摘要
VOIP技术己经广泛应用于企业级的语音业务,但是为了安全性和节省IP地址的使用,目前大量的企业和局域网都采用Firewall/NAT技术连接到Internet。本文比较了传统的Firewall/NAT的的穿越方案,并介绍和比较了最近比较新的ICE和VPN穿越方式,描述了各种穿越方法的穿越机制,分析了各种方法的优缺点,并横向做了比较。
VoIP is widely used as a main voice service in enterprise level application, whereas most companies adopt Firewall/ NAT to connect to Internet, for the sake of security and saving IP addresses. The present paper aims to analyze the main Fire-wall/NAT traversing methods, and makes a detailed comparison between them, focusing on the ICE and VPN traversing methods newly brought forward.
出处
《微型电脑应用》
2006年第3期11-14,66,共4页
Microcomputer Applications
