ping : send ICMP ECHO_REQUEST
[SYNOPSIS] ping OPTION HOST
OPTION
-a use audible ping
-A use adaptive ping
-B sticky source address
-c NUM stop after NUM replies
-C call connect() syscall on socket creation
-D print timestamps
-d use SO_DEBUG socket option
-I INTERFACE either INTERFACE name or address
-i INTERVAL seconds between sending each packet
-L suppress loopback of multicast packets
-l PRELOAD send PRELOAD number of packages while waiting replies
-m MARK tag the packets going out
-M OPT define path MTU discovery, can be one of [do|dont|want]
-n no reverse DNS name resolution, override -H
-O report outstanding replies
-s SIZE use SIZE as number of data bytes to be sent
-S SIZE use SIZE as SO_SNDBUF socket option value
-t TTL define time to live
-v verbose output