Category Archives: Technical

CounterStrike: Global Offensive Server in Ubuntu 14.04

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CounterStrike has always been enjoyable to play from time to time. I have had a CS 1.6 server in the past, but it was time to stand up a CS:GO server.  There are many steps available online to walk through this process, however they all seem to lack the end to end setup to share your private server with the community at large.  Once we outline those missing steps, we will cover how to make this into a properly functioning server.

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Adding an Existing Certificate to Cisco Expressway Edge

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I currently have a certificate that provides the HTTPS functionality for this website as well as my web mail access.  As there is the capability to add Subject Alternate Names (SAN) to the certificate, it was ideal to enable the existing godaddy.com certificate for the Cisco Expressway Edge server.  The requirements with Cisco’s Expressway server is that a private key decryption password is not allowed, and my private key requires a password.
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Voip.ms and Cisco CUBE Configuration

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Working with voip.ms for the first time was pretty straightforward. I liked the $.99/mo DID with a pay per minute session that allowed simultaneous connections across my lab SIP trunk.  After adding some funds, it appeared that their wiki page’s configuration was not working properly.  I imagine it would be a common problem, so below is the debug message that took me down the path for a successful 200 OK SIP connection as well as the correct sip-ua configuration.
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Removing Old Linux Kernels

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Running some Linux machines for long periods of time can cause some older kernels to hang around on the /boot partition. As the /boot partition is small by design, this can cause a situation where space runs out. On my lab system, errors that have been created from this includes VMware Tools failing to load and package upgrade issues. Fortunately, the fix is not too difficult.
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