这是本文档旧的修订版！

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1. Enter the ifconfig command on the tablet to view the IP address：

2. Open an SSH connection tool, such as putty, on the PC. The following uses xshell as an example：

As shown in the picture, enter the tablet IP address for host, and select 22 as the port number

3. User authentication

Digital Vaccine：root
Password: 123456

4. Click Connect. ssh key authentication is displayed：