Chapter 2 Using the NetFlow Collector User Interface
Configuration
Option Data
An Option Data key builder obtains one or more key values from a flow and performs a look up using this result from an option data cache. The result of the mapping is the corresponding value from option data that was specified in the option data cache entry definition. The Option Data key builder has the following attributes.
Attribute | Description |
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Output name | Column name in output. |
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Option data map entry | ID of an |
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Keys | ID of one or more key builders to produce values |
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Site Name
The Site Name key builder resolves the customer site name from the input interface field. It has the following attributes:
Attribute
Output name
Field
Allow null value
Description
Column name in output.
ID of the field to obtain from a flow.
If not selected, an error is logged if a flow does not contain the indicated field
This key builder requires configuration in the config/vpn.conf file. You must include one row to correspond to each PE device VPN interface that export NetFlow packets to this NFC server. The rows in this file contains five fields, in the following order: exporting device (PE) IP address, interface name, name of the site to which this interface is connected, CE to which this interface is connected, and customer name. These fields should be separated by commas. See the following example:
| Cisco NetFlow Collector User Guide |