Lucent Technologies Cajun P220, Operation Manual

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Monitoring and Configuring the Forwarding Cache (Layer 3)
11 - 6 Cajun P550/P220 Switch Operation Guide
• To clear the statistics only, but still leave the entry in the table, click Clear .
3. Use Figure 11-5 to review the FE Cache fields:
Table 11-5. FE Cache Parameters
Parameter Defines...
PRE 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
• SA only
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.
Aged Entries The number of entries aged out.
Duplicate Add
Attempts The number of attempts at adding some 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 Cache hits.
Lookup Misses Cache misses.
Lookup Levels Cache depth.