3Com 4510G Configuration Manual page 582

Figure 1-10 Add an access device
# Add a user for device management
Log into the iMC management platform, select the User tab, and select Access User View > Device
Mgmt User from the navigation tree to enter the Device Management User page. Then, click Add to
enter the Add Device Management User window and perform the following configurations:
Add a user named hello@bbb and specify the password
Select SSH as the service type
Specify the IP address range of the hosts to be managed as 192.168.1.0 to 192.168.1.255, and
click Add to finish the operation
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