sip trunking - the end for isdn

SIP Trunking: The end for ISDN?

Phil DysonProduct Group Manager – Voice Services

What is SIP Trunking?

• Telephony access via data network

• Supplement or replace existing ISDN lines

• Connects phone system to the public phone network

• More to SIP trunking than just dialtone

SIP Trunking Reduces Costs

Reduce Line Rental Costs• Reduce or completely remove the use of ISDN lines• Use a single IP network for voice and data services

SIP Trunking Reduces Costs

Reduce Call Costs• Save up to 40% on call costs compared with typical ISDN• Free calls between sites

Improved Business Continuity

Cost Effective Backup Lines• Provide backup connectivity to your PBX over your existing

data network• Instantly route calls to alternative locations in the event of

a site outage

Improve Operational Efficiency

Flexible Staff ResourcesDynamically pool resources between sites to meet demand

How does it work?

Public Telephone Network

ISDN

Data

Internet VPN

How does it work?

Public Telephone Network

ISDN

Data

Internet VPN

Add Mobility and Home-Working

Integrated communications for mobile and home-workers

• Add mobility to your existing PBX • Deploy fully integrated home-workers

Growth

Simple, cost effective expansion• Easily increase PBX’s call capacity via your data network• No need for additional expensive ISDN circuits

UC enable your PBX with SIP Trunking

Unified CommunicationsAdd Unified Communications to your existing PBX

Introducing InTechnology

Why InTechnology for SIP Trunking?

• Managed MPLS networkbuilt for voice

• Old and new world telephonyexperience

• Delivered from resilient carriergrade voice platforms

• Backed by world-leading voiceapplication provider

UK’s biggest managed IT service provider

Providing voice, network, data and hosting services to over 800 UK businesses

• Over 25 years in business, employing over 200 staff

• Annual turnover £50m, cash in the bank and profitable

• Over 16,000 hosted IP telephony users• 14,000 managed network connections• 10 years managing over 5PB

(5,000,000 GB) of customer data• 50,000 ft² managed hosting capacity• Over £100m invested in infrastructure

Summary

Why SIP Trunking?

• Reduced call charges and line rental costs

• Additional features and functionality on your existing PBX

• Include PBXs in your UC strategy

Why SIP Trunking from InTechnology?

• Network designed for voice

• Range of additional overlay features

• New and old world telephony experience