I haven't tried network-manager with rt2500, but I know that it's working on three boxes where I have this card. I suspect the switch to network-manager in feisty is revealing that it needs a backend to operate rt2500 properly.
** Changed in: linux-source-2.6.20 (Ubuntu) Sourcepackagename: linux-source-2.6.20 => network-manager Importance: High => Undecided Status: Confirmed => Unconfirmed -- rt2500 in feisty: problem & solution https://launchpad.net/bugs/78037 -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs