Cisco Nexus 5000 Series NX-OS Unicast Routing Configuration Guide, Release 5.2(1)N1(1)

Index

A

ABR 4-4

address formats

IPv4 2-2

IPv6 3-2

IPv6 (table) 3-2

address resolution protocol. See ARP

administrative distance

description 1-7

static routing 10-2

aggregatable global addresses. See IPv6

unicast addresses

areas 5-5

ARP

caching 2-3

configuring gratuitous ARP 2-12

configuring Local Proxy ARP 2-11

configuring Proxy ARP 2-10

configuring static ARP entries 2-9

description 2-2

gratuitous ARP 2-5

Local Proxy ARP 2-5

process (figure) 2-3

Proxy ARP 2-5

Reverse ARP 2-4

AS. See autonomous system

ASBR 4-5

AS confederations

configuring 8-23

description 8-4

AS numbers

4-byte support. 1-5

ranges (table) 1-5

AS-path lists

configuring 13-8

description 13-4

autonomous system

description 1-5

B

bandwidth 1-4

BDR 4-3

BGP 7-7

administrative distances (table) 7-2

clearing neighbors 7-17

conditional advertisement 8-7

conditional advertisement example 8-30

configuration modes 7-8

configuring conditional advertisement 8-28

configuring dynamic capability 8-27

configuring maximum prefixes 8-26

configuring prefix peering 8-18

configuring route dampening 8-26

default settings 7-8, 8-10

description 7-1 to ??, 8-1 to ??

disable the feature 7-11

displaying statistics 7-22, 8-39

eBGP 8-3

enable the feature 7-10

example configuration 7-22

feature history (table) 7-23, 13-19

generic specific extended community lists 13-4

guidelines 7-8, 8-10

iBGP 8-3

licensing requirements 7-7, 8-9

limitations 7-8, 8-10

MIBs 6-29, 7-23

modifying next-hop address 8-20

MP-BGP 8-9

next-hop address tracking 8-7

path selection 7-4

prerequisites 7-7, 8-9

router ID 7-4

speakers 7-1

tuning 8-33

unicast RIB 7-7

verifying configuration 7-20, 8-38

virtualization support 7-7, 8-9

BGP aggregate addresses

configuring 8-28

BGP AS-path lists

configuring 13-8

description 13-4

BGP authentication

configuring 8-19

description 8-2

BGP autonomous systems

description 7-2

BGP capabilities negotiation

description 8-5

disabling 8-21

BGP community lists

configuring 13-9, 13-11

description 13-4

BGP extended community lists

description 13-4

BGP instance

creating 7-11

deleting 7-13

restarting 7-13

BGP load balancing

configuring 8-26

BGP loadsharing

description 8-6

BGP multipath. See BGP loadsharing

BGP peers

authentication (note) 8-2

configuring 7-13, 7-15

description 7-3

BGP route aggregation

description 8-7

BGP route dampening 8-6

BGP route redistribution

configuring 8-30

description 8-8

BGP sessions

reset options 8-3

resetting 8-19

route policies 8-3

BGP templates

configuring peer-policy templates 8-14

configuring peer templates 8-16

configuring session templates 8-11

description 8-2

peer-policy templates 8-2

peer-session templates 8-2

peer template 8-2

Border Gateway Protocol. See BGP

C

CDP 3-12

communication cost 1-4

community lists

configuring 13-9, 13-11

description 13-4

comparing

link-state and distance vector routing algorithms 1-9

D

default gateway

description 1-8

default settings

BGP 7-8, 8-10

EIGRP 6-8

HSRP 14-8

IP 2-6

IPv6 3-18

object tracking 16-3

OSPF 4-12

OSPFv3 5-13

RIP 9-4

Route Policy Manager 13-5

static routing 10-3

VRF 11-6

VRRP 15-7

delay 1-4

distance vector routing algorithms 1-9

distribution

RIP 9-3

DR 4-3

E

eBGP

configuring 8-22

configuring AS confederations 8-23

configuring multihop 8-22

description 8-3

disabling fast external failover 8-22

disabling single-hop checking 8-22

limiting the AS-path attribute 8-23

eBGP AS confederations. See AS confederations

ECMP. See equal cost multipath

EIGRP

authentication 6-5

configuring a summary address 6-17

configuring authentication 6-14

configuring hello interval 6-22

configuring load balancing 6-21

configuring route redistribution 6-17

configuring stub routing 6-16

creating an instance 6-10

default settings 6-8

deleting an instance 6-11

description 6-1 to ??

disabling an instance 6-13

disabling split horizon 6-23

disabling the feature 6-10

displaying statistics 6-27

DUAL algorithm 6-3

ECMP 6-6

enabling the feature 6-9

example configuration 6-28

external route metrics 6-4

feature history (table) 6-29

guidelines 6-7

hold time 6-2

internal route metrics 6-3

licensing requirements 6-7

limitations 6-7

limit redistributed routes 6-19

load balancing 6-6

neighbor discovery 6-2

prerequisites 6-7

restarting an instance 6-12

route redistribution 6-6

route summarization 6-6

route updates 6-3

shutting down on an interface 6-13

split horizon 6-6

stub routers 6-5

tuning 6-23

unicast RIB 6-4

verifying configuration 6-27

virtualization support 6-7

eigrp

passive interface 6-13

equal cost multipath 1-6

extended community lists

description 13-4

external BGP. See eBGP

F

FIB

clearing routes 12-6

description 1-11, 12-1

displaying 12-3

feature history (table) 12-8

licensing requirements 12-2

verifying 12-7

VRFs 1-11

forwarding

adjacency manager 1-11

architecture 1-10, 12-1

FIB 1-11

unicast forwarding distribution module 1-11

forwarding information base. See FIB

G

graceful restart

configuring in OSPFv3 5-36

gratuitous ARP

configuring 2-12

description 2-5

H

Hot Standby Router Protocol. See HSRP

HSRP

addressing 14-3

configuring a group 14-10

configuring an IPv6 group 14-12

configuring priority 14-16

customizing 14-17

default settings 14-8

description 14-2 to 14-7

disabling the feature 14-9

enabling the feature 14-9

example configuration 14-18

feature history (table) 14-19

guidelines 14-8

licensing requirements 14-7

limitations 14-8

load sharing 14-6

messages 14-5

prerequisites 14-7

standby router 14-2

verifying configuration 14-18

virtualization support 14-7

vPC support 14-6

HSRP authentication

configuring 14-14

description 14-5

HSRP object tracking

description 14-6

HSRP versions

configuring 14-9

description 14-5

HSRP virtual MAC address

configuring 14-14

description 14-2

I

iBGP

configuring route reflector 8-24

description 8-3

iBGP route reflector. See route reflector

ICMP

description 2-5

with local proxy ARP (note) 2-6

ICMPv6 3-13

packet header format (figure) 3-13

IDS, enabling 3-24

internal BGP. See iBGP

Internet Control Message Protocol. See ICMP

IP

addresses 2-2

ARP. See ARP

configuring addresses 2-7

configuring secondary addresses 2-8

default settings 2-6

description 2-1 to 2-6

example configuration 2-14

feature history (table) 2-15

guidelines 2-6

ICMP. See ICMP

licensing requirements 2-6

limitations 2-6

packet header 3-9

prerequisites 2-6

secondary addresses (note) 2-2

subnet masks 2-1

verifying configuration 2-14

virtualization support 2-6

IPv4. See IP

IPv6

addresses compatible with IPv4 3-5

address formats 3-2

address formats (table) 3-2

anycast addresses 3-7

CDP 3-12

configuring addresses 3-19

configuring neighbor discovery 3-21

default settings 3-18

description 3-1 to 3-17

enabling IDS checks 3-24

enabling packet verification 3-24

EUI-64 format 3-4

example configuration 3-24

feature history (table) 3-25

guidelines 3-18

ICMP 3-13

interface ID 3-4

licensing requirements 3-17

limitations 3-18

link-local addresses 3-5

loopback address (note) 3-3

multicast addresses 3-7

neighbor discovery 3-13

neighbor redirect message 3-16

neighbor solicitation message 3-14

packet header 3-10

path MTU discovery 3-12

prerequisites 3-18

RFC 3-3, 3-4

router advertisement message 3-15

site-local address 3-7

subnet ID 3-4

unicast addresses 3-3

unique local addresses 3-6

unspecified address (note) 3-3

verifying configuration 3-24

virtualization support 3-17

L

licensing requirements 7-7

BGP 8-9

EIGRP 6-7

FIB 12-2

HSRP 14-7

IP 2-6

IPv6 3-17

object tracking 16-3

OSPF 4-11

OSPFv3 5-12

RIP 9-4

Route Policy Manager 13-5

static routing 10-3

uRIB 12-2

VRF 11-5

VRRP 15-6

link-state advertisements 4-1

link-state routing algorithms 1-9

load 1-4

load balancing 1-6

Local Proxy ARP

configuring 2-11

description 2-5

LSAs 5-6

for OSPFv3 (table) 5-6

M

MAC lists

description 13-2

MIBs

BGP 6-29, 7-23

OSPF 4-43, 14-19

OSPFv3 5-42

MP-BGP 8-9

configuring 8-32

Multiprotocol BGP

see MP-BGP

N

ND

configuring 3-21

description 3-13

neighbor discovery. See ND

neighbor redirect message 3-16

new and changed features (table) iii-xxviii

next hop 1-2

NSSA 4-9

configuring 4-26

description for OSPFv3 5-10

O

object tracking

configuring a delay 16-10

configuring a track list with boolean expression 16-6

configuring a track list with percentage 16-7, 16-8

configuring for a nonDefault VRF 16-12

configuring for route reachability 16-5

configuring on an interface 16-4

default settings 16-3

description 16-1

example configuration 16-13

feature history (table) 16-14

guidelines 16-3

licensing requirements 16-3

limitations 16-3

track list 16-2

verifying configuration 16-13

virtualization support 16-2

Open Shortest Path First. See OSPF

Open Shortest Path First version 3. See OSPFv3

OSPF

adjacency 4-1, 4-3

area border router 4-4

areas 4-1, 4-4

AS border router 4-5

authentication 4-7

backup designated router 4-3

configuring area authentication 4-19

configuring a totally stubby area 4-25

configuring authentication 4-18

configuring authentication on an interface 4-20

configuring DR priority 4-18

configuring ECMP 4-16

configuring filter lists 4-23

configuring load balancing 4-16

configuring MD5 authentication 4-20

configuring networks 4-16

configuring NSSA 4-26

configuring on an interface 4-16

configuring optional parameters on an interface 4-18

configuring redistribution 4-30

configuring route summarization 4-34

configuring simple password authentication 4-20

configuring stub areas 4-24

configuring stub route advertisements 4-35

configuring the hello interval 4-18

configuring virtual links 4-28

configuring with VRFs 4-39

creating an instance 4-14

dead interval 4-2

default settings 4-12

delete an instance 4-15

description 4-1 to ??

designated router 4-3

disable the feature 4-14

displaying statistics 4-42

enable the feature 4-13

example configuration 4-42

feature history (table) 4-43

guidelines 4-12

hello interval 4-2

hello packet 4-2

licensing requirements 4-11

limitations 4-12

link cost 4-6

link-state database 4-7

LSA 4-1

LSA flooding 4-6

LSA pacing 4-6

LSAs 4-5 to 4-7

LSA types (table) 4-6

MIBs 4-43, 14-19

modifying default timers 4-36

multiple instances 4-11

neighbors 4-2

not-so-stubby area 4-9

NSSA 4-9

opaque LSAs 4-7

prerequisites 4-12

redistributed routes 4-32

restarting an instance 4-39

route redistribution

description 4-10

route summarization

description 4-10

shutting down an instance 4-18

SPF optimization 4-11

stub area 4-8

stub area (figure) 4-9

stub router advertisements

description 4-11

unicast RIB 4-7

verifying configuration 4-41

virtualization support 4-11

virtual link 4-9

virtual link (figure) 4-10

OSPFv2 (Open Shortest Path First Version 2)

description 5-1

OSPFv2. See OSPF

OSPFv3

address families 5-9

adjacency 5-3

areas 5-5

comparison to OSPFv2 5-2

configuring ECMP 5-17

configuring filter lists 5-20

configuring graceful restart 5-36

configuring load balancing 5-17

configuring networks 5-17

configuring NSSA 5-23

configuring redistribution 5-29

configuring route summarization 5-32

configuring stub areas 5-22

configuring totally stubby areas 5-23

configuring virtual links 5-27

configuring with VRFs 5-38

creating an instance 5-15

default settings 5-13

description 5-1 to ??

displaying statistics 5-40

enabling the feature 5-14

example configuration 5-41

feature history (table) 5-42

guidelines 5-13

licensing requirements 5-12

limitations 5-13

link cost 5-7

link-state database 5-8

LSA flooding 5-7

LSA pacing 5-7

LSAs 5-6

LSA types (table) 5-6

MIBs 5-42

modifying default timers 5-34

multiple instances 5-12

neighbors 5-3

NSSA 5-10

prerequisites 5-13

redistributed routes 5-31

restarting an instance 5-38

RFC 5-2

route redistribution 5-11

route summarization 5-11

SPF optimization 5-12

unicast RIB 5-8

verifying configuration 5-40

virtualization support 5-12

virtual links 5-10

P

path length 1-4

path MTU discovery 3-12

prefix lists

configuring 13-6

description 13-2

Proxy ARP

configuring 2-10

description 2-5

R

redistiribution

description 1-6

redistribution 1-5

BGP 8-8

configuring for OSPF 4-30

configuring for OSPFv3 5-29

configuring in BGP 8-30

configuring in RIP 9-12

configuring on EIGRP 6-17

EIGRP 6-6

maximum limit for EIGRP 6-19

maximum limit for OSPF 4-32

maximum limit for OSPFv3 5-31

with route maps 13-5

reliability 1-4

Reverse ARP

description 2-4

limitations 2-4

RFC 2-4

RIB

description 1-11, 12-2

see uRIB

RIP

clearing statistics 9-17

configuring a passive interface 9-11

configuring on an interface 9-8

default settings 9-4

description 9-2

disable the feature 9-6

displaying statistics 9-17

enabling the feature 9-5

example configuration 9-18

feature history (table) 9-19

guidelines 9-4

licensing requirements 9-4

limitations 9-4

prerequisites 9-4

route filtering 9-3

tuning 9-16

verifying configuration 9-17

virtualization support 9-4

RIP authentication

configuring 9-9

description 9-2

RIP instance

creating 9-6

deleting 9-7

optional parameters 9-7

restarting 9-8

RIP load balancing

configuring 9-7

description 9-3

RIP route distribution

description 9-3

RIP route redistribution

configuring 9-12

RIP route summarization

configuring 9-11

description 9-3

RIP split horizon

configuring with poison reverse 9-11

description 9-2

route maps

configuring 13-12

configuring match parameters 13-13

configuring set parameters 13-15

description 13-2

example configuration 13-18

match criteria 13-3

redistribution 13-5

set changes 13-3

route metric

bandwidth 1-4

communication cost 1-4

delay 1-4

load 1-4

path length 1-4

reliability 1-4

Route Policy Manager

default settings 13-5

example configuration 13-18

guidelines 13-5

licensing requirements 13-5

limitations 13-5

route policy manager

description 13-1 to ??

verifying configuration 13-17

router advertisement message 3-15

route redistribution

OSPFv3 5-11

route reflector

configuring 8-24

description 8-5

router ID

description 1-5

routes, estimating memory requirements 12-6

route summarization

configuring 4-34

configuring on EIGRP 6-17

EIGRP 6-6

OSPFv3 5-11, 5-32

RIP 9-3

route table

description 1-2

routing algorithms

distance vector 1-9

link-state 1-9

Routing Information Protocol. See RIP

routing metrics

description 1-2

routing protocols

administrative distance 1-7

comparing link-state algorithms to distance vector algorithms 1-9

convergence. convergence 1-6

description 1-1 to 1-8

distance vector 1-9

link-state 1-9

next hop 1-2

redistribution 1-5, 1-6

virtualization 1-10

S

static routes

description 1-8

virtualization support 10-3

with ARP 2-3

static routing

administrative distance 10-2

configuring 10-4

configuring with VRFs 10-5

default settings 10-3

description 10-1

example configuration 10-6

feature history (table) 10-7

guidelines 10-3

licensing requirements 10-3

limitations 10-3

prerequisites 10-3

verifying configuration 10-6

stub routing

description 1-7

U

uRIB

clearing routes 12-7

description 12-1

displaying 12-4

displaying (example) 12-5

feature history (table) 12-8

licensing requirements 12-2

verifying 12-7

V

virtualization

description 1-10

Virtual Router Redundancy Protocol. See VRRP

VRF

assigning an interface to a VRF 11-7

configuring routing parameters 11-9

creating 11-6

default settings 11-6

deleting 11-7

example configuration 11-13

guidelines 11-5

licensing requirements 11-5

limitations 11-5

setting the routing context 11-12

setting the scope 11-12

verifying configuration 11-12

vrf

feature history (table) 11-14

VRF-aware services

configuring 11-11

description 11-3

VRF filtering

description 11-4

example configuration 11-12

VRF-Lite

description 11-2

guidelines 11-5

limitations 11-5

VRF reachability

description 11-3

example configuration 11-11

VRRP

benefits 15-3

configuring time intervals for advertisement packets 15-13

default settings 15-7

description 15-1 to 15-6

disabling the feature 15-8

displaying statistics 15-17

enabling the feature 15-7

example configuration 15-18

feature history (table) 15-19

guidelines 15-6

licensing requirements 15-6

limitations 15-6

verifying configuration 15-17

virtualization support 15-6

vPC support 15-5

VRRP advertisements

description 15-5

VRRP authentication

configuring 15-11

description 15-5

VRRP groups

configuring 15-8

description 15-3

VRRP priority

configuring 15-9

description 15-4

disabling preemption 15-14

preemption 15-4

VRRP tracking

configuring 15-15

description 15-5

Index

A

ABR 4-4

address formats

IPv4 2-2

IPv6 3-2

IPv6 (table) 3-2

address resolution protocol. See ARP

administrative distance

description 1-7

static routing 10-2

aggregatable global addresses. See IPv6

unicast addresses

areas 5-5

ARP

caching 2-3

configuring gratuitous ARP 2-12

configuring Local Proxy ARP 2-11

configuring Proxy ARP 2-10

configuring static ARP entries 2-9

description 2-2

gratuitous ARP 2-5

Local Proxy ARP 2-5

process (figure) 2-3

Proxy ARP 2-5

Reverse ARP 2-4

AS. See autonomous system

ASBR 4-5

AS confederations

configuring 8-23

description 8-4

AS numbers

4-byte support. 1-5

ranges (table) 1-5

AS-path lists

configuring 13-8

description 13-4

autonomous system

description 1-5

B

bandwidth 1-4

BDR 4-3

BGP 7-7

administrative distances (table) 7-2

clearing neighbors 7-17

conditional advertisement 8-7

conditional advertisement example 8-30

configuration modes 7-8

configuring conditional advertisement 8-28

configuring dynamic capability 8-27

configuring maximum prefixes 8-26

configuring prefix peering 8-18

configuring route dampening 8-26

default settings 7-8, 8-10

description 7-1 to ??, 8-1 to ??

disable the feature 7-11

displaying statistics 7-22, 8-39

eBGP 8-3

enable the feature 7-10

example configuration 7-22

feature history (table) 7-23, 13-19

generic specific extended community lists 13-4

guidelines 7-8, 8-10

iBGP 8-3

licensing requirements 7-7, 8-9

limitations 7-8, 8-10

MIBs 6-29, 7-23

modifying next-hop address 8-20

MP-BGP 8-9

next-hop address tracking 8-7

path selection 7-4

prerequisites 7-7, 8-9

router ID 7-4

speakers 7-1

tuning 8-33

unicast RIB 7-7

verifying configuration 7-20, 8-38

virtualization support 7-7, 8-9

BGP aggregate addresses

configuring 8-28

BGP AS-path lists

configuring 13-8

description 13-4

BGP authentication

configuring 8-19

description 8-2

BGP autonomous systems

description 7-2

BGP capabilities negotiation

description 8-5

disabling 8-21

BGP community lists

configuring 13-9, 13-11

description 13-4

BGP extended community lists

description 13-4

BGP instance

creating 7-11

deleting 7-13

restarting 7-13

BGP load balancing

configuring 8-26

BGP loadsharing

description 8-6

BGP multipath. See BGP loadsharing

BGP peers

authentication (note) 8-2

configuring 7-13, 7-15

description 7-3

BGP route aggregation

description 8-7

BGP route dampening 8-6

BGP route redistribution

configuring 8-30

description 8-8

BGP sessions

reset options 8-3

resetting 8-19

route policies 8-3

BGP templates

configuring peer-policy templates 8-14

configuring peer templates 8-16

configuring session templates 8-11

description 8-2

peer-policy templates 8-2

peer-session templates 8-2

peer template 8-2

Border Gateway Protocol. See BGP

C

CDP 3-12

communication cost 1-4

community lists

configuring 13-9, 13-11

description 13-4

comparing

link-state and distance vector routing algorithms 1-9

D

default gateway

description 1-8

default settings

BGP 7-8, 8-10

EIGRP 6-8

HSRP 14-8

IP 2-6

IPv6 3-18

object tracking 16-3

OSPF 4-12

OSPFv3 5-13

RIP 9-4

Route Policy Manager 13-5

static routing 10-3

VRF 11-6

VRRP 15-7

delay 1-4

distance vector routing algorithms 1-9

distribution

RIP 9-3

DR 4-3

E

eBGP

configuring 8-22

configuring AS confederations 8-23

configuring multihop 8-22

description 8-3

disabling fast external failover 8-22

disabling single-hop checking 8-22

limiting the AS-path attribute 8-23

eBGP AS confederations. See AS confederations

ECMP. See equal cost multipath

EIGRP

authentication 6-5

configuring a summary address 6-17

configuring authentication 6-14

configuring hello interval 6-22

configuring load balancing 6-21

configuring route redistribution 6-17

configuring stub routing 6-16

creating an instance 6-10

default settings 6-8

deleting an instance 6-11

description 6-1 to ??

disabling an instance 6-13

disabling split horizon 6-23

disabling the feature 6-10

displaying statistics 6-27

DUAL algorithm 6-3

ECMP 6-6

enabling the feature 6-9

example configuration 6-28

external route metrics 6-4

feature history (table) 6-29

guidelines 6-7

hold time 6-2

internal route metrics 6-3

licensing requirements 6-7

limitations 6-7

limit redistributed routes 6-19

load balancing 6-6

neighbor discovery 6-2

prerequisites 6-7

restarting an instance 6-12

route redistribution 6-6

route summarization 6-6

route updates 6-3

shutting down on an interface 6-13

split horizon 6-6

stub routers 6-5

tuning 6-23

unicast RIB 6-4

verifying configuration 6-27

virtualization support 6-7

eigrp

passive interface 6-13

equal cost multipath 1-6

extended community lists

description 13-4

external BGP. See eBGP

F

FIB

clearing routes 12-6

description 1-11, 12-1

displaying 12-3

feature history (table) 12-8

licensing requirements 12-2

verifying 12-7

VRFs 1-11

forwarding

adjacency manager 1-11

architecture 1-10, 12-1

FIB 1-11

unicast forwarding distribution module 1-11

forwarding information base. See FIB

G

graceful restart

configuring in OSPFv3 5-36

gratuitous ARP

configuring 2-12

description 2-5

H

Hot Standby Router Protocol. See HSRP

HSRP

addressing 14-3

configuring a group 14-10

configuring an IPv6 group 14-12

configuring priority 14-16

customizing 14-17

default settings 14-8

description 14-2 to 14-7

disabling the feature 14-9

enabling the feature 14-9

example configuration 14-18

feature history (table) 14-19

guidelines 14-8

licensing requirements 14-7

limitations 14-8

load sharing 14-6

messages 14-5

prerequisites 14-7

standby router 14-2

verifying configuration 14-18

virtualization support 14-7

vPC support 14-6

HSRP authentication

configuring 14-14

description 14-5

HSRP object tracking

description 14-6

HSRP versions

configuring 14-9

description 14-5

HSRP virtual MAC address

configuring 14-14

description 14-2

I

iBGP

configuring route reflector 8-24

description 8-3

iBGP route reflector. See route reflector

ICMP

description 2-5

with local proxy ARP (note) 2-6

ICMPv6 3-13

packet header format (figure) 3-13

IDS, enabling 3-24

internal BGP. See iBGP

Internet Control Message Protocol. See ICMP

IP

addresses 2-2

ARP. See ARP

configuring addresses 2-7

configuring secondary addresses 2-8

default settings 2-6

description 2-1 to 2-6

example configuration 2-14

feature history (table) 2-15

guidelines 2-6

ICMP. See ICMP

licensing requirements 2-6

limitations 2-6

packet header 3-9

prerequisites 2-6

secondary addresses (note) 2-2

subnet masks 2-1

verifying configuration 2-14

virtualization support 2-6

IPv4. See IP

IPv6

addresses compatible with IPv4 3-5

address formats 3-2

address formats (table) 3-2

anycast addresses 3-7

CDP 3-12

configuring addresses 3-19

configuring neighbor discovery 3-21

default settings 3-18

description 3-1 to 3-17

enabling IDS checks 3-24

enabling packet verification 3-24

EUI-64 format 3-4

example configuration 3-24

feature history (table) 3-25

guidelines 3-18

ICMP 3-13

interface ID 3-4

licensing requirements 3-17

limitations 3-18

link-local addresses 3-5

loopback address (note) 3-3

multicast addresses 3-7

neighbor discovery 3-13

neighbor redirect message 3-16

neighbor solicitation message 3-14

packet header 3-10

path MTU discovery 3-12

prerequisites 3-18

RFC 3-3, 3-4

router advertisement message 3-15

site-local address 3-7

subnet ID 3-4

unicast addresses 3-3

unique local addresses 3-6

unspecified address (note) 3-3

verifying configuration 3-24

virtualization support 3-17

L

licensing requirements 7-7

BGP 8-9

EIGRP 6-7

FIB 12-2

HSRP 14-7

IP 2-6

IPv6 3-17

object tracking 16-3

OSPF 4-11

OSPFv3 5-12

RIP 9-4

Route Policy Manager 13-5

static routing 10-3

uRIB 12-2

VRF 11-5

VRRP 15-6

link-state advertisements 4-1

link-state routing algorithms 1-9

load 1-4

load balancing 1-6

Local Proxy ARP

configuring 2-11

description 2-5

LSAs 5-6

for OSPFv3 (table) 5-6

M

MAC lists

description 13-2

MIBs

BGP 6-29, 7-23

OSPF 4-43, 14-19

OSPFv3 5-42

MP-BGP 8-9

configuring 8-32

Multiprotocol BGP

see MP-BGP

N

ND

configuring 3-21

description 3-13

neighbor discovery. See ND

neighbor redirect message 3-16

new and changed features (table) iii-xxviii

next hop 1-2

NSSA 4-9

configuring 4-26

description for OSPFv3 5-10

O

object tracking

configuring a delay 16-10

configuring a track list with boolean expression 16-6

configuring a track list with percentage 16-7, 16-8

configuring for a nonDefault VRF 16-12

configuring for route reachability 16-5

configuring on an interface 16-4

default settings 16-3

description 16-1

example configuration 16-13

feature history (table) 16-14

guidelines 16-3

licensing requirements 16-3

limitations 16-3

track list 16-2

verifying configuration 16-13

virtualization support 16-2

Open Shortest Path First. See OSPF

Open Shortest Path First version 3. See OSPFv3

OSPF

adjacency 4-1, 4-3

area border router 4-4

areas 4-1, 4-4

AS border router 4-5

authentication 4-7

backup designated router 4-3

configuring area authentication 4-19

configuring a totally stubby area 4-25

configuring authentication 4-18

configuring authentication on an interface 4-20

configuring DR priority 4-18

configuring ECMP 4-16

configuring filter lists 4-23

configuring load balancing 4-16

configuring MD5 authentication 4-20

configuring networks 4-16

configuring NSSA 4-26

configuring on an interface 4-16

configuring optional parameters on an interface 4-18

configuring redistribution 4-30

configuring route summarization 4-34

configuring simple password authentication 4-20

configuring stub areas 4-24

configuring stub route advertisements 4-35

configuring the hello interval 4-18

configuring virtual links 4-28

configuring with VRFs 4-39

creating an instance 4-14

dead interval 4-2

default settings 4-12

delete an instance 4-15

description 4-1 to ??

designated router 4-3

disable the feature 4-14

displaying statistics 4-42

enable the feature 4-13

example configuration 4-42

feature history (table) 4-43

guidelines 4-12

hello interval 4-2

hello packet 4-2

licensing requirements 4-11

limitations 4-12

link cost 4-6

link-state database 4-7

LSA 4-1

LSA flooding 4-6

LSA pacing 4-6

LSAs 4-5 to 4-7

LSA types (table) 4-6

MIBs 4-43, 14-19

modifying default timers 4-36

multiple instances 4-11

neighbors 4-2

not-so-stubby area 4-9

NSSA 4-9

opaque LSAs 4-7

prerequisites 4-12

redistributed routes 4-32

restarting an instance 4-39

route redistribution

description 4-10

route summarization

description 4-10

shutting down an instance 4-18

SPF optimization 4-11

stub area 4-8

stub area (figure) 4-9

stub router advertisements

description 4-11

unicast RIB 4-7

verifying configuration 4-41

virtualization support 4-11

virtual link 4-9

virtual link (figure) 4-10

OSPFv2 (Open Shortest Path First Version 2)

description 5-1

OSPFv2. See OSPF

OSPFv3

address families 5-9

adjacency 5-3

areas 5-5

comparison to OSPFv2 5-2

configuring ECMP 5-17

configuring filter lists 5-20

configuring graceful restart 5-36

configuring load balancing 5-17

configuring networks 5-17

configuring NSSA 5-23

configuring redistribution 5-29

configuring route summarization 5-32

configuring stub areas 5-22

configuring totally stubby areas 5-23

configuring virtual links 5-27

configuring with VRFs 5-38

creating an instance 5-15

default settings 5-13

description 5-1 to ??

displaying statistics 5-40

enabling the feature 5-14

example configuration 5-41

feature history (table) 5-42

guidelines 5-13

licensing requirements 5-12

limitations 5-13

link cost 5-7

link-state database 5-8

LSA flooding 5-7

LSA pacing 5-7

LSAs 5-6

LSA types (table) 5-6

MIBs 5-42

modifying default timers 5-34

multiple instances 5-12

neighbors 5-3

NSSA 5-10

prerequisites 5-13

redistributed routes 5-31

restarting an instance 5-38

RFC 5-2

route redistribution 5-11

route summarization 5-11

SPF optimization 5-12

unicast RIB 5-8

verifying configuration 5-40

virtualization support 5-12

virtual links 5-10

P

path length 1-4

path MTU discovery 3-12

prefix lists

configuring 13-6

description 13-2

Proxy ARP

configuring 2-10

description 2-5

R

redistiribution

description 1-6

redistribution 1-5

BGP 8-8

configuring for OSPF 4-30

configuring for OSPFv3 5-29

configuring in BGP 8-30

configuring in RIP 9-12

configuring on EIGRP 6-17

EIGRP 6-6

maximum limit for EIGRP 6-19

maximum limit for OSPF 4-32

maximum limit for OSPFv3 5-31

with route maps 13-5

reliability 1-4

Reverse ARP

description 2-4

limitations 2-4

RFC 2-4

RIB

description 1-11, 12-2

see uRIB

RIP

clearing statistics 9-17

configuring a passive interface 9-11

configuring on an interface 9-8

default settings 9-4

description 9-2

disable the feature 9-6

displaying statistics 9-17

enabling the feature 9-5

example configuration 9-18

feature history (table) 9-19

guidelines 9-4

licensing requirements 9-4

limitations 9-4

prerequisites 9-4

route filtering 9-3

tuning 9-16

verifying configuration 9-17

virtualization support 9-4

RIP authentication

configuring 9-9

description 9-2

RIP instance

creating 9-6

deleting 9-7

optional parameters 9-7

restarting 9-8

RIP load balancing

configuring 9-7

description 9-3

RIP route distribution

description 9-3

RIP route redistribution

configuring 9-12

RIP route summarization

configuring 9-11

description 9-3

RIP split horizon

configuring with poison reverse 9-11

description 9-2

route maps

configuring 13-12

configuring match parameters 13-13

configuring set parameters 13-15

description 13-2

example configuration 13-18

match criteria 13-3

redistribution 13-5

set changes 13-3

route metric

bandwidth 1-4

communication cost 1-4

delay 1-4

load 1-4

path length 1-4

reliability 1-4

Route Policy Manager

default settings 13-5

example configuration 13-18

guidelines 13-5

licensing requirements 13-5

limitations 13-5

route policy manager

description 13-1 to ??

verifying configuration 13-17

router advertisement message 3-15

route redistribution

OSPFv3 5-11

route reflector

configuring 8-24

description 8-5

router ID

description 1-5

routes, estimating memory requirements 12-6

route summarization

configuring 4-34

configuring on EIGRP 6-17

EIGRP 6-6

OSPFv3 5-11, 5-32

RIP 9-3

route table

description 1-2

routing algorithms

distance vector 1-9

link-state 1-9

Routing Information Protocol. See RIP

routing metrics

description 1-2

routing protocols

administrative distance 1-7

comparing link-state algorithms to distance vector algorithms 1-9

convergence. convergence 1-6

description 1-1 to 1-8

distance vector 1-9

link-state 1-9

next hop 1-2

redistribution 1-5, 1-6

virtualization 1-10

S

static routes

description 1-8

virtualization support 10-3

with ARP 2-3

static routing

administrative distance 10-2

configuring 10-4

configuring with VRFs 10-5

default settings 10-3

description 10-1

example configuration 10-6

feature history (table) 10-7

guidelines 10-3

licensing requirements 10-3

limitations 10-3

prerequisites 10-3

verifying configuration 10-6

stub routing

description 1-7

U

uRIB

clearing routes 12-7

description 12-1

displaying 12-4

displaying (example) 12-5

feature history (table) 12-8

licensing requirements 12-2

verifying 12-7

V

virtualization

description 1-10

Virtual Router Redundancy Protocol. See VRRP

VRF

assigning an interface to a VRF 11-7

configuring routing parameters 11-9

creating 11-6

default settings 11-6

deleting 11-7

example configuration 11-13

guidelines 11-5

licensing requirements 11-5

limitations 11-5

setting the routing context 11-12

setting the scope 11-12

verifying configuration 11-12

vrf

feature history (table) 11-14

VRF-aware services

configuring 11-11

description 11-3

VRF filtering

description 11-4

example configuration 11-12

VRF-Lite

description 11-2

guidelines 11-5

limitations 11-5

VRF reachability

description 11-3

example configuration 11-11

VRRP

benefits 15-3

configuring time intervals for advertisement packets 15-13

default settings 15-7

description 15-1 to 15-6

disabling the feature 15-8

displaying statistics 15-17

enabling the feature 15-7

example configuration 15-18

feature history (table) 15-19

guidelines 15-6

licensing requirements 15-6

limitations 15-6

verifying configuration 15-17

virtualization support 15-6

vPC support 15-5

VRRP advertisements

description 15-5

VRRP authentication

configuring 15-11

description 15-5

VRRP groups

configuring 15-8

description 15-3

VRRP priority

configuring 15-9

description 15-4

disabling preemption 15-14

preemption 15-4

VRRP tracking

configuring 15-15

description 15-5