Table Of Contents

A - B - C - D - E - F - G - H - I - L - M - N - P - R - S - T - U - V -

Index

A

access ports

creating 2-4

alternate port

description 4-11

any 5-1

B

backup port

description 4-11

blocking port state

description 4-12

boundary ports

STP 5-8

BPDU Filtering

and edge ports 6-6

configuring globally 6-11

configuring per interface 6-13

description 6-5

global 6-6

per port 6-6

BPDU Guard

configuring globally 6-11

configuring per interface 6-13

description 6-5

private VLAN ports 3-8

BPDUs

Bridge Assurance 6-3

description 4-5

edge ports 6-2

exchange result 4-5

hop count 5-8

M-records 5-4

MST 5-4

MST regions 5-5

port channels 6-9

Rapid PVST+ 4-5, 4-8

superior 6-7

TC While timer 4-8

version 4-9, 5-7, 5-10

Bridge Assurance

configuring globally 6-11

description6-3to 6-5

network ports 6-3

supported protocols and link types 6-3

bridge ID

extended system ID 4-4

Bridge Protocol Data Units. See BPDUs

bridging loops

Loop Guard 6-6

STP 4-3

broadcast traffic

private VLANs 3-5

VLANs 2-2

C

CIST

description 5-5

CIST regional root 5-6

common and internal spanning tree. See CIST

common spanning tree. See CST

community ports

private VLANs 3-3

community VLANs

description 3-4

private VLANs 3-4

configuration limits

description (table) A-1

configuring per interface 6-13

creating VLANs

default state 2-4

CST

description 5-5

D

default settings

STP 4-2

designated bridge

description 4-5

designated ports

BPDUs 4-8

description 4-11

Rapid PVST+ 4-7

designated switch

description 4-11

documentation

additional publications i-x

E

edge ports

description 6-2

PortFast 6-2

Rapid PVST+ 4-8

extended system ID

VLANs 2-3

F

field descriptions

MST 5-22

private VLANs 3-16

Rapid PVST+ 4-30

forward delay time

configuring for MST 5-21

configuring per VLAN for RPVST+ 4-28

description 4-10

forwarding port state

description 4-12

G

guidelines

MST 5-12

private VLANs 3-8

Rapid PVST+ 4-19

STP extensions 6-9

H

hello time

configuring for MST 5-21

configuring per VLAN for RPVST+ 4-28

description 4-10

host ports 3-3

edge ports 4-8, 6-2

private VLANs 3-3, 3-5

I

IEEE 802.1D

terminology 4-2

IEEE 802.1s

terminology 4-2

IEEE 802.1w

terminology 4-2

instance

MST 5-3

internal spanning tree. See IST

internal spanning tree. See IST.

isolated ports

private VLANs 3-3

isolated VLANs

defined 3-4

primary VLANs 3-4

secondary private VLANs 3-3

IST

BPDUs 5-4

description 5-5

MST 5-3

L

learning port state

description 4-12

licenses

MST 5-11

private VLANs 3-7

Rapid PVST+ 4-18

STP extensions 6-8

VLANs 2-5

limitations

MST 5-12

private VLANs 3-8

Rapid PVST+ 4-19

STP extensions 6-9

limits

description (table) A-1

Link failure

detecting unidirectional 4-15, 5-9

link type

configuring 4-29, 5-21

point to point 4-8

Rapid PVST+ 4-8

Loop Guard

configuring globally 6-11

configuring per interface 6-13

description 6-6

link type 6-6

M

MAC address reduction

MST 5-3

Rapid PVST+ 4-4

mapping

private VLANs 3-6

maximum age time

configuring per VLAN for RPVST+ 4-29

description 4-10

maximum aging time

configuring for MST 5-21

maximum hop count

configuring for MST 5-21

MIBs

MST 5-28

private VLANs 3-17

Rapid PVST+ 4-35

STP extensions 6-17

VLANs 3-17

modifying VLANs

allowed parameters 2-4

MST

5-1

adding instances 5-15

boundary ports 5-8

BPDUs 5-4, 5-7, 5-8

CIST regional root 5-6

configuration information 5-3

configuring root 5-18

configuring the region name 5-14

configuring the revision number 5-14

description5-3to 5-10

enabling 5-13

field descriptions 5-22

forwarding delay time 5-21

guidelines 5-12

hello time 5-21

IEEE802.1w 5-3

instance 5-3

interoperation with IEEE 802.1D 5-10

interoperation with other features 5-12

interoperation with prestandard MSTP 5-10

interoperation with Rapid PVST+ 6-8

licenses 5-11

limitations 5-12

logging level 5-1, 5-2

mapping VLANs to instance 5-15

maximum aging time 5-8, 5-21

maximum hop count 5-8, 5-21

name 5-4

port cost 5-19

port priority 5-19

pre-provisioning 4-20, 5-13

protocol migration 5-10

removing instances 5-16

revision number 5-3, 5-4

root bridge 6-8

setting 6-14

setting default values per port 5-20

setting to default values 5-15

statistics 5-22

switch priority 5-18

troubleshooting 5-1, 5-2

VLAN-to-MST mapping 5-3, 5-4, 5-15, 5-17

MST instances

numbering 5-3

MST regions

description 5-3

supported spanning-tree instances 5-3

multicast traffic

VLANs 2-2

Multiple Spanning Tree Protocol. See MST

N

network ports

Bridge Assurance 6-3

description 6-2

P

path cost

description 4-5

path-cost method

configuring 4-26

MST 5-9

Rapid PVST+ 4-16

port channels

and STP 6-9

BPDUs 6-9

port cost

configuring 4-26, 5-19

values 4-16, 5-9

PortFast

edge ports 6-2

port priority

configuring 5-19

configuring for Rapid PVST+ 4-25

Rapid PVST+ 4-16

port roles

STP 4-10

ports

Layer 2 3-1, 3-3, 3-9, 4-8, 6-2

port states

STP 4-11

port type

configuring globally 6-11

primary VLANs

associating with secondary VLANs 3-4, 3-5, 3-12

private VLANs 3-3, 3-4

promiscuous ports 3-5

traffic distribution 3-4

private VLAN

field descriptions 3-16

private VLAN ports

BPDU Guard 3-8

broadcast traffic 3-5

community ports 3-3

isolated ports 3-3

limitations 3-9

promiscuous ports 3-3

traffic distribution 3-4

trunk ports 3-3

private VLANs 3-3

across multiple devices 3-6

association 3-12, 3-15

modifying 3-5

benefits of 3-2

broadcast domain 3-2

broadcast traffic 3-5

communication 3-2, 3-6

communication outside private VLANs 3-5

community VLANs 3-3, 3-4, 3-12

configuration guidelines 3-9

configuring 3-12

routing secondary VLAN ingress traffic 3-14

description3-1to 3-6

enabling 3-1, 3-10

end station access to 3-6

guidelines 3-8

host ports 3-15

interactions with other features 3-7

isolated VLANs 3-3, 3-4, 3-12

licenses 3-7

limitations 3-8

mapping 3-6, 3-14

ports 3-15

community 3-3

configuration guidelines 3-9

isolated 3-3

promiscuous 3-3

primary VLANs 3-3, 3-12

private VLAN association 3-5

promiscuous ports 3-15

routing 3-2

secondary VLANs 3-3

statistics 3-16

STP 3-8

SVIs 3-6

traffic distribution 3-14

troubleshooting 3-1

virtualization 3-7

VLAN interface 3-5

VLAN interfaces 3-2, 3-6, 3-14

promiscuous ports 3-3

community VLANs 3-5

isolated VLANs 3-5

numbers in primary VLANs 3-5

primary VLANs 3-5

proposal and agreement handshake

BPDUs 4-8

Rapid PVST+ 4-9

PVLANs. See private VLANs.

PVST simulation

default 6-12

description 6-8

root bridge 6-8

setting globally 6-12

R

Rapid per VLAN Spanning Tree +. See Rapid PVST+

Rapid PVST+

aging out 4-7

BPDUs 4-8

configuring root 4-24

default values per interface 4-27

description4-7to 4-17

designated port 4-7

enabling 4-20

enabling per VLAN 4-22

field descriptions 4-30

guidelines 4-19

interactions with other features 4-19

interoperation with IEEE 802.1D 4-2, 4-8, 4-17

interoperation with IEEE 802.1Q 4-2, 4-16

interoperation with IEEE 802.1s 4-17

interoperation with MST 4-17, 6-8

licenses 4-18

limitations 4-19

logging level 4-1, 5-1

per VLAN 4-2

port transitions 4-11

protocol timers 4-10

rapid convergence 4-8

root switch 4-7

setting 6-14

setting all parameters to default 4-22

statistics 4-30

switch priority 4-24

topology change 4-8

troubleshooting 4-1, 5-1

related documents i-x

root bridge

election 4-6

MST 6-8

multiple backup 5-18

PVST simulation 6-8

Root Guard 6-7

Root Guard

configuring 6-13

description 6-7

root ports

BPDUs 4-8

description 4-5, 4-10

RSTP

active topology 4-11

BPDUs 4-15

rapid convergence 4-8

S

secondary VLANs 3-3

associating with primary VLANs 3-4, 3-5, 3-12

community 3-3

isolated 3-3

mapping to VLAN interface 3-14

service request

requesting i-xi

Spanning 5-1

Spanning Tree Protocol. See STP

statisics

Rapid PVST+ 4-30

STP

BPDUs 4-3

bridging loops 4-3

default mode 4-2, 4-21, 5-13

description4-2to 4-7

dispute mechanism 4-15, 5-9

edge ports 4-8, 6-2

logging level 6-1

MAC address reduction 4-4

MST 5-3

multiple instances 4-18, 5-11

network ports 6-2

path cost 4-5

per VLAN 4-2

PortFast 4-8, 6-2

port roles 4-10

port states 4-11

private VLANs 3-8

protocol migration 4-17

root bridge 4-6

root ports 4-5

terminology 4-2

topology 4-3, 4-6, 6-7

troubleshooting 4-24, 6-1, 6-7

virtualization 4-18, 5-11

STP extensions

best practices 6-7

configuring per interface

port type 6-13

description6-2to 6-8

guidelines 6-9

licenses 6-8

limitations 6-9

setting to default values 6-10, 6-11

virtualization 6-8

STP mode

setting 6-14

STP port types

description 6-2

SVIs

VLAN interfaces 2-3

T

timers

STP 4-10

trunk ports

creating 2-4

U

UDLD

Loop Guard 6-10

MST 5-9

Rapid PVST+ 4-15

Unidirectional Link Detection. See UDLD

V

VDCs

MST 5-11

private VLANs 3-7

STP extensions 6-8

Virtual Device Contexts. See VDCs

virtualization

private VLANs 3-7

STP 4-18, 5-11

STP extensions 6-8

VLANs 2-5

Virtual LANs

See VLANs

VLAN interface

enabling 3-5

VLAN interfaces

communicating between VLANs 2-3

private VLANs 3-6, 3-14

troubleshooting 3-6

VLAN numbers

allowed numbers 2-3

reserved range 2-3

VLAN priority

Rapid PVST+ 4-16

VLAN ranges

description 2-3

VLANs

assigning ports 2-4

creating 2-6, 2-8

deleting 2-4, 2-6

description2-2to 2-5

extended system ID 2-3

guidelines 2-6

licenses 2-5

limitations 2-6

modifying 2-8

Rapid PVST+ 4-2

reserved range 2-3

statistics 2-8

SVIs 2-3

virtualization 2-5

VLAN statistics

displaying 2-8

VLAN traffic

and routing 2-2

distribution 2-2