CHECK_NRPE: Socket timeout after 30 seconds

[miyappan]

hi ,

i have configured nagios server. then i have added client machine into the nagios server but after adding client machine i am getting error.Please find the attachment.

CHECK_NRPE: Socket timeout after 30 seconds.

[nozlaf]

try and turn selinux off on both machines
echo 0 >/selinux/enforce

[bwallace]

Just want to add that if the previous suggestion does not resolve the issue, then follow the steps outlined in this doc. Section IV addresses this situation directly.

https://assets.nagios.com/downloads/nag ... utions.pdf

[miyappan]

try and turn selinux off on both machines
echo 0 >/selinux/enforce

Still i am facing the same issue.

[miyappan]

Just want to add that if the previous suggestion does not resolve the issue, then follow the steps outlined in this doc. Section IV addresses this situation directly.

https://assets.nagios.com/downloads/nag ... utions.pdf

still i am facing the same issue.

[miyappan]

still i am facing the same issue.anyone can help on this.

[rkennedy]

Can you please post your service definition from the Nagios machine, and your NRPE configuration file from the client machine?

Also, on the client machine please run netstat -anp|grep 5666, and on the Nagios machine run nmap ipofclientmachine - post both results back here.

[miyappan]

Can you please post your service definition from the Nagios machine, and your NRPE configuration file from the client machine?

Also, on the client machine please run netstat -anp|grep 5666, and on the Nagios machine run nmap ipofclientmachine - post both results back here.

Hi , please find the below updates.
client machine :

[root@ept74 ~]# netstat -anp|grep 5666
tcp 0 0 0.0.0.0:5666 0.0.0.0:* LISTEN 24017/nrpe
tcp 0 0 :::5666 :::* LISTEN 24017/nrpe

Nagios Machine :

[root@AIPL-CHE-NAGIOS ~]# nmap 192.168.100.21

Starting Nmap 5.51 ( http://nmap.org ) at 2016-03-07 12:07 IST
Nmap scan report for 192.168.100.21
Host is up (0.0080s latency).
Not shown: 995 filtered ports
PORT STATE SERVICE
22/tcp open ssh
80/tcp closed http
113/tcp closed auth
443/tcp closed https
8080/tcp closed http-proxy

Nmap done: 1 IP address (1 host up) scanned in 4.76 seconds

[miyappan]

Hi , please find the below updates.
client machine :

[root@ept74 ~]# netstat -anp|grep 5666
tcp 0 0 0.0.0.0:5666 0.0.0.0:* LISTEN 24017/nrpe
tcp 0 0 :::5666 :::* LISTEN 24017/nrpe

Nagios Machine :

[root@AIPL-CHE-NAGIOS ~]# nmap 192.168.100.21

Starting Nmap 5.51 ( http://nmap.org ) at 2016-03-07 12:07 IST
Nmap scan report for 192.168.100.21
Host is up (0.0080s latency).
Not shown: 995 filtered ports
PORT STATE SERVICE
22/tcp open ssh
80/tcp closed http
113/tcp closed auth
443/tcp closed https
8080/tcp closed http-proxy

Nmap done: 1 IP address (1 host up) scanned in 4.76 seconds

[hsmith]

Can you please try the following?

On the Nagios server:

Code: Select all

yum -y install telnet
telnet 192.168.100.21 5666