A: Strongly discouraged. Without a valid MD5 checksum from Huawei, you risk malware or incompatible firmware.
For official support, always refer to: https://support.huawei.com/enterprise/ Huawei TAC Contact: Access via your support contract or partner. This article is for informational purposes. Always follow Huawei’s official upgrade guides and maintain a full configuration backup before any firmware change. huawei switch firmware upgrade link
<Huawei> tftp 192.168.1.100 get S5720-V200R021C00SPC100.cc Or via FTP: A: Strongly discouraged
Navigating Huawei’s Enterprise Support Ecosystem for Safe and Successful Updates huawei switch firmware upgrade link