D-Link DGS-1216T Manual page 46

Delete Trap: To delete previously defined SNMP Trap, press
"Delete Trap" button, the Delete SNMP Trap Delete configuration
window will pop out; checked the delete dialog box. Press "Apply"
to delete the selected SNMP Trap setting.
Figure 31. Delete SNMP Trap
Modify Trap: To modify previously defined SNMP Trap, click on
the ID parameter to enter to the selected SNMP Trap to configure
its community name, IP address and events. Press "Apply" to save
change of the SNMP Trap.
Figure 32. Modify SNMP Trap
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