00465nam a2200193Ia 4500 191001s9999 xx 000 0 und d 0000051403 1.621 David J. Wright Voice Over Packet Networks New York John wiely 2001 Management Over Packet Voice Computer Networks Datanetworks Networks BK 18679 18679 0 0 0 0 Computer Science & Engineering BECB BECB HAND_BOOKS A-38 2007-03-30 SK Publishers & Distributors 5837.50 SKP/CRB/292 Dtd: 3/29/07 0 001.621 WRI 051403 2019-10-02 00:00:00 2019-10-02 BK