User guide

Overview Threshold Notification
8-11
AlliedView NMS Administration Guide (Setting Up Performance Management)
8.3.3.1 Modify a Statistic
To modify a Statistic, in the Configured Collection table, select a Statistic, and then select Edit -> Modify Statistic. In the
editable fields of the Polled Data Details form, make the appropriate changes (refer to 8.3.3), and then click Modify. The
changes are made immediately.
An example would be to check the Active checkbox. Clicking Modify would make the statistic active and the row would
turn green.
8.3.3.2 Remove a Statistic
To delete a statistic in the Configured Collection table, select a Statistic, and then select Edit -> Remove Statistic. A confir-
mation dialog box will appear. Once the Ye s option is clicked in the confirmation dialog, the Statistic is deleted from the
database.
8.3.3.3 Example of Adding a Statistic
To add a Statistic, perform the following steps:
1. In the Configured Collection panel, select the device on which you want to add the statistic.
2. Select Edit -> Add Statistic from the menu. The form shown in Figure 8-4 will appear.
3. Enter a name for the statistic in the Name field.
4. Enter the OID for the value to be polled in the OID field.
5. Uncheck the Active checkbox if you do not want this statistic to be active at this point.
6. Check the Advanced checkbox, then set the threshold values as needed.
7. Click Next.
8. If not already checked, check the Advanced checkbox, and then change the values as needed.
9. Click Add. Your new statistic will appear in the Configured Collection panel. If Active was checked, it will be enabled
(green).
8.4 Threshold Notification
8.4.1 Overview
Performance monitoring involves two concepts:
• Data is collected from agents of network devices and stored.
• The collected data is cross-checked with threshold values. If it exceeds the limits of threshold values, a notification can
be sent to the user indicating that network performance is degrading.
A threshold has the following:
• Val ue
• Type
• Max - When collected data exceeds a value, report an error
parentObj Name of the Managed Object which acts as the parent for this Data Identifier.
Poll ID A unique number associated with each Statistic to identify the Statistic. Poll ID is automatically gener-
ated so no two Statistics will have the same Poll ID.
Advanced Allows the optional values to be modified.
TABLE 8-4 Properties for Adding a Statistic (Continued)
Property Description