Category Archives: How-to

Enabling Apache HTTPD locations to authenticate from Active Directory

Good afternoon. There is a lot of movement this spring at Atlantic Metro, to continue to stay current with operating system versions and security. In part of this, we’re doing some server overhauls for our backend system metric collection systems […]

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Taking Advantage of the pfSense Developer Shell

Happy New Year! Welcome to 2015
Now that it everyone is back in the office after the holiday slowdown and kicking off the new year, it’s once again time to share some fresh tips for managing your pfSense security appliance.
The challenge […]

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Using 802.1q VLAN tagging on Windows Server 2012

In part of implementing additional Veeam Backup & Recovery servers as part of Atlantic Metro’s managed backup service, and supporting our Cloud/vmware managed hosting and disaster recovery environments, the need for having isolated 802.1q VLANs for inter-site communication was established. […]

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Fighting with Brocade MLXe and its invalid modules

As part of our on-going improvements to Atlantic Metro’s backbone, we have acquired many shiny new Brocade MLXe routers. In part of preparing these for service, we ran into a little ‘gotcha’ relating to BR-MLX-1GFx24-X 24 port SFP modules.
These […]

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What to do when your Linux file system shows its full, but really isn’t

I ran across an uncommon scenario whereby a file system on a Linux server was showing it was nearly full, but I could only account for about half of the space usage. After some research, it was determined that a stray process had a lock in place on files that were previously deleted. Since this lock was in place, the file system would not show the space as available.

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