From be9a7bea4a3b2f89ec7620dd0056f8fc3bbd6063 Mon Sep 17 00:00:00 2001
From: Long Wu Yuan <longwuyuan@gmail.com>
Date: Tue, 28 Sep 2021 21:38:43 +0530
Subject: [PATCH] added example to install multiple instances of controller
 (#7718)

---
 docs/index.md | 12 +++++++-----
 1 file changed, 7 insertions(+), 5 deletions(-)

diff --git a/docs/index.md b/docs/index.md
index fe9f4c9d8..ea5bb2a08 100644
--- a/docs/index.md
+++ b/docs/index.md
@@ -172,7 +172,7 @@ Bear in mind that, if your `Ingress-Nginx-Controller-nginx2` is started with the
 ## How to easily install multiple instances of the ingress-NGINX controller in the same cluster ?
 - Create a new namespace
   ```
-  kubectl create namespace ingress-controller-2
+  kubectl create namespace ingress-nginx-2
   ```
 - Use helm to install the additional instance of the ingress controller
 - Ensure you have helm working (refer to helm documentation)
@@ -186,9 +186,11 @@ Bear in mind that, if your `Ingress-Nginx-Controller-nginx2` is started with the
   ```
 - Now you install the additional instance of the ingress-NGINX controller like this ;
   ```
-  helm --namespace ingress-controller-2 install ingcontroller-2 ingress-nginx/ingress-nginx  \
-  --set controller.ingressClass=ingress-class-2 \
-  --set controller.ingressClassResource.name=ingress-class-2 \
-  --set controller.ingressClassResource.controllerValue= "k8s.io/ingress-controller-2" 
+  helm install ingress-nginx-2 ingress-nginx/ingress-nginx  \
+  --namespace ingress-nginx-2 \
+  --set controller.ingressClassResource.name=nginx-2 \
+  --set controller.ingressClassResource.controllerValue= "k8s.io/ingress-nginx-2" \
+  --set controller.ingressClassResource.enabled=true \
+  --set controller.IngressClassByName=true
   ```
 - If you need to install yet another instance, then repeat the procedure to create a new namespace, change the values like names & namespaces (for example from "-2" to "-3"), or anything else that meets your needs.