How do I disable a network interface in Gutsy

David Vincent dvincent at
Sat Nov 10 19:58:50 UTC 2007

Charlie Kravetz wrote:
> On Fri, 2007-11-09 at 16:16 -0500, Rashkae wrote:
>> In the network configuration tool, I can only uncheck "Enable Roaming" 
>> if I configure the interface to something manually.. How can I disable 
>> an interface so it doesn't connect to anything unless I explicitly 
>> enable it? )Without uninstalling Network Manager, if at all possible.  I 
>> have no problem modifying /etc/interfaces be hand if that is required.)
> Go to System --> Administration --> Network, select the interface you
> want to disable, and select properties. Uncheck ¨Enable roaming mode¨,
> select ¨Configuration:¨ what mode you use (normally ¨Automatic
> configuration (DHCP)¨, then ¨OK¨. Now you can enable/disable that
> interface by placing a check mark in the square to the left of the
> interface. When you enable it, Network Manager will connect it.
> This works with wired connections. I don´t know if it will work with
> wireless.

This works but to be clear...when you enable that connection with the 
check mark it is NOT governed by Network Manager - it is managed by 
/etc/network/interfaces at that point.  Ticking the "Enable roaming 
mode" box puts it under control of Network Manager.


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