Automatic Call-back
In telecommunications the automatic call-back is a computer telephone function which allows the user by the engaged addressee’s line or in the other case of the subscriber’s inaccessibility indicating the system to save the number of the called subscriber and make the call when the line will be available or when the called number is not engaged.
Media gateway Mediant 3000 is a compact solution oriented on communication operators. It supports from 480 up to 4032 voice channels on OC-3/STM interfaces. This media gateway is suited for applications of medium density, compatible with IP and ATM networks or unified IP/ATM networks.
NILTEL Communications Ltd
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