ISPhone are the ones to turn to for complete communication solutions. They specialise in IP telephony, fixed lines, mobile, and data services, along with a range of other communication services that will get your business operating more effectively.
Shared Extension is when a group of agents has one and the same extension line. During the incoming call the phone will ring at several agents simultaneously.
Mirrored Extensions is when you have one and the same extension line on several phones, in example, in the office, at home and on the cell phone. So when someone calls your extension all you phone sets sharing the same extension will ring.