Table 18 | Layer 2 Information Menu options |
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Command | Usage | |
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trunk | When trunk groups are configured, you can view the state of each port in | |
| the various trunk groups. | |
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| |
vlan | Displays VLAN configuration information, including: | |
| • | VLAN Number |
| • | VLAN Name |
| • | Status |
| • Port membership of the VLAN |
gen
dump
Displays general Layer 2 configuration information.
Dumps all switch information available from the Layer 2 menu (10K or more, depending on your configuration).
If you want to capture dump data to a file, set your communication software on your workstation to capture session data prior to issuing the dump commands.
FDB information menu
Command: /info/l2/fdb
[Forwarding Database | Menu] | |
find | - Show | a single FDB entry by MAC address |
port | - Show | FDB entries on a single port |
vlan | - Show | FDB entries on a single VLAN |
state | - Show | FDB entries by state |
dump | - Show | all FDB entries |
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The forwarding database (FDB) contains information that maps the media access control (MAC) address of each known device to the switch port where the device address was learned. The FDB also shows which other ports have seen frames destined for a particular MAC address.
NOTE: The master forwarding database supports up to 8K MAC address entries on the management processor (MP) per switch.
Table 19 FDB information menu /info/l2/fdb
find <MAC address> [<VLAN>] | Displays a single database entry by its MAC address. You are prompted |
| to enter the MAC address of the device. |
| Enter the MAC address using the format: xx:xx:xx:xx:xx:xx. (For |
| example: 08:00:20:12:34:56) |
| You can also enter the MAC address using the format: xxxxxxxxxxxx. |
| (For example: 080020123456) |
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port <port number> | Displays all FDB entries for a particular port. |
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vlan | Displays all FDB entries on a single VLAN. The range is |
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state unknownignore | Displays all FDB entries that match a particular state. |
forwardfloodtrunkifmac |
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dump | Displays all entries in the Forwarding Database. |
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Information Menu 33