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所在平台: Udemy |
课程主页: https://www.udemy.com/course/voip-and-ip-telephony-fundamentals-part-2/
课程评论：没有评论
课程名称：VoIP和IP电话基础课程 - 初学者 概述：本课程旨在帮助网络专业人士和IT工程师深入了解VoIP（IP语音）技术，重点关注先进的带宽管理、核心网络服务和虚拟化VoIP部署。在基础知识的基础上，VoIP和IP电话基础课程探讨了监控、优化和扩展现代企业网络中VoIP系统所需的关键技术方面。 课程首先将深入分析VoIP的带宽和流量管理。您将学习如何进行正确的带宽分配、管理流量整形和流量控制，并实施服务质量（QoS）策略。课程将涵盖流量整形和流量控制等主题，以确保您能够优先处理语音流量并有效减轻网络拥塞。同时，您还将探索使用Wireshark和P-Cap等工具的主动监控技术，以排查延迟、抖动和数据包丢失等问题。 接下来，您将深入了解VoIP操作的核心网络服务，包括DHCP、NTP和TFTP。这些协议对自动IP分配、时间同步和设备配置至关重要。您还将了解到如何通过以太网供电（PoE）简化VoIP部署，减少电缆杂乱，并实现集中电源管理。课程还涵盖了语音VLAN，并解释了如何隔离语音流量以提高通话质量和确保网络性能。 最后，课程介绍了虚拟化VoIP系统，展示了使用虚拟化技术扩展VoIP基础设施的好处。到课程结束时，您将掌握适用于企业环境的VoIP网络基本知识。
This course is designed for network professionals and IT engineers who want to deepen their understanding of VoIP (Voice over IP) technologies, focusing on advanced bandwidth management, core network services, and virtualized VoIP deployments. Building on the fundamentals, VoIP and IP Telephony Fundamentals explores the key technical aspects required to monitor, optimize, and scale VoIP systems in modern enterprise networks.The course begins with an in-depth analysis of VoIP bandwidth and traffic management. You'll learn how to plan for proper bandwidth allocation, manage traffic shaping and policing, and implement Quality of Service (QoS) policies. Topics such as Traffic Shaping and Policing will be covered to ensure you can prioritize voice traffic and mitigate network congestion effectively. You'll also explore proactive monitoring techniques using tools like Wireshark and P-Cap to troubleshoot issues like latency, jitter, and packet loss.Next, you'll dive into the core network services critical for VoIP operations, including DHCP, NTP, and TFTP. These protocols are vital for automating IP assignment, time synchronization, and device provisioning. You'll also understand how Power over Ethernet (PoE) simplifies VoIP deployments by reducing cable clutter and enabling centralized power management. The course also covers Voice VLANs, explaining how segregating voice traffic improves call quality and ensures network performance.Finally, the course introduces virtualized VoIP systems, showcasing the benefits of using virtualization to scale VoIP infrastructure. By the end of the course, you'll have the fundamentals knowledge of VoIP networks suited for enterprise environments.
