eth0      Link encap:Ethernet  HWaddr 00:1e:90:89:5d:ac  
          inet addr:206.212.244.242  Bcast:206.212.244.243  Mask:255.255.255.248
          inet6 addr: fe80::21e:90ff:fe89:5dac/64 Scope:Link
          UP BROADCAST RUNNING MULTICAST  MTU:1500  Metric:1
          RX packets:149 errors:0 dropped:0 overruns:0 frame:0
          TX packets:137 errors:0 dropped:0 overruns:0 carrier:37
          collisions:0 txqueuelen:1000 
          RX bytes:18689 (18.2 KB)  TX bytes:18251 (17.8 KB)


# The primary network interface
auto eth0
iface eth0 inet static
address 206.212.244.242
netmask 255.255.255.248
broadcast 206.212.244.243
gateway 206.212.244.241


my ip assignments (at the datacenter) are: 206.212.244.242-246  , subnet is 255.255.255.248 , gateway is 206.212.244.241