Comment 8 for bug 554094

The network is defined in /etc/network/interfaces as follows:
####################################
# The loopback network interface
auto lo
iface lo inet loopback

# The primary network interface
auto eth0
iface eth0 inet dhcp
####################################
The motherboard has two NICs, but only one is in use. both are Intel GBit. The IP is assigned by a separate router configured to always give the server the same IP address (10.0.0.2).