Using the BayStack 450 10/100/1000 Series Switch
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LECs and VLAN Membership
The following configuration rules apply:
• You cannot assign a LEC as a tagged VLAN member.
• The PVID value for a LEC is read-only and must always equal its VLAN ID.
• LEC VLAN members do not support priority.
• A LEC can only be a member of one VLAN.
• A VLAN can only have one LEC member.
• LECs can be configured as members of port-based VLANs only; LECs cannot
be configured as members of protocol-based VLANs.
Console Differences
Many of the features that are available to your BayStack 450 switch
Ethernet-based ports cannot be supported by ATM. In those cases the VPorts that
represent the ATM LECs will either be hidden or displayed as read-only fields.
The following BayStack 450 switch features are not supported by the BayStack
450-2M3/2S3 MDA:
• MultiLink Trunking
• Port Mirroring
• Filtering of untagged/tagged frames
• VLAN Traffic Class Priority
• Change of PVID
• Protocol-based VLANs
• VLAN tagging
• Rate Limiting