Problems checking external host

[Morris, Patrick]

ReynierPM wrote:
> Morris, Patrick wrote:
>   
>> ReynierPM wrote:
>>
>> check_by_ssh does host key checking, and if one does not exist or it 
>> does not match what's in Nagios's known_hosts file, it will fail.
>>
>> The easy fix would be to SSH from the Nagios box to each of those hosts 
>> manually as the Nagios user, using the exact same address Nagios will 
>> use when checking, and let it save the host key.
>>
>>     
>
> I try both solution, make SSH key at Nagios server and copy RSA key to 
> /root/.ssh/authorized_keys and also login as root at 10.128.50.11 to the 
> remote server and the error still. Any other help?
>
>   
The part I'm fairly sure you're missing is that the name in 
authorized_keys must match the name or address Nagios uses, exactly. 
That's really the only reason you'd see that error.


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