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交换网络----三种生成树协议
2022-08-02 06:11:00 【关伯兰,】
802.1D协议下,接口状态

802.1W --RSTP ---快速生成树

P/A机制---加快收敛
802.1S---MSTP ---多生成树协议
1.instance实例:一个或多个vlan的集合
instance-id:区分和标定不同的instance,一个实例一棵树。instance-id是由扩展系统携带
2.region:域 一个交换网络规模比较大时,可分为多个MST域
region name 域名
revion level 相同修订等级
vlan instance 映射关系相同
MSTP的配置
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