docs(k8s): Advise `externalTrafficPolicy: Local` if no PROXY protocol configured (#4039)

Co-authored-by: Georg Lauterbach <44545919+georglauterbach@users.noreply.github.com>
Co-authored-by: Brennan Kinney <5098581+polarathene@users.noreply.github.com>
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Guillaume VARA 2024-05-28 17:52:30 +02:00 committed by GitHub
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@ -140,6 +140,9 @@ If using our Helm chart is not viable for you, here is some guidance to start wi
app: mailserver
spec:
# `Local` is most likely required, otherwise every incoming request would be identified by the external IP,
# which will get banned by Fail2Ban when monitored services are not configured for PROXY protocol
externalTrafficPolicy: Local
type: LoadBalancer
selector: