not able to get the status of some services fr om the remote machine even with net-snmp running

[ankush grover]

On 12/7/05, Thomas.Zimmer at oppenheim.de <Thomas.Zimmer at oppenheim.de> wrote:
>
> as the check-name "check_LOCAL_disk_mail" says, these two are local check.
> Many checks are not able to check a host resp. a service remote via a
> tcp-connection o.sim.
>
> To execute such services on a remote machine, you´ll have to use nrpe,
> nsca or ssh (maybe there are more possib.). The service checks you want to
> exec. hav to reside on the remote machine.
>
> Assuming  you have running ssh-services (configuring nrpe is a bit more
> complicated):
>
> # command for executing checks via ssh
> define command {
>                 command_name                   check_by_ssh
>                 command_line                   $USER1$/check_by_ssh -H
> $HOSTADDRESS$ -C "./<plugins-dir>/$ARG1$ $ARG2$"
>                 }
> # the remotecheck
> define service {
>                 host_name                      mail
>                 service_description            check_swap_on_mail
>                 check_command                  check_by_ssh!
> check_local_disk_mail!<optional additional params>
>                 max_check_attempts    5
>                 normal_check_interval    5
>                 retry_check_interval    3
>                 check_period        nonworkhours
>                 notification_interval    30
>                 notification_period    nonworkhours
>                 notification_options    w,c,r
>                 contact_groups        linux-admins
>                 }
>
> This should work. NRPE function in a similar way; but on the remote host a
> daemon is running, and the checks that may be executed on the remote host
> are configured on the remote host.
>
> NSCA inverts the direction of getting check results; you´ll have to
> compile a "small nagios", configure all checks for the machine locally, and
> then you can pass all results as "passive chak results" via the "send_nsca"
> plugin to your central nagios-server.
>
> I think the nrpe alternative has greater performance as executing checks
> via ssh, but you lose the ability of fully central configuration. i never
> used nsca myself.
>
> Greetz,
>
> *Thomas Zimmer*
> Produktservice & Betrieb
> Betrieb & Support
> Sal. Oppenheim jr. & Cie., Frankfurt a. Main
>

hey Mr. Thomas,

Thanks for your guidance.

Thanks & Regards

Ankush Grover
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