Contents
xix
PVST/PVST+ COMPATIBILITY ............................................................................................................6-37
E
NABLING PVST/PVST+ STATICALLY ................................................................................................6-38
D
ISPLAYING PVST INFORMATION ........................................................................................................6-39
CHAPTER 7
C
ONFIGURING VIRTUAL LANS (VLANS)...................................................... 7-1
OVERVIEW ..................................................................................................................................................7-1
T
YPES OF VLANS ................................................................................................................................7-1
D
EFAULT VLAN ...................................................................................................................................7-4
802.1
Q TAGGING .................................................................................................................................7-5
S
PANNING TREE PROTOCOL (STP) ......................................................................................................7-7
V
IRTUAL INTERFACES ...........................................................................................................................7-8
VLAN
AND VIRTUAL INTERFACE GROUPS .............................................................................................7-8
D
YNAMIC, STATIC, AND EXCLUDED PORT MEMBERSHIP .........................................................................7-8
S
UPER AGGREGATED VLANS .............................................................................................................7-11
T
RUNK GROUP PORTS AND VLAN MEMBERSHIP .................................................................................7-11
S
UMMARY OF VLAN CONFIGURATION RULES ......................................................................................7-11
R
OUTING BETWEEN VLANS ......................................................................................................................7-12
V
IRTUAL INTERFACES ........................................................................................................................7-12
B
RIDGING AND ROUTING THE SAME PROTOCOL SIMULTANEOUSLY ON THE SAME DEVICE .....................7-12
R
OUTING BETWEEN VLANS USING VIRTUAL INTERFACES ....................................................................7-12
D
YNAMIC PORT ASSIGNMENT .............................................................................................................7-13
A
SSIGNING A DIFFERENT VLAN ID TO THE DEFAULT VLAN ................................................................7-13
A
SSIGNING TRUNK GROUP PORTS ......................................................................................................7-13
C
ONFIGURING PORT-BASED VLANS ...................................................................................................7-13
M
ODIFYING A PORT-BASED VLAN ......................................................................................................7-17
C
ONFIGURING IP SUB-NET, IPX NETWORK AND PROTOCOL-BASED VLANS ...............................................7-20
C
ONFIGURING AN IPV6 PROTOCOL VLAN .................................................................................................7-21
R
OUTING BETWEEN VLANS USING VIRTUAL INTERFACES ..........................................................................7-22
C
ONFIGURING APPLETALK CABLE VLANS .................................................................................................7-28
C
ONFIGURATION GUIDELINES .............................................................................................................7-28
C
ONFIGURATION EXAMPLE .................................................................................................................7-29
C
ONFIGURING PROTOCOL VLANS WITH DYNAMIC PORTS .........................................................................7-31
A
GING OF DYNAMIC PORTS ................................................................................................................7-31
C
ONFIGURATION GUIDELINES .............................................................................................................7-31
C
ONFIGURING AN IP, IPX, OR APPLETALK PROTOCOL VLAN WITH DYNAMIC PORTS ............................7-31
C
ONFIGURING AN IP SUB-NET VLAN WITH DYNAMIC PORTS ...............................................................7-32
C
ONFIGURING AN IPX NETWORK VLAN WITH DYNAMIC PORTS ...........................................................7-32
C
ONFIGURING UPLINK PORTS WITHIN A PORT-BASED VLAN .....................................................................7-33
C
ONFIGURING THE SAME IP SUB-NET ADDRESS ON MULTIPLE PORT-BASED VLANS .................................7-33
C
ONFIGURING VLAN GROUPS AND VIRTUAL INTERFACE GROUPS ..............................................................7-37
C
ONFIGURING A VLAN GROUP ...........................................................................................................7-37
C
ONFIGURING A VIRTUAL INTERFACE GROUP ......................................................................................7-38
D
ISPLAYING THE VLAN GROUP AND VIRTUAL INTERFACE GROUP INFORMATION ..................................7-39
A
LLOCATING MEMORY FOR MORE VLANS OR VIRTUAL INTERFACES ....................................................7-39
C
ONFIGURING SUPER AGGREGATED VLANS .............................................................................................7-41
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