Line Rental Costs

The cost of a SIP trunk is Ł18.00 per quarter compared to Ł45.00 per quarter for an ISDN line a saving of 60% .

Free Calls

Provided another company is using a SIP service provider and the telephone numbers have been registered with E-NUM http://www.enum.org/ , the call will be free of charge. As more and more companies take up the service, your call charges will decrease.

Call Costs

As the internet is world wide, we deliver the call as far as possible over the internet. Companies you call who do not have SIP connections will be charges at 1.4 p per minute for local and national calls; the USA is also 1.4 p per minute. In general, all SIP trunk call charges will be more cost-effective than with your present supplier.

Porting numbers

Using SIP trunking, if you decide to move offices, you can take your BT telephone number with you. This is major benefit of the service. For example, if you are located in London with a 0208 or 0207 number, and move to Watford, you can take your BT telephone number/s with you.

Number Provision

Another major benefit, we can provide telephone numbers for most UK exchanges, either from your present location or numbers from exchanges around the country.

Why SIP Trunking ?

SIP Trunking provides the ability to make and receive telephone calls over the internet. Within the next 10 years, 90% of telephone calls world wide will be made over the internet.

SIP is a world wide internet protocol for establishing and maintaining multi-party, mixed media sessions over converged networks. SIP enables the creation and deployment of feature rich services that go far beyond simple VoIP calls.

It provides an open programming protocol for voice, text and video applications.

SIP is the signalling protocol which allows mixed-media sessions of text, voice and video applications using existing devices, including PC/laptops, PDA's and future smart phone technology.

Microsoft instant messaging and the G3 GSM network are both based on SIP.

At the residential end of the market, companies such as Skype have had 100 million downloads of their software; millions of people are making free calls between friends and family over the internet across the world.

As the commercial version of the residential product, SIP trunking is more resilient and will interconnect with the present voice networks worldwide.

FAQ

Can I use my present broadband connection?

This depends on the size of your broadband and how many simultaneous calls you want to make over the connection. We have solutions working on standard ADSL 50:1 service without any significant issues.

Can I discontinue my present lines?

We would always recommend you keep a percentage of your analogue or ISDN lines as back up.

In the event of your broadband connection going down, we will route calls to an alternative telephone number/s.

Many new telephone systems will support SIP trunks; we have tested and are approved by most manufactures. Absolute Network Solutions insure that all its solutions are SIP compliant.

We can provide conversion units converting analogue/ISDN to SIP Trunks in the event you do not need or want to change your telephone system. We are specialist in integration of telephone infrastructures.

Is their any setup charge?

There is a one-off set up charge for number provision and number porting. The cost is Ł10.00 per number ported or number provided. However, this is on a sliding scale-the more numbers ported or provided the more cost-effective.

How do I port my numbers?

There is a simple form to be completed which we then send to BT, the process takes 30 working days.

How Resilient is the network?

The major benefit of the internet is there is no single point of failure. As a company, we have equipment based in 3 locations, should one connection fail the call will be automatically routed to an alternative location.