chore: update syskeeper docs

en_US/data-integration/syskeeper.md

@@ -34,6 +34,7 @@ This section describes the preparations you must complete before creating the Na
 
 - Knowledge about EMQX data integration [rules](./rules.md)
 - Knowledge about [data integration](./data-bridges.md)
+- Understanding of the basic concepts and working principles of Nari SysKeeper devices
 
 ### Start a Nari SysKeeper Proxy in Security Zone III
 
@@ -47,7 +48,7 @@ This section introduces how to start a Nari SysKeeper Proxy in Security Zone III
 
 3. Enter a name for the Connector. The name should combine upper/lower case letters or numbers, for example, `my_sysk_proxy`.
 
-4. Set **Listen Address** to `Address:9002`, for example, `172.17.0.1:9002`. The SysKeeper Proxy will start a TCP listener. Make sure that the port is not occupied by other processes and that the firewall allows access to this port.
+4. Set **Listen Address** to `0.0.0.0:9002`. The SysKeeper Proxy will start a TCP listener. Make sure that the port is not occupied by other processes and that the firewall allows access to this port.
 
 5. Leave the values of other configuration options as default.
 
@@ -67,6 +68,9 @@ This section demonstrates how to configure a Connector for Nari SysKeeper Forwar
 
 4. Set the **Server** to the address of the SysKeeper proxy server, for example, `172.17.0.1:9002`.
 
+   - The address `172.17.0.1` is the virtual IP address configured by SysKeeper for Security Zone III.
+   - The port `9002` is the listening port configured by the SysKeeper Proxy of EMQX in Security Zone III.
+
 5. Before clicking **Create**, you can click **Test Connectivity** to test that the Connector can connect to the SysKeeper Proxy.
 
 6. Click **Create** to complete the creation of the Connector. In the pop-up dialogue, you can click **Back to Connector List** or click **Create Rule** to continue to create a rule and a Sink for specifying the data to be forwarded to SysKeeper. For details steps, refer to [Create a Rule and Sink](#create-a-rule-and-sink).
@@ -153,4 +157,4 @@ You can use the built-in WebSocket client in the Dashboard to test your SysKeepe
 
 7. Click **Publish** to send the message.
 
-8. In Security Zone III, you will see that the client has received this message if everything is correct.
+8. In Security Zone III, you will see that the client has received this message if everything is correct.

zh_CN/data-integration/syskeeper.md

@@ -36,6 +36,7 @@ Nari SysKeeper 的数据桥接是 EMQX 中的即用型功能，结合了 MQTT 
 
 - 了解EMQX数据集成[规则](./rules.md)
 - 了解[数据集成](./data-bridges.md)
+- 了解 Nari SysKeeper 设备的基本概念和工作原理
 
 ### 在安全区 III 启动 Nari SysKeeper 接收器
 
@@ -46,7 +47,7 @@ Nari SysKeeper 的数据桥接是 EMQX 中的即用型功能，结合了 MQTT 
 1. 转到 Dashboard，点击 **集成** -> **连接器**。
 2. 点击页面右上角的 **创建**。选择 **SysKeeper 接收器** 并点击 **下一步**：
 3. 为连接器输入一个名称。名称应结合使用大写/小写字母或数字，例如，`my_sysk_proxy`。
-4. 将 **监听地址** 设置为 `Address:9002`，例如，`172.17.0.1:9002`。SysKeeper 接收器将启动一个 TCP 监听器，请确保端口不被其他进程占用，并且防火墙允许访问该端口。
+4. 将 **监听地址** 设置为 `0.0.0.0:9002`。SysKeeper 接收器将启动一个 TCP 监听器，请确保端口不被其他进程占用，并且防火墙允许访问该端口。
 5. 其他配置选项保留默认值。
 6. 点击 **创建** 按钮。
 
@@ -60,6 +61,8 @@ Nari SysKeeper 的数据桥接是 EMQX 中的即用型功能，结合了 MQTT 
 2. 点击页面右上角的 **创建**。点击选择 **SysKeeper 转发器**，然后点击 **下一步**。
 3. 为连接器输入一个名称。名称应结合使用大写/小写字母或数字，例如，`my_sysk`。
 4. 将 **服务器** 设置为 SysKeeper 代理服务器的地址，例如，`172.17.0.1:9002`。
+   - 其中地址 `172.17.0.1` 是在 SysKeeper 为安全区 III 区域配置的虚拟的 IP 地址。
+   - 端口 `9002` 是在 安全区 III 中 SysKeeper 接收器所配置的监听端口。
 5. 在点击 **创建** 之前，您可以点击 **测试连接**，以测试连接器是否能够连接到 SysKeeper 接收器。
 6. 点击 **创建** 完成连接器的创建。在弹出对话框中，您可以点击 **返回连接器列表** 或点击 **创建规则** 继续创建规则和 Sink，以指定要转发到 SysKeeper 的数据。