Typically the ISDN line is used to call video phones that are outside your company and the IP connection for those that are inside a company network. Video conferencing systems hugely reduce the need for travel. Because of the savings involved through the need for less travel, the units pay for themselves many times over in a very short period of time.
There are many video conference units available on the market. it is best to establish the maximum number of users you are ever going to need and then purchase a suitable system accordingly. Don't forget when choosing the right video conferencing unit for you, to take into account future company expansion and system compatability.
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Jason Morris is co-author, search engine optimization and marketing consultant of . Specialists in the supply and installation of business phone systems and accessories.