Big Savings
SIP Trunking can reduce traditional line-rental and call costs compared with legacy ISDN services, depending on your existing setup and selected package.
Phone Systems
SIP Trunking
Replace rigid legacy ISDN connectivity with flexible, scalable and resilient SIP Trunks built for modern business communications.
Modern Business Voice
Flexible SIP Trunks for your existing phone system
SIP Trunking connects compatible business phone systems to the public telephone network using IP connectivity. It can replace traditional ISDN services while giving your organisation greater flexibility, resilience and control.
Why SIP?
Scale your voice service without rebuilding your telephony estate
Keep compatible existing PBX systems
Scale channels up or down
Support business continuity
Retain existing numbers where supported
Reduce dependency on legacy ISDN
Manage inbound calling more flexibly
Business Benefits
Benefits of SIP Trunking and Call Management
Secure Numbers
Number flexibility can help you retain existing geographic numbers when moving premises, subject to availability and porting rules.
Flexible Calling
Choose suitable call bundles and site-to-site options to support how your organisation communicates.
Cut Costs
Reduce reliance on multiple traditional ISDN connections and simplify maintenance across compatible PBX estates.
Legacy-Proof
SIP provides a practical path away from traditional ISDN-based telephony while helping businesses transition to modern IP communications.
SIP Features
SIP solutions for your business
Scalable Lines
Increase or reduce SIP channels as your business changes, while keeping your existing numbers where supported.
Resilient Services
Built-in business continuity options allow calls to be rerouted quickly when sites or services are unavailable.
Full Integration
Integrate SIP Trunking with compatible PBX platforms, business networks and communications applications.
Complete Control
Add SIP Trunk Call Manager to give your team more control over inbound calls through web-based management tools.
PBX Estate Rationalisation
For multi-site organisations, SIP can help reduce the number of traditional ISDN connections and simplify telephony infrastructure.
Business Continuity
Use automated call plans or divert published numbers to alternative locations or mobile devices when required.
Voice & Data Convergence
Run voice services over suitable business connectivity and simplify how telephony and data services are delivered.
Fraud Protection Options
Additional fraud-protection services can help identify unusual calling patterns and reduce exposure to misuse.
Business-Grade Resilience
Designed for organisations that need dependable voice service, resilient routing and faster recovery from outages.
Additional Options
Add more control, security and compliance support
SIP Trunk Call Manager
Take SIP beyond basic connectivity with enhanced inbound-call control, business continuity features and web-based management.
- Direct control of inbound numbers
- Tailored continuity and routing
- One point of management
- Web and app-based control
PCI DSS Support
For organisations handling payment-card information, compatible call-handling and payment solutions can help support your PCI DSS compliance approach.
- Protect payment-card data
- Reduce exposure during payment calls
- Support compliance workflows
- Suitable for relevant customer-service environments
SIP Fraud Protection
Protect your business from costly phone hacking and misuse with monitoring and controls designed to identify unusual call activity.
- Monitor unusual usage
- Reduce risk of unexpected bills
- Apply protection to selected numbers
- Tailor controls to business needs
Call Management
SIP Trunk Call Manager
SIP Trunk Call Manager adds inbound-call control and continuity tools to your SIP service, helping you manage business numbers and routing from one solution.
- Full and direct control of inbound numbers
- Tailored business continuity routing
- Simplified replacement for legacy ISDN services
- Support for common UK geographic number ranges
- One point of contact for SIP and call management
- Web and app-based management
Continuity
Keep your business reachable during disruption
If a location becomes unavailable, suitable SIP routing can help redirect calls to another site, number or mobile destination. This makes SIP a strong foundation for telephony business continuity.
Discuss resilienceSIP Call Guard
Fraud Protection Service
Business telephony can be targeted by hacking and misuse. Fraud protection options can monitor unusual calling activity and help reduce the risk of unexpected charges.
Monitor unusual call usage
Reduce exposure to expensive misuse
Protect selected existing numbers
Tailor controls to business requirements
Payment Security
PCI DSS support options
Organisations that take card payments need to protect cardholder data and follow the PCI DSS requirements that apply to their payment environment.
Why secure payment handling matters
Payment-card data must be handled carefully. Where relevant, we can help you explore compatible solutions that support secure payment workflows alongside your telephony environment.
Reduce exposure of payment-card data
Support secure customer-payment processes
Protect brand and customer confidence
Support relevant compliance controls
SIP Trunking
Modernise your business voice connectivity
Talk to EbbeOne about SIP Trunking, call management, resilience and additional protection options for your business.