Freeradius proxy: rewriting response messages

Alan DeKok aland at
Wed May 7 22:19:12 CEST 2008

Simone Vendemia wrote:
> Unfortunately we need to rewrite the response returned to freeradius
> by the other server, in order to change the framed-ip-address and
> framed-route given by the proprietary radius with the data inserted
> previously in our freeradius sql database (mysql) through dialupadmin.
> Both the proxy and the proprietary server have the same usernames in
> their local db.
> Is that a possible setup? We've already searched online without much luck.
> Thank you in advance.

  See the "rewrite" module in radiusd.conf.

  In 2.0, you can update any attribute using "unlang".

post-proxy {
	if (proxy-reply:Framed-IP-Address) {
		update proxy-reply {
			Framed-IP-Address :=

  Alan DeKok.

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