[SR-Users] SIP-links adjacency

[Alex Balashov]

Hi Oleg,

What about choosing the dispatcher group based on a hash 

https://kamailio.org/docs/modules/5.2.x/modules/cfgutils.html#cfgutils.f.core_hash

over a SIP attribute that is tied to the source IP of the inbound SBC, such as $si or $fd?

https://www.kamailio.org/wiki/cookbooks/5.2.x/pseudovariables#si_-_source_ip_address

https://www.kamailio.org/wiki/cookbooks/5.2.x/pseudovariables#fd_-_from_uri_domain

— Alex

—
Sent from mobile, with due apologies for brevity and errors.

> On Oct 7, 2019, at 5:43 AM, Oleg Belousov <obelousov at gmail.com> wrote:
> 
> 
> Hello.
> In our setup kamailio perfoms some logic depending on call direction, inbound or outbound. Call direction is identified by 2 SBC IP (IP_inbound/IP_outbound), we currently use for that 2 dispatcher groups and that is working fine.
> 
> Now number of peer nodes increased from one SBC till few tens, but we still need to keep SIP-links adjacency, meaning that call which arrived from SBC_N IP_inbound
> need to be submitted via same SBC_N IP_outbound and vice versa. There could be few approaches to implement that requirement, I'm wondering if can use existing dispatcher function/select destination logic to support SIP-links adjacency.
> --
> obelousov.tel
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