xiv
Standard Profile 199
Internal Profile 199
System Profile 199
Profile Use Guidelines 199
Configuring the Cisco 700 Series Router for IP Routing 200
Profile Configuration Commands for the Cisco 700 Series Routers 203
Profile Management Commands for the Cisco 700 Series Routers 205
Routing with the Cisco 700 Series Router 205
DHCP Overview 207
Using the Cisco 700 Series Router as a DHCP Server and Relay Agent 208
Foundation Summary 210
Q&A 213
Scenarios 217
Scenario 7-1 217
Scenario Answers 218
Scenario 7-1 Answers 218
Chapter 8
Establishing an X.25 Connection 221
How to Best Use This Chapter 221
"Do I Know This Already?" Quiz 222
Foundation Topics 226
X.25 Basics 226
DTE and DCE 228
X.25 Layered Model 229
X.25 Layer 229
X.121 Addressing 231
LAPB Layer 232
X.25 Physical Layer 233
Configuring X.25 233
Step 1: Setting the Interface Encapsulation, Specifying DCE or DTE 234
Step 2: Configuring the X.121 Address 234
Step 3: Mapping the Appropriate Next Logical Hop Protocol Address to its X.121
Address 234
X.25 Configuration Examples 235
Additional Configuration Options 237