606 Configuring VLANs
switchport trunk
{allowed vlan
vlan-
list
|native vlan
vlan-id
}
Set the list of allowed VLANs that can receive and send
traffic on this interface in tagged format when in trunking
mode.
•
allowed
vlan-list
— Set the list of allowed VLANs that
can receive and send traffic on this interface in tagged
format when in trunking mode. Separate non-consecutive
VLAN IDs with a comma and no spaces. Use a hyphen to
designate a range of IDs.
The
vlan-list
format is
all
| [
add
|
remove
|
except
]
vlan-
atom
[
vlan-atom
...] where:
•
all
—Specifies all VLANs from 1 to 4093. This keyword
is not allowed on commands that do not permit all
VLANs in the list to be set at the same time.
•
add
—Adds the defined list of VLANs to those currently
set instead of replacing the list.
•
remove
—Removes the defined list of VLANs from
those currently set instead of replacing the list. Valid
IDs are from 1 to 1005; extended-range VLAN IDs are
valid in.
•
except
—Lists the VLANs that should be calculated by
inverting the defined list of VLANs. (VLANs are added
except the ones specified.) .
•
vlan-atom
—Either a single VLAN number from 1 to
4093 or a continuous range of VLANs described by two
VLAN numbers, the lesser one first, separated by a
hyphen.
•
native
vlan-id
— The untagged VLAN. Untagged packets
received on this interface are switched in this VLAN.
Transmitted packets in this VLAN are sent untagged.
CTRL + Z Exit to Privileged EXEC mode.
show interfaces
switchport
interface
Display information about the VLAN settings configured
for the specified interface. The
interface
variable includes
the interface type and number.
Command Purpose
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