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Online Monitoring by SNMP

 

  1. After the MIB object icon or table icon is selected from the MIB Browser, and the desired IP Address is entered or selected, click the Monitor button

  2. When selecting a table icon, the subsequent window allows you to choose which OID to use as the key.

    Figure 1: MIB Monitoring Object Keys
    MIB Monitoring Object Keys
    Figure 2: MIB Monitoring Objects
    MIB Monitoring Objects

  3. Right-click a column header and select “Check All this Column” to check all the objects in the column.

  4. Click OK to open the following Configuration window.

  5. Indicate the polling interval next to “Monitor every:”

  6. To view the delta per second between periods, instead of the absolute values, check the Delta checkbox.

  7. To show an OID on the chart, check the “Show on Chart” checkbox for that OID

  8. Right-click a column header and select “Check All this Column” to check all the objects in a column.

  9. Object names and OIDs can also be modified by selecting a row, editing the information, and clicking Modify. To add an OID, enter in the Name and OID and then click Add. Click the up arrow next to the Add button for some suggestions.

    Figure 3: Network Monitor by SNMP
    Network Monitor by SNMP

  10. Click Apply to start graphing the data on the chart.

  11. Data points will appear as the chart collects CPU utilization data from the point when the chart was opened. You can stop data collection by clicking the Stop button.

    Figure 4: Network Monitor by SNMP Graph of Deltas
    Network Monitor by SNMP Graph of Deltas

  • To reduce the number of items graphed, go back to the Configuration tab and deselect “Show on Chart” for elements that should be hidden. They will still be included in the Table View tab, which indicates all the collected data.

  • The graph can be saved to an image file by right-clicking the chart and selecting “Save as...”

  • To zoom into an area on the graph, drag a rectangle over a region of the graph using the mouse. To zoom to fit, right-click the graph and select “Auto Range>Both Axes

  • Click the Table View tab to view the data in table format. The save button in the lower left corner can be used to save the table to a CSV file that can be opened in Microsoft Excel

  • The Export button can be used to save the Configuration data to an XML file so that it can later be imported.