Almost forgot the link http://dnx.sourceforge.net/
On Wed, Oct 9, 2013 at 1:48 PM, S. Dale Morrey <[email protected]>wrote: > DNX is also a good solution for this although it's been years since I last > looked at it and I'm not sure it runs with current Nagios. > > > On Wed, Oct 9, 2013 at 12:14 PM, Jacob Albretsen <[email protected]>wrote: > >> On Wednesday, October 09, 2013 02:07:40 PM Dan Egli wrote: >> > On October 7, 2013, at 8:37pm, Brian Christiansen wrote: >> > > NRPE: Active Check (Nagios initiating the check >> > > >> > > NSCA: passive check (the server initiating the check) >> > >> > Now I'm lost. I thought Nagios ran on the server? If it does, how does >> NPRE >> > have Nagios initiate the check and NSCA have the server initiate the >> check. >> > That would be the same thing, wouldn't it? >> >> NRPE runs on clients you want to monitor and listens on port 5666 by >> default. >> You can also limit it to the IP if you have multiple IPs on the box. >> Nagios >> plugins to check items is also installed on the client. The Nagios >> server can >> then run check_nrpe with a command to check a particular item on the NRPE >> client, which it then contacts and sends the command. The client has an >> nrpe >> file which defines what those commands are. There is some flexibility >> here which >> can have an impact on security if you enable it (see the docs). So NRPE >> on a >> client doesn't do checks by itself, it just does the checks it is told to >> do >> by the Nagios server. Each command is one connection from the Nagios >> server >> to the NRPE client. So if you run 20 checks, Nagios server connects to >> NRPE >> client 20 times. >> >> NSCA I have never used, but IIRC, basically the clients runs the checks >> on its >> own schedule you define and reports the results back to the Nagios >> server. The >> Nagios Server is set up to listen for these "reports" from various NSCA >> clients. The upside of this is NSCA can do 20 checks, and then report >> back to >> the Nagios server the results in one connection. >> >> >> >> /* >> PLUG: http://plug.org, #utah on irc.freenode.net >> Unsubscribe: http://plug.org/mailman/options/plug >> Don't fear the penguin. >> */ >> > > /* PLUG: http://plug.org, #utah on irc.freenode.net Unsubscribe: http://plug.org/mailman/options/plug Don't fear the penguin. */
