Introduction
Chapter 1 Remote Network Connectivity Requirements
Lab 1-1: Lab Configuration Guide
Chapter 2 Teleworker Connectivity
Scenario: Configuring the CPE as the PPPoE Client
Scenario: Configuring the CPE as the PPPoE Client over the ATM Interface
Chapter 3 IPsec VPNs
Lab 3-1: Configuring SDM on a Router (3.10.1)
Scenario 7
Step 1: Lab Preparation 7
Step 2: Prepare the Router for SDM 7
Step 3: Configure Addressing 8
Step 4: Extract SDM on the Host 10
Step 5: Install SDM on the PC 13
Step 6: Run SDM from the PC 16
Step 7: Install SDM to the Router 19
Step 8: Run SDM from the Router 23
Step 9: Monitor an Interface in SDM 24
Lab 3-2: Configuring a Basic GRE Tunnel (3.10.2) 26
Scenario 26
Step 1: Configure Loopbacks and Physical Interfaces 26
Step 2: Configure EIGRP AS 1 27
Step 3: Configure a GRE Tunnel 28
Step 4: Routing EIGRP AS 2 over the Tunnel 30
Lab 3-3: Configuring Wireshark and SPAN (3.10.3) 33
Scenario 33
Step 1: Configure the Router 33
Step 2: Install Wireshark and WinPcap 33
Step 3: Configure SPAN on a Switch 39
Step 4: Sniff Packets Using Wireshark 40
Lab 3-4: Configuring Site-to-Site IPsec VPNs with SDM (3.10.4) 43
Scenario 43
Step 1: Configure Addressing 43
Step 2: Configure EIGRP 44
Step 3: Connect to the Routers via SDM 45
Step 4: Configure Site-to-Site IPsec VPN via SDM 45
Step 5: Generate a Mirror Configuration for R3 53
Step 6: Verify the VPN Configuration Using SDM 56
Step 7: Verify the VPN Configuration Using the IOS CLI 59
Challenge: Use Wireshark to Monitor Encryption of Traffic 65
TCL Script Output 70
Lab 3-5: Configuring Site-to-Site IPsec VPNs with the IOS CLI (3.10.5) 74
Scenario 74
Step 1: Configure Addressing 74
Step 2: Configure EIGRP 75
Step 3: Create IKE Policies 76
Step 4: Configure Preshared Keys 78
Step 5: Configure the IPsec Transform Set and Lifetimes 78
Step 6: Define Interesting Traffic 80
Step 7: Create and Apply Crypto Maps 81
Step 8: Verify IPsec Configuration 82
Step 9: Verify IPsec Operation 83
Step 10: Interpret IPsec Event Debugging 85
Challenge: Use Wireshark to Monitor Encryption of Traffic 97
TCL Script Output 103
Lab 3-6: Configuring a Secure GRE Tunnel with SDM (3.10.6) 106
Scenario 106
Step 1: Configure Addressing 106
Step 2: Configure EIGRP AS 1 107
Step 3: Connect to the Router Using SDM 108
Step 4: Configure an IPsec VTI Using SDM 108
Step 5: Generate a Mirror Configuration for R3 117
Step 6: Verify Tunnel Configuration Through SDM 120
Challenge: Use Wireshark to Monitor Encryption of Traffic 124
TCL Script Output 128
Lab 3-7: Configuring a Secure GRE Tunnel with the IOS CLI (3.10.7) 133
Scenario 133
Step 1: Configure Addressing 133
Step 2: Configure EIGRP AS 1 134
Step 3: Configure the GRE Tunnel 134
Step 4: Configure EIGRP AS 2 over the Tunnel 135
Step 5: Create IKE Policies and Peers 136
Step 6: Create IPsec Transform Sets 136
Step 7: Define the Traffic to Be Encrypted 137
Step 8: Create and Apply Crypto Maps 137
Step 9: Verify Crypto Operation 138
Challenge: Use Wireshark to Monitor Encryption of Traffic 139
Lab 3-8: Configuring IPsec VTIs (3.10.8) 144
Scenario 144
Step 1: Configure Addressing 144
Step 2: Configure EIGRP AS 1 145
Step 3: Configure Static Routing 145
Step 4: Create IKE Policies and Peers 147
Step 5: Create IPsec Transform Sets 148
Step 6: Create an IPsec Profile 148
Step 7: Create the IPsec VTI 149
Step 8: Verify Proper EIGRP Behavior 151
Lab 3-9: Configuring Easy VPN with SDM (3.10.9) 154
Scenario 154
Step 1: Configure Addressing 154
Step 2: Configure EIGRP AS 1 155
Step 3: Configure a Static Default Route 156
Step 4: Connect to HQ Through SDM 156
Step 5: Configure Easy VPN Server Through SDM 156
Step 6: Install the Cisco VPN Client 166
Step 7: Test Access from Client Without VPN Connection 169
Step 8: Connect to the VPN 169
Step 9: Test Network Access with VPN Connectivity 175
Step 10: Verify Easy VPN Functionality with SDM 176
Step 11: Disconnect the VPN Client 178
Lab 3-10: Configuring Easy VPN with the IOS CLI 180
Scenario 180
Step 1: Configure Addressing 180
Step 2: Configure EIGRP AS 1 181
Step 3: Configure a Static Default Route 181
Step 4: Enable AAA on HQ 182
Step 5: Create the IP Pool 182
Step 6: Configure the Group Authorization 182
Step 7: Create an IKE Policy and Group 182
Step 8: Configure the IPsec Transform Set 184
Step 9: Create a Dynamic Crypto Map 184
Step 10: Enable IKE DPD and User Authentication 184
Step 11: Install the Cisco VPN Client 185
Step 12: Test Access from Client Without VPN Connection 187
Step 13: Connect to the VPN 188
Step 14: Test Inside VPN Connectivity 193
Step 15: Verify VPN Operation Using the CLI 194
Step 16: Disconnect the VPN Client 195
Lab 3-11: IPsec Challenge Lab 196
Lab 3-12: IPsec Troubleshooting Lab 198
Initial Configurations 199
Chapter 4 Frame Mode MPLS Implementation 205
Lab 4-1: Configuring Frame Mode MPLS (4.5.1) 205
Scenario 205
Step 1: Configure Addressing 206
Step 2: Configure EIGRP AS 1 206
Step 3: Observe CEF Operation 207
Step 4: Enable MPLS on All Physical Interfaces 209
Step 5: Verify MPLS Configuration 210
Step 6: Change MPLS MTU 215
Lab 4-2: Challenge Lab: Implementing MPLS VPNs (4.5.2) 217
Scenario 218
Step 1: Configure Addressing 219
Step 2: Configure Routing in the Service-Provider Domain 219
Step 3: Configure MPLS in the SP Domain 220
Step 4: Configure a VRF 221
Step 5: Configure EIGRP AS 1 225
Step 6: Configure BGP 227
Step 7: Investigate Control Plane Operation 229
Step 8: Investigate Forwarding Plane Operation 235
Conclusion 238
Chapter 5 Cisco Device Hardening 241
Lab 5-1: Using SDM One-Step Lockdown (5.12.1) 241
Scenario 241
Step 1: Configure Addressing 241
Step 2: Install Nmap on the Host 242
Step 3: Run a Port Scan with Nmap 245
Step 4: Prepare a Router for SDM 245
Step 5: Use SDM One-Step Lockdown 246
Step 6: Use Nmap to See Changes 249
Conclusion 250
Lab 5-2: Securing a Router with Cisco AutoSecure (5.12.2) 251
Scenario 251
Step 1: Configure the Physical Interface 251
Step 2: Configure AutoSecure 251
Lab 5-3: Disabling Unneeded Services (5.12.3) 259
Scenario 259
Step 1: Configure the Physical Interface 259
Step 2: Ensure Services Are Disabled 259
Step 3: Manage Router Access 260
Step 4: Disable CDP 261
Step 5: Disable Other Unused Services 261
Step 6: Disabling Unneeded Interface Services 262
Lab 5-4: Enhancing Router Security (5.12.4) 263
Scenario 263
Step 1: Configure the Physical Interfaces 263
Step 2: Telnet to R1 264
Step 3: Configure Cisco IOS Login Enhancements 265
Step 4: Enforce a Minimum Password Length 269
Step 5: Modify Command Privilege Levels 270
Step 6: Create a Banner 273
Step 7: Enable SSH 273
Step 8: Encrypt Passwords 275
Lab 5-5: Configuring Logging (5.12.5) 276
Scenario 276
Step 1: Configure the Interface 276
Step 2: Install the Kiwi Syslog Daemon 276
Step 3: Run the Kiwi Syslog Service Manager 277
Step 4: Configure the Router for Logging 277
Step 5: Verify Logging 279
Step 6: Configure Buffered Logging 280
Lab 5-6a: Configuring AAA and TACACS+ (5.12.6a) 283
Scenario 283
Step 1: Configure the Interface 283
Step 2: Install CiscoSecure ACS 283
Step 3: Configure Users in CiscoSecure ACS 288
Step 4: Configure AAA Services on R1 292
Lab 5-6b: Configuring AAA and RADIUS (5.12.6b) 294
Scenario 294
Step 1: Configure the Interface 294
Step 2: Install CiscoSecure ACS 294
Step 3: Configure Users in CiscoSecure ACS 299
Step 4: Configure AAA Services on R1 303
Lab 5-6c: Configuring AAA Using Local Authentication (5.12.6c) 305
Step 1: Configure the Interface 305
Step 2: Configure the Local User Database 305
Step 3: Implement AAA Services 305
Lab 5-7: Configuring Role-Based CLI Views (5.12.7) 307
Scenario 307
Step 1: Configure an Enable Secret Password 307
Step 2: Enable AAA 307
Step 3: Change to the Root View 308
Step 4: Create Views 309
Step 5: Create a Superview 312
Lab 5-8: Configuring NTP (5.12.8) 313
Scenario 313
Step 1: Configure the Physical Interfaces 313
Step 2: Set Up the NTP Master 314
Step 3: Configure an NTP Client 314
Step 4: Configure NTP Peers with MD5 Authentication 315
Chapter 6 Cisco IOS Threat Defense Features 319
Lab 6-1: Configuring a Cisco IOS Firewall Using SDM (6.6.1) 319
Scenario 319
Step 1: Configure Loopbacks and Physical Interfaces 320
Step 2: Configure Routing Protocols 320
Step 3: Configure Static Routes to Reach the Internet 321
Step 4: Connect to FW Using SDM 322
Step 5: Use the SDM Advanced Firewall Wizard 323
Step 6: Modify the Firewall Configuration 331
Step 7: Monitor Firewall Activity 334
Conclusion 337
Lab 6-2: Configuring CBAC (6.6.2) 338
Scenario 338
Step 1: Configure the Physical Interfaces 338
Step 2: Configure Static Default Routes 339
Step 3: Enable Telnet Access 339
Step 4: Create IP Inspect Rules 339
Step 5: Block Unwanted Outside Traffic 341
Step 6: Verify CBAC Operation 341
Lab 6-3: Configuring IPS with SDM (6.6.3) 344
Scenario 344
Step 1: Configure the Physical Interfaces 344
Step 2: Configure Static Default Routes 345
Step 3: Enable Telnet Access 345
Step 4: Connect to FW Using SDM 345
Step 5: Use the SDM IPS Rule Wizard 346
Step 6: Verify and Modify IPS Behavior 353
Challenge: Add a Signature 358
Lab 6-4: Configuring IPS with CLI (6.6.4) 364
Scenario 364
Step 1: Configure Addressing 364
Step 2: Configure Static Default Routes 365
Step 3: Create and Apply an IPS Rule 365
Step 4: Modify Default IPS Behavior 366
Chapter 7 Case Studies 371
Case Study 1: CLI IPsec and Frame-Mode MPLS 371
Questions 372
Case Study 2: Device Hardening and VPNs 373
158713215x TOC 2/28/2008