Web Agent Procedure

To display the forwarding cache information using the Web Agent:

In the navigation pane, expand the Routing > L3 Forwarding Cache folders, and then click Cache Contents.

The Active FE Cache Web page is displayed in the content pane. See Figure�22-5.

Figure 22-5. Active FE Cache Web Page

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

Click REFRESH to refresh the contents of the table
Click Clear to remove the statistics only (the entry in the table remains).

Table 22-4. Active FE Cache Web Page Fields
Parameter	Defines...
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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