>>682
互いのコンピュータにpingで叩いてみて反応あった？
これで反応あるなら、ネットワーク的には繋がっています。

Microsoft(R) Windows 98
(C)Copyright Microsoft Corp 1981-1998.

C:\WINDOWS>ping 192.168.0.1

Pinging 192.168.0.1 with 32 bytes of data:

Reply from 192.168.0.1: bytes=32 time<10ms TTL=255
Reply from 192.168.0.1: bytes=32 time<10ms TTL=255
Reply from 192.168.0.1: bytes=32 time<10ms TTL=255
Reply from 192.168.0.1: bytes=32 time<10ms TTL=255

Ping statistics for 192.168.0.1:
Packets: Sent = 4, Received = 4, Lost = 0 (0% loss),
Approximate round trip times in milli-seconds:
Minimum = 0ms, Maximum = 0ms, Average = 0ms

C:\WINDOWS>