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US20130343527 Telephony Equipment Migration  
A telephony equipment migration arrangement is provided. The telephony equipment migration arrangement includes legacy telephony equipment located in one or more equipment bays, at least one...
US20100165837 METHOD AND APPARATUS FOR TESTING BACKUP SITES IN A VOICE OVER INTERNET PROTOCOL NETWORK  
In one embodiment, the present invention is a method and apparatus for testing backup sites in a Voice over Internet Protocol network. In one embodiment, a method for testing a backup site in a...
US20090190726 END-TO-END DEPLOYMENT VALIDATION OF COMMUNICATION SYSTEM  
End-to-end testing of a communications network, specifically a unified communications network, is accomplished by employing one or more sets of agents controlled by one or more organizers. Agents,...
US20070121794 Method and device for transmitting requests from a requesting machine to a domain name server  
A method and device for sending a request (R) from a requesting machine (H) to a domain name server (1, 2, 3). A prior test of the validity of the destination telephone number (NTEL) of the...
Matches 1 - 4 out of 4