描述在与IPv 4网络共存情况下实施IPv6的技术要求(包括协议放式，双栈方式，隧道方式)。
Describe the technological requirements for running IPv6 in conjunction with IPv4 (including: protocols, dual stack, tunneling, etc).
然后详细介绍了针对过渡期不同问题的具体策略和方案，包括双协议栈、隧道技术和协议翻译机制。
Then the idiographic scheme are introduced in detail against different problems in transition period, including dual protocol stack, the tunnel technology, translating mechanism.
本文详细介绍了针对过渡期不同问题的具体解决方案，包括双协议栈、隧道技术和协议翻译机制。
This paper detailed introduces some concrete methods in allusion to different instance in transition period, including dual protocol stacks, tunneling technology and protocol translation.
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