H3C Technologies H3C S12500-X Series Switches - Manual (Page 201)

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d. Click Save private key to save the private key.
A confirmation dialog box appears.
e. Click Yes, enter a file name (private.ppk in this example), and click Save.
f. Transmit the public key file to the server through FTP or TFTP. (Details not shown.)
2. Configure the Stelnet server:
# Generate the RSA key pairs.
<Switch> system-view
[Switch] public-key local create rsa
The range of public key size is (512 ~ 2048).
If the key modulus is greater than 512, it will take a few minutes.
Press CTRL+C to abort.
Input the modulus length [default = 1024]:
Generating Keys...
........................++++++
...................++++++
..++++++++
............++++++++
Create the key pair successfully.
# Generate a DSA key pair.
[Switch] public-key local create dsa
The range of public key size is (512 ~ 2048).
If the key modulus is greater than 512, it will take a few minutes.
Press CTRL+C to abort.
Input the modulus length [default = 1024]:
Generating Keys...
.++++++++++++++++++++++++++++++++++++++++++++++++++*
........+......+.....+......................................+
...+.................+..........+...+
Create the key pair successfully.
# Enable the SSH server function.
[Switch] ssh server enable
# Assign an IP address to VLAN-interface 2. The Stelnet client uses this address as the destination
for SSH connection.
[Switch] interface vlan-interface 2
[Switch-Vlan-interface2] ip address 192.168.1.40 255.255.255.0
[Switch-Vlan-interface2] quit
# Set the authentication mode for the user lines to AAA.
[Switch] line vty 0 63
[Switch-line-vty0-63] authentication-mode scheme
[Switch-line-vty0-63] quit
# Import the client's public key from file key.pub and name it switchkey.
[Switch] public-key peer switchkey import sshkey key.pub
# Create an SSH user client002 with the authentication method publickey, and assign the public
key switchkey to the user.
[Switch] ssh user client002 service-type stelnet authentication-type publickey assign
publickey switchkey