电信运营商城域网向IPv6过渡方案探讨

摘要

This paper analyzes several mainstream technologies during the transition from IPv4 to IPv6, compares the different characteristics and the appropriate scene of each technology, and then proposes tapping the potential of IPv4 address ifrst, and taking a combination of several techniques simultaneously to achieve the transition from IPV4 to IPV6. Then it describes the transformation content of the broadband support system DNS and AAA system.Hope to provide references for operators' network evoluation.%简要分析业界主流的几种IPv4向IPv6的过渡技术，针对每种技术的特点和适合的场景进行对比。然后提出对IPv4地址进行挖潜，同时采取多种方案组合的方式进行网络过渡，并阐述宽带支撑系统DNS、AAA系统改造内容，为运营商网络演进提供借鉴和参考。