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【预售】Enterprise Networks and Telephony: From Technology
[预订]Multiplex Telephony and Telegraphy by Means of Electric Waves Guided by Wires 9781019011119
[预订]The Thermionic Valve and Its Developments in Radiotelegraphy and Telephony 9781015773448
【预售】Freepbx 2.5 Powerful Telephony Solutions
[预订]Telegraph And Telephone Age: Telegraphy-Telephony-Radio, (Jan. - Dec., 1917) 9781013585845
【预订】Ip Telephony - Deploying Voip Protocols and Ims Infrastructure 2E
【预售】Mobile Video Telephony: For 3g Wirel...
【预售】A Village Goes Mobile: Telephony, Me...
【预售】Asterisk: The Definitive Guide: Open Source Telephony for the Enterprise
【预售】Cisco Avvid and IP Telephony: Design
【预售】Wi-Fi Telephony: Challenges and Solutions for Voice
预订 Telephony, the Internet, and the Media
【预售】Computer Telephony Encyclopedia
【预订】Ims Multimedia Telephony Over Cellular Systems - Voip Evolution in a Converged Telecommunication World
【预售】Wireless Telephony, in Theory and Practice
【预售】Building Enterprise Ready Telephony Systems with
【预售】Wireless Telegraphy and Telephony: An
[预订]Multiplex Telephony and Telegraphy by Means of Electric Waves Guided by Wires 9781019006122
【预订】Computer Telephony Integration, Second Edition
【预订】Networks: Internet . Telephony . Mul...
【预售】Digital Telephony and Network Integrat
【预售】Digital Telephony Third Edition
【预售】Pbx Systems for IP Telephony, Migrating Enterprise
【预售】IP Telephony Interconnection Reference: Challenges
【预售】VoIP Hacks: Tips & Tools for Internet Telephony
【预售 按需印刷】FreePBX 2.5 Powerful Telephony Solutions
【预售 按需印刷】Building Enterprise Ready Telephony Systems with sipXecs 4.0
【预售 按需印刷】IP Telephony Over IUG Network
【预售 按需印刷】Building Telephony Systems with Opensips 1.6
预售 按需印刷PSTN-IP Telephony Gateway for Ensuring QoS in Heterogeneous Networks
【预售 按需印刷】Wireless Telephony
【预售 按需印刷】Wireless Telegraphy And Wireless Telephony
【预售 按需印刷】Building Telephony Systems with OpenSIPS - Second Edition
【预售 按需印刷】Wireless Telegraphy And Telephony (1906)
【预售 按需印刷】Cyclopedia of Telephony & Telegraphy Vol. 1 A General Reference Work on Telephony etc. etc.
海外直订Wireless Telephony, in Theory and Practice 无线电话理论与实践
海外直订Management of Speech and Video Telephony Quality in Heterogeneous Wireless Netwo 异构无线中语音和视频电
海外直订Design and Cryptanalysis of Zuc: A Stream Cipher in Mobile Telephony 移动电话流密码Zuc的设计与密码分析
海外直订Asterisk: The Definitive Guide: Open Source Telephony for the Enterprise 星号：面向企业的开源电话
现货 Ims Multimedia Telephony Over Cellular Systems 【中商原版】
海外直订Wireless Telegraphy and Telephony: An Outline for Electrical Engineers and Other 无线电报和电话技术：电气工
海外直订Enterprise Networks and Telephony: From Technology to Business Strategy 企业和电话：从技术到商业战略
海外直订Multiplex Telephony and Telegraphy by Means of Electric Waves Guided by Wires 利用导线引导的电波的多路电话
海外直订Cyclopedia of Telephony & Telegraphy Vol. 1 A General Reference Work on Telephon 电话电报百科全书第一卷电话
海外直订Computer Telephony Encyclopedia 电脑电话百科全书
海外直订Converged Communications: Evolution from Telephony to 5g Mobile Internet 融合通信:从电话到5g移动互联网的演
海外直订Pbx Systems for IP Telephony, Migrating Enterprise Communications 用于IP电话、迁移企业通信的Pbx系统
海外直订Digital Telephony and Network Integration 数字电话和集成
海外直订Voip Hacks: Tips & Tools for Internet Telephony Voip黑客：互联网电话的技巧和工具
海外直订Asterisk Cookbook: Solutions to Everyday Telephony Problems 星号食谱：解决日常电话问题
海外直订The Principles of Electric Wave Telegraphy and Telephony 电波电报和电话原理“，
海外直订IP Telephony Interconnection Reference: Challenges, Models, and Engineering IP电话互连参考:挑战、模型和工程
海外直订Wi-Fi Telephony: Challenges and Solutions for Voice Over Wlans Wi-Fi电话：无线语音的挑战与解决方案
海外直订Networks: Internet - Telephony - Multimedia ：互联网-电话-多媒体
海外直订Telephony, the Internet, and the Media: Selected Papers From the 1997 Telecommun 电话、互联网和媒体:1997年
【4周达】A Village Goes Mobile: Telephony, Mediation, and Social Change in Rural India [9780190630270]
【4周达】A Village Goes Mobile: Telephony, Mediation, and Social Change in Rural India [9780190630287]
【4周达】Asterisk: The Definitive Guide: Open Source Telephony for the Enterprise [9781492031604]
【4周达】Computer Telephony Encyclopedia [9781578200450]
【4周达】Handbook of SDP for Multimedia Session Negotiations : SIP and WebRTC IP Telephony [9781138484498]
【4周达】IP Telephony Interconnection Reference: Challenges, Models, and Engineering [9781439851784]
【4周达】Voip Hacks: Tips & Tools for Internet Telephony [9780596101336]
Ip Telephony - Deploying Voip Protocols And Ims Infrastructure 2E [Wiley电子电气工程] [9780470665848]
【4周达】Handbook on Session Initiation Protocol: Networked Multimedia Communications for IP Telephony [9781498747707]
预订 IP Telephony Over IUG Network [9783844394634]
【4周达】FreePBX 2.5 Powerful Telephony Solutions [9781847194725]
预订 Secure Serial Port Communications and Telephony Dialing Systems [9786202055871]
预订 Mobile Telephony Dangerous for both Adult and Children [9783659205422]
【4周达】Networks: Internet - Telephony - Multimedia [9783642624537]
预订 Building Enterprise Ready Telephony Systems with sipXecs 4.0 [9781847196804]
【4周达】Management of Speech and Video Telephony Quality in Heterogeneous Wireless Networks [9783319378756]
【4周达】Mobile Video Telephony: For 3g Wireless Networks [9780071445689]
【4周达】Digital Telephony and Network Integration [9780412098819]
【4周达】Handbook of Sdp for Multimedia Session Negotiations: Sip and WebRTC IP Telephony [9780367571757]
预订 Handbook on Session Initiation Protocol: Networked Multimedia Communications for IP Telephony [9780367574987]
【4周达】Converged Communications - Evolution from Telephony to 5G Mobile Internet [9781119867500]
【4周达】Wi-Fi Telephony: Challenges and Solutions for Voice over WLANs [9780750679718]
【4周达】Telephony, the Internet, and the Media: Selected Papers From the 1997 Telecommunications Pol... [9780805831511]
【4周达】Voip And Unified Communications: Internet Telephony And The Future Voice Network [Wiley电子... [9781118019214]
【4周达】Enterprise Networks and Telephony : From Technology to Business Strategy [9781447115663]
【4周达】Asterisk Cookbook: Solutions to Everyday Telephony Problems [9781449303822]
【4周达】Telephony, the Internet, and the Media : Selected Papers From the 1997 Telecommunications Po... [9780805831528]
【4周达】Management of Speech and Video Telephony Quality in Heterogeneous Wireless Networks [9783319021010]
【4周达】Digital Telephony Third Edition [Wiley电子电气工程] [9780471345718]
【4周达】Microsoft Lync 2013 Unified Communications: From Telephony to Real-Time Communication in the... [9781849685061]
【4周达】Building Telephony Systems with OpenSIPS - Second Edition [9781785280610]
预订 Building Telephony Systems with OpenSER: A Step-by-Step Guide to Building a High-Performance Tel... [9781847193735]
预订 PSTN-IP Telephony Gateway for Ensuring QoS in Heterogeneous Networks [9783659178825]
【4周达】Pbx Systems for IP Telephony, Migrating Enterprise Communications [9780071375689]
【4周达】Digital Telephony and Network Integration [9781461357216]
【4周达】Ims Multimedia Telephony Over Cellular Systems - Voip Evolution In A Converged Telecommunica... [9780470058558]
【4周达】Cisco Avvid and IP Telephony Design and Implementation [9781928994831]
【4周达】'Glocalization' of Mobile Telephony in West and Central Africa: Consumer Appropriation and C... [9789956550395]
【4周达】Wireless Telegraphy and Telephony: An Outline for Electrical Engineers and Others [9781107629561]
【4周达】Design and Cryptanalysis of ZUC : A Stream Cipher in Mobile Telephony [9789813348813]
现货 英文原版 IP 电话：部署 VoIP 协议和 IMS 基础设施IP Telephony:Deploying VoIP Protocols and IMS Infras 9780470665848
海外直订The Telephone: A lecture entitled Researches in Electric Telephony The Telephone: A lecture
