handlePing: function(ev, cmd) {
var exec = cmd || 'ping',
addr = ev.currentTarget.parentNode.previousSibling.value,
- args = (exec == 'ping') ? [ '-c', '5', '-W', '1', addr ] : [ '-c', '5', addr ];
+ args = (exec == 'ping') ? [ '-4', '-c', '5', '-W', '1', addr ] : [ '-6', '-c', '5', addr ];
return this.handleCommand(exec, args);
},