Category Archives: Linux

Simple Script

Posted on August 24, 2010 by Judson Bishop

This morning I could not for the life of me remember how to read two variables from on line in bash. As a result I am putting this simple script up here. The listing of printer IP addresses is in … Continue reading →

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McKesson Star and DHCP

Posted on July 17, 2010 by Judson Bishop

Aren’t statistics wonderful. I was looking through some referrer traffic and it appears that McKesson Star and DHCP are often googled and this blog comes up as #1 with that query. So I figured I had better write a post … Continue reading →

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ClusterIt

Posted on July 16, 2010 by Judson Bishop

I’ve been playing with more clustering as I prepare for a RedHat class in August and figured I would write about ClusterIt. I was looking to run a few commands on about six servers and went looking for a simple … Continue reading →

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Integrate McKesson MSE into AD

Posted on May 24, 2010 by Judson Bishop

I use the term hacking in the classic sense, not in the cracker sense. We moved one of our enterprise electronic medical records (EMR) from AIX to Linux over the last few weeks. Go-live was last Thursday night, and I … Continue reading →

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Troubleshoot DHCP

Posted on May 2, 2010 by Judson Bishop

I am not going to get into a long discussion of DHCP. I run the DNS/DHCP servers at work and have a pretty good idea of how it all works. Even though the basics are the same, BIND is a … Continue reading →

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DocMgr with AD Authentication

Posted on April 23, 2010 by Judson Bishop

Over the past couple of days I hacked an older version of DocMgr to authenticate users to Active Directory. I thought it might be interesting for some readers to see my thought process, hence this post. All of the scripts … Continue reading →

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Linux DBI::ODBC AS400

Posted on April 19, 2010 by Judson Bishop

At the Circus we are removing the last vestige of our OpenLDAP implementation and moving it to Active Directory. As a result I’m going to document some of the odd scripts I have written as glue to help keep things … Continue reading →

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Security by Obscurity

Posted on April 16, 2010 by Judson Bishop

It kills me. One of our Windows administrators went to class and “learned” that you should not give meaningful names to servers on your network because that would make it too easy for some cracker find his or her way … Continue reading →

Posted in Linux, Thoughts | Leave a comment

Making the Transition

Posted on March 29, 2010 by Judson Bishop

How do you know you have crossed over from a sysadmin to a network admin? When you log on to a Linux server and type “en.” There is a story here. I used to login to a router or switch … Continue reading →

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DHCP NAT

Posted on March 10, 2010 by Judson Bishop

I have debated about whether or not to post this project. I wanted this to have a sqllite backend and run on the Cisco AXP but never had the time to go back and hack more on it. I think … Continue reading →

Posted in Code, Firewalls, Linux | Leave a comment