Scott Lawrence wrote:
> On Tue, 2008-08-19 at 18:23 -0400, M. Ranganathan wrote:
>> Hello
>>
>> I have to do a test for AT&T where the Display Name set on the phone
>> is forwarded with the outbound Invite to the ITSP. However, I notice
>> that sipXproxy seems to drop the display name when forwarding.
>> Attached is a merged and filtered trace (I filtered the relevant
>> sections using sipx-trace ).
>>
>> Notice that in Frame 17 the INVITE has the display name "user six" in
>> the From header. However notice that in Frame 19, the display name is
>> dropped.  Not sure if I should I be setting the display name
>> elsewhere. If this is a possible bug, I can file a report.
> 
> The display name was removed because you had configured a caller alias.
> You can tell because the Record-Route header has a fromalias attribute
> in it - this can be decoded using the sipx-readroute script:
> 
> sipx-readroute 
> 
> Record-Route: 
> <sip:192.168.5.240:5060;lr;sipXecs-rs=%2Afrom%7EZHJqdzZvcnB6bQ%60%60.400_authrules%2Aauth%7E.700_fromalias%2Aalias%7EPHNpcDo3MzItMzIwLTQyODBAZXhhbXBsZS5jb20%27O3RhZz1kcmp3Nm9ycHpt.700_fromalias%2Acaller%7EInVzZXIgc2l4IiA8c2lwOnVzZXI2QGV4YW1wbGUuY29tPjt0YWc9ZHJqdzZvcnB6bQ%60%60%21c7c2d612599987c01f743df2b1f6a0e3>
>     *from=drjw6orpzm
>     400_authrules*auth=
>     700_fromalias*alias=<sip:[EMAIL PROTECTED]>;tag=drjw6orpzm
>     700_fromalias*caller="user six" <sip:[EMAIL PROTECTED]>;tag=drjw6orpzm
> 
> The 'caller' attribute is the original caller url, and the 'alias'
> attribute is the value it is replaced by.
> 
> The CallerAlias authplugin takes the value from its IMDB table and uses
> it as a full url, replacing only the 'tag' value.  
> 
> Apparently, sipXconfig won't let you enter a full URL value in the
> alias, but if it would, then you could control any part of the url sent
> in the aliased call except the From tag.
> 
> 
> 

Not sure why sipXconfig has this limitation. But if it's just an overly 
eager error checking that should be easy to remove.
There is a JIRA issue on it:
http://track.sipfoundry.org/browse/XCF-2633
D.

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