Network Protocols

SNMP

check_scalance_fault

http://www.consign.se/monitoring/

A plugin that uses SNMP to get error codes from a Siemens Scalance X300 or X400 switch. The plugin outputs the fault in a human…

FTP

check_ftp_backup_space

https://github.com/ManicoW/nagios-plugins

This plugin check the available space, in percent, of a ftp server. It is primarily used to check if a backup ftp server (like those…

DNS

Check resolver for DNSsec support

Check uses three tests and a sample of correctly signed and incorrectly signed zones. Updated to include a zone that will always be unsigned. v1.2…

DHCP and BOOTP

Windows 2012 DHCP Failover and Scope Health Check Enhanced

https://raw.githubusercontent.com/jordanmackie/nagios/master/check-dhcp-failover.ps1

DNS

Bind 9 new format statistics

HTTP

check_http_curl.sh

Save plugin in $USER1$ dir, in my case (Ubuntu 12.04) it is: /usr/lib/nagios/plugins and make it executable. Command definition: /etc/nagios3/commands.cfg: ... # Check HTTP define…

NTP and Time

check_ntpmon

https://github.com/paulgear/check_ntpmon

DNS

Check DNS via Powershell

Sample nagios command definition: define command { # ARG1: 8.8.8.8, dns server # ARG2: www.google.de, host_name command_name check_windows_dns command_line $USER1$/check_nrpe -H $HOSTADDRESS$ -c check_dns -a…

* TCP and UDP (Generic)

chkNmapScanCustom.pl

USAGE EXAMPLES: Alowed ports are NULL: script -n /usr/bin/nmap -i 192.168.1.1 -p e More regular usage (allowed port is SSH: 22 and HTTP: 445): script…

SFTP

check_ftp_rw port SFTP

$ ./check_ftp_rw --help check_ftp_rw v$Id: check_ftp_rw,v 1.3 2007/01/02 16:11:33 root Exp root $ (nagios-plugins 1.4.16) The nagios plugins come with ABSOLUTELY NO WARRANTY. You may…