[B]

codice:
linux:~ # ifconfig
eth0      Link encap:Ethernet  HWaddr 00:50:8D:E7:0F:6B
          inet addr:192.168.2.37  Bcast:255.255.255.255  Mask:255.255.255.0
          inet6 addr: fe80::250:8dff:fee7:f6b/64 Scope:Link
          UP BROADCAST NOTRAILERS RUNNING ALLMULTI MULTICAST  MTU:1500  Metric:1
          RX packets:280 errors:0 dropped:0 overruns:0 frame:0
          TX packets:285 errors:0 dropped:0 overruns:0 carrier:0
          collisions:0 txqueuelen:1000
          RX bytes:136210 (133.0 Kb)  TX bytes:44221 (43.1 Kb)
          Interrupt:169

lo        Link encap:Local Loopback
          inet addr:127.0.0.1  Mask:255.0.0.0
          inet6 addr: ::1/128 Scope:Host
          UP LOOPBACK RUNNING  MTU:16436  Metric:1
          RX packets:52 errors:0 dropped:0 overruns:0 frame:0
          TX packets:52 errors:0 dropped:0 overruns:0 carrier:0
          collisions:0 txqueuelen:0
          RX bytes:3360 (3.2 Kb)  TX bytes:3360 (3.2 Kb)

Inoltre hai il Broadcast settato sbagliato....