Allied Telesis AT-S79 - Manual (Page 36)

Chapter 3: Basic Switch Parameters
36 Section I: Using the Menus Interface
4. To set the switch’s subnet mask, do the following:
a. Type M to select Set Subnet Mask.
The following prompt is displayed:
Enter new subnet mask>
b. Type the subnet mask for the switch and press Enter.
5. To set the switch’s gateway address, do the following:
a. Type G to select Set Default Gateway.
The following prompt is displayed:
Enter new gateway IP address>
b. Type the gateway IP address for the switch and press Enter.
6. Type Q to select Quit to previous menu and save your changes.