Chapter 11
Configuring VLANs
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Configurable VLAN Parameters
Whenever you create or modify VLANs 2–1005, you can set the parameters as follows:
Ethernet VLANs 1 and 1025–4094 can use the defaults only.
Note
With software release 8.3(1) and later releases, you can name all user VLANs. This capability is
Note
independent of any VTP version or mode.
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Default VLAN Configuration
Table 11-1
OL-8978-04
Extended-range VLANs: 1024–4094
With VTP version 3, you can manage VLANs 1006–4094. These VLANs are propagated
Note
with VTP version 3.
VLAN number
VLAN name
VLAN type: Ethernet, FDDI, FDDINET, Token Ring Bridge Relay Function (TrBRF), or Token
Ring Concentrator Relay Function (TrCRF)
VLAN state: active or suspended
Multi-Instance Spanning Tree Protocol (MISTP) instance
Private VLAN type: primary, isolated, community, two-way community, or none
Security Association Identifier (SAID)
Maximum transmission unit (MTU) for the VLAN
Ring number for FDDI and TrCRF VLANs
Bridge identification number for TrBRF VLANs
Parent VLAN number for TrCRF VLANs
STP type for TrCRF VLANs: IEEE, IBM, or auto
VLAN to use when translating from one VLAN media type to another (VLANs 1–1005 only);
requires a different VLAN number for each media type
Source routing bridge mode for Token Ring VLANs: source-routing bridge (SRB) or source-routing
transparent bridge (SRT)
Backup for TrCRF VLAN
Maximum hops VLAN All-Routes Explorer frames (ARE) and Spanning Tree Explorer frames
(STE) for Token Ring
Remote Switched Port Analyzer (RSPAN)
shows the default VLAN configuration for the Catalyst 6500 series switches.
Catalyst 6500 Series Switch Software Configuration Guide—Release 8.7
Understanding How VLANs Work
11-3