[SIPForum-discussion] Want to gain expertize in SIP/VOIP

[Victor Pascual Avila]

On Mon, Jun 29, 2009 at 2:52 PM, Rakesh V<vrakesh.techie at gmail.com> wrote:
> Hi All,
> This is Rakesh . Though i'm strong in Java/Oracle, i' totally new to
> VOIP/SIP domain .
> I have also worked on Java Mail API related Apps and other such stuff .
> But i'm very much interested in VOIP/SIP stuff .
> I'm looking to gain some experience in this domain .
>
> Some of you might have started off as a beginner and reached the point to
> where you are now.
> I'll be really happy if any one could share their experience and kindly let
> me know the chronological order that i need to follow, so as to gain
> expertize in this area .
>
> I mean which all sites/articles/tutorials i should study first and where
> shall i start the programming from .
>
> Pl. provide your valuable inputs regarding this .

I'd suggest:
1) read chapters 4, 6, 9, 11, 16, 17, 19, 21, 23 and 26 from [1] (3rd
edition) and the related rfcs (specially rfc3261)
2) play with SER[2] or Kamailio[3] SIP proxies
3) play with OpenSIPS presence server [4]
4) read Kamailio's devel guide [5]

Have fun,
-- 
Victor Pascual Ávila


[1] http://www.amazon.com/3G-IP-Multimedia-Subsystem-IMS/dp/0470516623/ref=sr_1_1?ie=UTF8&s=books&qid=1246287267&sr=1-1
[2] http://www.iptel.org/ser
[3] http://kamailio.org/
[4] http://www.opensips.org/index.php?n=Resources.PresenceServer
[5] http://www.asipto.com/pub/kamailio-devel-guide/