Cisco ASR 9000 Series Configuration Guide

CONTENTS
Preface Preface xxvii
Obtaining Documentation and Submitting a Service Request xxvii
CHAPTER 1 New and Changed Routing Features 1
New and Changed Routing Features 1
CHAPTER 2 Implementing BGP 7
Prerequisites for Implementing BGP 9
Information About Implementing BGP 9
BGP Functional Overview 10
BGP Router Identifier 10
BGP Default Limits 11
BGP Next Hop Tracking 12
Scoped IPv4/VPNv4 Table Walk 13
Reordered Address Family Processing 13
New Thread for Next-Hop Processing 13
show, clear, and debug Commands 13
Autonomous System Number Formats in BGP 14
2-byte Autonomous System Number Format 14
4-byte Autonomous System Number Format 14
as-format Command 14
BGP Configuration 14
Configuration Modes 15
Router Configuration Mode 15
Router Address Family Configuration Mode 15
Neighbor Configuration Mode 15
Neighbor Address Family Configuration Mode 15
Cisco ASR 9000 Series Aggregation Services Router Routing Configuration Guide, Release 5.1.x
OL-30423-03 iii

Cisco ASR 9000 Series Specifications

General

Series	ASR 9000
Category	Network Router
Modular Design	Yes
Redundancy	Yes (Hardware and Software)
Operating System	Cisco IOS XR
Interfaces/Ports	10G, 40G, 100G, 400G Ethernet
Expansion Slots	Varies by model
Routing Protocol	BGP, OSPF, IS-IS, EIGRP
Management	CLI, SNMP, NETCONF
Power Supply	Redundant
Port Density	Varies by model
Power Supply Options	AC, DC
Memory	Varies by model
Storage	Varies by model
Dimensions	Varies by model
Weight	Varies by model