H3C MSR 30-16 vro system version [applicable to MSR20 30 50 series] Today, a VPN device in the branch is damaged (cisco5510) and a backup vpn device is temporarily used for replacement, after the system is started, it is found that you need to register (register the lisence register authorization serial number (if any), and restart the system once every 30 minutes without registration. Check that the system version is Standard Edition, it is estimated that the device was upgraded from the basic edition to the Standard Edition, and no other lisence was purchased. It seems that the device can only be restored to the basic edition. Www.2cto.com from the H3C website http://www.h3c.com.cn/Service/Software_Download/Router/MSR/MSR_3016_BI/ to download the relevant firmware and instructions for use. Download the TFTP software and set up the TFTP server. Use Cisco's good CiscoTFTPServer. After the setup, you can upload and download files in the vro. Back up the file of the original device: www.2cto.com tftp 192.168.1.2 put startup. cfg startup. cfg. bak tftp 192.168.1.2 put main. bin main. bin. bak downloads the basic edition firmware to overwrite the original file tftp 192.168.1.2 get main. binmain overwrites and sets boot-loader file cfa0:/main. restart bin main reboot to complete version change.