Fixed telephony is facing radical transformation as more and more calls in the world are being carried over IP networks. Voice over IP (or VoIP) is therefore becoming the most common way for businesses to manage fixed telephony as an application on the IP network, just like email. VoIP also enables you to integrate your telephony and your IT applications, internet etc, leading to many opportunities. Ready to surprise your customers? SIP Trunk is your gateway to the VoIP world!
Simplicity
Combine all your fixed voice lines in 1 gateway and include fixed calls in 1 centralized network over IP.
Flexibility
Scale capacity and/or redundancy at the pace of your business.
Quality
Benefit from a higher voice quality.
Collaboration
Centralize your calls and collaboration traffic in 1 single gateway while safeguarding the quality of your traffic. Our SIP Trunk works with multiple PBX systems and unified communication platforms like Microsoft Teams for enhanced collaboration and efficiency.
Cost efficiency
Pay as you grow and scale your voice infrastructure at the pace of your business.
Simultaneous calling on 1 trunk up to 100 calls
Secure connection with Session Border Controller included
Geo-redundant setup on Proximus NXT backbone network
Offered as standalone voice solution or as part of Proximus NXT multi-service solution (see Explore for more details)
Compatible with the "Company Pack", a communication price list shared between all your fixed numbers
Extendible to multiple redundancy scenarios
Simultaneous calling on 1 trunk up to 100 calls
Secure connection with Session Border Controller included
Geo-redundant setup on Proximus NXT backbone network
Offered as standalone voice solution or as part of Proximus NXT multi-service solution (see Explore for more details)
Compatible with the "Company Pack", a communication price list shared between all your fixed numbers
Extendible to multiple redundancy scenarios