Essentially VoIP is the protocol that is used to send your voice conversation over the internet. It does this by converting your voice into data so that it can be transmitted over the internet and received by the recipient.

VoIP is set to revolutionise the telecoms industry. As calls can be made of the internet it significantly reduces call costs compared to your existing landline. Of course it seems like a big step for many to switch form their current telephone system to using one which connects over the internet. That's why programmes like Skype are useful to test the water.

Skype is a piece of software that uses VoIP to allow you to make broadband telephone calls.