ZyXEL Communications ES-2024A Switch User Manual


 
ES-2024 Series User’s Guide
Chapter 34 IEEE 802.1Q Tagged VLAN Commands 244
34.3.4 Modify Static VLAN
Use the following commands in the config-vlan mode to configure the static VLAN table.
Syntax:
vlan <vlan-id>
fixed <port-list>
forbidden <port-list>
name <name-str>
normal <port-list>
untagged <port-list>
no fixed <port-list>
no forbidden <port-list>
no untagged <port-list>
where
•Enter
fixed to register the <port-list> to the static VLAN table with <vlan-id>.
•Enter
normal to confirm registration of the <port-list> to the static VLAN table with
<vlan-id>.
•Enter
forbidden to block a <port-list> from joining the static VLAN table with
<vlan-id>.
•Enter
no fixed or no forbidden to change <port-list> to normal status.
•Enter
untagged to send outgoing frames without a tag.
•Enter
no untagged to tag outgoing frames.
34.3.4.1 Modify a Static VLAN Table Example
The following example configures ports 1 to 5 as fixed and untagged ports in VLAN 2000.
34.3.4.2 Forwarding Process Example
34.3.4.2.1 Tagged Frames
1 First the switch checks the VLAN ID (VID) of tagged frames or assigns temporary VIDs
to untagged frames.
2 The switch then checks the VID in a frame’s tag against the SVLAN table.
<vlan-id>
= The VLAN ID [1 – 4094].
<name-str>
= A name to identify the SVLAN entry.
<port-list>
= This is the switch port list.
sysname(config)# vlan 2000
sysname(config-vlan)# fixed 1-5
sysname(config-vlan)# untagged 1-5