C:\Documents and Settings\python>ping www.sina.com.cn

Pinging libra.sina.com.cn [202.108.33.32] with 32 bytes of data:

Reply from 202.108.33.32: bytes=32 time=9ms TTL=240
Reply from 202.108.33.32: bytes=32 time=11ms TTL=240
Reply from 202.108.33.32: bytes=32 time=9ms TTL=240
Reply from 202.108.33.32: bytes=32 time=10ms TTL=240

Ping statistics for 202.108.33.32:
Packets: Sent = 4, Received = 4, Lost = 0 (0% loss),
Approximate round trip times in milli-seconds:
Minimum = 9ms, Maximum = 11ms, Average = 9ms