Can also confirm this bug on Edgy x86 32bit using a Dell Latitude D620 (ipw3945). Seeing this with both with WPA and WPA access points. When connecting to an AP by directly using wpa_supplicant without NetworkManager no disconnects appear.
-- Regular network drops with madwifi https://launchpad.net/bugs/37821 -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs