i always receive this broadcas

shenhanchinese

stationshen kernel: 210.65.231.206 sent an invalid ICMP type 11, code 0 error to a broadcast: 192.168.1.255 on eth0
210.65.231.206 sent an invalid ICMP type 11, code 0 error to a broadcast: 192.168.1.255 on eth0

i always get this message, i think this is a broadcast.  i enter into INTERNET throught
ADSL when i use command " adsl-stop" i also can receive the broadcast. only when i
pull the line out and excute "ifdown" can do away with it . who can tell me this is why