----  
auto <port-list> 
Causes each port identified in the port-list to learn their VLAN membership using 
the Group VLAN Registration Protocol (GVRP). This command is only valid when 
GVRP is enabled. 
2.14 GVRP 
2.14.1  GVRP commands - EXEC level 
show gvrp 
Displays the current VLANs. 
Output Format: 
Switch Configuration - GVRP Information 
GVRP Enabled [No] : Yes 
Port  Type  | Unknown VLAN 
-------- + ------------ 
A1  10/100TX | Learn 
A2  10/100TX | Learn 
A3  10/100TX | Learn 
A4  10/100TX | Learn 
2.14.2  GVRP commands – Configuration level 
[no] gvrp 
Enables the Group VLAN Registration Protocol (GVRP) on the switch. 
2.14.3  Ethernet Interface Configuration commands 
unknown-vlans <learn | block |disable> 
Defines what the port will do when it encounters GVRP packet requested it to join a 
VLAN. If learn is specified then the port will join the advertised VLAN and 
propagate a VLAN join requests through all other forwarding ports that are 
participating in GVRP. If block is specified then the port will not join the advertised 
VLAN and will not propagate any VLAN joins for the advertised VLAN. 
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