I can confirm that the features the OP requested do not exist in gnome- control-center 1:3.4.2-0ubuntu0.2. I suggest importance "Wishlist" here.
** Changed in: gnome-control-center (Ubuntu) Status: New => Confirmed -- You received this bug notification because you are a member of Desktop Packages, which is subscribed to gnome-control-center in Ubuntu. https://bugs.launchpad.net/bugs/1006749 Title: 'No/bypass proxy for' option is missing in Ubuntu 12.04 Status in “gnome-control-center” package in Ubuntu: Confirmed Bug description: In the Ubuntu 12.04, if u try to set network proxy, there is no options for the following: bypass proxy for no proxy for proxy ignore list so if u want some proxy bypass to be used and u set the settings in the settings panel, then firefox or any other browser for that matter does not work properly with the system settings. So kindly include this options asap in the Ubuntu network proxy settings. Thank you. To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/gnome-control-center/+bug/1006749/+subscriptions -- Mailing list: https://launchpad.net/~desktop-packages Post to : desktop-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~desktop-packages More help : https://help.launchpad.net/ListHelp