The system software ( .cc extension) and the corresponding patch file ( .pat extension).
If you encounter issues during the upgrade process, here are some troubleshooting tips:
ftp 10.10.1.2 # Replace with your PC IP [ftp] get S5700-V200R021C00.cc # Load system software [ftp] get S5700-V200R021SPH001.pat # Load patch file [ftp] quit Use code with caution. 3. Performing the Upgrade (CLI Method) Huawei Switch Firmware Upgrade
The entire process is faster than traditional methods and eliminates manual file download steps.
Download a hashing tool to calculate the MD5 or SHA256 checksum of the downloaded file. Match it against the hash provided on Huawei's portal to ensure the file is not corrupted. Backup Configuration and Current Files The system software (
Before starting, ensure you have completed these essential preparations: Upgrading a Switch - Huawei Technical Support
Check your switch model and current version using the display version command in the CLI. Performing the Upgrade (CLI Method) The entire process
Log into the switch, enter the FTP server, set the transfer mode to binary, and pull the file into the flash memory.
Use the delete /unreserved command to permanently erase unused files instead of just moving them to the recycle bin.
If upgrading a stack, ensure you follow the specific stack upgrade procedures to avoid split-brain scenarios. If you'd like to dive deeper, let me know:
Log in to Huawei's enterprise support website and download files matching your device model and desired version. Check MD5 or SHA256 values to ensure file integrity. Some device models may require permission to download system firmware.