Update nc.md (#450)

jaywcjlove · Nov 16, 2022 · b3fb457 · b3fb457
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commit b3fb457
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diff --git a/command/nc.md b/command/nc.md
@@ -49,7 +49,7 @@ nc [-hlnruz][-g<网关...>][-G<指向器数目>][-i<延迟秒数>][-o<输出文
 **扫描UDP端口**
 
 ```shell
-[root@localhost ~]# nc -u -z -w2 192.168.0.1 1-1000  # 扫描192.168.0.3 的端口 范围是 1-1000
+[root@localhost ~]# nc -u -z -w2 192.168.0.3 1-1000  # 扫描192.168.0.3 的端口 范围是 1-1000
 ```
 
 **扫描指定端口**