| HOST_PROBE_SNAT_IPV6 | "fd16:9254:7127:1337:ffff:ffff:ffff:ffff" | IPv6 link local ranges are designed to be collision-resistant by default, and so this probably never needs to be overridden |

## Sidecar Mode Implementation Details

Istio CNI injection is currently based on the same Pod annotations used in init-container/inject mode.

### Selection API

charts unmodified (but validated through a
[schema](pkg/apis/istio/v1alpha1/values_types.proto)). Values.yaml settings
are overridden the same way as the new API, though a customized CR overlaid over default values for the selected
profile. Here's an example of overriding some global level default values ([samples/values-global.yaml](samples/values-global.yaml)):

```yaml
apiVersion: install.istio.io/v1alpha1