请问：ping的误码率如何得到？

herocsz

/test # ping www.qq.com
PING www.qq.com (60.28.188.9): 56 data bytes
64 bytes from 60.28.188.9: seq=0 ttl=54 time=46.9 ms
64 bytes from 60.28.188.9: seq=1 ttl=54 time=48.2 ms
64 bytes from 60.28.188.9: seq=2 ttl=54 time=40.3 ms
64 bytes from 60.28.188.9: seq=3 ttl=54 time=40.2 ms
64 bytes from 60.28.188.9: seq=4 ttl=54 time=40.3 ms
64 bytes from 60.28.188.9: seq=5 ttl=54 time=41.2 ms
64 bytes from 60.28.188.9: seq=6 ttl=54 time=47.3 ms
64 bytes from 60.28.188.9: seq=7 ttl=54 time=46.3 ms
64 bytes from 60.28.188.9: seq=8 ttl=54 time=41.3 ms

--- www.qq.com ping statistics ---
9 packets transmitted, 9 packets received, 0% packet loss
round-trip min/avg/max = 40.2/43.5/48.2 ms

ping后能得到发送和接收的包，，丢包率，还有时间值，但是就是看不到误码率，
请问误码率从哪里得到？
谢谢！

troywin

貌似ping命令只能得到数据包的情况，至于误码率，ping命令做不到