Category Archives: Uncategorized

By April 22, 2018

Summary of steps 1> Update the zone file with the new IP 2> Reload the master zone 3> Force transfer to the slave 4> For good measure , restart the bind service on both the master and slave. Also verify the status of the process on both. “systemctl status named” A. Put a list of


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By March 08, 2018

IPV6 test case If we set a static ipv6 and IPV6_AUTOCONF was set to yes. the IPV6_AUTOCONF value will not take affect until we bring down the interface and bring it back up. Performing a network restar will not change the value of IPV6_AUTOCONF.. We have found that after a restart of the network service.


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By February 22, 2017

http://rationallyparanoid.com/articles/tcpdump.html https://www.cyberciti.biz/faq/linux-monitor-all-network-traffic-except-ssh-port-22/


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By December 05, 2016

While upgrading our last Debian 7 server. I swear I must of missed something during the upgrade. I received multiple apache errors and our websites failed to load. Error 1 AH00526: Syntax error on line 74 of /etc/apache2/apache2.conf: Invalid Mutex directory in argument file:${APACHE_LOCK_DIR} Fix source /etc/apache2/envvars Validation /usr/sbin/apache2 -V /usr/sbin/apache2 -t Reference http://askubuntu.com/questions/452042/why-is-my-apache-not-working-after-upgrading-to-ubuntu-14-04 Error


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By September 14, 2016

Fedora pushed down kernel 4.7.3 to production. The sad part about this was that we received the error “A start job is running for udev wait for Complete Device….” after rebooting. After a hour of troubling shooting. The issue was related to VirtualBox 5.0 . We thought we were running the latest version of VirtualBox


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