Extreme Networks ExtremeWare 7.7, Command Reference Manual

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426 ExtremeWare 7.7 Command Reference Guide
FDB Commands
show fdb
On “i” series of switches:
show fdb {<mac_address> | broadcast-mac | permanent | ports <portlist> |
remap | stats | vlan <vlan name>}
On “e” series of switches:
show fdb {<mac_address> | permanent | ports <portlist> | vlan <vlan name>}
Description
Displays FDB entries.
Syntax Description
Default
All
Usage Guidelines
Displays FDB entries as specified, or displays all FDB entries.
The show output displays the following information:
mac_address Specifies a MAC address, using colon-separated bytes, for which FDB entries should be
displayed.
broadcast-mac Specifies the broadcast MAC address. May be used as an alternate to the colon-separated
byte form of the address ff:ff:ff:ff:ff:ff.
NOTE: This option is only available on the “i” series of switches.
permanent Displays all permanent entries, including the ingress and egress QoS profiles and secure MAC
addresses.
portlist Displays the entries for one or more ports. May be in the form 1, 2, 3-5, 2:5, 2:6-2:8.
remap Displays the remapped FDB entries.
NOTE: This option is only available on the “i” series of switches.
stats Displays the FDB statistics.
vlan name Displays the entries for a specific VLAN.
EQP The Ingress QoS profile assigned to the entry (appears only if the keyword permanent is specified).
IQP The Egress QoS profile assigned to the entry (appears only if the keyword permanent is specified).
Index The FDB hash index, in the format <bucket>-<entry>.
Mac The MAC address that defines the entry.
Vlan The VLAN for the entry.
Age The age of the entry, in seconds (does not appear if the keyword permanent is specified).
Use The number of IP FDB entries that use this MAC address as a next hop or last hop (does not appear
if the keyword permanent is specified).