How to test FreeRADIUS on CentOS from a remote windows PC using NTRadPing

[Fajar A. Nugraha]

On Mon, Feb 13, 2012 at 6:48 PM, Alan Buxey <A.L.M.Buxey at lboro.ac.uk> wrote:
>> I even tried to telnet 1812 on localhost but it says connection refused.
>
> yep. firewall. adjust your CentOS default firewall settings - /etc/sysconfig/iptables
> so that your client can talk to the server on UDP 1812

While firewall is most likely the culprit, you can't use "telnet" to
test UDP connection.

-- 
Fajar