add zone pivot for access key authentication

Author: backwind1233

articles/azure-cache-for-redis/includes/redis-setup-working-environment.md

@@ -48,11 +48,26 @@ Replace the placeholders with the following values:
 
 ### [Access key authentication](#tab/accesskey)
 
+::: zone pivot="azure-managed-redis"
+
 ```bash
 export REDIS_CACHE_HOSTNAME=<your-host-name>.redis.cache.windows.net
 export REDIS_CACHE_KEY=<your-primary-access-key>
+export REDIS_CACHE_PORT=10000
 ```
 
+::: zone-end
+
+::: zone pivot="azure-cache-redis"
+
+```bash
+export REDIS_CACHE_HOSTNAME=<your-host-name>.redis.cache.windows.net
+export REDIS_CACHE_KEY=<your-primary-access-key>
+export REDIS_CACHE_PORT=6380
+```
+
+::: zone-end
+
 Replace the placeholders with the following values:
 
 - `<your-host-name>`: The DNS host name.  To get the host name and ports for your cache, select **Overview** from the **Resource** menu. The host name is of the form `<DNS name>.redis.cache.windows.net`.