show idb
show idb
To display information about the status of interface descriptor blocks (IDBs), use the show idb command in privileged EXEC mode.
show idb
Syntax Description This command has nor arguments or keywords.
Command Modes
Command History
Privileged EXEC
Release | Modification |
12.1 | This command was introduced. |
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12.2(15)T | The output of this command was changed to show additional information. |
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12.2(33)SRA | This command was integrated into Cisco IOS Release 12.2(33)SRA. |
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Examples | The following is sample output from the show idb command: | ||||||
| Router# show idb |
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| Maximum number of | Software IDBs 8192. | In use 17. | ||||
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| HWIDBs | SWIDBs |
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| Active |
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| 5 |
| 14 |
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| Inactive |
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| 10 |
| 3 |
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| Total IDBs |
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| 15 |
| 17 |
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| Size each (bytes) | 5784 | 2576 |
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| Total bytes |
| 86760 | 43792 |
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| HWIDB#1 | 1 | 2 | GigabitEthernet0/0 0 5, HW | IFINDEX, Ether) | ||
| HWIDB#2 | 2 | 3 | GigabitEthernet9/0 0 | 5, HW | IFINDEX, Ether) | |
| HWIDB#3 | 3 | 4 | GigabitEthernet9/1 6 | 5, HW | IFINDEX, Ether) | |
| HWIDB#4 | 4 | 5 | GigabitEthernet9/2 6 | 5, HW | IFINDEX, Ether) | |
| HWIDB#5 | 13 | 1 | Ethernet0 4 5, HW IFINDEX, | Ether) | ||
Table 87 describes the significant fields shown in the display.
Table 87 | show idb Field Descriptions |
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Field | Description |
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In use | Total number of software IDBs (SWIDBs) that have been allocated. This number never |
| decreases. SWIDBs are never deallocated. |
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Active | Total number of hardware IDBs (HWIDBs) and SWIDBs that are allocated and in use. |
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Inactive | Total number of HWIDBs and SWIDBs that are allocated but not in use. |
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Total | Total number of HWIDBs and SWIDBs that are allocated. |
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| Cisco IOS Configuration Fundamentals Command Reference |
| July 2008 |