Jul
22
2008
If you wonder if you should use rlm_ippool or rlm_sqlippool to turn your Radius into a "DHCP" server, read on! rlm_ippool We first configured Freeradius to provide IP addresses through the ippool module. IPs are stored internally in a binary data file. radiusd.conf ippool main_pool { range-start = 192.168.0.2 range-stop = [...]
Tags: Freeradius, ip, linux, Mysql, pool, radclient, radius, release, SQL
Mar
17
2008
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 [...]
Tags: accounting, billing system, Freeradius, graph, linux, Mysql, Oracle, Postgresql, radius, report, reporting, SQL, traffic
Aug
01
2007
Many people using Radius for accounting don’t know there are counters limits. Values defined in the protocol are stored in 32 bit fields meaning you will never go any higher than 4294967296 bits, that is fairly more than 4GB. If a session stays up for days, there are good chances that the counter resets to [...]
Tags: accounting, Cisco, Database, Freeradius, gigawords, interval, linux, Mysql, radius, SQL, traffic, update