sdwan 中 CPE 流量如何实现租户隔离? - V2EX
jonathan001

sdwan 中 CPE 流量如何实现租户隔离?

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  •   jonathan001 1 day ago 726 views

    核心骨干网已经搭建完成,全部基于 vxlan 进行转发,考虑到 cpe 设备可能存在在 nat 后,准备使用 ipsec 来连接 pe ,因为 ipsec 天然可以穿透 nat ,如果 ipsec 和远端的 pe 建立连接那么 pe 如何区分流量属于哪个租户的呢?

    这个问题困扰了我许久,有没有做过的同学,希望能指导下。

    5 replies    2026-05-16 19:36:02 +08:00
    pagxir
        1
    pagxir  
       1 day ago via Android
    ipsec 不是带有 spi 么,spi 可以区分的
    ekucn
        2
    ekucn  
       1 day ago
    1 原生 IPsec 天然无法直接穿透 NAT ,你乱说
    2.IPSec 有 SA ,可以绑定到不同的虚拟网卡,然后再走不同路由,我看爱快那边这功能就是这么实现的。
    jonathan001
        3
    jonathan001  
    OP
       1 day ago
    @ekucn 那岂不是 pe 测要创建一堆虚拟 tunnel ,不过这种方案应该可行,然后把 tunnel 划分的 vrf 中
    ekucn
        4
    ekucn  
       1 day ago
    @jonathan001 这不是很正常嘛,你看 docker 那一堆堆的 vethXXXX
    jonathan001
        5
    jonathan001  
    OP
       1 day ago
    @ekucn 听君一席话,胜读十年书。
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