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Monitoring Interfaces

Monitoring Interfaces

Every Cisco resource includes at least two network interfaces, such as loopback and Ethernet. If you enable ISM's Interface Monitoring application, you can see a list of all interfaces defined to ISM, monitor their status, and access additional configuration and performance data for those interfaces.

This chapter describes the following interface monitoring tasks:

Enabling Interface Monitoring

ISM's architecture provides two layers of interface control options—global and individual.

This section describes how to enable interface monitoring, and how to set global interface control options. For details on how to set individual interface control options, including how to disable monitoring for specific interfaces, see the "Enabling Management Options for Individual Interfaces" section.

To enable ISM to monitor interfaces for all resources in ISM, use the following procedure:


Step 1   On the ISM main menu panel (Figure 5-1), press PF8.


Figure 5-1: Internetwork Status Monitor (ISM) Main Menu Panel


The ISM Administration menu panel (Figure 5-2) is displayed.


Figure 5-2: ISM Administration Menu Panel


Step 2   Position the cursor on the SETUP line and press Enter. The ISM Resource Management Setup—First Panel (Figure 5-3) is displayed.


Figure 5-3: ISM Resource Management Setup—First Panel


Step 3   In the Interface Monitoring Update field, type Y and press Enter.

Step 4   To enable additional global interface control options, press PF8. The ISM Resource Management Setup—Second Panel (Figure 5-4) is displayed.


Figure 5-4: ISM Resource Management Setup—Second Panel


Step 5   Press PF8. The ISM Resource Management Setup—Third Panel (Figure 5-5) is displayed.


Figure 5-5: ISM Resource Management Setup—Third Panel


Step 6   Press PF8. The ISM Resource Management Setup—Fourth Panel (Figure 5-6) is displayed.


Figure 5-6: ISM Resource Management Setup—Fourth Panel


Step 7   To specify an interface monitoring interval for all interfaces, enter the number of hours and minutes in the Monitoring Interval (Hours) and (Minutes) option. The default interval is 12 hours and 0 minutes.

Step 8   To enable types of interfaces to be monitored, type Y in the corresponding field.

Step 9   Press PF7 three times to return to the ISM Resource Management Setup—First Panel.

Step 10   In the Change Type field, enter 2 (Update).

Step 11   In the Action Type field, enter 3.

Step 12   Press PF4 to save your changes and update the ISM resource management setup definition.


Enabling Management Options for Individual Interfaces

This section describes how to override global management options for individual interfaces, as well as how to manage other aspects of individual interfaces. You can access the interface management options for an individual resource from the ISM main menu panel or the ISM Status Summary panel.

Using the ISM Main Menu Panel

To enable interface monitoring options for an individual interface from the ISM main menu panel, follow these steps:


Step 1   From the ISM main menu panel, position the cursor in the Type field beside the INT option, enter the letter that corresponds to the interface type that you want to modify, and press Enter. The Interfaces Type panel is displayed, showing resources with the selected interface type. Figure 5-7 shows a sample panel for Ethernet interfaces.


Figure 5-7: Interfaces Type Panel for Ethernet Interfaces


Step 2   Position the cursor on the name of the resource whose interface you want to modify and press Enter. The ISM Interface Operation Options panel is displayed (Figure 5-8).


Figure 5-8: ISM Interface Operation Options Panel


Step 3   Position the cursor on the Administration option and press Enter. The ISM Interface Administration panel (Figure 5-9) is displayed.


Figure 5-9: ISM Interface Administration Panel


Step 4   To specify a status for the interface, enter Up or Down beside the Desired Status option.

Step 5   To disable monitoring for the selected interface, enter No beside the Monitor Mode option.

Step 6   In the Change Type field, enter 2 (Update).

Step 7   In the Action Type field, enter 3.

Step 8   Press PF4 to save your changes and update the ISM interface management setup definition.


Using the ISM Status Summary Panel

To enable interface monitoring options for an individual interface from the ISM Status Summary panel, follow these steps:


Step 1   On the ISM Status Summary panel (Figure 5-10), position the cursor in the Total column beside the Interfaces type you want to update and press Enter.


Figure 5-10: ISM Status Summary Panel


The Interfaces Type panel is displayed, showing resources with the selected interface type. Figure 5-7 shows a sample panel for Ethernet interfaces.

Step 2   Position the cursor on the name of the resource whose interface you want to modify and press Enter. The ISM Interface Administration panel (Figure 5-9) is displayed.

Step 3   Position the cursor on the Administration option and press Enter.

Step 4   To specify a status for the interface, enter Up or Down beside the Desired Status option.

Step 5   To disable monitoring for the selected interface, enter No beside the Monitor Mode option.

Step 6   In the Change Type field, enter 2 (Update).

Step 7   In the Action Type field, enter 3.

Step 8   Press PF4 to save your changes and update the ISM interface management setup definition.


Enabling Intensive Mode Recording

To enable options for collecting interface statistics at high rates, complete the following tasks:


Step 1   On the ISM Interface Administration panel (
Figure 5-9), press PF5. The Intensive Mode Recording panel (Figure 5-11) is displayed for the selected interface.


Figure 5-11: Intensive Mode Recording Panel


Step 2   When you have completed specifying the options, press Enter to confirm the options.

Step 3   To update the ISM interface management setup definition, press PF4 to return to the ISM Interface Administration panel.


Deleting History and Performance Records

If you enable monitoring of interfaces, resource interface history and performance data is stored in its own VSAM database.

You can disable the archiving of interface history and performance data for all resources, or for individual resources. See the "Enabling Resource Interface Archiving" section.

You can also remove history and performance records from the VSAM database for a specific interface using the Delete History and Performance Records option on the ISM Interface Administration panel. When you enable the Reset Performance History option, the history records are removed from the database when you press PF4 to update.

To delete history and performance records for a specific resource, on the ISM Interface Administration panel (Figure 5-9), enter Yes beside the Delete history and performance records option, enter 2 in the Change Type field, and press PF4.

Monitoring Interface Status Using the Standard Interface

When you configure the ISM management environment, you specify the types of interfaces you want monitored and the interval (in hours and minutes) at which you want them monitored. For more information on selecting the interfaces that are enabled for monitoring by ISM, see the "Enabling Interface Monitoring" section.

After ISM is enabled to monitor interfaces, you can perform the following monitoring operations for interfaces and view status descriptions:

Monitoring Interfaces on a Specific Resource Using the Standard Interface

To monitor all interfaces for a specific resource (as long as those interface types are enabled for monitoring in ISM), complete the following tasks:


Step 1   On the Resource Status panel (
Figure 5-12), position the cursor on the resource for which you want to view ISM management information and press Enter.


Figure 5-12: Resource Status Panel


The Resource Status with Options panel is displayed (Figure 5-13).


Figure 5-13: Resource Status with Options Panel


Step 2   Enter C beside the Enter Option field and press Enter. The Interfaces Type panel (Figure 5-14) is displayed for all interfaces ISM can monitor.


Figure 5-14: Interfaces Type Panel


Step 3   To access the ISM Interface Administration panel (Figure 5-9) for a particular interface, position the cursor on the interface and press Enter. The ISM Interface Operation Options panel is displayed (Figure 5-8). Then position the cursor on the Administration option and press Enter to display the ISM Interface Administration panel.


Note   Pressing PF2 on this panel returns you to the Resource Status with Options panel, not to the ISM main menu panel.


Monitoring Interfaces in Your Network by Type Using the Standard Interface

ISM provides a couple of ways for you to monitor interfaces of a particular type and status:

Complete the following tasks to monitor interface types and status from the ISM Status Summary panel:


Step 1   From the ISM main menu panel, position the cursor on the SUM line and press Enter. The ISM Status Summary panel (
Figure 5-10) is displayed, showing:

Step 2   To view a list of all interfaces of a particular type, position the cursor in the Total field beside the interface type that you want to view and press Enter. The Interfaces Type panel is displayed, showing all resources with interfaces of the selected type being monitored by ISM.

Step 3   To view a list of all interfaces of a particular type categorized by status, position the cursor in the status field that you want to view and press Enter. The Interfaces Type panel (Figure 5-14) is displayed, showing only the interfaces with the selected status. The status filter is displayed at the top of the panel in the Filter field.

Table 5-1 lists the color and definition of each status.


Table 5-1: ISM Interface and Color Definitions
Color Status Definition

White

Not applicable

Total number of interfaces of a particular type that are being monitored by ISM on the ISM Status Summary panel.

Green

UP

Interfaces that are up with a desired status of up.

Green

DOWN

Interfaces that are down with a desired status of down.

Red

DOWN

Interfaces that are down with a desired status of up.

Red

INVALID

Interfaces that are no longer defined to the resource.

Yellow

UNKNOWN

Interface status is unknown because the resource is down.

Step 4   To monitor interface types and status from the ISM main menu panel, position the cursor in the Type field beside the INT option, enter the letter that corresponds to the interface type you want to modify, and press Enter. The Interfaces Type panel is displayed, showing the interfaces of the selected type for all resources being monitored by ISM.


Using the Interface Operation Options from the Standard Interface

There are many ways to access the Interface Operation Options panel (Figure 5-8) in ISM. Some of the ISM applications provide direct access to the command interface and list the commands that are specific to the resource currently being managed. When you are using the Interface Monitoring application panels in ISM, you can access panels that provide resource commands that are specific to managing interfaces.

You can also run the show interface command for a selected interface on the Interfaces Type panel by pressing Enter, then selecting commands.

Viewing Interface History Statistics Using the Standard Interface

To view history statistics for a particular interface in a resource:


Step 1   On the Interfaces Type panel, position the cursor on the desired interface and press Enter.

Step 2   Select History. The history statistics records logged for the selected interface are displayed on a statistics panel. Figure 5-15 shows a sample Statistics for FastEthernet Interface panel.


Figure 5-15: Statistics for FastEthernet Interface Panel


There can be up to four additional panels of statistics, depending on the interface type. To display additional panels of statistics, press PF11. For information about the statistics on these panels, press PF1 for Help.


Viewing Interface Performance Data Using the Standard Interface

To view performance statistics for a particular interface in a resource:


Step 1   On the Interfaces Type panel (
Figure 5-14), position the cursor on the desired interface and press Enter. The Interface Operation Options panel (Figure 5-8) is displayed.

Step 2   Select Performance. The performance statistic records logged for the selected interface are displayed on the Performance Statistics for Resource Interface panel (Figure 5-16).


Figure 5-16: Performance Statistics for Resource Interface Panel



Viewing Interface Management Variables Using the Standard Interface

To view the internal variables used by ISM to perform interface management, on the ISM Interface Operation Options panel (Figure 5-8), position the cursor on Display Interface Variables and press Enter. The ISM Interface Variables panel (Figure 5-17) is displayed. The information on this panel is useful when you troubleshoot ISM operational problems.


Figure 5-17: ISM Interface Variables Panel


Monitoring Interface Status Using the Web Interface

After ISM is enabled to monitor interfaces, you can perform the following monitoring operations for interfaces and view status descriptions:

Monitoring Interfaces on a Specific Resource Using the Web Interface

You can monitor all interfaces for a specific resource (as long as those interface types are enabled for monitoring in ISM) from the Resource Status page.

Complete the following tasks to display a list of interfaces configured in a specific resource:


Step 1   On the Resource Status page (
Figure 5-18), click on the appropriate resource.


Figure 5-18: Resource Status Page


The Resource Status with Options page (Figure 5-19) is displayed.


Figure 5-19: Resource Status with Options Page


Step 2   Click on Interfaces Status. The Interfaces Type page (Figure 5-20) is displayed for all interfaces ISM can monitor on the resource.


Figure 5-20: Interfaces Type Page


Step 3   To access the ISM Interface Operation Options page (Figure 5-21) for a particular interface, click on the interface.


Figure 5-21: Interface Operation Options Page



Monitoring Interfaces in Your Network by Type Using the Web Interface

ISM provides a couple of ways for you to monitor interfaces of a particular type and status:

Complete the following tasks to monitor interface types and status from the ISM Status Summary page:


Step 1   From the ISM main menu page (
Figure 5-22), select ISM Status Summary and click Submit.


Figure 5-22: ISM Main Menu Page


The ISM Status Summary page (Figure 5-23) is displayed, showing:


Figure 5-23: ISM Status Summary Page


Step 2   To view a list of all interfaces of a particular type, click on the value in the Total column beside the interface type that you want to view. The Interfaces Type page (Figure 5-20) is displayed, showing all resources with interfaces of the selected type being monitored by ISM.

Step 3   To view a list of all interfaces of a particular type categorized by status, click on the value in the Status column. The Interfaces Type page (Figure 5-20) is displayed, showing only the interfaces with the selected status. The status filter is displayed at the top of the page in the Filter field.

Table 5-1 lists the color and definition of each status.


Table 5-2: ISM Interface and Color Definitions
Color Status Definition

White

Not applicable

Total number of interfaces of a particular type that are being monitored by ISM on the ISM Status Summary page.

Green

UP

Interfaces that are up with a desired status of up.

Green

DOWN

Interfaces that are down with a desired status of down.

Red

DOWN

Interfaces that are down with a desired status of up.

Red

INVALID

Interfaces that are no longer defined to the resource.

Yellow

UNKNOWN

Interface status is unknown because the resource is down.

Step 4   To monitor interface types and status from the ISM main menu page, select Interface Status, select an interface type from the drop-down list box, and click Submit. The Interfaces Type page (Figure 5-20) is displayed. Select an interface type from the Interface type drop-down list box, and click Submit. The Interfaces Type page is displayed, showing the interfaces of the selected type for all resources being monitored by ISM.


Using the Interface Operation Options from the Web Interface

There are many ways to access the Interface Operation Options page (Figure 5-21) in ISM.

Some of the ISM applications provide direct access to the command interface and list the commands that are specific to the resource currently being managed. When you are using the Interface Monitoring application pages in ISM, you can access pages that provide resource commands that are specific to managing interfaces.

You can also run the show interface command for a selected interface on the Interfaces Type page (Figure 5-20) by clicking on a resource, clicking on Show Interface, and selecting a command. Figure 5-24 shows sample output for the show interface fastethernet 0/0 command:


Figure 5-24: Sample Output Page for Show Interface Fastethernet 0/0


Viewing Interface Management Variables Using the Web Interface

To view the internal variables used by ISM to perform interface management, complete the following tasks:


Step 1   On the Interfaces Type page (
Figure 5-20), click on the desired interface.

Step 2   Click on Display Interface Variables. The internal variables used by ISM to perform interface management are displayed on the ISM Interface Variables page (Figure 5-25). The information on this page is useful when you troubleshoot ISM operational problems.


Figure 5-25: ISM Interface Variables Page



Viewing Interface History Statistics Using the Web Interface

To view history statistics for a particular interface in a resource:


Step 1   On the Interfaces Type page (
Figure 5-20), click on the desired interface.

Step 2   Click on History. The history statistics records logged for the selected interface are displayed on the Statistics for Resource Interface page (Figure 5-26).


Figure 5-26: Statistics for Resource Interface Page



Viewing Interface Performance Data Using the Web Interface

To view performance statistics for a particular interface in a resource:


Step 1   On the Interfaces Type page (
Figure 5-20), click on the desired interface.

Step 2   Click on Performance. The performance statistic records logged for the selected interface are displayed on the Performance Statistics for Resource Interface page (Figure 5-27).


Figure 5-27: Performance Statistics for Resource Interface Page




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Posted: Sat Oct 7 16:22:48 PDT 2000
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