Firmware Upgrade — Huawei Switch

display current-configuration  # Show running config
save ce-vrp.cfg                 # Save to flash
tftp 192.168.1.100 put vrpcfg.cfg  # Offload to TFTP server

Also backup the license file (display license). Upgrading can deactivate temporary licenses.

| Task | Details | |------|---------| | Identify current version | display version | | Check hardware model | display device → confirm exact model (e.g., S5720-28P-PWR-LI-AC) | | Download correct firmware | From Huawei Enterprise Support portal (requires support contract) | | Read release notes | Verify upgrade path, minimum memory requirements, and potential impact | | Backup configuration | display current-configuration → save to TFTP/FTP server | | Backup license files | display license → save license file | | Check storage space | dir → ensure sufficient flash memory (at least 2x firmware size) | | Inform stakeholders | Plan a maintenance window (upgrades often cause reboot) | | Prepare rollback plan | Keep previous firmware file and configuration backup |

⚠️ Critical: Some Huawei switches require intermediate versions (e.g., V200R010 → V200R019 requires first upgrading to V200R016). Always follow the upgrade path in the release notes. Huawei Switch Firmware Upgrade

Run these commands and log the output:

display version
display device
display patch-information

Key takeaway: You need the "VxxxRxxxCxx" format. For example, VRP (R) software, Version 5.170 (S5720 V200R011C10). The suffix V200R011C10 is your target for the upgrade path. Also backup the license file ( display license )

If issues arise:

Note: Always test rollback in lab first. VRP (R) software

Before you start the upgrade process, make sure to:

Cause: Wrong architecture. S5720-52P-PWR uses a different VRP compilation than S5720-28X. Fix: Download the specific file from Huawei’s "Software Download" section matched to your S5720-52P-PWR exact PID.