Hello,

On 02/16/2010 02:21 AM, Fernando Frota M Morais wrote:
Before sending this message I looked for an answer and found some options, two
of them are followed:

1) SUBST function, sample listed here:

if (is_present_hf("User-Agent"))
   {
       remove_hf("User-Agent");
       remove_hf("P-Asserted-Identity");
       subst("/^From: \".+\" (<sip: *[a-zA-Z0-9_\.-]+<at>  .*>)/From: \1/ig");
       subst("/^To: \".+\" (<sip: *[a-zA-Z0-9_\.-]+<at>  .*>)/To: \1/ig");
    }

2-a) uac_replace:

if (from_uri=~"^sip:108040...@voip.mydomain") {
               xlog("L_ALERT", "TESTANDO - Original From is ($fu-$fn)\n");
  #              uac_replace_from("sip:031" . $fU . "\...@voip.mydomain");
                
uac_replace_from("Frota10804007","sip:03110804...@voip.mydomain");
               xlog("L_ALERT", "TESTANDO - From changed to ($fu-$fn)\n");
};

OR :

2-b) uac _replace #2:

if (from_uri=~"^sip:108040...@.*") {
                 xlog("L_ALERT", "Route 21 - Original from is ($fu-$fn)\n");
                 $avp(from)=$fu;
#               $avp(to)=$ru;
#               avp_pushto("$ru", "$avp(from)");
                 avp_subst("$avp(from)", "/(sip:)/sip:031/");
                 uac_replace_from("$avp(from)");
#               xlog("L_ALERT", "Route 21 - From changed to ($fu-$fn)\n");
#               avp_pushto("$ru", "$avp(to)");
         };
}
OR


Looks like uac_replace is safer then "subst" function, because it can be
reverted, but I did not found a way to use concatenation or any other kind of
string operation as a parameter for it.

the parameters can be pseudo-variables, so you can build value there.

Cheers,
Daniel

  I don't want to start a discussion, I
need only a few lines showing me how to change from_uri_from  from
"sip:108xxxx" to "sip:031108xxxx".

Thanks in advance,


--
Daniel-Constantin Mierla
SIP Server Professional Solutions
* http://www.asipto.com/


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