“Vonage users who are customers of the broadband provider reported late last year that they suddenly couldn’t use the Vonage service, says Brooke Schulz, vice president of corporate communications at Vonage, in Edison, New Jersey. Vonage did some troubleshooting and discovered that network ports over which its calls traveled had been deliberately blocked, she says. Vonage then manually rerouted its calls through the network as a temporary solution to the problem, Schulz says. Schulz declines to name the broadband provider.”
They have not released the name of the ISP
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