[k8s] Service Networking

1. What network range are the nodes in the cluster part of?

k get nodes -o wide 

A) 10.0.81.0/24

 

2. What is the range of IP addresses configured for PODs on this cluster?

ip a 

A) 10.50.0.0/16

 

3. What is the IP Range configured for the services within the cluster? 

: 다시 확인 

 

A) 10.96.0.0/12

 

4. How many kube-proxy pods are deployed in this cluster?

k get pods -n kube-system

A) 2 

 

5. What type of proxy is the kube-proxy configured to use?

k get pods -n kube-system
k logs -n kube-system kube-proxy-6lmfx

A) iptables

 

6.How does this Kubernetes cluster ensure that a kube-proxy pod runs on all nodes in the cluster?

Inspect the kube-proxy pods and try to identify how they are deployed

 

A) using daemonset