For the ease of future reference, it would appear that post was http://sr-dev.sip-router.narkive.com/bfyDpQ36/git-alexh-master-core-modules-tm-modules-sl-make-adding-path-and-flags-to-redirected-contacts#post4

On 9 January 2015 at 09:32, Alex Hermann <alex@speakup.nl> wrote:

On Thursday 08 January 2015, Asgaroth wrote:
> I am attempting to setup a standalone redirect server which will lookup
> contact info and redirect to appropriate outbound proxy.
>
> The problem I am having is that the registrar is storing the path and
> recieved information, however, when I perform a lookup and reply with
> 302, the recieved and path information is not included.

<snip>

> Any suggestions/comments to assist in how I get this info into the 302
> message would be greatly appreciated.

See my messages from 2011-08-08 on sr-dev mailinglist. It has an
implementation for this.

[sr-dev] git:alexh/master: core modules/tm modules/sl: Make adding path and
flags to redirected contacts optional

-- 
Daniel-Constantin Mierla
http://twitter.com/#!/miconda - http://www.linkedin.com/in/miconda