ping [protocol] {host | address} Command Command Description Command Syntax ping [protocol] {host | address} Use the ping command in the privileged or user EXEC to diagnose basic network connectivity on Apollo, AppleTalk, Connectionless Network Service (CLNS), DECnet, IP, Novell IPX, VINES, or XNS networks. The optional protocol argument can be any of the following: apollo, appletalk, clns, decnet, ip, ipx, vines, or xns. To perform an extended ping, enter the ping command with no arguments. ping [ protocol ] { ip-address | hostname }