Feature allows subscribers calling to a certain number in order to connect to a conference call. The one, who dials the number, will connect to the conference. However as a conference controller one should give that certain number to all the participants and set the time for conference in order for the participants to be able to set up a successful conference.
The SIPMarket Trade System allows to make phone calls via the Internet at wholesale prices. The intellectual system for choice of an operator automatically forms a list of the most profitable gateways for the requested destination at every call. Moreover,