beautypg.com
iii
Configuring the null interface ······································································································································· 64
Displaying and maintaining loopback and null interfaces ························································································ 64
IP addressing configuration ······································································································································· 65
IP addressing overview ·················································································································································· 65
IP address classes ·················································································································································· 65
Special IP addresses ············································································································································· 66
Subnetting and masking ······································································································································· 66
Configuring IP addresses ·············································································································································· 67
Assigning an IP address to an interface ············································································································· 67
IP addressing configuration example ·················································································································· 67
Displaying and maintaining IP addressing ················································································································· 69
IP routing basics configuration ·································································································································· 70
IP routing overview ························································································································································ 70
Routing table ·························································································································································· 70
Dynamic routing protocols ··································································································································· 71
Routing preference ················································································································································ 72
Route recursion ······················································································································································ 72
Displaying and maintaining a routing table ··············································································································· 73
Static routing configuration ······································································································································· 74
Introduction ····································································································································································· 74
Static route ····························································································································································· 74
Default route ··························································································································································· 74
Static route configuration items ···························································································································· 74
Configuring a static route ·············································································································································· 75
Configuration prerequisites ·································································································································· 75
Configuration procedure ······································································································································ 75
Displaying and maintaining static routes ···················································································································· 76
Static route configuration example ······························································································································ 76
Policy-based routing configuration ··························································································································· 78
Introduction to policy-based routing ····························································································································· 78
What is policy-based routing ······························································································································· 78
Policy ······································································································································································ 78
Configuring PBR ····························································································································································· 79
Defining a policy ··················································································································································· 79
Configuring local PBR ··········································································································································· 81
Configuring interface PBR ···································································································································· 81
Displaying and maintaining PBR configuration ·········································································································· 82
VLAN configuration ··················································································································································· 83
Introduction to VLAN ····················································································································································· 83
VLAN overview ······················································································································································ 83
VLAN fundamentals··············································································································································· 84
VLAN types ···························································································································································· 85
Protocols and standards ······································································································································· 85
Configuring basic VLAN settings·································································································································· 85
Configuring basic settings of a VLAN interface ········································································································· 86
VLAN interface overview ······································································································································ 86
Configuration procedure ······································································································································ 86
VLAN interface configuration example ··············································································································· 87
Network requirements ··········································································································································· 87
Configuration procedure ······································································································································ 87
Verification ····························································································································································· 88
Port-based VLAN configuration ···································································································································· 88
