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在kube-ovn的vlan模式下,多个业务vlan彼此隔离,业务POD无法访问DNS服务 #2794

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lytos666 opened this issue May 11, 2023 · 0 comments

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@lytos666
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Feature request

kube-ovn的vlan模式部署,业务POD与core dns的POD,无法通信,部署在两个vlan下,这两个vlan物理网络彼此隔离,无法进行DNS解析;

Use case

当前环境: 物理机器部署,对接物理交换机,使用物理网关;
vlan之间彼此隔离:
在创建的时候创建了一个default vlan(vlan 2048),core dns就是在这个vlan下分配的地址;
创建了一个业务vlan(vlan 2551),业务的POD从这个这个vlan分配IP地址。
业务POD与core dns的POD无法通信
当前问题: 业务POD与core DNS的POD之间物理网络彼此隔离,无法解析DNS。

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