ubuntu network interfaces file - needed to rmmod bonding before it would reliably work over reboots

interfaces

# This file describes the network interfaces available on your system
# and how to activate them. For more information, see interfaces(5).

# The loopback network interface
auto lo
iface lo inet loopback

auto bond0
iface bond0 inet manual
   # bizarre, but this works...
   # without this, bonding doesn't reliably start up when the system is rebooted
   pre-up /sbin/rmmod bonding; sleep 10; /sbin/ifconfig bond0 up; sleep 10; /sbin/ifconfig bond0 up; sleep 10
   up /sbin/ifenslave bond0 eth0 eth1

auto vlan2
iface vlan2 inet static
  address 10.0.30.36
  netmask 255.248.0.0
  gateway 10.0.30.1
  vlan_raw_device bond0
  pre-up /sbin/modprobe 8021q; sleep 10

# <snip>