>>18

C:\>ping www24.big.or.jp

Pinging big24.big.or.jp [210.197.72.124] with 32 bytes of data:

Reply from 210.197.72.124: Destination port unreachable.
Reply from 210.197.72.124: Destination port unreachable.
Reply from 210.197.72.124: Destination port unreachable.
Reply from 210.197.72.124: Destination port unreachable.

Ping statistics for 210.197.72.124:
Packets: Sent = 4, Received = 4, Lost = 0 (0% loss),
Approximate round trip times in milli-seconds:
Minimum = 0ms, Maximum = 0ms, Average = 0ms

こんなんでました。