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add bridge CNI example #575

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5 changes: 5 additions & 0 deletions README.md
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Expand Up @@ -134,6 +134,11 @@ Also note that use of CNI-configured network interfaces will require the SDK to
`CAP_SYS_ADMIN` and `CAP_NET_ADMIN` Linux capabilities (in order to have the
ability to create and configure network namespaces).

#### Commmunication between VM guests

`ptp` only allows the host and the VM guest to communicate with each other. To enable communication between
VM guests, the `bridge` plugin needs to be used. An example configuration can be found [here](https://github.com/firecracker-microvm/firecracker-containerd/blob/main/tools/demo/fcnet.conflist).

### Network Setup Limitations
These limitations are a result of the current implementation and may be lifted in the future:
* For a given VM, if a CNI-configured network interface is specified or a static interface
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