看你想达到什么样的精度~~~如果仅仅是简单的测试,支持ping server就OK了~~~
C:\Documents and Settings\Administrator>ping
www.netexpert.cn
Pinging
www.netexpert.cn [61.152.183.141] with 32 bytes of data:
Reply from 61.152.183.141: bytes=32 time=211ms TTL=51
Reply from 61.152.183.141: bytes=32 time=210ms TTL=51
Reply from 61.152.183.141: bytes=32 time=211ms TTL=51
Reply from 61.152.183.141: bytes=32 time=210ms TTL=51
Ping statistics for 61.152.183.141:
Packets: Sent = 4, Received = 4, Lost = 0 (0% loss),
Approximate round trip times in milli-seconds:
Minimum = 210ms, Maximum = 211ms, Average = 210ms
来回的时间,一向的话除2差不多~~~