[OpenSIPS-Users] Compact/Full Headers

Bogdan-Andrei Iancu bogdan at opensips.org
Tue Aug 4 18:25:43 CEST 2015

Hi Ben,

The OpenSIPS 2.1 has the compression module that is able to do that for 
you automatically:


Bogdan-Andrei Iancu
OpenSIPS Founder and Developer

On 27.07.2015 19:06, Newlin, Ben wrote:
> Does anyone have any ideas about this?
> The only thing I found was the txtops module. I tried using it to 
> simply do a text replacement of the compact headers for the full headers:
> replace("^c: ", "Content-Type: “);
> But this doesn’t work when there are headers that OpenSIPS will 
> replace like Via. When the message is sent, the text replacements end 
> up in the wrong places as the new Via headers are not inserted in the 
> same place the old ones were.
> Would I have to actually remove the header (remove_hf), copy the 
> content, and then replace it (append_hf)? What would be the best way 
> to do that for any given header?
> Ben Newlin
> From: "Newlin, Ben"
> Date: Friday, July 10, 2015 at 5:54 PM
> To: "users at lists.opensips.org <mailto:users at lists.opensips.org>"
> Subject: Compact/Full Headers
> Is there a simple way to convert Compact headers to their full form 
> and vice versa while processing a message? I haven’t found much 
> mention of compact headers except that they are supported. I also saw 
> the new compression module in 2.1, but we are using 1.11.
> Ben Newlin
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> Users at lists.opensips.org
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