Voice Over Internet Protocol (VoIP) Issues and challenge PPT
Designof a Lan-Based Voice Over Ip (VOIP) Telephone System The objective of this study was to design a program to transmitvoice conversations over data network using the internet protocol 鈥揤oiceOver IP (VOIP). JAVA programming language was used to design theclient-server model, codec and so...
reflecttheopinionsoftheITU. VoiceoverIP UseofthepacketbasedInternetProtocolfor thetransmissionofvoicetelephony Analoguevoiceissampledrapidly(usuallyata ratebetween16kbpsand64kbps)andthe resultingdigitalsignalisassembledintopackets ofinformationfortransmissiontothecalled partyusingtheInternetProtocol(IP).A broadband...
proteger correctamente la señalización del protocolo de control de gateway de medios (MGCP) entre un gateway de voz (GW) y CUCM (Cisco Unified Communications Manager) a través de Internet Protocol Security (IPsec), basándose en certificados firmados por la Autorida...
ACTIONS NEEDED BY ITU-T TO ACHIEVE SIP-IMS INTEROPERABILITY To ensure the interoperability between IMS platforms used by operators ITU-T SG11 must define: The extension/adaptation of the ITU-T Q interworking and its applications for IMS Platforms (e.g. SIP header fields) Internet Protocol (IP...
This document describes how to successfully secure Media Gateway Control Protocol (MGCP) signalling between a voice gateway (GW) and CUCM (Cisco Unified Communications Manager) via Internet Protocol Security (IPsec), based on Certificate Authority (CA) signed certificates. In orde...
...59第一章绪论1.1研究背景和意义VoIP,即VoiceOverInternetProtocol的缩写,是在IP互联网上,把通信协议、通信技术、方法论和传输技术等包含在内的传送多媒体会话的技术的总称,也是一种通过互联网完成语音通话的技术。随着VoIP技术的迅速发展,使得传统的电话技术逐步从电路交换向分组交换技术过渡,基于IP的开放式标准改变...
One of the most common applications is what is known as the smart home. A smart home is a house equipped with every day appliances that can hold data and connect to the Internet. Moreover, the residents can control remotely these devices or monitor their states in real time. With this ...
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spraakgateway Inleiding Dit document beschrijft hoe u Media Gateway Control Protocol (MGCP) (MGCP) signalering kunt beveiligen tussen een spraakgateway (GW) en CUCM (Cisco Unified Communications Manager) via Internet Protocol Security (IPsec), gebaseerd op certificaten van de ...