Cisco Nexus 7000 Series NX-OS Unicast Routing Configuration Guide, Release 5.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 - W -

Index

A

ABR 5

address formats

IPv4 2

IPv6 2

IPv6 (table) 2

address resolution protocol. See ARP

administrative distance

description 7

static routing 2

aggregatable global addresses. See IPv6

unicast addresses

areas 5

ARP

caching 3

configuring gratuitous ARP 12

configuring Local Proxy ARP 11

configuring Proxy ARP 10

configuring static ARP entries 10

description 3

gratuitous ARP 5

Local Proxy ARP 5

process (figure) 3

Proxy ARP 5

Reverse ARP 4

AS confederations

configuring 27

description 4

AS numbers

4-byte support. 5

ranges (table) 5

AS. See autonomous system

ASBR 5

AS-path lists

configuring 9

description 4

autonomous system

description 5

B

bandwidth 4

BDR 3

BFD

BGP 9

EIGRP 8

HSRP 7

IS-IS 5

OSPF 12

OSPFv3 13

static routes 3

BGP 8

administrative distances (table) 3

BFD 9

clearing neighbors 18

conditional advertisement 8

conditional advertisement example 34

configuration modes 9

configuring conditional advertisement 32

configuring dynamic capability 31

configuring maximum prefixes 31

configuring prefix peering 22

configuring route dampening 30

configuring with VRFs 41

default settings 9, 14

description 1-7, 1-12

disable the feature 12

displaying statistics 23, 45

eBGP 3

enable the feature 11

example configuration 23

feature history (table) 24, 20

generic specific extended community lists 5

guidelines 8, 13

high availability 10

iBGP 3

ISSU 11

licensing requirements 8, 12

limitations 8, 13

MIBs 32, 24

modifying next-hop address 24

MP-BGP 10

next-hop address tracking 8

path selection 4

PIC core 7

prerequisites 8, 13

router ID 4

speakers 1

tuning 37

unicast RIB 7

verifying configuration 21, 43

virtualization support 7, 12

BGP aggregate addresses

configuring 32

BGP AS-path lists

configuring 9

description 4

BGP authentication

configuring 23

description 2

BGP autonomous systems

description 2

BGP capabilities negotiation

description 6

disabling 25

BGP community lists

configuring 10, 12

description 4

BGP extended community lists

description 4

BGP graceful restart

configuring 40

description 10

BGP instance

creating 12

deleting 13

restarting 14

BGP load balancing

configuring 30

BGP loadsharing

description 7

BGP multipath. See BGP loadsharing

BGP peers

authentication (note) 2

configuring 14, 16

description 3

BGP route aggregation

description 7

BGP route dampening 6

BGP route redistribution

configuring 34

description 9

BGP sessions

reset options 3

resetting 23

route policies 3

BGP templates

configuring peer templates 19

configuring peer-policy templates 17

configuring session templates 15

description 2

peer template 2

peer-policy templates 2

peer-session templates 2

bidirectional forwarding detection

see BFD 3

Border Gateway Protocol. See BGP

C

CDP 12

communication cost 4

community lists

configuring 10, 12

description 4

comparing

link-state and distance vector routing algorithms 9

configuration limits

description (table) 1

D

default gateway

description 8

default settings

BGP 9, 14

DNS 3

EIGRP 10

GLBP 7

HSRP 9

IP 7

IPv6 18

IS-IS 6

object tracking 4

OSPF 14

OSPFv3 14

policy-based routing 4

RIP 5

Route Policy Manager 6

static routing 4

VRF 6

VRRP 7

delay 4

distance vector routing algorithms 9

distribution

RIP 3

DNS 12

configuring clients 4

configuring with VRFs 5

default settings 3

description 1

example configuration 7

feature history (table) 8

guidelines 3

high availability 2

licensing requirements 3

limitations 3

name servers 2

operation 2

prerequisites 3

verifying configuration 7

virtualization 2

documentation

additional publications xxix

domain name server. See DNS

DR 3

E

eBGP

configuring 26

configuring AS confederations 27

configuring multihop 26

description 3

disabling fast external fallover 26

disabling single-hop checking 26

limiting the AS-path attribute 27

eBGP AS confederations. See AS confederations

ECMP. See equal cost multipath

EIGRP

authentication 6

BFD 8

configuring a summary address 19

configuring authentication 16

configuring graceful restart 24

configuring hello interval 26

configuring load balancing 23

configuring route redistribution 19

configuring stub routing 18

configuring with VRFs 29

creating an instance 12

default settings 10

deleting an instance 14

description 1-9

disabling an instance 15

disabling split horizon 26

disabling the feature 12

displaying statistics 31

DUAL algorithm 3

ECMP 7

enabling the feature 11

example configuration 32

external route metrics 5

feature history (table) 33

graceful restart 8

guidelines 9

high availability 8

hold time 2

internal route metrics 3

licensing requirements 9

limit redistributed routes 21

limitations 9

load balancing 7

neighbor discovery 2

prerequisites 9

restarting an instance 14

route redistribution 7

route summarization 7

route updates 3

shutting down on an interface 15

split horizon 7

stub routers 6

tuning 27

unicast RIB 5

verifying configuration 31

virtualization support 8

eigrp

passive interface 15

equal cost multipath 6

extended community lists

description 4

external BGP. See eBGP

F

F Series modules interoperation 13, 9

FIB

clearing routes 11

description 12, 1

disabling dynamic TCAM allocation 12

displaying 5

dynamic TCAM allocation 11

enabling dynamic TCAM allocation 11

feature history (table) 17

guidelines 4

licensing requirements 4

limitations 4

verifying 16

virtualization support 4

VRFs 12

forwarding

adjacency manager 11

architecture 11, 1

FIB 12

unicast forwarding distribution module 12

forwarding information base. See FIB

G

Gateway Load Balancing Protocol. See GLBP

GLBP

configuring authentication 9

configuring extended hold timers 15

configuring load balancing 11

configuring weighting and tracking 11

customizing 14

default settings 7

description 1

enabling a group 15

example configuration 17

extended nonstop forwarding 6

feature history (table) 14, 18

verifying configuration 13, 17

graceful restart

BGP 10

configuring in BGP 40

configuring in EIGRP 24

configuring in IS-IS 23

configuring in OSPF 40

configuring in OSPFv3 38

EIGRP 8

OSPF 11

gratuitous ARP

configuring 12

description 5

H

high availability

BGP 10

DNS 2

EIGRP 8

object tracking 3

OSPF 11

RIP 4

Hot Standby Router Protocol. See HSRP

HSRP

addressing 3

BFD 7

configuring a group 11

configuring an IPv6 group 13

configuring extended hold timers 21

configuring priority 19

customizing 20

default settings 9

description 2-8

disabling the feature 10

enabling the feature 10

example configuration 22

extended NSF 6, 8

feature history (table) 23

guidelines 9

hold timers 6, 8

licensing requirements 8

limitations 9

load sharing 6

messages 5

standby router 2

verifying configuration 22

virtualization support 8

vPC support 7

HSRP authentication

configuring 15

description 5

HSRP object tracking

configuring 17

description 7

HSRP versions

configuring 11

description 5

HSRP virtual MAC address

configuring 15

description 2

I

iBGP

configuring route reflector 28

description 3

iBGP route reflector. See route reflector

ICMP

description 6

with local proxy ARP (note) 6

ICMPv6 12

packet header format (figure) 13

IDS, enabling 14, 23

Intermediate System-to-Intermediate System. See IS-IS

internal BGP. See iBGP

Internet Control Message Protocol. See ICMP

IP

addresses 2

ARP. See ARP

configuring addresses 7

configuring secondary addresses 9

default settings 7

description 1-6, 4

enabling IDS checks 14

enabling packet verification 14

feature history (table) 25

guidelines 7

ICMP. See ICMP

licensing requirements 6

limitations 7

packet header 9

port reservation example configuration 20, 22, 23

prerequisites 6

secondary addresses (note) 2

subnet masks 1

verifying configuration 19

virtualization support 6

IPv4. See IP

IPv6

address formats 2

address formats (table) 2

addresses compatible with IPv4 5

anycast addresses 7

CDP 12

configuring addresses 19

configuring neighbor discovery 21

default settings 18

description 1-17

DNS 12

enabling IDS checks 23

enabling packet verification 23

EUI-64 format 4

example configuration 24

feature history (table) 25

guidelines 18

ICMP 12

interface ID 4

licensing requirements 18

limitations 18

link-local addresses 5

loopback address (note) 3

multicast addresses 7

neighbor discovery 13

neighbor redirect message 16

neighbor solicitation message 13

packet header 9

path MTU discovery 12

prerequisites 18

RFC 3, 4

router advertisement message 15

site-local address 7

subnet ID 4

unicast addresses 3

unique local addresses 6

unspecified address (note) 3

verifying configuration 24

virtualization support 17

IS-IS

address families 8

BFD 5

clearing statistics 30

configuration modes 8

configuring dynamic host exchange 17

configuring on an interface 12

configuring with VRFs 24

default settings 6

description 1-6

disabling the feature 9

displaying statistics 30

enabling the feature 8

example configuration 30

feature history (table) 32

guidelines 6

licensing requirements 6

limit redistributed routes 21

limitations 6

LSPs 2

NET 3

prerequisites 6

shut down an interface 14

system ID 3

tuning 27

verifying configuration 29

virtualization support 5

IS-IS areas

description 2

IS-IS authentication

configuring in an area 14

configuring on an interface 15

description 3

IS-IS designated intermediate system 3

configuring 17

IS-IS graceful restart

configuring 23

IS-IS instances

configuring optional parameters 11

creating 9

deleting 10

multiple instance support 6

restarting 11

IS-IS load balancing

configuring 11

description 5

IS-IS mesh group

configuring 17

IS-IS mess group

description 4

IS-IS overload bit

configuring 17

description 4

IS-IS route redistribution

configuring 20

description 5

IS-IS route summarization

configuring 18

description 4

ISSU

BGP 11

L

Layer 3 7

Layer 3 consistency checker

description 2

triggering 10

licensing requirements 8

BGP 12

DNS 3

EIGRP 9

FIB 4

HSRP 8

IP 6

IPv6 18

IS-IS 6

object tracking 3

OSPF 13

OSPFv3 13

policy-based routing 3

RIP 4

Route Policy Manager 5

static routing 3

uRIB 4

VRF 5

VRRP 6

limits

description (table) 1

link-state advertisements 1

link-state routing algorithms 9

load 4

load balancing 6

Local Proxy ARP

configuring 11

description 5

LSAs 6

for OSPFv3 (table) 6

M

MAC lists

description 2

maximum routes for unicast RIB, configuring 14

MIBs

BGP 32, 24

OSPF 46, 23

OSPFv3 44

mixed chassis 7

MP-BGP 10

configuring 36

Multiprotocol BGP

see MP-BGP

N

N7K-F132-15 module 7

ND

configuring 21

description 13

neighbor discovery. See ND

neighbor redirect message 16

new and changed features (table) xxv

next hop 2

NSSA 9

configuring 27

description for OSPFv3 10

O

object tracking

configuring a delay 12

configuring a track list with boolean expression 7

configuring a track list with percentage 9, 10

configuring for a nonDefault VRF 14

configuring for GLBP 11

configuring for route reachability 6

configuring on an interface 4

default settings 4

description 1

example configuration 15

feature history (table) 16

guidelines 4

high availability 3

licensing requirements 3

limitations 4

prerequisites 3

track list 2

verifying configuration 15

virtualization support 3

Open Shortest Path First version 3. See OSPFv3

Open Shortest Path First. See OSPF

OSPF

adjacency 1, 3

area border router 5

areas 1, 4

AS border router 5

authentication 7

backup designated router 3

BFD 12

configuring a totally stubby area 27

configuring area authentication 21

configuring authentication 20

configuring authentication on an interface 21

configuring DR priority 20

configuring ECMP 17

configuring filter lists 24

configuring graceful restart 40

configuring load balancing 17

configuring MD5 authentication 21

configuring networks 18

configuring NSSA 27

configuring on an interface 18

configuring optional parameters on an interface 19

configuring redistribution 31

configuring route summarization 35

configuring simple password authentication 21

configuring stub areas 25

configuring stub route advertisements 36

configuring the hello interval 19

configuring virtual links 29

configuring with VRFs 42

creating an instance 15

dead interval 2

default settings 14

description 1-12

designated router 3

disable the feature 15

displaying statistics 45

enable the feature 14

example configuration 45

feature history (table) 46

graceful restart 11

guidelines 13

hello interval 2

hello packet 2

high availability 11

licensing requirements 13

limitations 13

link cost 6

link-state database 7

LSA 1

LSA flooding 6

LSA pacing 6

LSA types (table) 6

LSAs 5-7

MIBs 46, 23

modifying default timers 37

multiple instances 12

neighbors 3

not-so-stubby area 9

NSSA 9

opaque LSAs 7

prerequisites 13

redistributed routes 33

restarting an instance 41

route redistribution

description 10

route summarization

description 10

shutting down an instance 20

SPF optimization 12

stub area 8

stub area (figure) 9

stub router advertisements

description 12

unicast RIB 7

verifying configuration 44

virtual link 9

virtual link (figure) 10

virtualization support 12

OSPFv2 (Open Shortest Path First Version 2)

description 1

OSPFv2. See OSPF

OSPFv3

address families 9

adjacency 3

areas 5

BFD 13

comparison to OSPFv2 2

configuring ECMP 18

configuring filter lists 21

configuring graceful restart 38

configuring load balancing 18

configuring networks 19

configuring NSSA 25

configuring redistribution 30

configuring route summarization 34

configuring stub areas 23

configuring totally stubby areas 24

configuring virtual links 28

configuring with VRFs 40

creating an instance 16

default settings 14

description 1-13

displaying statistics 42

enabling the feature 15

example configuration 43

feature history (table) 44

guidelines 14

licensing requirements 13

limitations 14

link cost 7

link-state database 8

LSA flooding 7

LSA pacing 7

LSA types (table) 6

LSAs 6

MIBs 44

modifying default timers 36

multiple instances 13

neighbors 3

NSSA 10

prerequisites 14

redistributed routes 32

restarting an instance 39

RFC 2

route redistribution 11

route summarization 11

SPF optimization 13

unicast RIB 8

verifying configuration 42

virtual links 10

virtualization support 13

P

path length 4

path MTU discovery 12

policy route maps

description 2

policy-based routing

configuring a route policy 5

configuring match parameters 6

configuring set parameters 8

default settings 4

description 1

disabling 5

enabling 4

example configuration 9

feature history (table) 10

guidelines 3

licensing requirements 3

limitations 3

prerequisites 3

route maps 2

set criteria 2

verifying configuration 9

prefix lists

configuring 7

description 2

Proxy ARP

configuring 10

description 5

proxy routing 7

R

redistiribution

description 6

redistribution 5

BGP 9

configuring for OSPF 31

configuring for OSPFv3 30

configuring in BGP 34

configuring in IS-IS 20

configuring in RIP 11

configuring on EIGRP 19

EIGRP 7

IS-IS 5

maximum limit for EIGRP 21

maximum limit for IS-IS 21

maximum limit for OSPF 33

maximum limit for OSPFv3 32

with route maps 5

related documents xxix

reliability 4

Reverse ARP

description 4

limitations 4

RFC 4

RIB

description 11, 2

see uRIB

RIP

clearing statistics 17

configuring a passive interface 10

configuring on an interface 8

configuring with VRFs 13

default settings 5

description 2

displaying statistics 17

enabling the feature 5

example configuration 18

feature history (table) 19

guidelines 4

high availability 4

licensing requirements 4

limitations 4

prerequisites 4

route filtering 3

tuning 15

verifying configuration 17

virtualization support 4

RIP authentication

configuring 9

description 2

RIP instance

creating 6

optional parameters 7

restarting 8

RIP load balancing

configuring 8

description 4

RIP route distribution

description 3

RIP route redistribution

configuring 11

RIP route summarization

configuring 11

description 3

RIP split horizon

configuring with poison reverse 11

description 2

route maps

configuring 13

configuring match parameters 14

configuring set parameters 16

description 2

example configuration 19

for policy -based routing 2

match criteria 3

redistribution 5

set changes 3

route metric

bandwidth 4

communication cost 4

delay 4

load 4

path length 4

reliability 4

route policy

configuring 5

configuring match parameters 6

configuring set parameters 8

description 1

example configuration 9

Route Policy Manager

default settings 6

example configuration 19

guidelines 6

licensing requirements 5

limitations 6

prerequisite 5

route policy manager

description 1-5

verifying configuration 19

route redistribution

OSPFv3 11

route reflector

configuring 28

description 5

route summarization

configuring 35

configuring in IS-IS 18

configuring on EIGRP 19

EIGRP 7

ISIS 4

OSPFv3 11, 34

RIP 3

route table

description 2

router advertisement message 15

router ID

description 5

routes, estimating memory requirements 15

routing

F Series module 13, 9

routing algorithms

distance vector 9

link-state 9

Routing Information Protocol. See RIP

routing metrics

description 2

routing protocols

administrative distance 7

comparing link-state algorithms to distance vector algorithms 9

convergence. convergence 6

description 1-8

distance vector 9

link-state 9

next hop 2

redistribution 5, 6

virtualization 10

S

static routes

BFD 3

description 8

virtualization support 3

static routing

administrative distance 2

configuring 4

configuring with VRFs 5

default settings 4

description 1

example configuration 9

feature history (table) 10

guidelines 4

licensing requirements 3

limitations 4

prerequisites 3

stub routing

description 7

U

uRIB

clearing routes 16

description 1

displaying 8

displaying (example) 9

feature history (table) 17

guidelines 4

Layer 3 consistency checker 2

licensing requirements 4

limitations 4

verifying 16

virtualization support 4

V

Virtual Router Redundancy Protocol. See VRRP

virtualization

description 10, 1

layer 3 (figure) 10

VLAN interface 7

VRF

assigning an interface to a VRF 8

configuring routing parameters 9

creating 7

default settings 6

deleting 8

description 2

example configuration 13

guidelines 6

licensing requirements 5

limitations 6

prerequisites 6

setting the routing context 12

setting the scope 12

verifying configuration 13

vrf

feature history (table) 15

VRF filtering

description 4

example configuration 12

VRF reachability

description 4

example configuration 12

VRF-aware services

configuring 11

description 3

VRRP

benefits 3

clearing statistics 21

configuring time intervals for advertisement packets 14

default settings 7

description 1-6

disabling the feature 8

displaying statistics 21

enabling the feature 8

example configuration 21

feature history (table) 22

guidelines 7

licensing requirements 6

limitations 7

verifying configuration 20

virtualization support 6

vPC support 5

VRRP advertisements

description 5

VRRP authentication

configuring 12

description 5

VRRP groups

configuring 8

description 3

VRRP priority

configuring 10

description 4

disabling preemption 16

preemption 4

VRRP tracking

configuring 18

description 5

W

Web Cache Communication Protocol. See WCCP