局域网中的两台机子ping不通

Reply from 192.168.1.254: bytes=32 time<1ms TTL=64
Reply from 192.168.1.254: bytes=32 time<1ms TTL=64
Reply from 192.168.1.254: bytes=32 time<1ms TTL=64
Reply from 192.168.1.254: bytes=32 time<1ms TTL=64

Ping statistics for 192.168.1.254:
Packets: Sent = 4, Received = 4, Lost = 0 (0% loss),
Approximate round trip times in milli-seconds:
Minimum = 0ms, Maximum = 0ms, Average = 0ms
ping的结果是这样,网络是不是通着?
这个是已经PING通正纳滚了举余好茄磨吧,ping不通是这么显示的:

Pinging 192.168.1.18 with 32 bytes of data:

Request timed out.
Request timed out.
Request timed out.
Request timed out.

Ping statistics for 192.168.1.18:
Packets: Sent = 4, Received = 0, Lost = 4 (100% loss)
对,是通着.254一般是作为网关的,普通机器一般不分配这个地址..