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Cisco ASR 9000 Series Configuration Guide

Cisco ASR 9000 Series
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Before You Begin
See the Implementing Routing Policy on Cisco ASR 9000 Series Router module of Cisco ASR 9000 Series
Aggregation Services Router Routing Configuration Guide (this publication) for a list of the supported
attributes and operations that are valid for inbound and outbound neighbor policy filtering.
SUMMARY STEPS
1.
configure
2.
route-policy name
3.
end-policy
4.
router bgp as-number
5.
neighbor ip-address
6.
address-family { ipv4 | ipv6 } unicast
7.
route-policy route-policy-name { in | out }
8.
commit
DETAILED STEPS
PurposeCommand or Action
configure
Step 1
(Optional) Creates a route policy and enters route policy
configuration mode, where you can define the route
policy.
route-policy name
Example:
RP/0/RSP0/CPU0:router(config)# route-policy
Step 2
drop-as-1234
RP/0/RSP0/CPU0:router(config-rpl)# if as-path
passes-through '1234' then
RP/0/RSP0/CPU0:router(config-rpl)# apply
check-communities
RP/0/RSP0/CPU0:router(config-rpl)# else
RP/0/RSP0/CPU0:router(config-rpl)# pass
RP/0/RSP0/CPU0:router(config-rpl)# endif
(Optional) Ends the definition of a route policy and exits
route policy configuration mode.
end-policy
Example:
RP/0/RSP0/CPU0:router(config-rpl)# end-policy
Step 3
Specifies the autonomous system number and enters the
BGP configuration mode, allowing you to configure the
BGP routing process.
router bgp as-number
Example:
RP/0/RSP0/CPU0:router(config)# router bgp 120
Step 4
Cisco ASR 9000 Series Aggregation Services Router Routing Configuration Guide, Release 5.1.x
OL-30423-03 101
Implementing BGP
Configuring BGP Route Filtering by Route Policy

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Cisco ASR 9000 Series Specifications

General IconGeneral
SeriesASR 9000
CategoryNetwork Router
Modular DesignYes
RedundancyYes (Hardware and Software)
Operating SystemCisco IOS XR
Interfaces/Ports10G, 40G, 100G, 400G Ethernet
Expansion SlotsVaries by model
Routing ProtocolBGP, OSPF, IS-IS, EIGRP
ManagementCLI, SNMP, NETCONF
Power SupplyRedundant
Port DensityVaries by model
Power Supply OptionsAC, DC
MemoryVaries by model
StorageVaries by model
DimensionsVaries by model
WeightVaries by model

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