# 'check_dns' command definition define command{ command_name check_dns command_line /opt/nagios/libexec/check_dns -H www.google.com -s '$HOSTADDRESS$' '$ARG1$' } # 'check_dig' command definition define command{ command_name check_dig command_line /opt/nagios/libexec/check_dig -H '$HOSTADDRESS$' -l '$ARG1$' '$ARG2$' }