Crossing Telecom and CrossPBX

For more than 30 years, Crossing Telecom has been a trusted name for business connectivity in Luxembourg. The company has supported hundreds of companies with telecom solutions, including SIP trunking, CrossPBX cloud telephony, and professional internet services.

In July 2025, Crossing’s customer portfolio became part of Mixvoip. This transition ensures long-term service continuity and stability for all Crossing business clients, while preserving the relationships and solutions they depend on.

What stays the same for Crossing customers

Businesses working with Crossing can continue to operate without disruption.

• Services remain unchanged: Your SIP trunk, CrossPBX, and internet solutions continue to function as before.
• Same points of contact: The Crossing employees you already know and trust remain your account and support contacts.
• No administrative changes: All contact information, contracts, and bank account details remain exactly the same.
• Uninterrupted reliability: The systems and solutions you rely on remain fully supported.

Service portfolio of Crossing Telecom

SIP trunking for business

Crossing has been one of Luxembourg’s go-to providers for business SIP trunk solutions, helping companies modernize their voice communications while maintaining flexibility and cost efficiency. Whether used with on-premise PBXs or cloud systems like CrossPBX, Crossing’s SIP trunks deliver reliable call quality and scalability for growing businesses.

CrossPBX cloud telephony

With CrossPBX, Crossing has enabled businesses to move their phone systems to the cloud, offering flexibility, remote working support, and simplified management. CrossPBX allows teams to make and receive calls anywhere, connect multiple sites, and access features like call recording, voicemail-to-email, and conference bridging.

Business internet services

Crossing has long delivered stable and high-performance internet connectivity for businesses of all sizes. Companies benefit from fast, secure connections tailored to support cloud applications, VoIP, and demanding data needs.

A trusted partner for more than three decades

With a history spanning over 30 years, Crossing Telecom remains committed to supporting Luxembourg’s business community with reliable communication solutions. Now, with the added backing of Mixvoip, Crossing customers can rely on even greater stability and benefit from a broader range of services designed for modern businesses.

In addition to their existing SIP trunk, CrossPBX cloud PBX, and internet services, customers now have access to:

• Mobile solutions, including business mobile subscriptions and data plans.
• Mobile connectivity over 5G and satellite for dependable connectivity even in remote locations.
• An expanded connectivity portfolio, with high-speed fiber and dedicated lines for critical operations.
• SIP trunking in more countries, supporting businesses with international branches or remote offices.
• IT services such as infrastructure management, cloud integration, and user support.
• Enhanced security, with enterprise-grade firewall solutions and proactive monitoring.
• Office essentials, including managed printers and print solutions.
• A larger team of specialists in compliance, technology, and cybersecurity, ensuring businesses remain secure and up to date with regulations.