NETWORK PROTOCOL OPERATION
Configuring IP Address 49
Subnet and Mask 50
Configuring an IP Address 50
Troubleshooting an IP Address Configuration 52
Configuring Address Resolution Protocol (ARP) 52
Configuring ARP 52
DHCP Relay 54
Configuring DHCP Relay 55
Troubleshooting a DHCP Relay Configuration 58
IP Performance 59
Configuring TCP Attributes 59
Displaying and Debugging IP Performance 59
Troubleshooting IP Performance 60
IPX Configuration 61
IPX Address Structure 61
Routing Information Protocol 61
Service Advertising Protocol 61
IP ROUTING PROTOCOL OPERATION
IP Routing Protocol Overview 63
Selecting Routes Through the Routing Table 64
Routing Management Policy 65
Static Routes 67
Configuring Static Routes 68
Troubleshooting Static Routes 71
RIP 71
Configuring RIP 72
Troubleshooting RIP 81
OSPF 81
Calculating OSPF Routes 81
Configuring OSPF 84
Troubleshooting OSPF 103
IS-IS 105
Two-Level Structure of IS-IS 105
NSAP Structure of IS-IS 107
IS-IS Packets 108
Configuring Integrated IS-IS 109
Integrated IS-IS Configuration Example 123
BGP 125
BGP Messages 126
BGP Routing 126
BGP Peers and Peer Groups 127
Configuring BGP 127
Typical BGP Configuration Examples 145
Troubleshooting BGP 151