freeradius, proxy and packet loss

[Alan DeKok]

Evgeniy Kozhuhovskiy wrote:
> - my freeradius 2.0.5 server sends auth-req -- remote server gets it and
> process -- remote server sends answer -- it reach our server -- ~95%
> replyes goes to NAS'es, but sometimes my server says that "Rejecting
> request 4490 due to lack of any response from home server xx.xx.xx.xx
> port 1812"

  The proxy only does that if the home server is very slow... i.e. it
doesn't respond within 30 seconds.  See proxy.conf for configuration
parameters.

> (but in fact this response arrives to the interface of the computer with
> freeradius installed - i see this with sniffer, but there is nothing in
> freeradius logs about this packet)

  Odds are that it arrives, but too late.  Run the server in debugging
mode to see it print a message saying exactly this.

  Alan DeKok.