22.6.

$ oc annotate route <route_name> \
    --overwrite haproxy.router.openshift.io/timeout=<timeout><time_unit> 1

$ oc annotate route myroute --overwrite haproxy.router.openshift.io/timeout=2s

$ oc -n openshift-ingress-operator patch ingresscontroller/default \
    --type=merge --patch='{"spec":{"endpointPublishingStrategy": \
    {"type":"LoadBalancerService", "loadBalancer": \
    {"scope":"External", "providerParameters":{"type":"AWS", "aws": \
    {"type":"Classic", "classicLoadBalancer": \
    {"connectionIdleTimeout":"5m"}}}}}}}'

$ oc -n openshift-ingress-operator patch ingresscontroller/default \
    --type=merge --patch='{"spec":{"endpointPublishingStrategy": \
    {"loadBalancer":{"providerParameters":{"aws":{"classicLoadBalancer": \
    {"connectionIdleTimeout":null}}}}}}}'

$ oc apply -f ingresscontroller.yaml

$ oc apply -f ingresscontroller.yaml

$ oc replace --force --wait -f ingresscontroller.yml

 $ cat ingresscontroller-aws-nlb.yaml

apiVersion: operator.openshift.io/v1
kind: IngressController
metadata:
  name: $my_ingress_controller1
  namespace: openshift-ingress-operator
spec:
  domain: $my_unique_ingress_domain2
  endpointPublishingStrategy:
    type: LoadBalancerService
    loadBalancer:
      scope: External3
      providerParameters:
        type: AWS
        aws:
          type: NLB

$ oc create -f ingresscontroller-aws-nlb.yaml

$ ./openshift-install create manifests --dir <installation_directory> 1

$ touch <installation_directory>/manifests/cluster-ingress-default-ingresscontroller.yaml 1

$ ls <installation_directory>/manifests/cluster-ingress-default-ingresscontroller.yaml

cluster-ingress-default-ingresscontroller.yaml

apiVersion: operator.openshift.io/v1
kind: IngressController
metadata:
  creationTimestamp: null
  name: default
  namespace: openshift-ingress-operator
spec:
  endpointPublishingStrategy:
    loadBalancer:
      scope: External
      providerParameters:
        type: AWS
        aws:
          type: NLB
    type: LoadBalancerService