Allied Telesis AT-S63 - Manual (Page 68)

Chapter 4: SNMPv1 and SNMPv2c
68 Section I: Basic Operations
Manager IP Address 1 through Manager IP Address 8
Enter an IP Address of a switch that is permitted SNMP manager
access to the current switch. You can enter up to eight Manager IP
Addresses.
Trap Receiver IP Address 1 through Trap Receiver IP Address 8
Use the above selections to specify the IP addresses of up to eight
trap receivers on your network that can receive traps from the switch.
7. Click Apply.
8. From the Configuration menu, select the Save Config option to
permanently save your changes. (This option is not displayed if there
are no changes to save.)