[SR-Users] SEMS license with kamailio and rtpengine

[Alex Balashov]

You do not need to purchase a licence to incorporate SEMS into a service platform to sell telephony to customers. You may not, however, sell SEMS per se.

That’s the very, very simple version.

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

> On Feb 8, 2022, at 11:47 AM, Patrick Karton <patrickarton at hotmail.com> wrote:
> 
> 
> Hello im using kamailio and rtpengine to build a custom SBC.
> 
> i was using freeswitch as my b2bua but i noticed a lot of issues when cps and simultaneous increased so i tried sems and i have better results.
> 
> But i do not really understand sems license so i want to know if i can use it.
> 
> i read from sems github
> 
> "It is licensed under dual 
>  license terms, the GPL (v2+) and proprietary license. This
>  program is released under the GPL with the additional exemption
>  that compiling, linking, and/or using OpenSSL is allowed.
> 
>  For a license to use SEMS under non-GPL terms, please contact
>  FRAFOS GmbH at info at frafos.com"
> 
> so my question is if i want to use sems as b2bua with kamailio and rtpengine and make profit of it do i need to purchase a license each time i want to sell it to a customer ? 
> 
> 
> Thanks.
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