小编Ald*_*ldo的帖子

我可以ping

ping AddressIp
64 bytes from indirizzoIp: icmp_req=1 ttl=42 time=149 ms

但有额外的参数

ping AddressIp -l 1400 
ping: cannot set preload to value > 3

ping AddressIp -t -l 1400
ping: can't set unicast time-to-live: Invalid argument

为什么我ping不通？