D-Link DWC-1000 User Manual - Page 42

VLAN Configuration

Page 42 highlights

Wireless Controller 2.3 VLAN Configuration User Manual Th e co n t ro ller s up port s v irt ual n et work is o lat ion o n t h e LA N wit h t h e u s e o f VLA Ns . LA N d ev ices can b e co n fig u red t o co mmu n icat e in a s u b n et wo rk d efin ed b y VLA N id en t ifiers . LA N p o rt s can b e as s ig n ed u n iq u e VLA N IDs s o t h at t raffic t o an d fro m t h at p h y s ical p o rt can b e is o lat ed fro m t h e g en eral LA N. VLA N filt erin g is p art icu larly u s efu l t o limit b ro ad cas t p acket s o f a d ev ice in a larg e n et wo rk VLA N s u p p o rt is d is ab led b y d efau lt in t h e co n t ro ller. In t h e VLA N Co n fig u rat io n p ag e, en ab le VLA N s u p p o rt o n t he co nt roller an d t h en p ro ceed t o t h e n ext s ect io n t o define the virtual network. Setup > VLAN Settings > Available VLAN Th e A v ailab le VLA N p ag e s h o ws a lis t o f co n fig ured VLA Ns b y n a me an d VLA N ID. A VLA N memb ers h ip can b e creat ed b y clickin g t h e A d d b u t t o n b elo w t h e Lis t o f A v ailab le VLA Ns . A VLA N memb ers h ip en t ry co n s is t s o f a VLA N id en t ifier an d t h e n u merical VLA N ID wh ich is as s ig n ed t o t h e VLA N memb ers h ip . Th e VLA N ID v alu e can b e an y n u mb er fro m 2 t o 255. VLA N ID 1 is res erv ed fo r t h e d efau lt VLA N, wh ich is u s ed fo r u n t ag ged frames receiv ed o n t h e in t erface. By en ab lin g In t er VLA N Ro u t in g , y o u will allo w t raffic fro m LA N h o s ts b elo ng ing t o t his VLA N ID t o p as s t h roug h t o o ther co n fig u red VLA N IDs t h at h av e In t er VLA N Ro u t in g en ab led . 40

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Wireless Controller
User Manual
40
2.3
VLAN Configuration
The controller supports virtual network isolation on the LAN with the use of VLANs.
LAN devices can be configured to communicate in a subnetwork defined by VLAN
identifiers. LAN ports can be assigned unique VLAN IDs so that traffic to and from
that physical port can be isolated from the general LAN. VLAN filtering is
particularly useful to limit broadcast packets of a device in a large network
VLAN support is disabled by default in the controller. In the VLAN Configuration
page, enable VLAN support on the controller and then proceed to the next section to
define the virtual network.
Setup > VLAN Settings > Available VLAN
The Available VLAN page shows a list of configured VLANs by name and VLAN ID.
A VLAN membership can be created by clicking the Add button below the List of
Available VLANs.
A VLAN membership entry consists of a VLAN identifier and the numerical VLAN
ID which is assigned to the VLAN membership. The VLAN ID value can be any
number from 2 to 255. VLAN ID 1 is reserved for the default VLAN, which is used
for untagged frames received on the interface. By enabling Inter VLAN Routing, you
will allow traffic from LAN hosts belonging to this VLAN ID to pass through to other
configured VLAN IDs that have Inter VLAN Routing enabled.