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TELECOMS SOLUTIONS
SIP TRUNKS FOR BUSINESS
SIP trunks enable businesses to make and receive voice calls over the internet in place of traditional phone lines.
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Transform your communications with scalable and reliable SIP trunks for business
By switching to a SIP trunk your businesses will benefit from the ability to scale quickly, experience enhanced operational efficiency as well as reduced monthly costs. Whether you’re looking to future-proof your systems, streamline workflows, or improve customer experiences, SIP trunking for business delivers the advanced tools you need to succeed.
Benefit from extensive monthly cost savings with SIP trunks for business
SIP trunking can deliver substantial cost savings compared to legacy phone systems. By using your existing internet connection, you can eliminate the need for costly PSTN or ISDN lines and enjoy lower monthly costs.
SIP trunks for business operate on a flexible model which prevents overspending on unused lines and allows businesses to scale up or down without unnecessary costs. If you are a multi-site or remote business, calls between sites and remote teams are free of charge, which greatly reduces the monthly billing
Efficient service is key to delivering exceptional value
Our contact centre support services ensure quick issue resolution, reduced operational costs and proactive problem-solving give you added peace of mind that your contact centre is fully supported to perform optimally around the clock.
NET PROMOTER SCORE
0
Month on month we survey our customers to ensure our customer experience levels remain consistently high
CUSTOMER SATISFACTION
97.5 %
CSAT is measured closely to ensure our customers are satisfied with their products, services, and interactions with Opus
FIRST TIME FIX ON A P1
99.2 %
We pride ourselves on delivering fast first time fix rates to ensure faults are resolved quickly on P1 incidents
SIP trunks provide seamless scalability best suited to growing businesses
SIP trunks are built to adapt to the changing demands of your business. Whether you’re expanding, downsizing, or adjusting your workforce, SIP trunking makes it easy to scale. Adding or removing channels is quick and simple, avoiding the need for disruptive physical line installations.
Some of the organisations Opus work with
Achieve high quality voice and unmatched reliability with SIP trunks
Businesses rely on clear, consistent communication as do their customers, and SIP trunking for business delivers exceptional voice quality alongside unmatched reliability. With built-in failover and redundancy features, SIP trunks ensure calls are automatically rerouted in the event of a network issue, preventing potential downtime and the risk of dropped calls. This reliability guarantee keeps your business operations running smoothly 24/7.
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Discover detailed insights in to Copilot features including how Copilot can be used across M365 applications as well as key functionality including use cases and ROI.
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Geographical constraints are no longer an issue with SIP trunks for business
Whether your workforce works from home, in the office, or across multiple locations, SIP trunking ensures everyone stays connected to the same phone system.
Employees can access all the tools, features, and functionalities they need from anywhere with an internet connection, supporting seamless collaboration and added business continuity. Virtual numbers are also available in different regions to better serve local markets
SIP trunking comes packed with advanced features that streamline workflows and enhance productivity
From call forwarding and voicemail-to-email to auto-attendant and advanced reporting, these features ensure every customer interaction is efficient and professional.
SIP trunks for business also integrate easily with CRM systems, collaboration tools, and other third party business applications, helping businesses improve efficiency in a centralised way .
SIP trunks prepare your business ahead of the PSTN switch off
With the upcoming PSTN and ISDN switch-off, SIP trunking for business offers a future-ready solution that ensures uninterrupted communications. Migrating to SIP trunks guarantees your business stays connected without disruption.
By combining voice, video, and messaging into a single platform, SIP trunking supports your entire digital transformation journey.
World class telephony solutions designed to enable your business to
deliver the highest level of customer experience
Some of our telephony solutions are outlined below.
Business Telephony
Check out our wide range of telephony, advanced VoIP services, Microsoft Teams telephony and on-premise solutions.
Microsoft Teams Voice
Access to enterprise grade telephony with Microsoft Teams Phone and benefit from our specialist Microsoft Teams consultancy services.
MS Teams Call Recording
Benefit from fully recorded Microsoft Teams calls to ensure you can play them back and meet compliance regulations.
Call Recording
Understand and respond to customer enquiries using various conversational AI tools such as Intelligent Virtual Agents (IVA) and Agent Assist.
Call Tracking
Track every call your business handles to help you make smarter business decisions and improve the experiences you deliver.
Private Voice Solutions
Benefit from private voice solutions hosted in your own private and highly secure area on premise, in managed Infrastructure or the cloud.
MPLS
Deliver reliable and high-performance networking, prioritising critical traffic and ensuring consistent service levels with MPLS.
Leased Lines
Dedicated leased lines ensure high-speed, reliable, and uninterrupted connectivity for businesses with a need for constant internet access.
Frequently Asked Questions - SIP Trunks
SIP Trunks use the internet to transmit voice calls, replacing traditional phone lines. They connect your phone system to the PSTN via IP, enabling cost-effective and scalable voice services.
SIP Trunks reduce costs, offer better call quality, and enable flexible scaling of channels. Opus delivers a wide range of SIP solutions with number portability and disaster recovery built-in.
This depends on your call volume. A typical business needs one channel per concurrent call. The team of consultants at Opus can help assess and recommend the right capacity.
Existing numbers can be ported to SIP Trunks, ensuring business continuity. Opus manages the transfer process securely and efficiently.
You’ll need a SIP-compatible phone system or gateway. Opus can supply and configure all necessary hardware for a smooth transition.
Find out more about how Opus can add value to your business
Reigate Office
London Court
39 London Road
Reigate
Surrey
RH2 9AQ
London Office
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London
EC4N 6NP
Hitchin Office
2nd Floor Regal Chambers
49-51 Bancroft
Hitchin
Hertfordshire
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