Monthly Archives: December 2016

check_yum – YUM output signature is larger than current known format

If you are using /check_yum you might face the following error…

YUM output signature is larger than current known format, please make sure you have upgraded to the latest version of this plugin. If the problem persists, please contact the author for a fix

nano /etc/nagios/nrpe.cfg

set the correct command to check_yum

command[check_yum]=/usr/lib64/nagios/plugins/check_yum --all-updates

and then restart nrpe

/bin/systemctl restart nrpe.service

cloudflare – Rate Limiting

Rate Limiting

Rate limit specific traffic from IP addresses based on URI, threshold, and other attributes for added protection from attacks.

Traffic Manager

Configure load balancing and failover across multiple servers, data centers and geographic regions, based on active health checks.

Note: If you’re currently a part of the API-only Early Access program, this card will not update to reflect your status. Please consult the API documentation to configure your Load Balancers.

 

 

.htaccess: Invalid command ‘ExpiresActive’ and .htaccess: Invalid command ‘Header’

 

.htaccess: Invalid command ‘ExpiresActive’, perhaps misspelled or defined by a module not included in the server configuration,
ln -s /etc/apache2/mods-available/expires.load /etc/apache2/mods-enabled/
.htaccess: Invalid command ‘Header’, perhaps misspelled or defined by a module not included in the server configuration
a2enmod headers

At the end… restart Apache!

service apache2 restart