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Category: * TCP and UDP (Generic)
Nagios plugins for monitoring generic TCP/UDP services.
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Help build Nagios Exchange for yourself and the entire the Nagios Community by your Nagios project to the site. It's easy - just create an account, login, and add a new listing. Read the FAQ for instructions.check_listen_tcp_udp.sh
This Nagios Plugin checks if there is any program listening on specified TCP/UDP port.
check_netstat / check_snmp_netstat
william.leibzon.org/nagios/This plugin checks number of open tcp connections and can send warnings or critical alert of there are too many or too few. Can run either directly on the box or use SNMP.
check_netstat_conn
Check number of listening or established connections on a given port using netstat utility
check_port.pl
A small perl script that checks to see if a TCP port is open on a remote host and produces timing statistics for nagios.
check_tcp_connections - with netstat and filtered by st...
A small plugin to check the number of tcp connections by state.
check_udp-packet-loss.sh
fooforge.com/
sh-compliant script to check for UDP packet loss and receive errors.
check_udp_port
Simple shell script that uses nmap utility to check if a remote host is listening on a UDP port and what that service is
check_udp_stats.sh
github.com/SvenVD/nagios-plugins/blob/master/check_udp_statscheck_udp_stats.sh is a Nagios plugin to gather statistics of udp packets. On top of this it has monitoring logic to warn about udp packets received to unknown port and erroneous udp packets
iSCSI Jumbo Frame & Latency check
Very simple bash script to check iSCSI network targets. It validates they'll accept non-fragmented jumbo frames and measures their latency. The three variables you must pass to the script are the target IP, the warning & critical thresholds (in ms). ...
netcat-port-check
github.com/vahidhedayati/telnet-port-check.shNagios telnet to a port check (Linux) ./telnet-check.sh localhost 80 Connection to localhost 80 port [tcp/http] succeeded!|time=0.011741s;;;0 ./telnet-check.sh localhost 22 Connection to localhost 22 port [tcp/ssh] succeeded!|time=0.012938s;;; ...
Network Queue
noahguttman.wordpress.com/This check allows you to check for packet processing queues on TCP and UDP on unix based operation systems. It was developed and tested on RHEL/CentOS, but should be easily modifiable to be usable everywhere. UPDATED: Thanks to Hugo van der Kooij for p ...
Simple TCP Port ant Ping Check in PowerShell
blog.mirandasimoes.euThis Script Will Test if TCP Port Connection is open and if it pings --EXAMPLE .check_testport.ps1 -Server SERVER-ADDRESS OK : PingReplyDetails: 32ms --EXAMPLE 1 .check_testport.ps1 -Server SERVER-ADDRESS FAIL: Ping Timeout -- EXAMPLE 2 .che ...
TCP traffic degradation detection from link utilization
www.gradiant.org
This plugin estimates the TCP traffic performance degradation from coarse link utilization traces, such as those obtainable by SNMP.
Threaded Python multiple ports scanner
Threaded Python multiple ports scanner Just check lot of ports for server. Free to use.
