D-Link DES-1526 Manual page 52

Configure SNMP Community:
Figure 24. SNMP Community Setting
Add Group: To add a SNMP Community group, press the "Add
Group" button. The Add SNMP Community configuration
window will pop up. Fill in the community name and assign the
community enable read_only or read_write. Press the "Apply"
button to execute the setting.
Figure 25. Add SNMP Community group
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