[OpenSER-Users] Manipulation of the From header username

Tobias Lindgren tobias.lindgren at ip-only.se
Fri Oct 19 16:04:47 CEST 2007


Hi,

can I ask a question in regard to this thread. Is it valid according to
standards to alter the From-header in a SIP INVITE?

Br,
/Tobias

Daniel-Constantin Mierla said the following on 2007-10-19 14:41:
> Hello,
> 
> On 10/19/07 11:05, malmic at alice.it wrote:
>> Hello there,
>>  
>> I need to strip away the first digit "0" from the username of the 
>> Header From on an incoming INVITE message.I had already used the 
>> uac_replace_from when adding digits to the from field on outgoing 
>> INVITE but stripping a digit seems harder for me.
>> Can somebody help me?
> you can use the substr transformation to get read of leading 0 in an 
> avp/var, and then use the result in uac_replace_from.
> http://openser.org/dokuwiki/doku.php/transformations:1.2.x#s.substr_offset_length
> 
> Cheers,
> Daniel
>>  
>> Thx
>>  
>> Michele
>> ------------------------------------------------------------------------
>>
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> 
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