如果在一台主机的Windows环境下执行Ping命令得到下列信息
Pinging www.nankai.edu.cn [202.113.16.33] with 32 bytes of data：
Reply from 202.113.16.33：bytes=32time＜1ms
TTL=128
Reply from 202.113.16.33：bytes=32time＜1ms
TTL=128
Reply from 202.113.16.33：bytes=32time＜1ms
TTL=128
Reply from 202.113.16.33：bytes=32time＜1ms
TTL=128
Ping statistics for 202.113.16.33：
Packets：Sent=4，Received=4，Lost=0(0% loss)，
Approximate round trip times in milli-seconds：
Minimum=0ms，Maximum=0ms，Average=0ms
那么下列结论中无法确定的是______。