netdev - Re: Determine veth peer device?

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Message-ID: <4A5F6742.6050309@candelatech.com>
Date:	Thu, 16 Jul 2009 10:45:38 -0700
From:	Ben Greear <greearb@...delatech.com>
To:	NetDev <netdev@...r.kernel.org>
Subject: Re: Determine veth peer device?

On 07/15/2009 04:55 PM, Ben Greear wrote:
> Is there a way to determine the peer device for a
> veth interface in user-space?
>
> I didn't see anything obvious printed in 'ip link show'
>
> [root@...1qc-1 ~]# ip link show dev veth0
> 7: veth0: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc pfifo_fast
> state UP qlen 1000
> link/ether 72:2e:4d:74:5b:a6 brd ff:ff:ff:ff:ff:ff

For the record, can get it via ethtool ioctl:

[root@...1qc-1 ~]# ethtool -S veth1
NIC statistics:
      peer_ifindex: 7

Take it easy,
Ben

-- 
Ben Greear <greearb@...delatech.com>
Candela Technologies Inc  http://www.candelatech.com

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