[CentOS] 6.x - find interface with link up

Les Mikesell lesmikesell at gmail.com
Thu Dec 15 22:08:55 UTC 2011


On Thu, Dec 15, 2011 at 4:03 PM, Benjamin Franz <jfranz at freerun.com> wrote:
> On 12/15/2011 12:45 PM, Les Mikesell wrote:
>> In earlier versions 'mii-tool' would iterate over interfaces and show
>> which have link up.   In 6.x it wants an interface as a parameter.
>> What is the appropriate way to find which of some number of of
>> interfaces are connected?   Better yet, what is the least typing to
>> get the mac addresses of those interfaces
> /sbin/ip link ls
>

That looks promising.   And '/sbin/ip addr'  shows both the state and
the mac address - even better.

-- 
   Les Mikesell
     lesmikesell at gmail.com



More information about the CentOS mailing list