Mike, we tried all kinds of things...this problem is at a deeper level that
dialplans can handle.

On Fri, Jun 15, 2012 at 12:55 PM, Michael Picher <[email protected]> wrote:

> the other thought could be a special gateway type or a special dial plan
> entry type...  (a la, site to site dial rule).
>
>
> On Fri, Jun 15, 2012 at 1:26 PM, Kyle Haefner 
> <[email protected]>wrote:
>
>> Hi Devs,
>>
>> After some testing I found that the MSFT_ExchangeTransferHack
>> authorization plugin fro sipxproxy is no longer needed with Exchange
>> 2010.  I.E. a REFER from Exchange no longer looks like it is
>> transferring to a foreign domain.
>> What this means is that the TransferControl plugin challenges the
>> REFER from Exchange. Exchange does not handle the Proxy Authentication
>> and the call is gracefully dropped by Exchange (jira XX-9704).
>>
>> I've written a patch that reads in a couple of FQDNs from the
>> /etc/sipxpbx/sipXproxy-config that the TransferControl plugin uses as
>> a white list to not challenge the REFER.  I tested this and it works
>> in sipxecs 4.4 (it should be a pretty straight forward port to 4.6).
>>
>> I have a few questions.
>>
>> 1.  What is the plan for settings that exist in the /etc/sipxpbx
>> directory?  Are any of these moving to mongo?
>>
>> 2.  When an exchange voice mail server is set-up in the UI, where are
>> the server ip/fqdn  settings stored?  Is it only in the
>> mappingrules.xml?
>>
>> 3.  I don't like the idea of white lists from a security perspective.
>> But short of having MS Exchange respond to a Proxy Auth I don't see a
>> way around this.  A properly functioning firewall should prevent any
>> spoofed REFERS.  Any thoughts?
>>
>> Thanks,
>>
>> Kyle
>>
>>
>> --
>> Kyle Haefner, M.S.
>> Communication Systems Programmer
>> Colorado State University
>> Fort Collins, CO
>> Phone: 970-491-1012
>> Email:  [email protected]
>> _______________________________________________
>> sipx-dev mailing list
>> [email protected]
>> List Archive: http://list.sipfoundry.org/archive/sipx-dev/
>>
>
>
>
> --
> Michael Picher, Director of Technical Services
> eZuce, Inc.
>
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-- 
Josh Patten
eZuce
Solutions Architect
O.978-296-1005 X2050
M.979-574-5699
http://www.ezuce.com
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