Routing Configuration Guide for Cisco ASR 9000 Series Routers, IOS XR Release 7.7.x

Contents

* - A - B - C - D - E - F - G - H - I - K - L - M - N - O - P - Q - R - S - T - U - V - W

Index

*

*** 1

A

ABRs (area border routers ) 1

ABRs (area border routers) 1

accumulated interior gateway protocol (aigp) 1

action 1

additional-path attach point 1

address family command 1 2

address-family (IS-IS) command 1 2

address-family command 1

address-family ipv4 command 1

adjacencies, tuning 1

adjacency 1

adjacency (OSPFv2) 1

admin configure command 1 2

admin-config submode 1 2

See admin configure command 1 2

administrative distance 1 2 3

administrative distance, static routes 1

aggregate-address command 1 2

allocate label 1

allowas-in command 1

apply command 1

Area Border Routers (ABRs) 1

area command 1

area command (BFD) 1 2

area-in 1

area-out 1

as-override command 1

as-path-set, inline set form 1

as-path-set, named set form 1

ASBRs (autonomous system boundary routers) 1

attached 1

attached bit on an instance 1

attached bit on an IS-IS instance 1

attaching to BGP neighbor 1

attributes 1 2

authentication

configuring (OSPFv2) 1

MD5 (OSPFv2) 1

route, key rollover (OSPFv2) 1

strategies 1

authentication command (OSPFv2) 1

authentication keychain configuration 1

authentication message-digest command 1

authentication using keychain 1

authentication using keychain in RIP 1

authentication, configuring 1 2

auto-summary command 1

autonomous system number format 1

autonomous systems 1

B

backbone area 1

bandwidth 1

bandwidth-percent command 1

benefits 1

bestpath algorithm 1

BFD

BFD configuration mode 1 2 3 4 5 6 7 8

BGP configuration mode 1

counters

clearing 1

displaying 1

dampening, configuring 1

echo mode, disabling 1 2

echo mode, specifying source address 1 2 3

enabling

fast detection 1

interface 1 2

local device and peer, between 1

neighbor 1

static route 1

fast detection, configuring 1 2

IPv6 1

IPv6 checksum, enabling and disabling 1 2

ipv6 checksum, enabling or disabling 1 2

latency detection, configuring 1

OSPF

configuration mode 1

OSPFv3 configuration mode 1

overview 1

prerequisites 1

setting

BFD multiplier 1

minimum interval 1 2 3

multiplier 1 2

source and destination ports 1

static routes, configuring 1

VLAN bundles 1

VPN VRF instance, specifying 1

bfd command 1 2 3 4 5 6 7 8

bfd fast-detect command 1 2 3

bfd minimum-interval command 1 2 3

BFD multihop support for BGP 1

bfd multiplier command 1 2 3

BFD on BGP

example 1 2

BFD on OSPF

example 1

BGP (Border Gateway Protocol)

autonomous system number format 1

bestpath algorithm 1

BGP keychains 1

bgp router submode

router bgp command 1

bidirectional forwarding detection 1

configuration

grouping 1

inheriting 1

inheriting templates 1

default address family 1

description 1

functional overview 1

inheritance, monitoring 1

MPLS VPN carrier supporting carrier 1

multiprotocol 1

policy attach points

allocate label 1

clear policy 1

dampening 1

debug 1

default originate 1

export 1

import 1

neighbor export 1

neighbor import 1

neighbor-orf 1

network 1

next-hop 1

retain route target 1

show bgp 1

router bgp neighbor group address family configuration mode,address family command 1

router identifier 1

routing policy, enforcing 1

update groups

description 1

example 1

bgp add path 1

bgp bestpath as-path ignore command 1

bgp bestpath compare-routerid command 1

bgp bestpath med always command 1

bgp bestpath med confed command 1

bgp bestpath med missing-as-worst command 1

bgp confederation identifier command 1

bgp confederation peers command 1

BGP configuration 1

bgp cost community 1

bgp dampening command 1

bgp default local-preference command 1

bgp dmz link bandwidth 1

bgp global address family submode

address family command 1

BGP keychains 1

bgp multi-as 1

bgp multi-instance 1

bgp neighbor address family submode 1

neighbor address family command 1

bgp neighbor command 1

bgp neighbor group submode

neighbor-group command 1

bgp neighbor submode 1 2

bgp neighbor command 1

neighbor command 1 2

BGP Non-Stop Routing

configuring 1

BGP nonstop routing 1

bgp nsr configuration example 1

BGP Prefix Origin Validation 1

bgp router submode

router bgp command 1

bgp router-id command 1 2

bgp session group submode 1

BGP update generation 1

BGP update groups example 1

bgp VPNv4 address family submode 1

bgp vrf address family submode 1

bgp VRF neighbor address family submode 1

bgp VRF neighbor submode 1

bgp vrf submode 1

bidirectional forwarding detection 1

Boolean operator precedence 1

Boolean operators, types 1

broadcast-for-v2 command 1

C

CIDR 1

Cisco IOS and Cisco IOS XR software differences, configuration

grouped 1

Cisco IOS XR OSPFv3 and OSPFv2 differences 1

clear eigrp neighbors command" 1

clear eigrp topology command 1

clear ospf command 1

clear policy 1

CLI (command-line interface) inheritance 1

CLI inheritance 1

community-set, inline set form 1

community-set, named set form 1

components 1

configuration 1

grouped configuration 1

grouping 1

inheriting 1

inheriting templates 1

Level 1 or Level 2 routing 1

MPLS TE 1

multitopology 1

neighbors, nonbroadcast networks 1

sham-links 1

single topology 1

SPF throttling 1

configuration and operation, verifying 1

configuration basics 1

configuration elements, editing 1

configuration, grouped 1

configurations (BGP) 1

configuring 1 2 3 4 5 6

graceful restart 1

configuring (OSPFv2) 1

configuring authentication 1

configuring bgp additional paths 1

connected 1

control or prevent routing updates 1

controlling 1

controlling frequency 1

controlling the frequency 1

cost community, BGP 1

creating 1

csnp-interval command 1

customizing (IS-IS) 1

customizing routes 1

D

dampening 1

dampening (BFD) command 1

dampening, route 1

data structures in BGP and other protocols 1

dead interval command command 1

debug 1

default

IS-IS 1

OSPFv2 1

default address family 1 2

default drop disposition 1

default originate 1 2 3 4

default route 1

default routes 1

default-accept-in 1

default-accept-out 1

default-cost command 1

default-information originate 1

default-information originate command 1

default-metric command 1

defining 1

definitions 1

deploying 1

description 1 2 3 4 5 6 7

designate router (DR) 1

Designate Router (DR) 1

designated router (DR) 1

Designated Router (DR) 1

displaying information 1

disposition 1

distance bgp command 1

distance command 1

dynamic ECMP for IGP prefixes 1

E

ebgp-multihop command 1

echo disable command 1

echo ipv4 source command 1 2 3

echo latency detect command 1

edit command 1

EIGRP

authentication keychain configuration 1

authentication using keychain 1

EIGRP ()

policy attach points

default-accept-in 1

EIGRP (Enhanced Interior Gateway Routing Protocol)

features 1

hello interval and hold time 1

overview 1

policy attach points

default-accept-out 1

if-policy-in 1

if-policy-out 1

policy-in 1

policy-out 1

redistribute 1

policy attach points, default-accept-in 1

restrictions 1

routing policy options 1

split horizon 1

stub routing 1

elseif 1

enabling 1 2

enabling multicast-intact 1 2

end-policy command 1

enforcing, BGP 1

exaibgp multipath loadsharing configuration 1

EXEC mode 1

show bgp af-group command 1

show bgp inheritance command 1

show bgp neighbor command 1

show bgp neighbor-group command 1

export 1

export route-policy command 1

export route-target command 1

extended community set, inline form 1

extended community set, named form 1

F

features 1

filter network updates 1

floating 1

functional overview 1 2 3

G

Generalized TTL Security Mechanism (GTSM), TTL value 1

Generalized TTL Security Mechanism (GTSM),configuring virtual links 1

global parameters 1

global-inbound 1 2

global-inbound, policy attach points 1

graceful restart 1 2

graceful-restart helper command 1

graceful-restart interval command 1

graceful-restart lifetime command 1

grouped 1

grouped configuration 1

grouping 1

H

hello interval and hold time 1

hello-interval (IS-IS) command 1

hello-interval (OSPF) command 1

hello-multiplier command 1

hello-padding command 1

hello-password command 1 2

holdtime command 1

hop count 1

I

ibgp multipath load sharing 1

iBGP Multipath Load Sharing 1

if 1

if-policy-in 1

if-policy-out 1

ignore-lsp-errors command 1

implementing

prerequisites 1

implementing in

prerequisites 1

import 1

import route-policy command 1

import route-targe command 1

inheritance

configurations (BGP) 1

monitoring 1

inheritance, monitoring 1

inheriting 1

inheriting templates 1

instance and router ID 1

inter-area-propagate 1

interface attributes and limitations 1

interface command 1 2 3

interface-inbound 1

interface-outbound 1

interior routers 1

IP fast reroute 1 2

IPv4 and IPv6 support 1

ipv4 bgp-policy accounting 1

IPv6

IS-IS support

single-topology 1

RIB support 1

IPv6 and IPv6 VPN provider edge transport 1

IPv6 and IPv6 VPN provider edge transport over MPLS 1

ipv6 checksum command 1 2

IPv6 support 1

ipv6 unicast routing 1

ipv6 uRPF 1

IS-IS 1

IS-IS (Intermediate System-to-Intermediate System)

adjacencies, tuning 1

attached bit on an instance 1

authentication, configuring 1

Cisco IOS and Cisco IOS XR software differences, configuration

grouped 1

configuration

grouped configuration 1

Level 1 or Level 2 routing 1

multitopology 1

single topology 1

configuration, grouped 1

configuring authentication 1

customizing routes 1

default routes 1

enabling 1

enabling multicast-intact 1

grouped configuration 1

IP fast reroute 1

Level 1 or Level 2 routing, configuration 1

LSP flooding

controlling 1

MPLS LDP IS-IS synchronization 1

multi-instance IS-IS 1

multitopology, configuring 1

nonstop forwarding 1

configuring 1

overload bit

configuring 1

on router 1

policy attach points

default originate 1

inter-area-propagate 1

redistribute 1

priority for prefixes added to RIB 1

set SPF interval 1

single topology,configuring 1

single topology,IPv6 support 1

tagging IS-IS interface routes 1

IS-IS address family submode 1

IS-IS Overload Bit Avoidance 1

IS-IS support

single-topology 1

is-type command 1

K

key rollover 1

keychain command 1

keychains 1

L

label consistency checker 1

label mode per-ce command 1

label-mode attachpoint 1

LDP IS-IS synchronization 1

Level 1 or Level 2 routing 1

Level 1 or Level 2 routing, configuration 1

line card roles and filters in selective vrf download 1

link-state advertisement (LSA) 1

OSPFv2 1

OSPFv3 1 2

load balancing 1

log adjacency changes command 1 2

log-neighbor-changes command 1

log-neighbor-warnings command 1

loop-free alternate 1

LSA

controlling frequency 1

controlling the frequency 1

on an OSPF ABR 1

types 1 2

LSP flooding

controlling 1

on specific interfaces 1

lsp-check-interval command 1

lsp-gen-interval command 1

lsp-mtu command 1

lsp-password command 1

M

max-lsp-lifetime command 1

maximum path command 1

maximum paths command 1

maximum prefix command 1

maximum-prefix command 1

MD5 1

MD5 (OSPFv2) 1

MD5 authentication 1

mesh-group command 1

Message Digest 5 (MD5) authentication 1

message statistics 1

message-digest-key command 1

metric-style wide command 1 2

metric-zero-accept command 1

metrics 1

modification 1

modifying 1

monitor 1

monitoring 1 2

MPLS

IPv6 and IPv6 VPN provider edge transport 1

MPLS LDP IS-IS synchronization 1

MPLS TE 1

MPLS TE (Multiprotocol Label Switching traffic engineering) configuring

OSPFv2 1

MPLS TE (Multiprotocol Label Switching traffic engineering), configuring for OSPFv2 1

MPLS TE, configuring 1

mpls traffic-eng area command 1

mpls traffic-eng command 1

mpls traffic-eng router-id command 1

mpls traffic-engineering multicast-intact command 1

MPLS VPN carrier supporting carrier 1

multi-area adjacency

configuring 1

interface attributes and limitations 1

overview 1

multi-instance IS-IS 1

multicast topology 1

multicast-intact 1

OSPFv2 1

multiprotocol 1

multiprotocol BGP 1

Multiprotocol Label Switching (MPLS)

LDP IS-IS synchronization 1

Multiprotocol Label Switching traffic engineering (MPLS TE), configuring fir IS-IS 1

multitopology 1

(example) 1

configuring 1

multitopology routing 1

multitopology, configuring 1

N

names 1

NBMA networks 1

neighbor address family command 1 2

neighbor command 1 2 3

neighbor command (BFD) 1

neighbor command (OSPFv2

OSPFv3) 1

neighbor export 1

neighbor import 1

neighbor-group command 1

neighbor-orf 1

neighbors

adjacency (OSPFv2) 1

neighbors, adjacency 1

neighbors, configuring nonbroadcast networks 1

neighbors, nonbroadcast networks 1

neighbors, nonbroadcast networks, configuring 1

net command 1

network 1

network command 1

next-hop 1

next-hop-self command 1

nonattached 1

nonstop forwarding 1 2

configuring 1

description 1

not-so-stubby area 1

nsf command 1 2

nsf interface-expires command 1

nsf interface-timer command 1

nsf interval command 1

nssa command 1

O

on an OSPF ABR 1

on router 1

on specific interfaces 1

originating prefixes 1

originating prefixes with AiGP: example 1

OSPFv2 1 2 3 4

multicast-intact 1

OSPFv2 (Open Shortest Path First Version 2) 1

authentication, configuring 1

Cisco IOS XR OSPFv3 and OSPFv2 differences 1

CLI (command-line interface) inheritance 1

configuration

MPLS TE 1

neighbors, nonbroadcast networks 1

sham-links 1

configuration and operation, verifying 1

default route 1

description 1

designate router (DR) 1

Designate Router (DR) 1

enabling 1

enabling multicast-intact 1

functional overview 1

instance and router ID 1

LSA

controlling the frequency 1

on an OSPF ABR 1

types 1

MD5 authentication 1

MPLS TE, configuring 1

neighbors, adjacency 1

neighbors, nonbroadcast networks, configuring 1

nonstop forwarding 1

description 1

policy attach points

area-in 1

area-out 1

default originate 1

redistribute 1 2

route authentication methods

key rollover 1

MD5 1

plain text 1

strategies 1

route redistribution

configuring 1

description 1

sham-link 1

Shortest Path First (SPF) throttling

description 1

Shortest Path First (SPF) throttling,configuring 1

SPF throttling, configuring 1

stub and not-so-stubby area types, configuring 1

supported OSPF network types

NBMA networks 1

point to point networks 1

virtual link

creating 1

transit area 1

OSPFv3 1 2

graceful restart 1

OSPFv3 (Open Shortest Path First Version 3) 1

Cisco IOS XR OSPFv3 and OSPFv2 differences 1

CLI inheritance 1

configuration

SPF throttling 1

configuration and operation, verifying 1

configuring

graceful restart 1

default route 1

description 1

enabling 1

functional overview 1

instance and router ID 1

link-state advertisement (LSA) 1

load balancing 1

LSA

controlling frequency 1

on an OSPF ABR 1

types 1

neighbors, configuring nonbroadcast networks 1

policy attach points

default originate 1

redistribute 1 2

routes, redistribute 1

SPF (Shortest Path First) throttling configuring 1

stub and not-so-stubby area types, configuring 1

virtual link, description 1

OSPFv3 Graceful Restart feature 1

adjacency 1

displaying information 1

OSPFv3 SPF 1

output-delay command 1

overload bit

configuration 1

configuring 1

on router 1

overview 1 2 3

P

parameterization 1

passive-interface command 1

password command 1 2

PCE extensions to OSPFv2 1

per ce label 1

per vrf lable 1

PIM 1

plain text 1

point to point networks 1

point-to-point networks 1

poison-reverse command 1

policy

attributes 1 2

Boolean operator precedence 1

configuration basics 1

default drop disposition 1

definitions 1

statement processing 1

statements, types 1

verification 1

policy attach points

allocate label 1

area-in 1

area-out 1

clear policy 1

dampening 1

debug 1

default originate 1 2 3 4

default-accept-in 1

default-accept-out 1

default-information originate 1

export 1

global-inbound 1 2

if-policy-in 1

if-policy-out 1

import 1

inter-area-propagate 1

interface-inbound 1

interface-outbound 1

neighbor export 1

neighbor import 1

neighbor-orf 1

network 1

next-hop 1

policy-in 1

policy-out 1

redistribute 1 2 3 4 5

retain route target 1

show bgp 1

policy attach points, default-accept-in 1

policy attributes

modification 1

parameterization 1

policy, modifying

attached 1

nonattached 1

policy-in 1

policy-out 1

prefix prioritization

OSPFv2 SPF 1

prefix-set 1

prerequisites 1 2

priority for prefixes added to RIB 1

Q

quarantining 1

R

range command 1

rd command 1

receive version command 1

redistribute 1 2 3 4 5

redistribute (OSPFv2, OSPFv3) 1

redistribute command 1 2 3

redistribute connected command 1

redistribute isis command 1

redistribute maximum-prefix 1

redistributing (OSPFv2, OSPFv3) 1

redistribution 1

remark 1

remote-as command (BFD) 1

remove private ASNs from BGP AS path 1

replace private ASNs from BGP AS path 1

restrictions 1

retain route target 1

retain route-target command 1

retransmit-interval command 1

retransmit-throttle-interval command 1

RFC 2328, OSPF Version 2 1

RFC 2453, RIP Version 2 1

RFC 2740 OSPFv3 1

RFC 3682

Generalized TTL Security Mechanism (GTSM), TTL value 1

RIB

quarantining 1

statistics 1

RIB (Routing Information Base)

administrative distance 1

data structures in BGP and other protocols 1

deploying 1

description 1

examples 1

functional overview 1

IPv4 and IPv6 support 1

monitoring 1

prerequisites 1

RIB quarantining 1

RIB statistics 1

RIB support 1

RIP (Routing Information Protocol )

global-inbound, policy attach points 1

policy attach points

global-inbound 1

RIP (Routing Information Protocol)

administrative distance 1

bandwidth 1

benefits 1

CIDR 1

control or prevent routing updates 1

filter network updates 1

hop count 1

metrics 1

policy attach points

default-information originate 1

global-inbound 1

interface-inbound 1

interface-outbound 1

redistribute 1

redistribution 1

route policy creation 1

route timers 1

routing loops 1

routing policy options 1

split horizon, enabling IP 1

VLSMs (variable-length subnet masks) 1

WAN link 1

RIP v2 supported features 1

route authentication methods

key rollover 1

MD5 1

plain text 1

strategies 1

route consistency checker 1

route dampening 1

route policy creation 1

route redistribution

configuring 1

description 1

route redistribution (OSPFv2, OSPFv3) 1

route reflectors 1

route timers 1

route, key rollover (OSPFv2) 1

route-policy (BGP) command 1

route-policy command 1 2 3 4 5 6 7 8 9

route-policy pass-all command 1

route-reflector-client command 1

router bgp command 1 2

router bgp neighbor group address family configuration mode,address family command 1

router eigrp command 1

router identifier 1

router isis address family submode 1

router isis interface configuration submode 1

router ospf command 1

router ospf command (BFD) 1

router ospfv3 command 1

router ospfv3 command (BFD) 1

router rib command 1

router rip command 1

router static command 1

router static command (BFD) 1

router-id command 1

routes

customizing (IS-IS) 1

default

IS-IS 1

OSPFv2 1

redistribute (OSPFv2, OSPFv3) 1

redistribute IS-IS routes (example) 1

redistribute IS-IS routes example 1

redistributing (OSPFv2, OSPFv3) 1

routes, redistribute 1

routing components

ABRs (area border routers ) 1

Area Border Routers (ABRs) 1

ASBRs (autonomous system boundary routers) 1

autonomous systems 1

backbone area 1

designated router (DR) 1

Designated Router (DR) 1

interior routers 1

not-so-stubby area 1

stub area 1

routing domain confederation 1

routing loops 1

routing policy 1

attaching to BGP neighbor 1

configuration elements, editing 1

defining 1

defining (example) 1

enforcing, BGP 1

implementing

prerequisites 1

implementing in

prerequisites 1

inbound (example) 1

modifying 1

modular inbound (example) 1

statements

action 1

disposition 1

elseif 1

if 1

remark 1

Routing Policy

restrictions, configuring routing policy 1

routing policy options 1 2

routing policy, enforcing 1

RPL (routing policy language)

Boolean operators, types 1

components 1

overview 1

policy

attributes 1 2

Boolean operator precedence 1

configuration basics 1

default drop disposition 1

definitions 1

statement processing 1

statements, types 1

verification 1

policy attributes

modification 1

parameterization 1

structure

as-path-set, inline set form 1

as-path-set, named set form 1

community-set, inline set form 1

community-set, named set form 1

extended community set, inline form 1

extended community set, named form 1

names 1

prefix-set 1

sets 1

S

security ttl command 1

selective vrf download 1

send version command 1

set eigrp-metric command 1

set SPF interval 1

set-attached-bit command 1

set-overload-bit command 1

sets 1

sham-link 1

sham-links 1

Shortest Path First (SPF) throttling

description 1

Shortest Path First (SPF) throttling, configuring 1

show bgp 1

show bgp af-group command 1

show bgp cidr-only command 1

show bgp command 1

show bgp community command 1

show bgp inheritance command 1

show bgp ipv4 unicast summary command 1

show bgp neighbor command 1

show bgp neighbor-group command 1 2

show bgp neighbors command 1

show bgp paths command 1

show bgp process command 1

show bgp process detail command 1

show bgp session-group command 1

show bgp summary command 1 2

show bgp vpnv4 unicast summary command 1

show bgp vrf command 1

show eigrp accounting command 1

show eigrp interfaces command 1

show eigrp neighbors command 1 2

show eigrp topology command 1

show eigrp traffic command 1

show isis command 1

show isis database command 1

show isis database-log command 1

show isis interface command 1

show isis lsp-log command 1

show isis mpls command 1

show isis mpls traffic-eng adjacency-log command 1

show isis mpls traffic-eng advertisements command 1

show isis neighbors command 1

show isis spf-log command 1

show isis topology command 1

show ospf command 1

show ospfv3 command 1

show placement program bgp command 1

show placement program brib command 1

show protocols eigrp command 1

show rpl route-policy command 1

show running-config command 1

shutdown command 1 2

single topology 1

single topology,configuring 1

single topology,IPv6 support 1

single-topology 1

configuring (example) 1

IPv6 support 1

set SPF interval 1

single-topology command 1

site-of-origin command 1

soft-reconfiguration inbound command 1

sp-refresh-interval command 1

specified 1

SPF (Shortest Path First) throttling configuring 1

spf prefix-priority command 1

SPF throttling 1

SPF throttling, configuring 1

OSPFv2 (Open Shortest Path First Version 2) 1

spf-interval command 1

split horizon 1

split horizon, enabling IP 1

split-horizon disable command 1

statement processing 1

statements

action 1

disposition 1

elseif 1

if 1

remark 1

statements, types 1

static routes

administrative distance 1

connected 1

floating 1

specified 1

statistics 1

strategies 1

structure

as-path-set, inline set form 1

as-path-set, named set form 1

community-set, inline set form 1

community-set, named set form 1

extended community set, inline form 1

extended community set, named form 1

names 1

prefix-set 1

sets 1

stub and not-so-stubby area types, configuring 1

stub area 1

stub area types, configuring (OSPFv3) 1

stub command 1 2

stub routing 1

summary-address command 1

summary-prefix command 1

See also router ospfv3 configuration submode 1

supported OSPF network types

NBMA networks 1

point to point networks 1

T

table-policy command 1

tag command 1

tagging IS-IS interface routes 1

timers basic command 1

timers bgp command 1

timers command 1

timers lsa gen-interval command 1

timers lsa group-pacing command 1

timers lsa min-interval command 1

timers lsa refresh command 1

timers nsf route-hold command 1

timers throttle spf command 1 2

transit area 1

transit area (OSPFv2) 1

types 1 2

U

unequal cost recursive load balancing 1

update groups

BGP configuration 1

BGP update generation 1

description 1

monitor 1

update-source command 1

V

verification 1

virtual link

creating 1

transit area 1

transit area (OSPFv2) 1

virtual link, description 1

virtual-link command 1

VLSMs (variable-length subnet masks) 1

VPNv4 address family command 1

VRF address family command 1

VRF command 1

vrf command (BFD) 1

VRF neighbor address family command 1

VRF neighbor command 1

W

WAN link 1

weight command 1