買這商品的人也買了...
-
$875$788 -
$880$581 -
$880$616 -
$990$891 -
$1,362Fundamentals of Data Structures in C, 2/e (Paperback)
-
$980$774 -
$780$663 -
$520$411 -
$890$757 -
$490$417 -
$750$638 -
$480$379 -
$420$357 -
$750$638 -
$620$484 -
$600$510 -
$780$616 -
$420$332 -
$1,200$948 -
$480$379 -
$580$458 -
$600$510 -
$520$411 -
$520$442 -
$480$408
相關主題
商品描述
The number of worldwide VoIP customers is well over 38 million. Thanks to the popularity of inexpensive, high-quality services, it's projected to increase to nearly 250 million within the next three years.
The VoIP Handbook: Applications, Technologies, Reliability, and Security captures the state of the art in VoIP technology and serves as the comprehensive reference on this soon-to-be ubiquitous technology. It provides:
- A step-by-step methodology to evaluate VoIP performance prior to network implementation
- An invaluable overview of implementation challenges and several VoIP multipoint conference systems
- Unparalleled coverage of design and engineering issues such VoIP traffic, QoS requirements, and VoIP flow
As this promising technology’s popularity increases, new demands for improved quality, reduced cost, and seamless operation will continue to increase. Edited by preeminent wireless communications experts Ahson and Illyas, the VoIP Handbook guides you to successful deployment.
商品描述(中文翻譯)
全球VoIP客戶數量已超過3800萬。由於廉價、高品質服務的普及,預計在未來三年內將增加到近2.5億。
《VoIP手冊:應用、技術、可靠性和安全性》捕捉了VoIP技術的最新發展,並成為這種即將普及的技術的全面參考。它提供了以下內容:
- 在網絡實施之前,評估VoIP性能的逐步方法
- 對實施挑戰和多點會議系統進行寶貴的概述
- 對VoIP流量、QoS要求和VoIP流程等設計和工程問題的無與倫比的覆蓋範圍
隨著這一有前途的技術的普及程度提高,對提高質量、降低成本和實現無縫運營的新需求將繼續增加。由無線通信專家Ahson和Illyas編輯,《VoIP手冊》將引導您成功部署。