Nagios Support Forum

Host is up (0.00037s latency).
PORT STATE SERVICE
5666/tcp open nrpe

this is tmy iptables -L output Chain INPUT (policy ACCEPT) target prot opt source destination ACCEPT tcp -- anywhere anywhere tcp dpt:nrpe Chain FORWARD (policy ACCEPT) target prot opt source destination Chain OUTPUT (policy ACCEPT) target prot opt source destination *filter :INPUT ACCEPT [59374:263...

tcp 0 0 0.0.0.0:5666 0.0.0.0:* LISTEN tcp 0 0 55666 ESTABLISHED tcp6 0 0 :::5666 :::* LISTEN Host Status: DOWN (for 6d 6h 24m 8s) Status Information: (Host check timed out after 31.01 seconds) how to restart host status time (for 6d 6h 24m 8s) from staring from 0 days 0 h 1min )

but here i am using my port number is 5666, i am keeping port number of default nrpe is 5666 only, plase help me regarding this cd /etc/init.d # default: on # description: NRPE (Nagios Remote Plugin Executor) service nrpe { flags = REUSE socket_type = stream port = 5666 wait = no user = nagios group...

Starting Nmap 7.60 ( https://nmap.org ) at 2019-06-10 03:58 UTC
setup_target: failed to determine route to 5666 (0.0.22.37)

Nmap 7.60 ( https://nmap.org ) at 2019-06-10 03:56 UTC
Note: Host seems down. If it is really up, but blocking our ping probes, try -Pn
Nmap done: 1 IP address (0 hosts up) scanned in 3.11 seconds

yes i can able get ping response from both the servers

56(84) bytes of data.

i nagios core all systems setups are fine , but suddenly two systems are gone down ,it is showing error as Host Status: DOWN (for 0d 1h 11m 6s) Status Information: (Host check timed out after 30.01 seconds) Current Load CRITICAL 06-07-2019 08:26:17 3d 2h 55m 14s 20/20 CHECK_NRPE STATE CRITICAL: Sock...

thank you

split from https://support.nagios.com/forum/viewtopic.php?f=7&t=53997 i nagios core all systems setups are fine , but suddenly two systems are gone down ,it is showing error as Host Status: DOWN (for 0d 1h 11m 6s) Status Information: (Host check timed out after 30.01 seconds) Current Load CRITIC...