Specifications

SecureStack C3 Configuration Guide 7-1
7
802.1Q VLAN Configuration
ThischapterdescribestheSecureStackC3system’scapabilitiestoimplement802.1QvirtualLANs
(VLANs).
VLAN Configuration Summary
VirtualLANsallowthenetworkadministratortopartitionnetworktrafficintologicalgroupsand
controltheflowofthattrafficthroughthenetwork.Oncethetrafficand,ineffect,theusers
creatingthetraffic,areassignedtoaVLAN,thenbroadcastandmulticasttrafficiscontained
withintheVLANandusers
canbeallowedordeniedaccesstoanyofthenetwork’sresources.
Also,someoralloftheportsonthedevicecanbeconfiguredasGVRPports,whichenableframes
receivedwithaparticularVLANIDandprotocoltobetransmittedonali mitednumberofports.
Thiskeeps
thetrafficassociatedwithaparticularVLANandprotocolisolatedfromtheotherparts
ofthenetwork.
Port String Syntax Used in the CLI
ForinformationonhowtodesignateVLANsandportnumbersintheCLIsyntax,referto“Port
StringSyntaxUsedintheCLI”onpage 4‐1.
Creating a Secure Management VLAN
Bydefaultatstartup,thereisoneVLANconfiguredontheSecureStackC3device.ItisVLANID
1,theDEFAULTVLAN.Thedefaultcommunityname,whichdeterminesremoteaccessforSNMP
management,issetto“public”withread‐writeaccess.
For information about... Refer to page...
VLAN Configuration Summary 7-1
Viewing VLANs 7-3
Creating and Naming Static VLANs 7-5
Assigning Port VLAN IDs (PVIDs) and Ingress Filtering 7-8
Configuring the VLAN Egress List 7-14
Setting the Host VLAN 7-20
Enabling/Disabling GVRP (GARP VLAN Registration Protocol) 7-23
Note: The device can support up to 1024 802.1Q VLANs. The allowable range for VLAN IDs is 1
to 4093. As a default, all ports on the device are assigned to VLAN ID 1, untagged.