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Книги автора: David Gurle
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In 1999-2000, VoIP (Voice-over-IP) telephony was one of the most successful buzzwords of the telecom…
In 1999-2000, VoIP (Voice-over-IP) telephony was one of the most successful buzzwords of the telecom…
IP (internet protocol) Telephony, enabled by softswitches, is going to usher in a new era in telecom…
IP (internet protocol) Telephony, enabled by softswitches, is going to usher in a new era in telecom…
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