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@@ -0,0 +1,19 @@
+# 交换机端口安全
+
+1. 安全端口
+
+   int fa0/1
+
+2. 修改访问模式
+
+   switch mode access
+
+   switch port-security
+
+   switch port-security maximum 1
+
+   switch port-security violation shutdown
+
+   switch port-security mac-address sticky
+
+   clear port-security sticky  //清除mac地址
\ No newline at end of file
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