Configuring VLANs 593
Configuring VLAN Settings for a LAG
The VLAN mode and memberships settings you configure for a port are also
valid for a LAG (port channel). Beginning in Privileged EXEC mode, use the
following commands to configure the VLAN mode for a LAG. Once you
specify the switchport mode settings for a LAG, you can configure other
VLAN memberships settings that are valid that the switchport mode.
switchport general pvid
vlan-id
(Optional) Set the port VLAN ID. Untagged traffic that
enters the switch through this port is tagged with the
PVID.
vlan-id
— PVID. The selected PVID assignment must be
to an existing VLAN. (Range: 1–4093). Entering a PVID
value does not remove the previous PVID value from the
list of allowed VLANs.
switchport general
acceptable-frame-type
tagged-only
(Optional) Specifies that the port will only accept tagged
frames. Untagged frames are dropped
at ingress.
switchport general
ingress-filtering disable
(Optional) Turn off ingress filtering so that all received
tagged frames are forwarded whether or not the port is a
member of the VLAN in the tag.
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
configure Enter global configuration mode.
interface port-channel
channel-id
Enter interface configuration mode for the specified
interface.
channel-id
— Specific port channel. (Range 1–48). You
can also specify a range of LAGs with the interface range
port-channel command, for example, interface range port-
channel 4-8.
switchport mode
[access|general|trunk]
Configure the interface as an untagged layer 2 VLAN
interface.
Command Purpose
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