I believe this commit fixes this bug: http://anonscm.debian.org/gitweb/?p=pkg-dhcp/isc- dhcp.git;a=commitdiff;h=0319be471fc5eb257c9c5c830d4290fa2a6b9629
It's part of isc-dhcp 4.2.2-1 in Debian unstable, which is not in any Ubuntu release yet. https://launchpad.net/ubuntu/+source/isc- dhcp/+publishinghistory ** Changed in: isc-dhcp (Ubuntu) Status: Confirmed => Fix Committed -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/768171 Title: /sbin/dhclient3 remains after all dhcp3 packages purged To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/ifupdown/+bug/768171/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs