To configure a historical BGP impact analysis

General information

In order to configure a historical BGP impact analysis, the CPAA must first be able to register BGP events. See the 7701 CPAA Setup and Installation Guide for more information.

Steps
 
1 

Choose Tools→Route Analysis→Impact Analysis from the NFM-P main menu. The Impact Analysis form opens.

2 

Click on the Create button and choose BGP Historical Impact Analysis. The BGP Impact Analysis (Create) form opens.

3 

Configure the ID and Name parameters.

4 

Click on the Select button in the BGP AS Domain panel. The Select Domain - BGP Impact Analysis form opens with a list of BGP AS domains displayed.

5 

Choose a domain and click on the OK button. The Select Domain - BGP Impact Analysis form closes and the BGP Impact Analysis (Create) form reappears with the BGP AS Domain information displayed.

6 

Configure the Time Interval Type parameter.

7 

Perform one of the following:

  1. If you selected Rewind From/To Interval, configure the Start Time and End Time parameters.

  2. If you selected Rewind From Current Time, configure the Time Interval (in minutes) parameter.

8 

Configure the Address Type parameter.

9 

If you selected VPN IPv4/VPN IPv6, configure the Type and Route Target parameters.

10 

Click on the Apply button. The BGP Historical Impact Analysis (Create) form expands and is renamed as BGP Historical Impact Analysis (Edit).

11 

Click on the Impact Analysis button. If the Impact Analysis button is not visible, click on the More Actions button and choose Impact Analysis. The BGP Historical Impact Analysis (Edit) form displays the results of the impact analysis.

12 

As required, perform any of the following:

  • Click on the View BGP Events button in the Throttled BGP Events panel to view the throttled BGP events.

  • Double-click on a prefix event in the Prefix Counter panel to view the details those events.

  • Click on the Prefix Analysis button, or on the More Actions button and choose Prefix Analysis, to view the prefix analysis details.

  • Click on the Per Next Hop Events Analysis button, or on the More Actions button and choose Per Next Hop Events Analysis, to view the per next hop analysis details.

13 

Click on the OK button. A dialog box appears.

14 

Click on the Yes button. The BGP Historical Impact (Edit) form closes.

End of steps

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