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Example: a pod like the below should proxy port 53 TCP and UDP to the main DNS service. ``` apiVersion: v1 kind: Pod metadata: name: localhost-dns-proxy spec: containers: - name: proxy-udp image: gcr.io/google_containers/proxy-to-service:v1 args: [ "udp", "53", "kube-dns.default" ] ports: - name: udp protocol: UDP containerPort: 53 hostPort: 53 - name: proxy-tcp image: gcr.io/google_containers/proxy-to-service:v1 args: [ "tcp", "53", "kube-dns.default" ] ports: - name: tcp protocol: TCP containerPort: 53 hostPort: 53 ```