Is it easy to add mobiles to a VoIP phone system?

Updated

Adding mobile phones to a VoIP (Voice over Internet Protocol) phone system is generally straightforward, but it depends on the setup and provider you use. VoIP systems allow calls to be made and received over the internet rather than traditional phone lines, and many modern systems support mobile integration through apps or direct SIP (Session Initiation Protocol) configurations. This means your staff can use their mobiles as extensions of your office phone system, making and receiving calls with your business number wherever they are.

Why this matters for UK SMEs

Integrating mobiles into your VoIP system can significantly improve staff flexibility and productivity, especially with hybrid or remote working becoming common. However, if not done properly, it can expose your business to risks such as unauthorised access, data leaks, or call quality issues that affect customer experience. For example, poor configuration might lead to dropped calls or delays, harming your professional image. From a compliance perspective, ensuring secure mobile access aligns with UK GDPR and the Data Protection Act 2018 requirements, particularly when handling personal data over calls.

A typical scenario

Consider a UK SME with 50 employees that recently shifted to a VoIP system. They want to add mobiles for their sales team who are often out of the office. Without proper planning, some mobiles were added without multi-factor authentication (MFA) or secure app configurations. This led to one device being compromised, resulting in unauthorised calls and potential data exposure. A trusted IT partner stepped in to audit the setup, enforce MFA, update device security policies, and provide training on secure use. This reduced risk and improved call reliability.

Practical checklist for adding mobiles to your VoIP system

  • Ask your IT provider: Does the VoIP system support mobile apps or SIP clients? What security measures are in place for mobile access?
  • Check for MFA: Ensure multi-factor authentication is enabled on mobile devices accessing the system to prevent unauthorised use.
  • Review device management: Confirm whether mobiles can be remotely managed or wiped if lost or stolen.
  • Test call quality: Perform test calls from mobiles in different locations to check for latency or dropouts.
  • Verify compliance: Ensure call recordings or data handled via mobiles meet your data protection policies and audit requirements.
  • Update access lists: Maintain an up-to-date list of authorised devices and users with access to the VoIP system.
  • Train staff: Provide clear guidance on secure mobile use, including recognising phishing attempts and securing devices.

Common pitfalls to avoid

Avoid adding mobiles without proper security controls or relying on unsecured Wi-Fi networks. Also, beware of unmanaged devices connecting to your VoIP system, which can be a vector for cyberattacks. Regularly review your system's access logs and update passwords or credentials as needed.

Ultimately, integrating mobiles into your VoIP phone system can be a smooth process that enhances your business communications, provided you take practical security and management steps. Speak with a trusted managed IT provider or IT advisor who understands UK SME needs to ensure your setup is both effective and secure.

Tools & software for this topic

Not ready to change IT providers yet? These buying guides walk through tools your team can use to improve things on your own.

We may earn a small commission if you sign up with any of these tools and services, at no extra cost to you. We only feature tools that are appropriate for British businesses like yours.

Tools you can try right away

These tools line up with the topics in this guide and are commonly used by small and mid-sized businesses.

8x8 X Series

Best for: Best for UK SMEs needing integrated voice, video, and chat in one platform

Reliable cloud-based phone system for flexible business communication

8x8 X Series is a cloud-hosted VoIP solution commonly used by SMEs to unify calls, video meetings, and messaging. It offers global connectivity with features that support hybrid working and outsourced IT management.

Aircall

Best for: Best for UK SMEs needing easy-to-manage, app-based call handling

Cloud-based phone system for flexible team communication

Aircall is a cloud VoIP service commonly used by small businesses to manage calls across devices. It offers straightforward setup and integrates with popular CRM and helpdesk tools, helping teams stay connected whether in the office or remote.

CloudTalk

Best for: Best for UK SMEs needing scalable VoIP with straightforward call management

Reliable cloud-based phone system for flexible business communication

CloudTalk is a cloud-hosted VoIP system commonly used by SMEs to manage calls efficiently. It offers features like call routing and analytics, helping teams stay connected whether in the office or remote.

Dialpad

Best for: Best for UK SMEs needing easy-to-manage VoIP with strong mobile integration

Reliable cloud-based phone system for flexible business communication

Dialpad is a cloud VoIP service commonly used by SMEs to streamline calls and messaging across devices. It offers clear call quality and integrates well with mobile and desktop apps, helping teams stay connected whether in the office or remote.

GoTo Connect

Best for: Best for UK SMEs needing a unified phone and video platform with easy setup

Reliable cloud phone system for clear calls and flexible working

GoTo Connect is a cloud-based VoIP system commonly used by SMEs for voice calls, video meetings, and messaging. It offers straightforward setup and integrates well with common business tools, helping teams stay connected whether in the office or remote.

Grasshopper

Best for: Best for small UK businesses needing straightforward virtual phone systems

Simplifies business phone management with flexible VoIP features

Grasshopper is a VoIP phone system commonly used by small businesses to manage calls without traditional hardware. It offers easy call forwarding, voicemail transcription, and multiple extensions, helping teams stay connected whether in the office or working remotely.

Need hands-on help?

If you’d rather have a provider handle this for you, here are firms that work on VoIP & Phone Systems in United Kingdom.

Top firms for VoIP & Phone Systems
Cloud10 IT & Cloud Services
Manchester, England

Overview

Cloud10 IT & Cloud Services is a managed IT services provider based in Manchester, England. They specialise in delivering reliable IT support tailored for small and medium-sized enterprises (SMEs), charities, and professional services. With a focus on fostering secure communication and efficient issue resolution, this IT support company plays a vital role in enhancing the operational integrity of their clients.

This MSP is dedicated to providing consistent and effective support that simplifies the IT experience for its clients. They ensure that technical issues are resolved swiftly and that there is ongoing communication throughout the process. By offering a range of services, Cloud10 helps organisations streamline their operations while maintaining compliance with regulations such as the UK GDPR and Cyber Essentials.

What clients say about this company

Feedback from clients highlights the exceptional level of support they receive from Cloud10. Many appreciate the ease of raising issues and the prompt response times that facilitate smooth resolutions. Clients often remark on how well the team communicates during troubleshooting, which builds trust and reassurance.

5.0★
Optima Computers
London, England

Overview

Optima Computers is a managed IT services provider based in London, England. This IT support company focuses on offering reliable IT solutions to a variety of clients, including small and medium-sized enterprises, charities, and professional services. Their aim is to ensure technology functions smoothly, helping organisations maintain productivity and efficiency.

This MSP provides a range of services, including IT support, data recovery, and WiFi solutions. They are known for their commitment to customer satisfaction, providing clear communication and timely assistance. With a strong emphasis on reliability and transparency, this company tailors its services to meet the specific needs of their clients while adhering to relevant standards such as UK GDPR and Cyber Essentials.

What clients say about this company

Clients often appreciate the personal and attentive service provided by Optima Computers. Many highlight the reliability and speed of their IT support, mentioning prompt responses to issues and effective resolutions. Positive experiences include efficient repairs and transparency regarding costs and procedures.

The commitment to customer care is frequently noted, with clients expressing gratitude for the patience and professionalism of the staff. This managed IT services provider has built a reputation for being friendly and approachable, making the technology-related challenges easier to face for their clients.

4.9★
Com Cubed Computers
Londonderry, Northern Ireland

Overview

Com Cubed Computers is a managed IT services provider based in Londonderry, Northern Ireland. They offer a range of IT support services, helping small to medium enterprises (SMEs), charities, and professional services to manage their technology needs effectively. This IT support company focuses on delivering reliable solutions, ensuring clients have the right tools and support for their operations.

This MSP assists clients with various services, including computer repairs, technical support, and system management. They are committed to transparency and organisation, providing clear communication throughout the service process. By aligning with standards such as UK GDPR and Cyber Essentials, they prioritise security and data protection for all their clients.

What clients say about this company

Clients appreciate the consistent communication and reliability offered by this managed IT services provider. They often highlight the efficiency of the repairs and services, such as replacing screens or removing batteries, praising the company's timely follow-up and dedication to making sure everything works well after a service.

Feedback reflects a strong appreciation for the honesty and transparency displayed by Com Cubed Computers. Customers frequently commend their fair pricing and the quality of documentation provided during the service process, reinforcing trust in their expertise and commitment to client satisfaction.

4.7★
Andromeda Solutions
Middlesbrough, England

Overview

Andromeda Solutions is a managed IT services provider based in Middlesbrough, England. They focus on delivering comprehensive IT support and solutions tailored for small and medium-sized enterprises (SMEs), charities, and education sectors across the UK. Their services include IT support, PC repairs, phone systems, and assistance with various technology needs.

This IT support company is dedicated to ensuring reliability and security for their clients. They take pride in their thorough approach and clear communication, helping clients navigate IT challenges while reducing downtime. With a commitment to customer satisfaction, they ensure that clients are updated on the progress of their requests and repairs.

Andromeda Solutions places importance on professionalism and attention to detail. Their knowledgeable team is characterised by a respectful and polite service manner. Clients appreciate their willingness to go the extra mile, often providing on-site support and tailored solutions that end-users can trust.

What clients say about this company

Clients speak highly of the consistent service provided by this managed IT services provider. They appreciate the effort made to travel distances for quick and urgent repairs, noting the helpful communication throughout the process. Such dedication has fostered strong relationships with clients who often rely on their support.

Feedback highlights the professionalism and thoroughness of Andromeda Solutions staff. Many customers have shared positive experiences with team members who demonstrate extensive knowledge and clear respect for their clients' premises during service visits. This level of care has led to long-lasting loyalty among their clientele.

Clients also commend Andromeda Solutions for their swift response times and effective problem-solving abilities. Their proactive approach to IT issues has helped prevent potential disruptions for businesses and personal users alike. This commitment to delivering quality services ensures that customers can depend on them for their technology needs.

4.9★
ITC Service
Hebburn, England

Overview

ITC Service is a managed IT services provider located in Hebburn, England. This IT support company operates primarily in the United Kingdom, focusing on delivering reliable IT solutions to small and medium enterprises, charities, and professional service firms. They assist clients by managing their IT needs, ensuring systems run smoothly and securely.

This MSP offers a range of services, including IT support, network security, and VOIP solutions. They are known for their commitment to excellent communication and responsiveness. Clients appreciate how the team at ITC Service goes the extra mile, providing a calm and professional approach to IT issues.

What clients say about this company

Feedback from clients highlights the honesty and reliability of ITC Service. Many have described their experience as positive, noting the approachable nature of the team. The professional service received over the years has led to numerous recommendations to others seeking IT support.

Clients also value the security focus of this IT support company, stating that projects are completed on time and to a high standard. The team's patient and responsive attitude helps reduce stress during technical difficulties, allowing businesses to maintain their operations smoothly and confidently.

5.0★
User2 Computers
Edinburgh, Scotland

Overview

User2 Computers is a managed IT services provider based in Edinburgh, Scotland. This IT support company offers a range of services, focusing primarily on PC repair and network solutions, catering mainly to small and medium-sized enterprises, charities, and individual clients. They assist these customers by providing quick and effective IT support, ensuring smooth operations and minimal downtime.

This MSP is known for its reliability and responsiveness, often addressing urgent issues promptly. With a commitment to professionalism, they ensure that clients receive clear explanations of problems and solutions, making the technical aspects easy to understand. Additionally, they align their practices with industry standards to enhance security and data protection.

What clients say about this company

Clients appreciate the high level of responsiveness demonstrated by this IT support company. Users have commended their ability to address urgent issues swiftly, often leading to quick fixes without unnecessary delays. This reliability has built strong trust among their clientele.

The knowledge and expertise of the team at User2 Computers are frequently highlighted in feedback. Clients have shared positive experiences regarding the efficiency and professionalism of the staff, especially when handling complex problems. Overall, the feedback reflects a strong customer satisfaction with the services received.

4.6★

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