3Com 5500-SI Configuration Manual page 512

512 C 22: F S M
HAPTER ILE YSTEM ANAGEMENT
Figure 138 Text file of myKey
Save this to a file ending with a ".bat" extension e.g "keys.bat".
This file can be transferred to the switch using FTP or TFTP.
The key is installed using the execute command in the System view
[SW5500]execute keys.bat
Specifying Server IP Address
Start PuTTY program and the client configuration interface pops up.
Figure 139 SSH Client Configuration Interface (1)