ISDN is the acronym for Integrated Services Digital Network.
ISDN refers to conventional (copper) telephone lines, connected to the incumbent operator through wall sockets commonly known as T-jacks.
Landline
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Opting for VAS numbers at Sewan means optimising your customer relations as much as possible.
More information >Contact Experience
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Increase the efficiency of your customer service and give context to your conversations.
More information >Unified Communications
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Microsoft 365
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Internet access
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With the monitoring solution designed by Sewan, you have full control, in real time, of everything that happens on your network.
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Managed Services
This solution offers companies the opportunity to focus on their core business and entrust server operations to Sewan.
More information >Cloud security
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Managed services
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