红帽全球峰会第 3 章 备选置备网络方法
本节包含有关将调配网络配置为适应可组合网络路由的准备方法的信息。
3.1. VLAN Provisioning 网络
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在本例中，director 通过 provisioning 网络部署新的 overcloud 节点，并在第 3 层拓扑中使用 VLAN 隧道（请参阅 图 3.1 “VLAN 置备网络拓扑”）。这允许 director 的 DHCP 服务器将 DHCPOFFER 广播发送到任何 leaf。要建立此隧道，在 Top-of-Rack (ToR) leaf switch 之间中继 VLAN。在此图中，存储租用 网络会看到 Ceph 存储和 Compute 节点。NetworkLeaf 代表您希望构成的任何网络的示例。
图 3.1. VLAN 置备网络拓扑
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