my notes

Amazon EC2 routing second network interface

I had to run a second network interface only for https and this is howto do it:

1. Edit /etc/network/interfaces as root and change the eth1 configuration to look like this:

auto eth1
iface eth1 inet dhcp
post-up ip route add default via `route -n |grep UG |awk '{print $2}'` dev eth1 table 10001
post-up ip rule add from lookup 10001

2. Run the following command to prevent DHCP from adding the default gateway for eth1: