Discover the latest news from Sewan
See all news

Expert talk

Trunk. Multisite. These are terms commonly heard in the business telephony world. Two terms that we are used to using separately. But what happens if you do fusionner ? In order to improve the management of a company with many subsidiaries, it was necessary to rethink Trunk and add a very important component: The Multisite

Any questions? Contact us

Focus on...


Improve your competitiveness with tomorrow's telephony, today.


An asymmetrical broadband connectivity offer based on a multi-operator fibre optic network.

Yealink T57

The Yealink T57 is an easy-to-use, high-end business phone, especially designed for busy professionals.