Archive for 2013



Oct 24 2013

Run DHCP Relay on a Cisco Catalyst 2960

Published by under Cisco

Having a DHCP relay on a layer 2 switch is usually a nonsense. I happened to get a crash on a DHCP server and had no hands on the ISP router at a remote site. This was my only option to avoid a massive change for static IP. Some say layer 2 devices cannot deal […]

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May 11 2013

Freeradius Usage Graphs

Published by under Freeradius

Radius servers generate a lot of accounting records. Is it worth keeping them? Damn yeah! Beside the fact they could be used to check if a customer was connected at a given date, or find out who got IP address X.X.X.X that same day, the most interesting is to generate traffic reports and show customers […]

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May 08 2013

Mysql Stored Procedures Backup

Published by under Mysql

Be aware while backing up Mysql databases: triggers are included by default but NOT the stored procedures/functions. Do not forget to add the –routines switch when running a backup.   mysqldump -u user -p my_database –routines backup.sql   Check your backup scripts before running into a disaster recovery.

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