Introduction Configuring the Forwarding Database
Software Reference for SwitchBlade x3100 Series Switches (Layer Two Switching)
4-8
Disable interface 0.23 in order to observe behavior of FDB.
3
disable interface 0.23 First, disable interface.
Verify that the entry for interface 0.23 has been removed from FDB.
4
show switch fdb
--- Switch Forwarding Database ---
Slot VLAN Interface ID MAC Address Status
----------- ----------- --------------- ---------------------- ---------------
0 420 0.0 00:00:CD:0E:B1:F0 Dynamic
0 420 0.0 00:0C:25:00:FC:59 Dynamic
0 420 0.0 94:0C:6D:B6:49:65 Dynamic
0 420 0.0 94:0C:6D:BC:47:B5 Dynamic
0 420 0.0 94:0C:6D:BC:49:54 Dynamic
0 2100 0.0 00:0C:25:00:FC:59 Dynamic
11 512 11.23 00:02:02:00:AB:15 Dynamic
11 512 11.23 00:02:02:00:AB:AF Dynamic
11 512 11.23 00:02:02:00:AC:05 Dynamic
11 512 11.23 00:02:02:00:BC:A7 Dynamic
Re-enable the interface 0.23.
5
enable interface 0.23
Verify that interface 0.23 reappears in FDB.
6
show switch fdb
--- Switch Forwarding Database ---
Slot VLAN Interface ID MAC Address Status
----------- ----------- --------------- ---------------------- ---------------
0 420 0.0 00:00:CD:0E:B1:F0 Dynamic
0 420 0.0 00:0C:25:00:FC:59 Dynamic
0 2100 0.0 00:0C:25:00:FC:59 Dynamic
0 3511 0.23 00:00:02:00:0B:99 Dynamic
11 512 11.23 00:02:02:00:AB:15 Dynamic
11 512 11.23 00:02:02:00:AB:AF Dynamic
11 512 11.23 00:02:02:00:AC:05 Dynamic
11 512 11.23 00:02:02:00:BC:A7 Dynamic
Change the MAC Removal mode so that a MAC address is removed only when it is aged out.
7
set switch macremovalmode ageonly
Verify that the MAC Removal mode has changed to AGEONLY (i.e., the “Age-Only FDB Clear” parameter is “On”).
TABLE 4-1 Configuration Procedure for Clear FDB (Dynamically)
Step Command Description/Notes
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