R2511-HP MSR Router Series Layer 3 - IP Services Configuration Guide(V5)
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DNS proxy ····························································································································································· 77
DNS spoofing ························································································································································ 78
Configuring the IPv4 DNS client ·································································································································· 79
Configuring static domain name resolution ········································································································ 79
Configuring dynamic domain name resolution ·································································································· 80
Configuring the DNS proxy ·········································································································································· 81
Configuring DNS spoofing ··········································································································································· 81
Specifying the source interface for DNS packets ······································································································· 81
Displaying and maintaining IPv4 DNS ························································································································ 82
IPv4 DNS configuration examples ······························································································································· 82
Static domain name resolution configuration example ····················································································· 82
Dynamic domain name resolution configuration example ··············································································· 83
DNS proxy configuration example ······················································································································ 86
Troubleshooting IPv4 DNS configuration ···················································································································· 88
Configuring DDNS ····················································································································································· 89
Overview ········································································································································································· 89
DDNS networking application ····························································································································· 89
DDNS client configuration task list ······························································································································· 90
Configuring a DDNS policy ·········································································································································· 90
Configuration prerequisites ·································································································································· 91
Configuration procedure ······································································································································ 91
Applying the DDNS policy to an interface ·················································································································· 91
Configuration prerequisites ·································································································································· 91
Configuration procedure ······································································································································ 92
Displaying and maintaining DDNS ······························································································································ 92
DDNS configuration example 1 ··································································································································· 92
Network requirements ··········································································································································· 92
Configuration procedure ······································································································································ 93
DDNS configuration example 2 ··································································································································· 94
Network requirements ··········································································································································· 94
Configuration procedure ······································································································································ 94
Configuring IP addressing ········································································································································· 96
Overview ········································································································································································· 96
IP address classes ·················································································································································· 96
Special IP addresses ············································································································································· 97
Subnetting and masking ······································································································································· 97
Assigning an IP address to an interface ······················································································································ 98
Configuration guidelines ······································································································································ 98
Configuration procedure ······································································································································ 98
Configuration example ········································································································································· 98
Configuring IP unnumbered ········································································································································ 100
Configuration guidelines ···································································································································· 100
Configuration prerequisites ································································································································ 100
Configuration procedure ···································································································································· 101
Configuration example ······································································································································· 101
Displaying and maintaining IP addressing ··············································································································· 102
Configuring fast forwarding ··································································································································· 103
Overview ······································································································································································· 103
Configuration guidelines ············································································································································· 103
Configuration procedure ············································································································································· 103
Displaying and maintaining fast forwarding ············································································································ 104
Fast forwarding configuration example ····················································································································· 104
Network requirements ········································································································································· 104