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Categories
Category Archives: Linux
VMware Troubles
At the Circus we have been having random reboots and are struggling to figure out the culprit as no one can seem to find any errors in the logs. In order to help narrow the scope I wrote this script … Continue reading
Posted in Code, Linux
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More Services for the Lab Server
After setting up TACACS+ and FreeRADIUS I decided to go ahead and add more services to my main test lab server. I am using CentOS in the lab, and decided to add a syslog server and an FTP server to … Continue reading
Posted in CCIE, Linux
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General Purpose Lab Server
I have a number of servers in the lab, but my main server is a jumpbox that straddles the lab and our network named TLTS1. I wanted to be able to really test authentication in the lab so I decided … Continue reading
Posted in CCIE, Linux
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Webmail with SSL Certificates
This stack is part of a larger project that I created nearly ten years ago. I am on the fourth rewrite of this for some internal email. We are in the process of migrating from Cyrus and Squirrelmail to Dovecot … Continue reading
Posted in Code, Linux
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Linux NAT with a Web Interface
In 2006 I wrote a web interface for Linux NAT tables. It was not pretty, but it moved NAT from the core routers or firewalls onto a server that the PC Techs could manage. The goal was to push management … Continue reading
Posted in Code, Linux
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ELK Stack
My basic configuration. rsyslog –> Logstash –> Elasticsearch –> Kibana with GeoIP At this time I do not plan to proxy Kibana with Nginx. The goal here is to keep the setup and configuration as simple as possible. Versions: CentOS … Continue reading
Posted in Linux
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Linux iSCSI Multipath on NetApp
Linux iSCSI multipath on NetApp Install the iSCSI and multipath rpms. A little note about initiator naming. I tried to change mine to be similar to how we set up targets on Linux and fumbled around for hours. When I … Continue reading
Posted in Linux, Uncategorized
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