SNMP Configuration link: Clicking this link takes you to the SNMP Config page, where you can set read/write access, trap receivers, and authentication traps. You can also add communities, trap receivers, and location and contact strings there.
Communities field: Shows the existing communities.

Write field: Shows whether write access is enabled/disabled.

Trap Receivers field: Shows the IP addresses of currently-configured trap receivers. If no trap receiver is configured, this field is blank.

Community field: Shows the community string for each trap receiver. If no community string is configured, this field is blank.

Authentication Traps field: Shows whether authentication traps are enabled/disabled.

System Location field: Shows the currently-configured system location information. If no system location is configured, this field is blank.

System Contact field: Shows the currently-configured system contact information. If no system contact is configured, this field is blank.