network interfaces on agave021

interfaces

# The loopback network interface
auto lo
iface lo inet loopback

# The primary network interface
auto eth0
iface eth0 inet static
        address 135.207.223.61
        netmask 255.255.255.0
        network 135.207.223.0
        broadcast 135.207.223.255
        gateway 135.207.223.1
        # dns-* options are implemented by the resolvconf package, if installed
        dns-nameservers 135.207.172.11
        dns-search research.att.com

auto veth1
iface veth1 inet static
      address 172.31.254.2
      netmask 255.255.255.0
      pre-up ip link add veth1 type veth peer name veth1p || true
      pre-up ip link set veth1 promisc on
      pre-up ip link set veth1p promisc on
      up ip link set veth1 up
      up ip link set veth1p up
      down ip link set veth1 down
      down ip link set veth1p down

auto eth1
#iface eth1 inet manual
iface eth1 inet static
        address 0.0.0.0

auto br100
iface br100 inet static
        bridge_ports         eth1 veth1p
        bridge_stp           off
        bridge_maxwait       0
        bridge_fd            0
        address 0.0.0.0
        post-up iptables -t mangle -A POSTROUTING -o br100 -p udp -m udp --dport 68 -j CHECKSUM --checksum-fill