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Category Archives: Linux
Finding Linux Version Information
There is a lot of different ways a Linux system can be configured. Today, most admin’s opt to stick fairly close to the suggested upgrade path for most binaries and system components. Unfortunately, there are always times when documentation is lacking or you inherited a system you know nothing about. Let’s look at a few ways of figuring out what versions the key components our systems are running. Continue reading
TACACS+, Linux, and Cisco Command Accounting
I recently finished configuring our medium sized corporate network devices to authenticate via Radius against windows Network Policy Server. Never being satisfied I wanted to take it a step further and account for administrative actions taken on our routers and switches. Basically, I want a record of every command typed into the network devices. Its like a key logger of sorts for your Cisco devices… I know Cisco and other vendors offer some commercial TACACS+ servers but all were outside of the budget for this project. Continue reading
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