On Mon, Jan 17, 2011 at 1:49 PM, Gordon Messmer <yinyang at eburg.com> wrote: > On 01/13/2011 08:26 AM, James B. Byrne wrote: >> Can anyone tell me why I am seeing these error message? >> Specifically, why is TYPE=Bridge giving Unknown connection type >> 'Bridge'? > > I don't believe NetworkManager supports bridges. If you want to use > TYPE=Bridge, you should disable NetworkManager and use the classic > "network" service instead. NetworkManager is utterly useless for server grade work, such as pair bonding and bridges. It may be helpful for wireless management or modem connections, but I find it safer to to rip it *out* on CentOS 4 and CentOS 5, and urge turning it off by whatever means are feasible for RHEL 6 or CentOS 6 when it comes out.