diff --git a/files/etc/uci-defaults/98-network-setting b/files/etc/uci-defaults/98-network-setting
new file mode 100755
index 0000000..ad354f4
--- /dev/null
+++ b/files/etc/uci-defaults/98-network-setting
@@ -0,0 +1,37 @@
+#!/bin/sh
+
+# 仅在首次启动时执行（/etc/uci-defaults机制）
+
+# 修改 LAN 口 IP 地址
+update_lan_ip(){
+    local NEW_LAN_IP="$1"
+
+    # 检查 network 配置是否存在
+    if [ -f /etc/config/network ]; then
+
+        # 检查 lan 接口是否存在
+        if uci get network.lan >/dev/null 2>&1; then
+
+            # 修改 LAN IP
+            uci set network.lan.ipaddr="${NEW_LAN_IP}/24"
+
+            # 保存配置
+            uci commit network
+
+        fi
+
+    fi
+
+
+    # 重启网络服务
+    if [ -x /etc/init.d/network ]; then
+        /etc/init.d/network restart
+    fi
+}
+
+
+# 启用 LAN IP 修改
+# update_lan_ip "192.168.50.100"
+
+
+exit 0