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IPv6 address allocation - IPv6的地址分配

  • 广播你的MAC地址,获得一个IPv6配置,和DHCPv4一起
    DHCPv6: broadcast your MAC address, get an IPv6 configuration, as with DHCP(v4)
  • 首选的方法是静态的服务器和SLAAC,SLAAC,可包揽其他一切
    Preferred methods are static for servers and SLAAC, Stateless Address Auto Configuration, for everything else

SLAAC for IPv6

  • Stateless Address Auto Configuration

  • 首先你需要了解IPv6的路由器广告

IPv6 Router Advertisements

  • 通常,IPv4路由器要么是静态配置(configured statically)的,要么是DHCP配置的。
  • 而IPv6路由器则会发送路由器广告,告知他们的存在,并提供基本的连接信息,这两个东西会定期广播以及响应请求消息
    IPv6 routers send router advertisements, which announce their existence and provide basic information about connectivity, both as periodic broadcasts and in response to solicitation messages.

SLAAC for IPv6

  • 路由器广播路由器广告包
    Routers broadcast router advertisement packets

  • 通过这些,设备可以推断出前缀 - 即/64(用来标识网络的)
    From these, a device can deduce the prefix, the /64 that identifies the network

  • 然后他们把他们的48位MAC地址,加上一些其它的东西一起放入这个地址,就可以使用它了,没有别的了
    They then put their 48 bit MAC address, plus some other stuff, into the address and just use it, without any more formalities