See the solution below with Step by Step Explanation.
Explanation:
Solution (Step by Step) :
1. Define Allowed IP Addresses and Pons:
- Identify tne specific IP addresses and ports from whiCh you want to allow ingress traffic. For example, let'S say you want to allow traffic from
192.168.1.10 on port 8080.
2. Create the NetworkPolicy YAML:
- Create a NetworkPolicy YAML file named 'ingress-restriction.yamr with the following contents:

3. Apply the NetworkPolicy: - Apply the NetworkPoliCY YAML file using kubectl apply -f ingress-restriction.yamr 4. Test the NetworkPolicy: - Try to access the pods running your critical application from other IP addresses or ports outside of the allowed ones. This should result in connection Failures. - Attempt to access external services from the pods. This should succeed as egress traffic is allowed.