Here is the log. There was one "104" message" and a couple of files that gzip could not decode.
** Attachment added: "log from sudo apt-get update -o Debug::Acquire::http=true 2> /tmp/http.log" http://librarian.launchpad.net/6927064/http.log -- apt-get gives numerous "104 connection reset by peer" errors when downloading from behind a proxy https://launchpad.net/bugs/80377 -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs