Cisco Nexus 6000 Series NX-OS Unicast Routing Configuration Guide, Release 6.x
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Index

Table Of Contents

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

Index

A

ABR 5-4

address formats

IPv4 2-2

IPv6 3-2

IPv6 (table) 3-2

address resolution protocol. See ARP

administrative distance

description 1-7

static routing 11-2

aggregatable global addresses. See IPv6

unicast addresses

areas 6-5

ARP

caching 2-3

configuring gratuitous ARP 2-13

configuring Local Proxy ARP 2-12

configuring Proxy ARP 2-11

configuring static ARP entries 2-10

description 2-3

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 5-5

AS confederations

configuring 9-24

description 9-4

AS numbers

4-byte support. 1-5

ranges (table) 1-5

AS-path lists

configuring 14-8

description 14-3

autonomous system

description 1-5

B

bandwidth 1-4

BDR 5-3

BFD

BGP 9-8

EIGRP 7-7

OSPF 5-11, 11-3, 16-7, 17-5

BGP 8-7

administrative distances (table) 8-2

BFD 9-8

clearing neighbors 8-17

conditional advertisement 9-7

conditional advertisement example 9-31

configuration modes 8-8

configuring conditional advertisement 9-29

configuring dynamic capability 9-28

configuring maximum prefixes 9-28

configuring prefix peering 9-19

configuring route dampening 9-27

default settings 8-8, 9-11

description8-1to??, 9-1to ??

disable the feature 8-11

displaying statistics 8-22, 9-38

eBGP 9-3

enable the feature 8-10

example configuration 8-22

generic specific extended community lists 14-4

guidelines 8-7, 9-10

iBGP 9-3

licensing requirements 8-7, 9-9

limitations 8-7, 9-10

MIBs 7-29, 8-23

modifying next-hop address 9-21

MP-BGP 9-9

next-hop address tracking 9-7

path selection 8-4

prerequisites 8-7, 9-10

router ID 8-3

speakers 8-1

tuning 9-32

unicast RIB 8-7

verifying configuration 8-20, 9-37

virtualization support 8-7, 9-9

BGP aggregate addresses

configuring 9-28

BGP AS-path lists

configuring 14-8

description 14-3

BGP authentication

configuring 9-20

description 9-2

BGP autonomous systems

description 8-2

BGP capabilities negotiation

description 9-5

disabling 9-22

BGP community lists

configuring 14-9, 14-11

description 14-4

BGP extended community lists

description 14-4

BGP instance

creating 8-11

deleting 8-13

restarting 8-13

BGP load balancing

configuring 9-27

BGP loadsharing

description 9-6

BGP multipath. See BGP loadsharing

BGP peers

authentication (note) 9-2

configuring 8-13, 8-15

description 8-3

BGP route aggregation

description 9-7

BGP route dampening 9-6

BGP route redistribution

configuring 9-31

description 9-8

BGP sessions

reset options 9-3

resetting 9-20

route policies 9-3

BGP templates

configuring peer-policy templates 9-14

configuring peer templates 9-16

configuring session templates 9-12

description 9-2

peer-policy templates 9-2

peer-session templates 9-2

peer template 9-2

Border Gateway Protocol. See BGP

C

CDP 3-12

communication cost 1-4

community lists

configuring 14-9, 14-11

description 14-4

comparing

link-state and distance vector routing algorithms 1-9

D

default gateway

description 1-8

default settings

BGP 8-8, 9-11

EIGRP 7-8

HSRP 16-9

IP 2-7

IPv6 3-18

object tracking 18-3

OSPF 5-13

OSPFv3 6-12

policy-based routing 15-3

RIP 10-4

Route Policy Manager 14-5

static routing 11-4

VRF 12-6

VRRP 17-7

delay 1-4

distance vector routing algorithms 1-9

distribution

RIP 10-3

DR 5-3

E

eBGP

configuring 9-22

configuring AS confederations 9-24

configuring multihop 9-23

description 9-3

disabling fast external failover 9-23

disabling single-hop checking 9-22

limiting the AS-path attribute 9-24

eBGP AS confederations. See AS confederations

ECMP. See equal cost multipath

EIGRP

authentication 7-5

BFD 7-7

configuring a summary address 7-17

configuring authentication 7-14

configuring hello interval 7-22

configuring load balancing 7-21

configuring route redistribution 7-17

configuring stub routing 7-16

creating an instance 7-10

default settings 7-8

deleting an instance 7-12

description7-1to ??

disabling an instance 7-12

disabling split horizon 7-23

disabling the feature 7-10

displaying statistics 7-28

DUAL algorithm 7-2

ECMP 7-6

enabling the feature 7-9

example configuration 7-28

external route metrics 7-4

guidelines 7-7

hold time 7-2

internal route metrics 7-3

licensing requirements 7-7

limitations 7-7

limit redistributed routes 7-19

load balancing 7-6

neighbor discovery 7-2

prerequisites 7-7

restarting an instance 7-12

route redistribution 7-6

route summarization 7-6

route updates 7-3

shutting down on an interface 7-13

split horizon 7-6

stub routers 7-5

tuning 7-23

unicast RIB 7-4

verifying configuration 7-27

virtualization support 7-7

eigrp

passive interface 7-13

equal cost multipath 1-6

extended community lists

description 14-4

external BGP. See eBGP

F

FIB

clearing routes 13-5

description 1-11, 13-1

displaying 13-3

licensing requirements 13-2

verifying 13-7

VRFs 1-11

forwarding

adjacency manager 1-11

architecture 1-10, 13-1

FIB 1-11

unicast forwarding distribution module 1-11

forwarding information base. See FIB

G

graceful restart

configuring in OSPFv3 6-36

gratuitous ARP

configuring 2-13

description 2-5

H

Hot Standby Router Protocol. See HSRP

HSRP

addressing 16-3

configuring a group 16-10

configuring an IPv6 group 16-12

configuring priority 16-16

customizing 16-17

default settings 16-9

description16-2to 16-7

disabling the feature 16-10

enabling the feature 16-9

example configuration 16-19

guidelines 16-8

licensing requirements 16-7

limitations 16-8

load sharing 16-6

messages 16-5

prerequisites 16-8

standby router 16-2

verifying configuration 16-18

virtualization support 16-7

vPC support 16-7

HSRP authentication

configuring 16-14

description 16-5

HSRP object tracking

description 16-6

HSRP versions

configuring 16-10

description 16-5

HSRP virtual MAC address

configuring 16-14

description 16-2

I

iBGP

configuring route reflector 9-25

description 9-3

iBGP route reflector. See route reflector

ICMP

description 2-6

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 2-8

configuring secondary addresses 2-9

default settings 2-7

description2-1to 2-6

example configuration 2-18

guidelines 2-7

ICMP. See ICMP

licensing requirements 2-6

limitations 2-7

packet header 3-9

prerequisites 2-7

secondary addresses (note) 2-2

subnet masks 2-1

verifying configuration 2-18

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 3-6

CDP 3-12

configuring addresses 3-19

configuring neighbor discovery 3-21

default settings 3-18

description3-1to 3-17

enabling IDS checks 3-24

enabling packet verification 3-24

EUI-64 format 3-4

example configuration 3-24

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 3-6

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 8-7

BGP 9-9

EIGRP 7-7

FIB 13-2

HSRP 16-7

IP 2-6

IPv6 3-17

object tracking 18-3

OSPF 5-12

OSPFv3 6-11

policy-based routing 15-2

RIP 10-4

Route Policy Manager 14-5

static routing 11-3

uRIB 13-2

VRF 12-5

VRRP 17-6

link-state advertisements 5-1

link-state routing algorithms 1-9

load 1-4

load balancing 1-6

Local Proxy ARP

configuring 2-12

description 2-5

LSAs 6-5

for OSPFv3 (table) 6-6

M

MAC lists

description 14-2

MIBs

BGP 7-29, 8-23

OSPF 5-43, 16-19

OSPFv3 6-42

MP-BGP 9-9

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-xxv

next hop 1-2

NSSA 5-9

configuring 5-26

description for OSPFv3 6-9

O

object tracking

configuring a delay 18-10

configuring a track list with boolean expression 18-6

configuring a track list with percentage 18-7, 18-8

configuring for a nonDefault VRF 18-12

configuring for route reachability 18-5

configuring on an interface 18-4

default settings 18-3

description 18-1

example configuration 18-13

guidelines 18-3

licensing requirements 18-3

limitations 18-3

track list 18-2

verifying configuration 18-13

virtualization support 18-2

Open Shortest Path First. See OSPF

Open Shortest Path First version 3. See OSPFv3

OSPF

adjacency 5-1, 5-3

area border router 5-4

areas 5-1, 5-4

AS border router 5-5

authentication 5-7

backup designated router 5-3

BFD 5-11, 11-3, 16-7, 17-5

configuring area authentication 5-19

configuring a totally stubby area 5-25

configuring authentication 5-18

configuring authentication on an interface 5-20

configuring DR priority 5-18

configuring ECMP 5-16

configuring filter lists 5-23

configuring load balancing 5-16

configuring MD5 authentication 5-20

configuring networks 5-16

configuring NSSA 5-26

configuring on an interface 5-16

configuring optional parameters on an interface 5-17

configuring redistribution 5-30

configuring route summarization 5-34

configuring simple password authentication 5-20

configuring stub areas 5-24

configuring stub route advertisements 5-35

configuring the hello interval 5-18

configuring virtual links 5-28

configuring with VRFs 5-39

creating an instance 5-14

dead interval 5-2

default settings 5-13

delete an instance 5-15

description5-1to ??

designated router 5-3

disable the feature 5-14

displaying statistics 5-42

enable the feature 5-13

example configuration 5-42

guidelines 5-12

hello interval 5-2

hello packet 5-2

licensing requirements 5-12

limitations 5-12

link cost 5-6

link-state database 5-7

LSA 5-1

LSA flooding 5-6

LSA pacing 5-6

LSAs5-5to 5-7

LSA types (table) 5-6

MIBs 5-43, 16-19

modifying default timers 5-36

multiple instances 5-11

neighbors 5-2

not-so-stubby area 5-9

NSSA 5-9

opaque LSAs 5-7

prerequisites 5-12

redistributed routes 5-32

restarting an instance 5-39

route redistribution

description 5-10

route summarization

description 5-10

shutting down an instance 5-18

SPF optimization 5-11

stub area 5-8

stub area (figure) 5-9

stub router advertisements

description 5-11

unicast RIB 5-7

verifying configuration 5-41

virtualization support 5-12

virtual link 5-9

virtual link (figure) 5-10

OSPFv2 (Open Shortest Path First Version 2)

description 6-1

OSPFv2. See OSPF

OSPFv3

address families 6-8

adjacency 6-3

areas 6-5

comparison to OSPFv2 6-2

configuring ECMP 6-16

configuring filter lists 6-20

configuring graceful restart 6-36

configuring load balancing 6-16

configuring networks 6-17

configuring NSSA 6-23

configuring redistribution 6-28

configuring route summarization 6-32

configuring stub areas 6-21

configuring totally stubby areas 6-22

configuring virtual links 6-26

configuring with VRFs 6-38

creating an instance 6-14

default settings 6-12

description6-1to ??

displaying statistics 6-40

enabling the feature 6-13

example configuration 6-41

guidelines 6-12

licensing requirements 6-11

limitations 6-12

link cost 6-6

link-state database 6-7

LSA flooding 6-7

LSA pacing 6-7

LSAs 6-5

LSA types (table) 6-6

MIBs 6-42

modifying default timers 6-34

multiple instances 6-11

neighbors 6-3

NSSA 6-9

prerequisites 6-12

redistributed routes 6-30

restarting an instance 6-37

RFC 6-2

route redistribution 6-10

route summarization 6-10

SPF optimization 6-11

unicast RIB 6-8

verifying configuration 6-40

virtualization support 6-11

virtual links 6-10

P

path length 1-4

path MTU discovery 3-12

policy-based routing

configuring a route policy 15-4

configuring match parameters 15-5

configuring set parameters 15-6

default settings 15-3

description 15-1

disabling 15-4

enabling 15-3

example configuration 15-7

guidelines 15-3

licensing requirements 15-2

limitations 15-3

prerequisites 15-2

route maps 15-2

set criteria 15-2

verifying configuration 15-6

policy route maps

description 15-2

prefix lists

configuring 14-6

description 14-1

Proxy ARP

configuring 2-11

description 2-5

R

redistiribution

description 1-6

redistribution 1-5

BGP 9-8

configuring for OSPF 5-30

configuring for OSPFv3 6-28

configuring in BGP 9-31

configuring in RIP 10-12

configuring on EIGRP 7-17

EIGRP 7-6

maximum limit for EIGRP 7-19

maximum limit for OSPF 5-32

maximum limit for OSPFv3 6-30

with route maps 14-4

reliability 1-4

Reverse ARP

description 2-4

limitations 2-5

RFC 2-4

RIB

description 1-11, 13-2

see uRIB

RIP

clearing statistics 10-18

configuring a passive interface 10-11

configuring on an interface 10-8

default settings 10-4

description 10-2

disable the feature 10-6

displaying statistics 10-17

enabling the feature 10-5

example configuration 10-18

guidelines 10-4

licensing requirements 10-4

limitations 10-4

prerequisites 10-4

route filtering 10-3

tuning 10-16

verifying configuration 10-17

virtualization support 10-4

RIP authentication

configuring 10-9

description 10-2

RIP instance

creating 10-6

deleting 10-7

optional parameters 10-7

restarting 10-8

RIP load balancing

configuring 10-7

description 10-3

RIP route distribution

description 10-3

RIP route redistribution

configuring 10-12

RIP route summarization

configuring 10-11

description 10-3

RIP split horizon

configuring with poison reverse 10-11

description 10-2

route maps

configuring 14-12

configuring match parameters 14-13

configuring set parameters 14-15

description 14-2

example configuration 14-18

for policy -based routing 15-2

match criteria 14-2

redistribution 14-4

set changes 14-3

route metric

bandwidth 1-4

communication cost 1-4

delay 1-4

load 1-4

path length 1-4

reliability 1-4

route policy

configuring 15-4

configuring match parameters 15-5

configuring set parameters 15-6

description 15-1

example configuration 15-7

Route Policy Manager

default settings 14-5

example configuration 14-18

guidelines 14-5

licensing requirements 14-5

limitations 14-5

route policy manager

description14-1to ??

verifying configuration 14-17

router advertisement message 3-15

route redistribution

OSPFv3 6-10

route reflector

configuring 9-25

description 9-5

router ID

description 1-5

routes, estimating memory requirements 13-6

route summarization

configuring 5-34

configuring on EIGRP 7-17

EIGRP 7-6

OSPFv3 6-10, 6-32

RIP 10-3

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

description1-1to 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 11-3

with ARP 2-4

static routing

administrative distance 11-2

configuring 11-4

configuring with VRFs 11-5

default settings 11-4

description 11-1

example configuration 11-6

guidelines 11-3

licensing requirements 11-3

limitations 11-3

prerequisites 11-3

verifying configuration 11-6

stub routing

description 1-7

U

uRIB

clearing routes 13-6

description 13-1

displaying 13-4

displaying (example) 13-5

licensing requirements 13-2

verifying 13-7

V

virtualization

description 1-10

Virtual Router Redundancy Protocol. See VRRP

VRF

assigning an interface to a VRF 12-8

configuring routing parameters 12-9

creating 12-6

default settings 12-6

deleting 12-7

example configuration 12-13

guidelines 12-5

licensing requirements 12-5

limitations 12-5

setting the routing context 12-12

setting the scope 12-12

verifying configuration 12-13

VRF-aware services

configuring 12-11

description 12-3

VRF filtering

description 12-4

example configuration 12-12

VRF-Lite

description 12-2

guidelines 12-5

limitations 12-5

VRF reachability

description 12-4

example configuration 12-12

VRRP

benefits 17-3

configuring time intervals for advertisement packets 17-13

default settings 17-7

description17-1to 17-6

disabling the feature 17-8

displaying statistics 17-18

enabling the feature 17-8

example configuration 17-18

guidelines 17-6

licensing requirements 17-6

limitations 17-6

verifying configuration 17-17

virtualization support 17-6

vPC support 17-5

VRRP advertisements

description 17-5

VRRP authentication

configuring 17-11

description 17-5

VRRP groups

configuring 17-8

description 17-3

VRRP priority

configuring 17-9

description 17-4

disabling preemption 17-14

preemption 17-4

VRRP tracking

configuring 17-15

description 17-5