Nagios

Nessus Scan Showing SSLv3 on NS Client

September 13, 2017 Jordansphere Nagios

Problem During a Nessus scan of a network it was showing lots of insecurities with an NSClient configuarion on a windows machine we were monitoring via Nagios. OS: Windows 2016 NSClient: 0.3.x Nagios: 4.0.7   Looking at one particular issue (SSLv2 and SSLv3) showing on the report: Nessus Output: The remote service accepts connections encrypted […]

More

Add NRPE Exim Mailqueue Check to cPanel Server

September 22, 2015 Jordansphere Cpanel

This blog assumes that NRPE and nagios plugins are already installed on the remote server. Remote OS: Centos 6.7 Nagios Server OS: Centos 5.7 WHM: 11.50.0 NRPE: 2.14   Remote server Download the check_eximailqueue plugin (version 1.3 as of writing) from Nagios.org . Upload the plugin to the the Nagios plugin directory (/usr/lib64/nagios/plugins/) on the remote server [RemoteServer]# vi /usr/lib64/nagios/plugins/check_eximailqueue Uncomment […]

More

cpanel, exim, Mailqueue WARNING - query returned no output!, nagios, nrpe,

Nagios: DNS CRITICAL – ‘/usr/bin/nslookup -sil’ msg parsing exited with no address

November 19, 2014 Jordansphere FreeBSD

Scenario: We changed from BIND to Unbound on a smarthost email server. As soon as this was changed Nagios started throwing up a "DNS CRITICAL – '/usr/bin/nslookup -sil' msg parsing exited with no address" . In the following example i've substituted myhost.domain.co.uk for the actual host. Troubleshooting steps:  From the Nagios server i checked the config file: […]

More

bind unbound nagios,

Installing NRPE and Nagios-Plugins on Centos 6 (64bit) with IPTables

June 24, 2013 Jordansphere Linux

Scenario: We have several remote BSD (NRPE) and Windows servers (NSClient++) that we already actively monitor. We wanted to add a Centos 6 machine to our monitoring list. On the Centos server we also have IPTables installed. Nagios-Plugins and NRPE arent available via the official Centos repositories so we will need to use a third-party. […]

More

iptables nagios centos nrpe,

Installing and Enabling NRPE on Remote FreeBSD Server

April 4, 2013 Jordansphere FreeBSD

Here are some instructions I had (from a couple of years ago may I add) to assist in setting up NRPE for remote monitoring from (eg) Nagios   1) Add nagios user. nologin 2) install nagios-plugins from ports (nagios-plugins-1.4.11,1 )  -> cd / /usr/ports/net-mgmt/nagios-plugins/ -> make -> make install   3) Set permissions -> chown […]

More

nrpe remote host enable install freebsd linux,

Powered by WordPress. Designed by elogi.