1、執行configupload命令
當交換機FOS版本為7.4.0a及之后的，無ftp選項
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switch:admin> configupload
Protocol (scp, sftp, local) [scp]:
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2、產看版本信息
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switch:admin> version
Kernel: 2.6.34.6
Fabric OS: v8.2.0b
Made on: Mon Apr 9 22:21:55 2018
Flash: Fri Apr 26 21:57:55 2019
BootProm: 3.0.20
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3、交換機上執行configurechassis命令，將“Enfore secure config Upload/Download”功能關閉，如下所示：
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switch:admin> configurechassis
Configure...
cfgload attributes (yes, y, no, n): [no] y
Enforce secure config Upload/Download (yes, y, no, n): [yes] n ##輸入n關閉，完成“Enfore secure config Upload/Download”的配置
Add Suffix to the uploaded file name (yes, y, no, n): [no] ##到這步，直接按” ctrl+d”退出並保存當前修改，這部及下面的步驟不需要更改
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4、交換機上執行configupload或configdownload命令，顯示協議可以使用ftp，如下：
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switch:admin> configupload
Protocol (scp, ftp, sftp, local) [ftp]:
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