It’s been about a month since I posted the initial overview and I thought it would be good to post an update of the progress. While I’ve not been able to devote 100% to this project over the last month there have been some significant improvements. The most visible ones are to the web interface. [...]
Browsing Posts tagged resume
What I do – Fraud Management System -Update1
April 2, 2012
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What I Do – Fraud Detection System Initial Overview
March 2, 2012
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I’ve been working on a big new project since just before the new year and it’s starting to take shape and generate useful results. I can’t give away too many details on how exactly it works but I wanted to share this with some of you who are also working in telecom. I was asked [...]
What I Do – Broadsoft CDR Files to Radius Accounting Records
February 2, 2012
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As part of a larger project I needed to generate real time radius records from the CDR accounting files of several cluster pairs of Broadsoft application servers. So I wrote a perl script to do just that. It maps the CDR fields to radius attribs and encodes the accounting packet using the Net::Radius::Packet CPAN module. [...]
What I do – Dynamic Daily Table Partitions With Postgres
January 19, 2012
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As part of a new and fairly large project I have a need to partition a few postgres tables and have a rolling daily window. That is.. I want to organize data by a timestamp storing each day in its own partition and maintain 90 days of historical data. Doing this is possible in Postgresql [...]
What I do – Interviewing for Linux Engineers
December 11, 2011
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Now and then I’m called on to help interview candidates for linux admin/engineer slots and as I’ve been doing some of that lately I thought I’d share the way I go about doing a technical interview. This approach seems to work equally well over the phone or in person. I’m big on understanding the fundamentals [...]
What I do – Voice Integration With Nagios and Asterisk
December 5, 2011
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I was called on to provide a method of alerting from within nagios that was more active and direct than the usual use of email or SMS messages. So I came up with a simple way to have a nagios notification place a phone call to our off hours tier3 support line to report certain [...]
