做實驗的時候看到ping出來的結果不是我們熟知的!或者.号,而是其他的符号,到網上baidu了一下,找到了這些符号的含義如下:
!
each exclamation point indicates receipt of a reply
.
each period indicates the network server timed out while waiting for a reply
u
a destination unreachable error pdu was received
q
source quench (destination too busy)
m
could not fragment
?
unknown packet type
&
packet lifetime exceeded
出自 51cto.com部落格