Nagios Support Forum

Hi,
How to check or list the email is can't send to receplient ? thanks.

lgute wrote: ↑Thu Jan 22, 2026 9:38 am Hi @vtcedu,

If the functionality you are looking for from NCPA is missing, you can add plugins to the NCPA plugins directory, for example, /usr/local/ncpa/plugins.

would you share any step to add NCPA plugins ?

kg2857 wrote: ↑Thu Jan 22, 2026 1:04 am Try check_open_port

would you provide more inforamtion such as the check_opern_port path.

I tried your suggestion but failed, my site firewall is blocking the Nagios server's port 22 to client. Is there any method to monitor the local open port?"

Hi, My old nagios server use NRPE its works to monitor local port but NCPA not, any solution. Thanks.

Hi,
As title we found the Nagiosxi Network Switch / Router wizard no Port Statistics but Nagiosxi version 5.5.8 have.

Hi, Would you plesae proivde a email to discuss the case. We have some screen capture to share.
Thanks.

Hello Nagios Support Team, We are currently experiencing a large number of false positive alerts in our Nagios XI environment and would appreciate your assistance in analyzing and resolving this issue. Issue Description: Nagios XI is triggering alerts (WARNING/CRITICAL) for several hosts and service...

vtcedu, A few of things come to mind. First, what version of XI are you using? Other questions: 1. Did you click "Apply Configuration"? Yes, applied 2. If you click "Manage Hosts" in the Host Group, do you see the added hosts in the left box in the popup grayed out with a link i...

Hi,
I use CCM > Bulk modification > Host group > Add Host Group(S) and add some hosts to host group but the ( CCM > Host groups > open the host group) the Assign Memberships result is 0.