Network Protocols

DHCP and BOOTP

check_dhcp_scopes

DESCRIPTION - This script was designed to be called by the NSClient installed on a Windows DHCP Server. It will return "Critical" if any of…

* Others

check_lacp_ports

Given a hostname, a SNMPv1 community string and a LACP link aggregation group (LAG) number, the script uses SNMP to find all ports on the…

SNMP

Keepalived IPVS

https://exchange.nagios.org/directory/Plugins/Network-Protocols/SNMP/Keepalived-VRRP/visit

If an error percent and an error count are not specified, then a critical error is generated if the amount of real servers up drops…

SNMP

Keepalived VRRP

https://github.com/alaskacommunications/nagios_check_keepalived

By default, the desired state of an instance (backup or master) is determined by comparing a Keepalived's VRRP instance's current state to its intitial state.…

NTP and Time

check_ntp(chrony)

LDAP

check_ldaps_cert_expiry.sh

SNMP

check_fortigate_session2

This script is a modification of "Check Fortigate CPU load" (or check_fortigate_cpu.pl) and the script check_fortigate_session Test on fortigate 60C Perhaps someone will find it…

PPTP

Check Bandwidth for PPTP/PPP VPN (by Nestor@Toronto)

PPTP

Check PPTP User (by Nestor@Toronto)

SNMP

snmp_cisco_info

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

A script for presenting information about Cisco devices with SNMP. The script utputs a string with: hostname, model, IOS version, serial nr., location, contact" (The…