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4-120 Sun Fire B1600 Blade System Chassis Switch Administration Guide • June 2003
4.3.12 VLAN Commands
A VLAN is a group of ports that can be located anywhere in the network, but
communicate as though they belong to the same physical segment. This section
describes commands used to create VLAN groups, add port members, specify how
VLAN tagging is used, and enable automatic VLAN registration for the selected
interface.
TABLE 4-17 VLAN Commands
Command Function Mode Page
Edit VLAN Groups
vlan database Enters VLAN database mode to add, change, and
delete VLANs
GC 4-121
vlan Configures a VLAN, including VID, name and state VC 4-121
Configure VLAN Interfaces
interface vlan Enters interface configuration mode for a specified
VLAN
GC 4-123
switchport mode Configures VLAN membership mode for an interface IC 4-123
switchport
acceptable-frame-
types
Configures frame types to be accepted by an interface IC 4-124
swicthport ingress-
filtering
Enables ingress filtering on an interface IC 4-125
switchport native
vlan
Configures the PVID (native VLAN) of an interface IC 4-126
switchport allowed
vlan
Configures the VLANs associated with an interface IC 4-127
switchport gvrp Enables GVRP for an interface IC 4-132
switchport forbidden
vlan
Configures forbidden VLANs for an interface IC 4-129
Display VLAN Information
show vlan Shows VLAN information NE,
PE
4-130
show interfaces
status vlan
Displays status for the specified VLAN interface NE,
PE
4-93
show interfaces
switchport
Displays the administrative and operational status of
an interface
NE,
PE
4-96