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modify the outdated link #45469

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May 10, 2017
Merged

modify the outdated link #45469

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8 changes: 4 additions & 4 deletions examples/cluster-dns/README.md
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Expand Up @@ -13,7 +13,7 @@ $ hack/dev-build-and-up.sh

### Step One: Create two namespaces

We'll see how cluster DNS works across multiple [namespaces](../../docs/user-guide/namespaces.md), first we need to create two namespaces:
We'll see how cluster DNS works across multiple [namespaces](https://kubernetes.io/docs/concepts/overview/working-with-objects/namespaces/), first we need to create two namespaces:

```sh
$ kubectl create -f examples/cluster-dns/namespace-dev.yaml
Expand Down Expand Up @@ -41,7 +41,7 @@ You can view your cluster name and user name in kubernetes config at ~/.kube/con

### Step Two: Create backend replication controller in each namespace

Use the file [`examples/cluster-dns/dns-backend-rc.yaml`](dns-backend-rc.yaml) to create a backend server [replication controller](../../docs/user-guide/replication-controller.md) in each namespace.
Use the file [`examples/cluster-dns/dns-backend-rc.yaml`](dns-backend-rc.yaml) to create a backend server [replication controller](https://kubernetes.io/docs/concepts/workloads/controllers/replicationcontroller/) in each namespace.

```sh
$ kubectl config use-context dev
Expand Down Expand Up @@ -69,7 +69,7 @@ dns-backend dns-backend ddysher/dns-backend name=dns-backend 1
### Step Three: Create backend service

Use the file [`examples/cluster-dns/dns-backend-service.yaml`](dns-backend-service.yaml) to create
a [service](../../docs/user-guide/services.md) for the backend server.
a [service](https://kubernetes.io/docs/concepts/services-networking/service/) for the backend server.

```sh
$ kubectl config use-context dev
Expand All @@ -96,7 +96,7 @@ dns-backend 10.0.2.4 <none> 8000/TCP name=dns-

### Step Four: Create client pod in one namespace

Use the file [`examples/cluster-dns/dns-frontend-pod.yaml`](dns-frontend-pod.yaml) to create a client [pod](../../docs/user-guide/pods.md) in dev namespace. The client pod will make a connection to backend and exit. Specifically, it tries to connect to address `http://dns-backend.development.cluster.local:8000`.
Use the file [`examples/cluster-dns/dns-frontend-pod.yaml`](dns-frontend-pod.yaml) to create a client [pod](https://kubernetes.io/docs/concepts/workloads/pods/pod/) in dev namespace. The client pod will make a connection to backend and exit. Specifically, it tries to connect to address `http://dns-backend.development.cluster.local:8000`.

```sh
$ kubectl config use-context dev
Expand Down