HOSTED VOIP Your guide to next-generation telephony

Introduction Voice over Internet Protocol (VoIP) is the technology that allows us to make telephone calls using the internet. Also known as IP Telephony, Internet Telephony or Digital Telephony, voice is converted into data packets and A History Of VoIP As we enter 2015, VoIP has truly come of age. Although it owes its existence to the development of TCP/IP (the technology that dictates how data VoIP has come a long way in 20 years, from a point- Over the past 5 years, the demand for VoIP has commercial customers. Fixed line telephony has seen an erosion of market By comparison, VoIP has almost tripled its share from 12% to 32%. Users (000s) 3,000 2,500 2,000 1,500 1,000 500 0 1,702 2015 UK IP Telephony Users 2,398 2,165 1,930 2016 2017 2018 Year No. IP Business Telephony users in the UK. (Source. MZA Ltd, 2013).

VoIP Vs. Traditional Telephony However, the technology that provides the experience, Hosted VoIP systems replace analogue handsets, BT their premises. This device, or PBX (Private Branch a call is made, physical circuits are switched in the your service provider. Hosted Telephony VoIP employs packet switching which has typically transported across the network. At the end of the line, receiver. having to have a PBX on-site. The intelligence is hosted within your host s network on carrier grade IP voice network.

Feature Hosted VoIP On-Premise or handsets. Monthly fee per user PBX and analogue handsets

Benefits of Hosted VoIP Hosted telephony can provide businesses with a wide range the corresponding improvements customer service cannot be ignored. down during periods of high or low demand to ensure your telephony is always right-sized and doesn t leave hardware you don t need. Diagram Key Demand Classic Capacity Cloud Capacity Rising Demand Scenario Falling Demand Scenario CAPEX Time

forwarding, audio conferencing, call recording and monitoring. on-site PBX. need to retain specialist technical personnel. As all sites are linked via a single IP network, there is no charge for internal calls. features, voicemail, call logs with it.

in to make changes to the telephone system. Moves/ Internet. nature of VoIP systems makes handling calls during peak periods easier. systems also impacts on responsiveness, and presence ensures users are contacted in the most appropriate way. helping to deliver even greater levels of customer service. pass savings on to customers.

Business Challenges Addressed By VoIP The way in which most of us do 10 years. As technological and they represent a new set of business challenges. VoIP has a role to play in helping businesses address these challenges. redirects. handset to the internet in your new premises and your or over capacity. instantly and with no need for specialist resource,

to make use of new features or expand capacity. Hosted VoIP employs an Op Ex approach where service provider and included in your monthly license lights, computers and the internet so this argument is a of service. Advanced Call Features forwarding, audio conferencing and more. maintenance. management tool.

devices allow users to log in from any connected device allows administrators to analyse performance and service levels. term.

Financial Comparison Of Voip Vs. On-Site PBX your up-front costs are minimalto-nothing. The capital investment has already been made by the provider their own hardware, their own phone systems and their own servers. You simply access their technology and pay for what you Cap Ex Op Ex systems any more. upgrade costs and complexity Add one user and only pay for one user as opposed

SIP Trunking telephone trunk, allowing an enterprise to enterprise must have a PBX that connects to all internal for each mode. The result is reduced overall cost and Make emergency calls Access directory assistance Make free, on-net calls

Connectivity rates. prices come down, enterprise-class performance specialist installers. services are to provide long-term support as your

Quality Of Service these services. Also important is making sure that providing priority for what they are referring to is the overall performance of a VoIP system or network. This performance is error rates. network providers invested in physical networks and switch from one provider to another, there is a good the network providers have to physically maintain their transmission network. This high-maintenance cost is also the reason there are only a couple of phone providers in your area - it s just too costly for small

you don t need to own the transmission network How much do you own of the network infrastructure Almost every VoIP provider will rely at some point These companies own all, or most, of the network that users such as Vonage will use almost 100 percent for high-end users. provider should do is run a few tests on your network then look for another provider.

Sample VoIP Network Architecture PSTN TDM Trunks to PSTN Plain Old Telephone System (POTS) Phone SIP/PSTN gateways level 3 and alternative carriers Carrier-Grade products hosted in Carrier-Grade datacentres redundant core routers Redundant Network (no single point of failure) redundant core routers Auto Failover Private GigE Connection customer PBX, core call flow processing, and backup servers Servers Internet access via multiple GigE connections to level3 and major ISPs Servers Customer Premises Internet or Private Network Router IP Phones VoIP connection established to router,

VoIP System Features Basic Telephony Advanced Features Complete phone service Instant, secure provisioning Virtual Fax for changes or updates.

Why choose? enterprises and are a recognised leaders in the for our customers. never imagined.