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Sökt på: Böcker av Allan Sulkin
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totalt 2 träffar
PBX Systems for IP Telephony
E-bok,
2001,
Engelska,
ISBN 9780071400060
Calling all--* telecom managers* datacom managers with voice responsibilities* Call Center managers* VoIP implementers* network integrators* product and service developers* …
PBX Systems for IP Telephony
häftad,
2002,
Engelska,
ISBN 9780071375689
Calling all telecom managers, datacom managers with voice responsibilities, call center managers, VoIP implementers, network integrators, product and service developers; and …