diff --git a/docs/01-infrastructure-aws.md b/docs/01-infrastructure-aws.md
index 92b0638..787ffd1 100644
--- a/docs/01-infrastructure-aws.md
+++ b/docs/01-infrastructure-aws.md
@@ -184,6 +184,8 @@ aws elb create-load-balancer \
 
 All the VMs in this lab will be provisioned using Ubuntu 16.04 mainly because it runs a newish Linux Kernel that has good support for Docker.
 
+All Virtual Machine will be created with the `--no-source-dest-check` flag to enable traffic between foreign subnets to flow. The will enable Pods to communicate with nodes and other Pods via the Service IP. 
+
 ### Create Instance IAM Policies
 
 ```
@@ -335,6 +337,12 @@ CONTROLLER_0_INSTANCE_ID=$(aws ec2 run-instances \
   jq -r '.Instances[].InstanceId')
 ```
 
+```
+aws ec2 modify-instance-attribute \
+  --instance-id ${CONTROLLER_0_INSTANCE_ID} \
+  --no-source-dest-check
+```
+
 ```
 aws ec2 create-tags \
   --resources ${CONTROLLER_0_INSTANCE_ID} \
@@ -355,6 +363,12 @@ CONTROLLER_1_INSTANCE_ID=$(aws ec2 run-instances \
   jq -r '.Instances[].InstanceId')
 ```
 
+```
+aws ec2 modify-instance-attribute \
+  --instance-id ${CONTROLLER_1_INSTANCE_ID} \
+  --no-source-dest-check
+```
+
 ```
 aws ec2 create-tags \
   --resources ${CONTROLLER_1_INSTANCE_ID} \
@@ -375,6 +389,12 @@ CONTROLLER_2_INSTANCE_ID=$(aws ec2 run-instances \
   jq -r '.Instances[].InstanceId')
 ```
 
+```
+aws ec2 modify-instance-attribute \
+  --instance-id ${CONTROLLER_2_INSTANCE_ID} \
+  --no-source-dest-check
+```
+
 ```
 aws ec2 create-tags \
   --resources ${CONTROLLER_2_INSTANCE_ID} \
@@ -397,6 +417,12 @@ WORKER_0_INSTANCE_ID=$(aws ec2 run-instances \
   jq -r '.Instances[].InstanceId')
 ```
 
+```
+aws ec2 modify-instance-attribute \
+  --instance-id ${WORKER_0_INSTANCE_ID} \
+  --no-source-dest-check
+```
+
 ```
 aws ec2 create-tags \
   --resources ${WORKER_0_INSTANCE_ID} \
@@ -417,6 +443,12 @@ WORKER_1_INSTANCE_ID=$(aws ec2 run-instances \
   jq -r '.Instances[].InstanceId')
 ```
 
+```
+aws ec2 modify-instance-attribute \
+  --instance-id ${WORKER_1_INSTANCE_ID} \
+  --no-source-dest-check
+```
+
 ```
 aws ec2 create-tags \
   --resources ${WORKER_1_INSTANCE_ID} \
@@ -437,6 +469,12 @@ WORKER_2_INSTANCE_ID=$(aws ec2 run-instances \
   jq -r '.Instances[].InstanceId')
 ```
 
+```
+aws ec2 modify-instance-attribute \
+  --instance-id ${WORKER_2_INSTANCE_ID} \
+  --no-source-dest-check
+```
+
 ```
 aws ec2 create-tags \
   --resources ${WORKER_2_INSTANCE_ID} \