[Spce-user] Multisite SIPWise setup

[Joel Smith | VOZELIA]

Hi Raúl, 

I'm going to setup a LAB and do some tests. I'll let you know if I get this working :)

Thanks for your help! 

Best regards, 

Vozelia
JOEL SMITH 
VOZELIA 
joel at vozelia.com 
Vozelia Telecom - Tlf.: 91 182 15 15 - web: www.vozelia.com 

----- Original Message -----
> From: "Raúl Alexis Betancor Santana" <rabs at dimension-virtual.com>
> To: "Spce-user" <spce-user at lists.sipwise.com>
> Sent: Friday, February 14, 2014 7:39:55 PM
> Subject: Re: [Spce-user] Multisite SIPWise setup
> 
> On Fri, Feb 14, 2014 at 03:46:22PM +0100, Joel Smith | VOZELIA wrote:
> > Hi Raúl,
> > 
> > 1) When a Request arrives at one sbc, how to detect if its for me
> > or for the other sbc?  ----> ¿Any ideas?
> 
> Easier part ... the answer it's another question ... is it on my
> registered UA's DB?:
> - Yes? -> so a local UA
> - No but still a request to a user of my domain? -> maybe on other
>   SBC, must forward the request TO WHERE IT IS REGISTERED
> 
> Also you will have to take into account the other posibilities ...
> like, user offline, etc.
> 
> > I'm not sure how to do this... Can the SBCs have some sort of
> > contact/registration "sync" ?
> 
> Yes, they could, that a matter of you whant to do it ... my memcache
> module, register replication (native register replication, kamailio
> support that), a combination of both ... (the better aproach)
> 
> > As they will all use the same database (shared with asterisk), when
> > a user registeres with sbc1, the sbc1 will then register with the
> > asterisk1, and the asterisk1 will update the realtime database
> > with the info the SBC1 gave, later SBC2 should be able to route a
> > call directly because in the database sbc2 will find the "contact"
> > header with the info the SBC1 gave. Is this correct?
> 
> Why do you suppose that schema works? ... have you deeply test it ...
> I bet you, that schema will give you a lot of headaches
> 
> > 2) NAT issues ----> If all servers (sipwises + asterisks) have
> > public IP addreses, will there still be NAT issues? (Or do you
> > mean NAT issues related on the client<->sipwise registration
> > side?)
> 
> NAT issues should be allways a client->SBC issue ... if you are fool
> enought to use sipwise BEHIND a NAT ... man ... you are insane ...
> ;-P
> 
> And now the 'good news' ... if a request arrives at sbc1, but it's
> for
> a user registered on sbc2 and BEHIND NAT ... your ONLY PATH for all
> the SIP routing it's STRICT SIP UA1 <-> SBC1 <-> SBC2 <-> UA2
> 
> > 3) Routing back requests ----> Can you explain this a bit more?
> 
> Means what I have told you on the previous paragraph
> 
> Best regards
> 
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