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Web Agent Procedure

To display the forwarding cache information using the Web Agent:

  1. In the navigation pane, expand the Routing > L3 Forwarding Cache folders, and then click Cache Contents.
  2. The Active FE Cache Web page is displayed in the content pane. See Figure�238.

Figure�238:�Active FE Cache Web Page


  1. To modify your FE Cache table, do one of the following:

Note: Flushing the table will disrupt traffic flow and clear all Forwarding Entries, and all flows must be relearned.

  1. See Table�172 for an explanation of the Active FE Cache parameters.

Table�172:�Active FE Cache Parameters �
Parameter
Description
Fabric/Chip Index
The Packet Routing Engine in question.
Type
The type of packet (for example, IP unicast, IP multicast).
Mode
The table mode which includes:
  • DA-Only
  • SA & DA
The table mode indicates what values are used in a comparison to determine whether or not a packet is forwarded.
Memory Use in Bytes
Memory used by each entry.
Total Entries
The number of cumulative entries since the last time the statistics were cleared.
Current Entries
The number of active entries.
If this number reaches the Maximum Entries setting for the protocol, you may want to enable a short-lived protocol filter to conserve the forwarding engine resources. For information on how to enable a short-lived protocol filter, see "Configuring Short-Lived IP Protocol Filters" in Chapter 12:�Configuring IP Routing.
Aged Entries
The number of entries aged out.
Duplicate Add Attempts
The number of attempts at adding the same slow path entries.
Failed Add Attempts
The number of failed attempts at adding a forwarding entry.
Entries Removed Due to Route Deletes
The number of entries removed because of route deletions.
Entries Removed Due to Route Changes
The number of entries removed because of route changes.
Lookup Hits
The number of incoming packets that was found in the cache.
Lookup Misses
The number of incoming packets that was not found in the cache.
Lookup Levels
Cache depth.


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