The scoop on remote hosts...which method?

[Marc Powell]

> -----Original Message-----
> From: nagios-users-admin at lists.sourceforge.net [mailto:nagios-users-
> admin at lists.sourceforge.net] On Behalf Of Subhendu Ghosh
> Sent: Monday, April 18, 2005 11:28 AM
> To: Calvin Crutchfield
> Cc: nagios-users at lists.sourceforge.net
> Subject: Re: [Nagios-users] The scoop on remote hosts...which method?
> 
> On Mon, 18 Apr 2005, Calvin Crutchfield wrote:
> 
> > Latest Versions of Nagios and plugins
> > Nagios running on solaris
> > Approx 300 remotes hosts running  a mix of solaris and linux located
all
> > over the US.
> >
> > I spent the last couple days getting Nagios up and adding localhost
> services
> > along with remote port  services.  Now I need to do some remote
> services,
> > after-all how useful would it be without it.
> >
> > >From my reading,  there are 2 major options.  Of course the FAQ
doesn't
> > contain any opinions.  From what I gather it stands like this:
> >
> > Check_by_ssh:  Active service from the the Nagios server.  Used with
SSH
> > keys, rather than password.  The services executables, check_disk,
> > check_load etc need to reside on the remote host.  Anything else
> > significant?
> >
> > NRPE:  all service executables need to reside on remote, there is a
> daemon
> > running on the remote and each remote host needs some config of the
> > inetd.conf
> >
> > To me the obvious choice is check_by_ssh.  However, pleased correct
or
> add
> > to my synopsis of the options.  I would love to be pointed to more
> > documentation, sites, blogs etc... on the above two topics
preferably
> > dealing with install/config.  I need make a decision on my method
and
> have
> > it implemented in only a few days.
> >
> > Thanks
> >
> 
> You are correct on the choices for active checks. You also have a
third
> option of using cron and sending the results via nsca (passive checks
and
> freshness)
> 
> Of the above 2:
> 
> check_by_ssh
> a) allows easy modification of command line arguements on the
> nagios server
> b) once setup, ssh allows pushing out of new plugins
> 
> nrpe:
> a)latest version allows you to optionally send modified arguments
> b)provides anonymous ssl (no possibility of ssh access)


A fourth option is SNMP based checks (check_snmp)

--
marc


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