POTS (Plain Old Telephone System)
VoIP (Voice Over internet Protocol)
Configure one for the main and one for the extension.
A number of differences between two regions can result in sectionalism.
The differences between the two families hiding together were their different opinions.
You can go to your local technology store. There, they offer VoIP and virtual phone systems. The employees there would be able to compare those two services and recommend the best one that fits your needs. VOIP stands for "Voice over phone protocol", which includes internet connection.
what were two key differences between the north's economy and the south's economy?
there is no answer
census
The best organization strategy for examining the differences between two subjects would be compare and contrast.
Apart from the differences in anatomy and physiology, there are many differences between the two sexes. Not only that, in a competitive world, their implications are huge.
No there is no difference between these two services. This service is used to communicate via the internet like a phone.
You need two objects between which you can have differences!
need to know the differences between the two