- New and Changed Information
- Preface
- Overview
- Part 1: IP
- Configuring IPv4
- Part 2: Routing
- Configuring OSPFv2
- Configuring EIGRP
- Configuring Basic BGP
- Configuring Advanced BGP
- Configuring Bidirectional Forwarding Detection for BGP
- Configuring ECMP for Host Routes
- Configuring RIP
- Configuring Static Routing
- Configuring Layer 3 Virtualization
- Managing the Unicast RIB and FIB
- Configuring Route Policy Manager
- Part 3: First-Hop Redundancy Protocol
- Configuring HSRP
- Configuring VRRP
- Configuring Object Tracking
- IETF RFCs
- Glossary
- Index
A -
B -
C -
D -
E -
F -
G -
H -
I -
L -
M -
N -
O -
P -
R -
S -
U -
V -
Index
A
ABR 3-4
address formats
IPv4 2-2
address resolution protocol. See ARP
administrative distance
description 1-7
static routing 10-2
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
ASBR 3-5
AS confederations
configuring 6-25
description 6-4
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 3-3
BFD
BGP 6-8
configuring for BGP 7-13
configuring on an interface 7-8, 7-9
configuring session parameters 7-6
disable the feature 7-6
echo function 7-2
enable the feature 7-6
licensing 7-3
monitoring 7-14
optimizing subinterfaces 7-11
session parameters 7-2
verifying 7-14
virtualization support 7-3
BGP 5-7
administrative distances (table) 5-2
BFD 6-8
clearing neighbors 5-18
conditional advertisement 6-7
conditional advertisement example 6-31
configuration modes 5-8
configuring conditional advertisement 6-29
configuring dynamic capability 6-28
configuring maximum prefixes 6-28
configuring prefix peering 6-19
configuring route dampening 6-27
description5-1to5-7, 6-1to 6-9
disable the feature 5-11
displaying statistics 5-23, 6-40
eBGP 6-3
enable the feature 5-11
example configuration 5-23
feature history (table) 5-24, 13-18
generic specific extended community lists 13-4
iBGP 6-3
licensing requirements 5-7, 6-9
modifying AS-paths 6-35
modifying next-hop address 6-21
MP-BGP 6-9
next-hop address tracking 6-7
path selection 5-4
router ID 5-4
speakers 5-1
tuning 6-34
unicast RIB 5-7
verifying configuration 5-21, 6-39
virtualization support 5-7, 6-9
BGP aggregate addresses
configuring 6-29
BGP AS-path lists
configuring 13-8
description 13-4
BGP authentication
configuring 6-20
description 6-2
BGP autonomous systems
description 5-2
BGP capabilities negotiation
description 6-5
disabling 6-22
BGP community lists
description 13-4
BGP extended community lists
description 13-4
BGP instance
creating 5-12
deleting 5-13
restarting 5-13
BGP load balancing
configuring 6-28
BGP loadsharing
description 6-6
BGP multipath. See BGP loadsharing
BGP peers
authentication (note) 6-2
description 5-3
BGP route aggregation
description 6-7
BGP route dampening 6-6
BGP route redistribution
configuring 6-31
description 6-8
BGP sessions
reset options 6-3
resetting 6-20
route policies 6-3
BGP templates
configuring peer-policy templates 6-14
configuring peer templates 6-16
configuring session templates 6-12
description 6-2
peer-policy templates 6-2
peer-session templates 6-2
peer template 6-2
Border Gateway Protocol. See BGP
C
communication cost 1-4
community lists
description 13-4
comparing
link-state and distance vector routing algorithms 1-9
D
default gateway
description 1-8
default settings
ECMP for host routes 8-2
EIGRP 4-8
HSRP 14-6
IP 2-7
object tracking 16-3
OSPF 3-12
RIP 9-4
Route Policy Manager 13-5
static routing 10-3
VRF 11-6
VRRP 15-6
delay 1-4
distance vector routing algorithms 1-9
distribution
RIP 9-3
DR 3-3
E
eBGP
configuring 6-22
configuring AS confederations 6-25
configuring multihop 6-23
description 6-3
disabling fast external failover 6-23
disabling single-hop checking 6-22
limiting the AS-path attribute 6-24
eBGP AS confederations. See AS confederations
ECMP. See equal cost multipath
ECMP for host routes
default settings 8-2
example configuration 8-4
feature history (table) 8-5
information about 8-1
licensing requirements 8-1
verifying configuration 8-4
EIGRP
authentication 4-5
configuring a summary address 4-17
configuring authentication 4-14
configuring hello interval 4-22
configuring load balancing 4-21
configuring route redistribution 4-17
configuring stub routing 4-16
creating an instance 4-10
default settings 4-8
deleting an instance 4-12
description4-1to ??
disabling an instance 4-13
disabling split horizon 4-23
disabling the feature 4-10
displaying statistics 4-27
DUAL algorithm 4-3
ECMP 4-6
enabling the feature 4-9
example configuration 4-28
external route metrics 4-4
feature history (table) 4-29
guidelines 4-7
hold time 4-2
internal route metrics 4-3
licensing requirements 4-7
limitations 4-7
limit redistributed routes 4-19
load balancing 4-6
neighbor discovery 4-2
prerequisites 4-7
restarting an instance 4-12
route redistribution 4-6
route summarization 4-6
route updates 4-3
shutting down on an interface 4-13
split horizon 4-6
stub routers 4-5
tuning 4-23
unicast RIB 4-4
verifying configuration 4-27
virtualization support 4-7
eigrp
passive interface 4-13
equal cost multipath 1-6
extended community lists
description 13-4
F
FIB
clearing routes 12-8
displaying 12-3
feature history (table) 12-10
licensing requirements 12-3
verifying 12-10
virtualization support 12-2
VRFs 1-11
Fibre Channel interfaces
default settings 7-4
forwarding
adjacency manager 1-11
FIB 1-11
unicast forwarding distribution module 1-11
forwarding information base. See FIB
G
glean throttling 2-5
enabling 2-14
generating a syslog 2-17
maximum number 2-15
timeout 2-16
gratuitous ARP
configuring 2-12
description 2-5
H
Hot Standby Router Protocol. See HSRP
HSRP
addressing 14-3
configuring a group 14-8
configuring priority 14-14
customizing 14-14
default settings 14-6
disabling the feature 14-7
enabling the feature 14-7
example configuration 14-16
feature history (table) 14-17
guidelines 14-6
licensing requirements 14-6
limitations 14-6
load sharing 14-4
messages 14-4
prerequisites 14-6
standby router 14-2
verifying configuration 14-16
virtualization support 14-5
HSRP authentication
configuring 14-10
description 14-4
HSRP object tracking
configuring 14-12
description 14-5
HSRP versions
configuring 14-8
description 14-4
HSRP virtual MAC address
configuring 14-10
description 14-2
I
iBGP
configuring route reflector 6-25
description 6-3
iBGP route reflector. See route reflector
ICMP
description 2-6
with local proxy ARP (note) 2-6
information about
ECMP for host routes 8-1
interfaces
default settings 7-4
Internet Control Message Protocol. See ICMP
IP
addresses 2-2
configuring addresses 2-7
configuring secondary addresses 2-9
default settings 2-7
description2-1to2-6, ??to 12-2
example configuration 2-18
feature history (table) 2-19
guidelines 2-6
licensing requirements 2-6
limitations 2-6
prerequisites 2-6
secondary addresses (note) 2-2
subnet masks 2-1
verifying configuration 2-18
virtualization support 2-6
L
Layer 3 consistency checker
description 12-2
triggering 12-7
licensing requirements 5-7
BGP 6-9
ECMP for host routes 8-1
EIGRP 4-7
FIB 12-3
HSRP 14-6
IP 2-6
object tracking 16-3
OSPF 3-11
RIP 9-4
Route Policy Manager 13-5
static routing 10-3
uRIB 12-3
VRF 11-5
VRRP 15-6
link-state advertisements 3-1
link-state routing algorithms 1-9
load 1-4
load balancing 1-6
Local Proxy ARP
configuring 2-11
description 2-5
M
MAC lists
description 13-2
management interfaces
default settings 7-4
mgmt0 interfaces
default settings 7-4
MIBs
MP-BGP 6-9
configuring 6-33
Multiprotocol BGP
N
new and changed features (table) ii-xix
next hop 1-2
NSSA 3-9
configuring 3-26
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
OSPF
area border router 3-4
AS border router 3-5
authentication 3-7
backup designated router 3-3
configuring area authentication 3-19
configuring a totally stubby area 3-25
configuring authentication 3-18
configuring authentication on an interface 3-20
configuring DR priority 3-18
configuring ECMP 3-16
configuring filter lists 3-23
configuring load balancing 3-16
configuring MD5 authentication 3-20
configuring networks 3-16
configuring NSSA 3-26
configuring on an interface 3-16
configuring optional parameters on an interface 3-18
configuring redistribution 3-30
configuring route summarization 3-34
configuring simple password authentication 3-20
configuring stub areas 3-24
configuring stub route advertisements 3-35
configuring the hello interval 3-18
configuring virtual links 3-28
creating an instance 3-14
dead interval 3-2
default settings 3-12
delete an instance 3-15
description3-1to ??
designated router 3-3
disable the feature 3-14
displaying statistics 3-42
enable the feature 3-13
example configuration 3-42
feature history (table) 3-43
guidelines 3-12
hello interval 3-2
hello packet 3-2
licensing requirements 3-11
limitations 3-12
link cost 3-6
link-state database 3-7
LSA 3-1
LSA flooding 3-6
LSA pacing 3-6
LSA types (table) 3-6
modifying default timers 3-36
multiple instances 3-11
neighbors 3-2
not-so-stubby area 3-9
NSSA 3-9
opaque LSAs 3-7
prerequisites 3-12
redistributed routes 3-32
restarting an instance 3-39
route redistribution
description 3-10
route summarization
description 3-10
shutting down an instance 3-18
SPF optimization 3-11
stub area 3-8
stub area (figure) 3-9
stub router advertisements
description 3-11
unicast RIB 3-7
verifying configuration 3-41
virtualization support 3-11
virtual link 3-9
virtual link (figure) 3-10
P
path length 1-4
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 6-8
configuring for OSPF 3-30
configuring in BGP 6-31
configuring in RIP 9-12
configuring on EIGRP 4-17
EIGRP 4-6
maximum limit for EIGRP 4-19
maximum limit for OSPF 3-32
with route maps 13-5
reliability 1-4
Reverse ARP
description 2-4
limitations 2-4
RFC 2-4
RIB
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 13-14
description 13-2
example configuration 13-17
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 13-17
guidelines 13-5
licensing requirements 13-5
limitations 13-5
route policy manager
description13-1to ??
verifying configuration 13-17
route reflector
configuring 6-25
description 6-5
router ID
description 1-5
routes, estimating memory requirements 12-9
route summarization
configuring 3-34
configuring on EIGRP 4-17
EIGRP 4-6
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
distance vector 1-9
link-state 1-9
next hop 1-2
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 12-9
description 12-1
displaying 12-6
displaying (example) 12-7
feature history (table) 12-10
Layer 3 consistency checker 12-2
licensing requirements 12-3
verifying 12-10
virtualization support 12-2
V
virtualization
description 1-10
Virtual Router Redundancy Protocol. See VRRP
VRF
assigning an interface to a VRF 11-8
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 11-13
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 11-12
VRRP
benefits 15-3
configuring time intervals for advertisement packets 15-12
default settings 15-6
disabling the feature 15-7
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 15-5
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
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