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CCNP ROUTE Portable Command Guide


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  • Sample Content
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  • All the CCNP® ROUTE commands network professionals need to master, in one compact, portable, easy-to-use quick reference
  • Fast, authoritative Cisco IP routing command review that maps directly to the 2009 CCNP ROUTE exam
  • Includes realistic configuration examples, network diagrams, and command outputs: all readers need to understand the "how" and "why" of essential ROUTE commands
  • Convenient, lightweight, and friendly: lets readers study without a huge textbook or a live Internet connection

  • Copyright 2010
  • Edition: 1st
  • Book
  • ISBN-10: 1-58720-249-2
  • ISBN-13: 978-1-58720-249-0

CCNP ROUTE Portable Command Guide

All the ROUTE 642-902 Commands in One Compact, Portable Resource

Scott Empson

Hans Roth

Preparing for the CCNP® exam? Working as a network professional? Here are all the CCNP-level commands for the Implementing Cisco IP Routing (ROUTE) exam you need in one handy resource. The CCNP ROUTE Portable Command Guide is filled with valuable, easy-to-access information and is portable enough for use whether you’re in the server room or the equipment closet.

This book helps you memorize commands and concepts as you work to pass the CCNP ROUTE exam (642-902). The guide summarizes all CCNP certification-level Cisco IOS® Software commands, keywords, command arguments, and associated prompts, providing you with tips and examples of how to apply the commands to real-world scenarios. Configuration examples throughout the book provide you with a better understanding of how these commands are used in simple network designs.

Use CCNP ROUTE Portable Command Guide as a quick, offline resource for research and solutions.

--Logical “how-to” topic groupings inside the front and back covers provide one-stop research

--Compact size makes it easy to carry with you, wherever you go

--Helps you review important commands before taking the CCNP ROUTE certification exam

--“Create Your Own Journal” appendix with blank, lined pages enables you to personalize the book for your own needs

This book is part of the Cisco Press® Certification Self-Study Product Family, which offers readers a self-paced study routine for Cisco certification exams. Titles in the Cisco Press Certification Self-Study Product Family are part of a recommended learning program from Cisco Systems® that includes simulation and hands-on training from authorized Cisco Learning Partners and self-study products from Cisco Press.

Online Sample Chapter

CCNP ROUTE Command Guide: Implementing Path Control

Sample Pages

Download the sample pages (includes Chapter 5)

Table of Contents

Introduction xv

Chapter 1 Network Design Requirements 1

Cisco Hierarchical Model of Network Design 1

Cisco Enterprise Composite Network Model 2

Cisco Service-Oriented Network Architecture 3

Routing Protocol Comparison 4

Where to Implement Routing Protocols 4

The Prepare, Plan, Design, Implement, Operate, and Optimize (PPDIOO) Network Lifecycle 5

Chapter 2 Implementing an EIGRP-based Solution 7

Configuring EIGRP 8

EIGRP Auto-Summarization 10

Passive EIGRP Interfaces 10

“Pseudo” Passive EIGRP Interfaces 11

Injecting a Default Route into EIGRP: Redistribution of a Static Route 11

Injecting a Default Route into EIGRP: IP Default Network 12

Injecting a Default Route into EIGRP: Summarize to 13

Accepting Exterior Routing Information: defaultinformation 14

Load Balancing: Maximum Paths 14

Load Balancing: Variance 15

Bandwidth Use 15

Authentication 16

Stub Networks 17

EIGRP Unicast Neighbors 19

EIGRP over Frame Relay: Dynamic Mappings 19

EIGRP over Frame Relay: Static Mappings 20

EIGRP over Frame Relay: EIGRP over Multipoint Subinterfaces 22

EIGRP over Frame Relay: EIGRP over Point-to-Point Subinterfaces 24

EIGRP over MPLS: Layer 2 VPN 26

EIGRP over MPLS: Layer 3 VPN 27

Verifying EIGRP 29

Troubleshooting EIGRP 30

Configuration Example: EIGRP 30

Chapter 3 Implementing a Scalable Multiarea Network OSPF-based Solution 35

Configuring OSPF 36

Using Wildcard Masks with OSPF Areas 37

Configuring Multiarea OSPF 38

Loopback Interfaces 38

Router ID 38

DR/BDR Elections 39

Passive Interfaces 39

Modifying Cost Metrics 40

OSPF LSDB Overload Protection 40

OSPF auto-cost reference-bandwidth 41

Authentication: Simple 41

Authentication: Using MD5 Encryption 42

Timers 43

Propagating a Default Route 44

OSPF Special Area Types 44

    Stub Areas 44

    Totally Stubby Areas 45

    Not-So-Stubby Areas (NSSA) Stub Area 46

    NSSA Totally Stubby Areas 46

Route Summarization 47

    Inter-Area Route Summarization 47

    External Route Summarization 47

Configuration Example: Virtual Links 48

OSPF and NBMA Networks 49

    Full-Mesh Frame Relay: NBMA on Physical Interfaces 49

    Full-Mesh Frame Relay: Broadcast on Physical Interfaces 50

    Full-Mesh Frame Relay: Point-to-Multipoint Networks 52

    Full-Mesh Frame Relay: Point-to-Point Networks with Subinterfaces 53

OSPF over NBMA Topology Summary 54

Verifying OSPF Configuration 55

Troubleshooting OSPF 55

Configuration Example: Single-Area OSPF 56

Configuration Example: Multiarea OSPF 59

Configuration Example: OSPF and NBMA Networks 65

Configuration Example: OSPF and Broadcast Networks 70

Configuration Example: OSPF and Point-to-Multipoint Networks 74

Configuration Example: OSPF and Point-to-Point Networks Using Subinterfaces 79

Chapter 4 Implementing an IPv4-based Redistribution Solution 85

Route Filtering Using the distribute-list Command 86

Verifying Route Filters 86

Configuration Example: Outbound Route Filters 87

Configuration Example: Inbound Route Filters 89

Using a Distribute List that References a Prefix List 91

Using a Distribute List that References a Route Map 92

Route Filtering Using Prefix Lists 93

Policy Routing Using Route Maps 96

Configuration Example: Route Maps 97

Passive Interfaces 100

Route Redistribution 101

    Assigning Metrics 102

    Redistributing Subnets 102

    Assigning E1 or E2 Routes in OSPF 103

    Defining Seed Metrics 104

    Redistributing Static Routes 105

    Redistributing OSPF Internal and External Routes 105

    Using Route Maps with Route Redistribution and Route Tags to Prevent Routing Loops 105

    Verifying Route Redistribution 109

Administrative Distances 109

Static Routes: permanent Keyword 110

Floating Static Routes 111

Static Routes and Recursive Lookups 111

Chapter 5 Implementing Path Control 113

Offset Lists 113

Cisco IOS IP Service Level Agreements 114

    Step 1: Define One (or More) Probes 115

    Step 2: Define One (or More) Tracking Objects 116

    Step 3: Define the Action on the Tracking Object(s) 116

    Step 4: Verify IP SLA Operations 116

Policy Routing Using Route Maps 117

Configuration Example: Route Maps 120

Chapter 6 Enterprise to ISP Connectivity 125

Configuring BGP 126

BGP and Loopback Addresses 127

eBGP Multihop 128

Verifying BGP Connections 129

Troubleshooting BGP Connections 129

Autonomous System Synchronization 131

Default Routes 132

Load Balancing 132

Authentication 133

Attributes 133

    Route Selection Decision Process 133

    Origin 134

    Next-Hop 135

    Autonomous System Path: Remove Private Autonomous System 136

    Autonomous System Path: Prepend 137

    Weight: The Weight Attribute 139

    Weight: Access Lists 141

    Weight: Route Maps 142

    Local Preference: bgp default local-preference Command 143

    Local Preference: Route Maps 145

    Multi-Exit Discriminator (MED) 146

    Atomic Aggregate 149

Regular Expressions 150

    Regular Expressions: Example One 151

    Regular Expressions: Example Two 152

BGP Route Filtering Using Access Lists 152

BGP Route Filtering Using Prefix Lists 154

Configuration Example: BGP 156

Chapter 7 Implementing IPv6 163

Assigning IPv6 Addresses to Interfaces 164

IPv6 on NBMA Networks 165

Cisco Express Forwarding (CEF) and Distributed CEF (dCEF) Switching for IPv6 166

IPv6 and RIPng 167

Configuration Example: IPv6 RIP 168

IPv6 and OSPFv3 170

    Enabling OSPF for IPv6 on an Interface 171

    OSPFv3 and Stub/NSSA Areas 171

    Enabling an OSPF for IPv6 Area Range 172

    Enabling an IPv4 Router ID for OSPFv3 172

    Forcing an SPF Calculation 173

Configuration Example: OSPFv3 173

IPv6 and EIGRP 177

    Enabling EIGRP for IPv6 on an Interface 177

    Configuring the Percentage of Link Bandwidth Used by EIGRP 178

    Configuring Summary Addresses 178

    Configuring EIGRP Route Authentication 178

    Configuring EIGRP Timers 179

    Configuring EIGRP Stub Routing 179

    Logging EIGRP Neighbor Adjacency Changes 180

    Adjusting the EIGRP for IPv6 Metric Weights 180

Route Redistribution 180

IPv6 Transition Techniques 181

    Configuring Manual IPv6 Tunnels 181

    Configuring Generic Routing Encapsulation IPv6 Tunnels 184

    Configuring Automatic 6to4 Tunnels 185

    Configuring IPv4-Compatible IPv6 Tunnels 186

    Configuring ISATAP Tunnels 186

    Verifying IPv6 Tunnel Configuration and Operation 187

Implementing NAT-PT for IPv6 187

    Configuring Basic IPv6 to IPv4 Connectivity for NAT-PT for IPv6 188

    Configuring IPv4-Mapped NAT-PT Connectivity 189

    Configuring Mappings for IPv6 Hosts Accessing IPv4 Hosts 189

    Configuring IPv6 Access Control Lists 190

    Configuring Mappings for IPv4 Hosts Accessing IPv6 Hosts 191

    Configuring Port Address Translation for IPv6 to IPv4 Address Mappings 192

    Verifying NAT-PT Configuration and Operation 192

Static Routes in IPv6 193

Floating Static Routes in IPv6 194

Verifying and Troubleshooting IPv6 194

IPv6 Ping 197

Chapter 8 Routing for Branch Offices and Mobile Workers 199

Verifying Existing Services 199

    Network Address Translation 200

    Dynamic Host Control Protocol 200

    Access Control Lists and Firewalls 200

    Policy-Based Routing and Web Cache Communication Protocol 201

    Hot Standby Router Protocol 201

Configuration Example: DSL Using PPPoE 201

    Step 1: Configure PPPoE (External Modem) 203

       Virtual Private Dial-Up Network (VPDN) Programming 203

    Step 2: Configure the Dialer Interface 204

       For Password Authentication Protocol (PAP) 204

       For Challenge Handshake Authentication Protocol (CHAP) 205

    Step 3: Define Interesting Traffic and Specify Default Routing 205

    Step 4a: Configure NAT Using an ACL 205

    Step 4b: Configure NAT Using a Route Map 206

    Step 5: Configure DHCP Service 207

    Step 6: Apply NAT Programming 208

    Step 7: Verify a PPPoE Connection 208

Configuring PPPoA 209

    Step 1: Configure PPPoA on the WAN Interface (Using Subinterfaces) 209

    Step 2: Configure the Dialer Interface 210

       For Password Authentication Protocol (PAP) 210

       For Challenge Handshake Authentication Protocol (CHAP) 210

    Step 3: Verify a PPPoA Connection 211

Configuring a Teleworker to a Branch Office VPN Using CLI 211

    Step 1: Configure the ISAKMP Policy (IKE Phase 1) 213

    Step 2: Configure Policies for the Client Group(s) 213

    Step 3: Configure the IPsec Transform Sets (IKE Phase 2, Tunnel Termination) 214

    Step 4: Configure Router AAA and Add VPN Client Users 214

    Step 5: Create VPN Client Policy for Security Association Negotiation 215

    Step 6: Configure the Crypto Map (IKE Phase 2) 215

    Step 7: Apply the Crypto Map to the Interface 216

    Step 8: Verify the VPN Service 216

Configuring IPsec Site-to-Site VPNs Using CLI 217

    Step 1: Configure the ISAKMP Policy (IKE Phase 1) 217

    Step 2: Configure the IPsec Transform Sets (IKE Phase 2, Tunnel Termination) 218

    Step 3: Configure the Crypto ACL (Interesting Traffic, Secure Data Transfer) 218

    Step 4: Configure the Crypto Map (IKE Phase 2) 218

    Step 5: Apply the Crypto Map to the Interface (IKE Phase 2) 219

    Step 6: Configure the Firewall Interface ACL 219

    Step 7: Verify the VPN Service 220

Configuring GRE Tunnels over IPsec 221

    Step 1: Create the GRE Tunnel 221

    Step 2: Specify the IPsec VPN Authentication Method 222

    Step 3: Specify the IPsec VPN IKE Proposals 222

    Step 4: Specify the IPsec VPN Transform Sets 223

    Step 5a: Specify Static Routing for the GRE over IPsec Tunnel 224

    Step 5b: Specify Routing with OSPF for the GRE over IPsec Tunnel 224

    Step 6: Enable the Crypto Programming at the Interfaces 225

Appendix Create Your Own Journal Here 226

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