2-7
GVRP
Per-Port Options for Handling GVRP “Unknown VLANs”
Table 2-1. Options for Handling “Unknown VLAN” Advertisements:
The CLI show gvrp command and the menu interface VLAN Support screen
show a switch’s current GVRP configuration, including the Unknown VLAN
settings.
Figure 2-3. Example of GVRP Unknown VLAN Settings
Unknown VLAN
Mode
Operation
Learn
(the Default)
Enables the port to become a member of any unknown VLAN for which it
receives an advertisement. Allows the port to advertise other VLANs that
have at least one other port on the same switch as a member.
Block Prevents the port from joining any new dynamic VLANs for which it receives
an advertisement.
Allows the port to advertise other VLANs that have at least one other port
as a member.
Disable Causes the port to ignore and drop all GVRP advertisements it receives and
also prevents the port from sending any GVRP advertisements.
HP Switch(config)# show gvrp
GVRP support
Maximum VLANs to support [256] : 256
Primary VLAN : DEFAULT_VLAN
GVRP Enabled [No] : Yes
Port Type | Unknown VLAN Join Leave Leaveall
---- --------- + ------------ ----- ----- --------
1 10/100TX | Learn 20 300 1000
2 10/100TX | Learn 20 300 1000
3 10/100TX | Learn 20 300 1000
4 10/100TX | Learn 20 300 1000
5 10/100TX | Learn 20 300 1000
6 10/100TX | Learn 20 300 1000
. . . . . .
GVRP Enabled
(Required for Unknown
VLAN operation.)
Unknown
VLAN
Settings
Default:
Learn
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