We design cloud, on-premise, and hybrid phone systems that fit your teams. Solutions include hosted PBX, SIP trunks, and softphones. We shape call flows, IVRs, and queues around how you serve customers. QoS policies protect voice and video across LAN, Wi-Fi, and WAN. Integrations extend calling into mobiles, desktops, and meeting rooms. Everything is labelled, documented, and simple to manage.
Migration is planned to the minute. Audits confirm bandwidth, devices, and carrier contracts. We stage configurations in our lab before any cutover. Numbers port in agreed windows with fallback routing ready. Recording, analytics, and reporting arrive with clear policies. Your users get training, and your admins get full runbooks. Ongoing support monitors quality and resolves issues quickly.
We scope, build, and support reliable voice platforms with clear documentation and change control. Expect consistent call quality, seamless integrations, and resilient routing across every site.
We design scalable platforms using hosted PBX or IP-PBX.
We provision SIP trunks, port existing numbers, and assign new DIDs.
We build menus, hunt groups, and routing that reduce wait times.
We deploy softphones, handsets, mobile apps, and integrate with Microsoft Teams and email.
We apply QoS, configure failover routing, and protect media with SBCs.
We provide runbooks, user guides, monitoring, and SLA-backed help.
We de-risk delivery with clear stages, tested configurations, and agreed change windows. Named owners, checklists, and rollback plans protect every step.
Voice needs more than features; it needs disciplined delivery. Our certified engineers design for quality, resilience, and scale. Communication stays proactive, so stakeholders always know next steps.
Yes. We manage number porting and schedule cutovers to minimise disruption.
We assess your sites, risks, and budgets, then recommend the best fit.
Yes. We integrate calling with Teams, softphones, and mobile client apps.
We assess bandwidth, apply QoS, and test end-to-end paths before go-live.
Yes. We enable secure recording and provide reports for performance and compliance.
We configure failover routing, alternate trunks, and 4G/5G backup where needed.
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With over 15 years of experience, Nexsis Communications is your trusted provider of network communication solutions, CCTV systems, and access control systems. Based in the East Midlands, our expert engineers support organisations across the UK, delivering reliable and secure connectivity that keeps your business running smoothly.
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