diff --git "a/09\345\215\242\351\221\253\346\235\260/20250424 \350\267\257\347\224\261\345\231\250IP\346\216\247\345\210\266\350\256\277\351\227\256.md" "b/09\345\215\242\351\221\253\346\235\260/20250424 \350\267\257\347\224\261\345\231\250IP\346\216\247\345\210\266\350\256\277\351\227\256.md"
new file mode 100644
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--- /dev/null
+++ "b/09\345\215\242\351\221\253\346\235\260/20250424 \350\267\257\347\224\261\345\231\250IP\346\216\247\345\210\266\350\256\277\351\227\256.md"	
@@ -0,0 +1,85 @@
+# 练习
+
+![image-20250424103105115](C:\Users\Administrator\AppData\Roaming\Typora\typora-user-images\image-20250424103105115.png)
+
+![image-20250424103237603](C:\Users\Administrator\AppData\Roaming\Typora\typora-user-images\image-20250424103237603.png)
+
+```
+任务1：
+ 192.168.10.1 可访问外网 40.1不可以
+三层交换机//拒绝地址访问
+Switch(config)#access-list 10 permit 192.168.10.1
+Switch(config)#access-list 10 deny any 
+Switch(config)#in f0/2
+Switch(config-if)#ip access-group 10 out 
+```
+
+![](C:\Users\Administrator\AppData\Roaming\Typora\typora-user-images\image-20250424104416410.png)
+
+![image-20250424104503580](C:\Users\Administrator\AppData\Roaming\Typora\typora-user-images\image-20250424104503580.png)
+
+```
+Switch(config)#access-list 10 permit 192.168.10.1
+Switch(config)#access-list 10 deny any 
+Switch(config)#in f0/2
+Switch(config-if)#ip access-group 10 out 任务2：只允许192.168.20.0  访问 192.168.30.0内的主机
+
+```
+
+集团
+
+```
+财务路由器3
+Router>en
+Router#conf t
+Router(config)#access-list 10 permit 192.168.10.1
+Router(config)#access-list 10 deny any
+Router(config)#in g0/2
+Router(config-if)#ip access-group 10 out
+```
+
+```
+业务经理路由器1
+Router>en
+Router#conf t
+Router(config)#ac
+Router(config)#access-list 10 permit 192.168.30.1
+Router(config)#ac
+Router(config)#access-list 10 deny any
+Router(config)#access-list 10 permit 3.3.3.0 0.0.0.255
+Router(config)#access-list 10 permit 192.168.30.1
+Router(config)#access-list 10 deny any 
+Router(config)#in g0/2
+Router(config-if)#ip access-group 10 out
+
+```
+
+```
+后勤路由器5
+Router>en
+Router#conf t
+Router(config)#access-list 10 permit 192.168.20.2
+Router(config)#access-list 10 deny any
+Router(config)#in g0/0 
+Router(config-if)#ip access-group 10 out
+```
+
+```
+第三小题
+,业务经理只允许被财务经理访问路由器4
+Router>en
+Router#conf t
+Enter configuration commands, one per line.  End with CNTL/Z.
+Router(config)#access-list 10 per
+Router(config)#access-list 10 permit 192.168.10.1
+Router(config)#access-list 10 deny any 
+Router(config)#no access-list 10 permit 192.168.10.1
+Router(config)#no access-list 10 deny any 
+Router(config)#access-list 10 permit 3.3.3.0 0.0.0.255
+Router(config)#access-list 10 permit 192.168.10.1 
+Router(config)#access-list 10 deny any
+Router(config)#in g0/0
+Router(config-if)#ip access-group 10 in
+Router(config-if)#
+```
+