Prevent certain ip ranges from accounting

James Wakefield jamesw at
Sat Oct 7 17:39:28 CEST 2006

Phil Mayers wrote:

> If you're assigning fixed IPs, you might look at netflow. Packets like 
> "ipfm" and similar can be used to monitor traffic by IP from a port 
> mirror. All depends on your network architecture.

You can also use netflow with dynamic IPs, if you script up something to 
match the IPs and timestamps in the netflow data against the timestamps, 
IPs and usernames in your radius accounting.

James Wakefield,
Unix Administrator, Information Technology Services Division
Deakin University, Geelong, Victoria 3217 Australia.

Phone: 03 5227 8690 International: +61 3 5227 8690
Fax:   03 5227 8866 International: +61 3 5227 8866
E-mail:   james.wakefield at

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