ethernet bonding on 10.04.2 LTS

Ruben Laban r.laban at
Mon Mar 7 11:51:58 UTC 2011

Hello Jurgen,

You are mixing up 2 configuration methods:

On Monday 07 March 2011 at 12:42 (CET), jurgen.depicker at wrote:
> ###Adapter bonding for eth0 and eth1
> auto bond0
> iface bond0 inet static
> address
> netmask
> gateway
> dns-nameservers

All good so far.

> post-up ifenslave bond0 eth0 eth1
> pre-down ifenslave -d bond0 eth0 eth1

This is the old "9.10 and older" way.

> bond_mode 4  #802.3ad
> bond_miimon 100
> bond_lacp_rate 1

This is the new "10.04 and newer" way.

In order to have the last 3 lines applied, you need to replace the ifenslave 
lines with:

bond-slaves eth0 eth1

Ruben Laban

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