Hello, I can also confirm this bug since last Ubuntu 12.04 upgrade around 10.02.2013.
I use a Broadcom wireless interface BCM4313. I have the following findings: - reinstalled Broadcom driver, no help - reinstalled access point image (Fritz Box) resetted access point - Windows Machine has no problem - DHCP requests are not getting through to the network (wireshark), not even to network on same machine if I use a dhcping -s <DCHP Server> - static IP address is working on WIFI - If the WIFI access point and DHCP server are on the same machine it works - DHCP via LAN has not problem - reinstallation of dhcp3 does not work - lsmod | grep wl gives: wl 3074895 0 cfg80211 205774 1 wl lib80211 14381 2 lib80211_crypt_tkip,wl - Installed package: bcmwl-kernel-source 6.20.155.1 Jan -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1112751 Title: DHCP over wireless stopped working To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+bug/1112751/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs