This bundle was copied from http://polydistortion.net/monkey/archives/2006/06/24/003722.html so that it can be improved upon by other TextMate users on GitHub. Thanks to Andrew J Cosgriff for creating the original bundle.
mkdir -p ~/Library/Application\ Support/TextMate/Bundles
cd ~/Library/Application\ Support/TextMate/Bundles
git clone git://github.com/jasongill/cisco-ios-tmbundle.git Cisco\ IOS.tmbundle