Consider using NLB IP mode

[deliahu]

Description

Consider using NLB IP mode with externalTrafficPolicy: Local. This would reduce an extra network hop.

Related tickets:

• Requests hang or timeout when adding nodes to cluster (AWS EKS + NLB) kubernetes/ingress-nginx#6828
• NLB services with "externalTrafficPolicy: Local" route traffic to nodes that cannot handle it for a short time when a node joins the cluster kubernetes/cloud-provider-aws#87