CCNP Building Scalable Internetworks (BSCI 642-901) Lab Portfolio (Cisco Networking Academy)

Chapter 1 Scalable Network Design 1

Lab 1-1: BSCI Lab Configuration Guide (1.5.1) 1

Lab 1-2: TCL Script Reference and Demonstration (1.5.1) 3

Quick TCL Reference 3

Step 1: Initial Configuration 4

Step 2: Verify Connectivity 5

Step 3: Resolve Connectivity Issues 10

Conclusion 14



Chapter 2 EIGRP 15

Lab 2-1: EIGRP Configuration, Bandwidth, and Adjacencies (2.7.1) 15

Scenario 15

Step 1: Addressing 16

Step 2: Configuring EIGRP Across VLAN1 17

Step 3: Verifying the EIGRP Configuration 19

Step 4: Configuring EIGRP on the Serial Interfaces 20

Step 5: Configuring Network Statement Wildcard Masks 22

Challenge: Topology Change 23

Lab 2-2: EIGRP Load Balancing (2.7.2) 26

Scenario 26

Step 1: Addressing and Serial Configuration 26

Step 2: EIGRP Configuration 29

Step 3: EIGRP Topology Table 32

Step 4: Equal-Cost Load Balancing 34

Step 5: Alternate EIGRP Paths Not in the Topology Table 35

Step 6: Unequal-Cost Load Balancing 38

Initial Configurations 45

TCL Script Output 47

Lab 2-3: Summarization and Default Network Advertisement (2.7.3) 53

Scenario 53

Step 1: Initial Configuration 54

Step 2: Summarization Analysis 57

Step 3: EIGRP Auto-Summarization 61

Step 4: EIGRP Manual Summarization 70

Step 5: Default Network Advertisement 72

Conclusion 77

TCL Script Output 79

Analyzing Major Networks 86

Lab 2-4: EIGRP Frame Relay Hub and Spoke: Router Used as Frame Switch (2.7.4) 89

Scenario 90

Step 1: Addressing 90

Step 2: Configuring the Frame Relay Switch 91

Step 3: Configuring the Frame Relay Endpoints 92

Step 4: Setting Interface-Level Bandwidth 94

Step 5: Configuring EIGRP 95

Step 6: Using Nonbroadcast EIGRP Mode 99

Step 7: Implementing EIGRP Manual Summarization 100

TCL Script Output 102

Lab 2-5: EIGRP Frame Relay Hub and Spoke: Adtran Used as Frame Switch (2.7.4) 110

Scenario 111

Step 1: Addressing 111

Step 2: Frame Relay Network 112

Step 3: Configuring the Frame Relay Endpoints 113

Step 4: Setting Interface-Level Bandwidth 114

Step 5: Configuring EIGRP 115

Step 6: Using Nonbroadcast EIGRP Mode 119

Step 7: Implementing EIGRP Manual Summarization 120

TCL Script Output 122

Lab 2-6: EIGRP Authentication and Timers (2.7.5) 131

Scenario 131

Step 1: Addressing 131

Step 2: Configuring Basic EIGRP 133

Step 3: Configuring Authentication Keys 134

Step 4: Configuring EIGRP Link Authentication 135

Step 5: Manipulating EIGRP Timers 139

TCL Script Output 142

Lab 2-7: EIGRP Challenge Lab (2.7.6) 147

Lab 2-8: EIGRP Troubleshooting Lab (2.7.7) 148

Initial Configurations 148



Chapter 3 OSPF 151

Lab 3-1: Single-Area OSPF Link Costs and Interface Priorities (3.11.1) 151

Scenario 151

Step 1: Addressing 152

Step 2: Adding Physical Interfaces to OSPF 153

Step 3: OSPF show Commands 154

Step 4: Adding Loopback Interfaces to OSPF 157

Step 5: Modifying Link Costs in OSPF 159

Step 6: Modifying Interface Priorities 161

Challenge: Topology Change 162

TCL Script Verification 163

Lab 3-2: Multiple-Area OSPF with Stub Areas and Authentication (3.11.2) 167

Scenario 167

Step 1: Addressing 167

Step 2: Adding Interfaces into OSPF 168

Step 3: Stub Areas 171

Step 4: Totally Stubby Areas 173

Step 5: Not So Stubby Areas 176

Step 6: OSPF Interface Authentication 181

TCL Script Output 182

Lab 3-3: OSPF Virtual Links and Area Summarization (3.11.3) 187

Scenario 187

Step 1: Addressing 188

Step 2: Adding Interfaces into OSPF 189

Step 3: Creating a Virtual Link 190

Step 4: Summarizing an Area 193

Step 5: Generating a Default Route into OSPF 195

Challenge: Configure OSPF Authentication 197

TCL Connectivity Verification 197

Lab 3-4: OSPF over Frame Relay Using a Router as the Frame Relay Switch (3.11.4a) 202

Scenario 203

Step 1: Addressing 203

Step 2: Setting Up NBMA OSPF 204

Step 3: Changing the Network Type to Point-to-Multipoint 205

Step 4: Changing OSPF Timers 207

Challenge: Minimal Hello Intervals 208

TCL Connectivity Verification 209

Lab 3-5: OSPF Over Frame Relay Using an Adtran as the Frame Relay Switch (3.11.4b) 213

Scenario 213

Step 1: Addressing 214

Step 2: Setting Up NBMA OSPF 215

Step 3: Changing the Network Type to Point-to-Multipoint 216

Step 4: Changing OSPF Timers 218

Challenge: Minimal Hello Intervals 219

TCL Connectivity Verification 220

Lab 3-6: OSPF Challenge Lab (3.11.5) 224

Lab 3-7: OSPF Troubleshooting Lab (3.11.6) 225

Initial Configurations 226



Chapter 4 IS-IS 229

Lab 4-1: Configuring Basic Integrated IS-IS (4.7.1) 229

Scenario 229

Step 1: Addressing and Basic Connectivity 230

Step 2: Configuring Basic IS-IS 230

Step 3: Verifying IS-IS Adjacencies and Operation 231

Step 4: Converting to the IS-IS Backbone 237

Step 5: Manipulating the IS-IS Interface Timers 239

Step 6: Implementing IS-IS L2 Core Authentication 240

Step 7: Implementing IS-IS Domain Authentication 241

TCL Script Output 243

Lab 4-2 Multi-Area Integrated IS-IS (4.7.2) 246

Scenario 246

Step 1: Addressing and Initial Configuration 246

Step 2: Verify IS-IS Initial Operation 247

Step 3: Configure IS-IS Area 2 248

Step 4: Verify IS-IS Multi-Area Operation 248

Step 5: Configure IS-IS Domain Authentication 250

Step 6: Reconfigure IS-IS Area 1 251

Step 7: Reconfigure R3 IS-IS Operation 254

Step 8: Verify IS-IS Intra-Area Operation 255

Reflection 257

TCL Script Output 257

Lab 4-3: Configuring IS-IS over Frame Relay: Router Used as Frame Switch (4.7.3a) 260

Scenario 261

Step 1: Addressing and Basic Configuration 261

Step 2: Frame Relay Configuration 261

Step 3: Configure and Verify IS-IS over Frame Relay 263

Step 4: Verify IS-IS Connectivity 265

Step 5: Demonstrate IS-IS Interface-Type Mismatch 265

Router as Frame Relay Switch Configuration 267

TCL Script Output 268

Lab 4-4: Configuring IS-IS over Frame Relay: Adtran Used as Frame Switch

(4.7.3b) 271

Scenario 271

Step 1: Addressing and Basic Configuration 271

Step 2: Frame Relay Configuration 272

Step 3: Configure and Verify IS-IS over Frame Relay 274

Step 4: Verify IS-IS Connectivity 276

Step 5: Demonstrate IS-IS Interface-Type Mismatch 276

TCL Script Output 278

Chapter 5 Route Optimization 281

Lab 5-1: Redistribution Between RIP and OSPF (5.6.1) 281

Scenario 282

Step 1: Assign Addresses 282

Step 2: Configure RIPv2 284

Step 3: Configure Passive Interfaces in RIP 286

Step 4: Summarize a Supernet with RIP 288

Step 5: Suppress Routes Using Prefix Lists 290

Step 6: Configure OSPF 292

Step 7: Configure Passive Interfaces in OSPF 293

Step 8: Allow One-Way Redistribution 295

Step 9: Redistribute Between Two Routing Protocols 297

Step 10: Set a Default Seed Metric 297

Step 11: Change the OSPF External Network Type 298

Challenge: Use Extended Access Lists for Filtering 299

TCL Script Output: Steps 8 and 9 300

Lab 5-2 Redistribution Between EIGRP and OSPF (5.6.2) 307

Scenario 307

Step 1: Additional Addressing 308

Step 2: Configuring EIGRP 308

Step 3: Create Passive Interfaces in EIGRP 309

Step 4: Manually Summarize with EIGRP 311

Step 5: Additional OSPF Configuration 312

Step 6: Summarize OSPF Areas at the ABR 314

Step 7: Mutually Redistribute Between OSPF and EIGRP 315

Step 8: Filter Redistribution with Route Maps 319

Step 9: Summarize External Routes into OSPF at the ASBR 320

Step 10: Modifying EIGRP Distances 321

Step 11: Modifying OSPF Distances 322

Challenge: Change Administrative Distance on R2 324

TCL Script Output 325

Exploring Black Hole Operation 333

Lab 5-3: Redistribution Between EIGRP and IS-IS (5.6.3) 337

Scenario 337

Step 1: Assign Addresses 338

Step 2: Configure EIGRP 339

Step 3: Configure IS-IS 340

Step 4: Mutually Redistribute Between IS-IS and EIGRP 342

Step 5: Filter Network Addresses with Route Maps 344

Step 6: Filter Prefixes with Route Maps 347

Step 7: Summarize Addresses in IS-IS 349

TCL Script Output 350

Lab 5-4: Manipulating Administrative Distances (5.6.4) 357

Scenario 357

Pre-Lab: Review of Administrative Distances 358

Step 1: Configure Addressing 358

Step 2: Configure RIP 359

Step 3: Configure OSPF 362

Step 4: Modify a Routing Protocol's Distance 366

Step 5: Modify Distance Based on Route Source 368

Step 6: Modify Distance Based on an Access List 370

Challenge 373

Lab 5-5: Configuring the Cisco IOS DHCP Server (5.6.5) 374

Scenario 374

Step 1: Assign IP Addresses 374

Step 2: Configure EIGRP 375

Step 3: Configure a DHCP Pool 376

Step 4: Verify DHCP Lease on Client 379

Step 5: Verify DHCP Configuration on Server 380

Step 6: DHCPRELEASE and DHCPRENEW 381

Step 7: Configure the IP Helper Address 385

Challenge: Apply Per-Protocol Forwarding 386

Chapter 6 BGP 387

Lab 6-1: Configuring BGP with Default Routing (6.7.1) 387

Scenario 387

Step 1: Assign IP Addresses 387

Step 2: Configure the ISPs 388

Step 3: Configure SanJose BGP 388

Step 4: Verify BGP on the SanJose Router 389

Step 5: Filter Routes 390

Step 6: Configure the Primary and Backup Routes Using Floating Static

Routes 390

Step 7: Configure Primary and Backup Routes Using Static Routes 392

TCL Verification 395

Lab 6-2: Using the AS_PATH Attribute (6.7.2) 399

Scenario 399

Step 1: IP Addressing 399

Step 2: Configure BGP 400

Step 3: Remove the Private AS 400

Step 4: Use the AS_PATH Attribute to Filter Routes 401

TCL Output 402

Lab 6-3: Configuring IBGP and EBGP Sessions, Local Preference, and

MED (6.7.3) 406

Scenario 406

Step 1: IP Addressing 406

Step 2: Configure EIGRP 407

Step 3: Configure IBGP 407

Step 4: Verify BGP Neighbors 407

Step 5: Configure EBGP 407

Step 6: Verify BGP Neighbors 408

Step 7: View BGP Summary Output 408

Step 8: Verify Which Path Traffic Takes 408

Step 9: BGP Next-Hop_Self 412

Step 10: Set BGP Local Preference 414

Step 11: Set BGP MED 415

Step 12: Establish a Default Network 419

TCL Verification 420

Lab 6-4: BGP Route Reflectors and Route Filters (6.7.4) 425

Scenario 425

Step 1: Configure RIPv2 425

Step 2: IBGP Peers and Route Reflectors 426

Step 3: Inject an External Route into BGP 427

Step 4: Inject a Summary Address into BGP 428

TCL Verification 429



Chapter 7 IP Multicasting 433

Lab 7-1: Implementing IGMP and IGMP Snooping (7.5.1) 433

Scenario 433

Overview 433

Step 1: Configure Hosts on a LAN 434

Step 2: Subscribe Interfaces to Multicast Groups with IGMP 434

Step 3: Verify IGMP Snooping on the Switch 439

Step 4: Configure a Multicast-Enabled Router on the VLAN 440

Step 5: Verify Multicast Operation at Layer 2 443

Step 6: Verify IGMP Snooping 444

Step 7: Verify Multicast Operation at Layer 3 446

Lab 7-2: Routing IP Multicast with PIM Dense Mode (7.5.2) 447

Scenario 447

Step 1: Configure Addressing and Implement IGMP 448

Step 2: Configure EIGRP 451

Step 3: Implement PIM-DM 451

Step 4: Verify PIM Adjacencies 455

Step 5: Verify Multicast Routing Operation 458

Step 6: Verify PIM-DM Flood-and-Prune Behavior 463

Step 7: Explore the Multicast Routing Table 466

Challenge 468

TCL Script Output: Unicast 468

Lab 7-3: Routing IP Multicast with PIM Sparse Mode (7.5.3) 474

Scenario 474

Step 1: Load Initial Configurations 474

Step 3: Implement PIM-SM 478

Step 4: Verify PIM Adjacencies 483

Step 5: Verify Multicast Routing Operation 485

Step 6: Verify PIM-SM Registration and SPT Cutover 490

Conclusion 493

Lab 7-4: Routing IP Multicast with PIM Sparse-Dense Mode (7.5.4) 496

Scenario 496

Step 1: Configure Addressing and Implement IGMP 497

Step 2: Configure Single-Area OSPF 500

Step 3: Implement PIM Sparse-Dense Mode 500

Step 4: Configure PIM Auto-RP 505

Step 5: Verify the RP Mappings 509

Step 6: Verify Multicast Operation 511

Step 7: Explore Auto-RP Operation with Sparse-Dense Mode 513

Step 8: Verify the Operation of Dense-Mode Fallback 515

TCL Script Output 520



Chapter 8 IPv6 527

Lab 8-1: Configuring OSPF for IPv6 (8.7.1) 527

Scenario 527

Step 1: Configuring the Loopback Interfaces 527

Step 2: Configuring Static IPv6 Addresses 528

Step 3: Changing the Link-Local Address on an Interface 529

Step 4: Configuring EUI-64 Addresses 531

Step 5: Enabling IPv6 Routing and CEF 533

Step 6: Setting Up OSPFv3 533

Challenge: Summarizing OSPFv3 Areas 539

TCL Script Output 539

Lab 8-2: Using Manual IPv6 Tunnels (8.7.2) 544

Scenario 544

Step 1: Configure Loopbacks and Physical Interfaces 544

Step 2: Configure EIGRP 545

Step 3: Configure a Manual IPv6 Tunnel 545

Step 4: Configure OSPFv3 Over a Tunnel 546

TCL Script Output 547

Lab 8-3: Configuring 6to4 Tunnels (8.7.3) 552

Scenario 552

Step 1: Configure Loopbacks and Physical Interfaces 552

Step 2: Configure EIGRP 553

Step 3: Configure a Manual IPv6 Tunnel 553

Step 4: Configure Static IPv6 Routes 554

TCL Script Output 556

Lab 8-4: IPv6 Challenge Lab 561

Lab 8-5: IPv6 Troubleshooting Lab 562

Initial Configurations 562



Chapter 9 Case Studies 565

Case Study 1: EIGRP 565

Case Study 2: OSPF: Four Routers 566

Case Study 3: OSPF: Five Routers 568

Case Study 4: BGP 570