[Serusers] Re: How to change Caller ID in FROM field ?

Steve Blair blairs at isc.upenn.edu
Wed Oct 25 00:57:42 CEST 2006


You can do this several ways. I use to just completely replace the From 
header but this screwed up call accounting (for callers with caller ID 
blocking enabled) which we do in our Cisco gateways. Now I append an 
Remote-Party-ID header leaving the Fromheader intact for accounting 
purposes. Try one of the following:

1)  replace("^From:(.*)>" , "From: \"Anonymous\" 
<sip:anonymous at invalid.nowhere>");

   Where the second string contains whatever you want the caller ID info 
to be. This example is for caller ID blocking.

2)

 if (append_rpid_hf("Anonymous 
<sip:","@upenn.edu>;party=calling;id-type=subscriber;screen=yes")) {
 } else {
     log(1, "RPID not found\n");
 };

Of course this requires other configuration items. You may also want to 
add the following:

modparam("auth", "rpid_prefix", "<sip:")
modparam("auth", "rpid_suffix",
"@upenn.edu;user=phone>;party=calling;screen=no;id-type=subscriber;privacy=off")
#

-Steve

lawrence k.y. lin wrote:

> Hi all,
>
>    Appreciate if someone can give me a suggestion or even an answer.
>    Since the call from SIP device to PSTN phone did not have Caller ID 
> and our Telco carriers request for the Caller ID, we have to set a 
> number before the calls are routed to PSTN gateway.
>    I did it in Asterisk before with the function calls 
> SetCallerID(CLID) or Set(CALLERID(number)=CLID) (depends on the 
> Asterisk version) and these function calls worked. But because of the 
> scalabliity issue, I changed to SER and would like to do the similar 
> thing as in Asterisk.
>    I read the SER document and awared SIP_HF_FROM has the data for the 
> entired FROM field. Is there any other variables for Caller ID only ?
>    I searched the mailing list for SER and did not find any related 
> topic (only found one with title: caller-id with raius using sip-rpid, 
> but it is irrelevant).
>
>   Thanks in advance.
>
> Larry
>
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