upgrade to 21Mbps (only get 17...)the router update was neeeded so ...
i've one cisco 877 that replaced a 8mbits usrobotics router, the problem is that all people are complaining about the speed (or lack of)...
in attach are the output of the runing config and sh dsl interface atm 0, and btw is normal to have Capacity Used: 100% 100%? and why?
Hi, first of all the correct IP mtu under dialer0 should be 1492, not 1452. Consequently, adjust-mms should be 145, not 1412.
Then please send output of show interface atm0 at the time the access is slow.