/etc/gufw/app_profiles/transmission.gufw_app is in gufw 14.04.2-0ubuntu1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 | [transmission]
title=Transmission
description=BitTorrent client which features a simple interface on top of a cross-platform backend
ports=51413/tcp|51413/udp
warning=Remember to open the ports on the router
categories=Network;P2P;
|