Ping and Privileged Extended Ping Commands

These commands are available for Cisco, Microsoft, and UNIX platforms. The ping utility can determine basic connectivity. It is based on the specifications for RFC 1256 and RFC 791. Ping is assigned a low priority. It is not an indicator of performance, and it is not used for other more sophisticated tests. During a ping test, the host sends an ICMP echo packet and receives a reply ICMP message if basic connectivity exists. NOTE An ICMPv6 is available for the IPv6 protocol (see RFC 1885). The...