S5120-LI固件版本升级老版本问题
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问题描述：
升级S5120原始版本为5.20 1513P62，因为公司平台通过命令行操作交换机，这个版本返回的命令信息与原版本有差别，想固件降级至5.20 R1107或者5.20 1505P06结果升级失败，提示设置启动文件错误。具体见截图
组网及组网描述：
最佳答案
你用命令行操作试一下，现在系统视图下看看设备剩余空间，如果没有空余空间，将原版本备份后，重启设备按ctrl+B进入bootrom，按ctrl+F格式化，再设置tftp，用tftp将.bin文件上传至交换机，然后返回主界面选择第四项，进入子菜单后，将上传的版本文件改为主启动文件，应该可以的
- 2019-01-18回答
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nter your choice(0-9): 2 1. Set application file 0. Return to boot menu Enter your choice(0-1): 1 File Number File Size(bytes) File Name ================================================================================ 1 10240824 s5120li-cmw520-r1107.bin 2 13487560 s5120li-cmw520-r1505p06.bin Free space: 75356160 bytes (*)-with main attribute (b)-with backup attribute (*b)-with both main and backup attribute Please input the file number to change: 2 Please input the file attribute (Main/Backup/None) m The attribute of S5120LI-CMW520-R1513P62.bin is changed from main to none! This operation may take several minutes. Please wait.... Something wrong with the file. Set the file attribute failed! BOOT MENU 1. Download application file to flash 2. Select application file to boot 3. Display all files in flash 4. Delete file from flash 5. Restore to factory default configuration 6. Enter BootRom upgrade menu 7. Skip current system configuration 8. Reserved 9. Set switch startup mode 0. Reboot Ctrl+F: Format File System Ctrl+P: Skip Super Password Ctrl+R: Download application to SDRAM and Run Ctrl+Z: Access EXTEND-ASSISTANT MENU Enter your choice(0-9): 3 Display all file(s) in flash: File Number File Size(bytes) File Name ================================================================================ 1 10240824 s5120li-cmw520-r1107.bin 2 13487560 s5120li-cmw520-r1505p06.bin Free space: 75356160 bytes The current application file is S5120LI-CMW520-R1513P62.bin (*)-with main attribute (b)-with backup attribute (*b)-with both main and backup attribute BOOT MENU 1. Download application file to flash 2. Select application file to boot 3. Display all files in flash 4. Delete file from flash 5. Restore to factory default configuration 6. Enter BootRom upgrade menu 7. Skip current system configuration 8. Reserved 9. Set switch startup mode 0. Reboot Ctrl+F: Format File System Ctrl+P: Skip Super Password Ctrl+R: Download application to SDRAM and Run Ctrl+Z: Access EXTEND-ASSISTANT MENU Enter your choice(0-9): 2 1. Set application file 0. Return to boot menu Enter your choice(0-1): 1 File Number File Size(bytes) File Name ================================================================================ 1 10240824 s5120li-cmw520-r1107.bin 2 13487560 s5120li-cmw520-r1505p06.bin Free space: 75356160 bytes (*)-with main attribute (b)-with backup attribute (*b)-with both main and backup attribute Please input the file number to change: 1 Please input the file attribute (Main/Backup/None) m The attribute of S5120LI-CMW520-R1513P62.bin is changed from main to none! This operation may take several minutes. Please wait.... Something wrong with the file. Set the file attribute failed!
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