HP MSR2000/3000/4000 Router Series Layer 3 - IP Services Configuration Guide
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Applying the DDNS policy to an interface ················································································································ 106
Specifying the DSCP value for outgoing DDNS packets ························································································· 106
Displaying DDNS ························································································································································· 107
DDNS configuration examples ··································································································································· 107
DDNS configuration example with www.3322.org ······················································································· 107
DDNS configuration example with PeanutHull server ····················································································· 108
Configuring NAT ····················································································································································· 110
Terminology ·································································································································································· 110
NAT device ·························································································································································· 110
NAT interface ······················································································································································ 110
NAT address ························································································································································ 111
NAT entry ····························································································································································· 111
NAT types ····································································································································································· 111
Traditional NAT ··················································································································································· 111
Bidirectional NAT ················································································································································ 111
Twice NAT ··························································································································································· 111
Easy IP ·································································································································································· 111
NAT translation control ··············································································································································· 111
NAT features ································································································································································· 112
Static NAT ···························································································································································· 112
Dynamic NAT ······················································································································································ 112
NAT Server ·························································································································································· 113
NAT hairpin ························································································································································· 114
NAT entries ··································································································································································· 115
NAT session entry················································································································································ 115
EIM entry ······························································································································································ 115
NO-PAT entry ······················································································································································· 115
Using NAT with other features ···································································································································· 115
NAT with MPLS VPNs ········································································································································· 115
NAT with DNS mapping ···································································································································· 116
NAT with ALG ····················································································································································· 116
NAT configuration task list ·········································································································································· 117
Configuring static NAT ················································································································································ 117
Configuration prerequisites ································································································································ 117
Configuring outbound one-to-one static NAT ··································································································· 117
Configuring outbound net-to-net static NAT ····································································································· 118
Configuring inbound one-to-one static NAT ····································································································· 119
Configuring inbound net-to-net static NAT ········································································································ 119
Configuring dynamic NAT ·········································································································································· 120
Configuration restrictions and guidelines ········································································································· 120
Configuration prerequisites ································································································································ 120
Configuring outbound dynamic NAT ················································································································ 120
Configuring inbound dynamic NAT ·················································································································· 121
Configuring NAT Server ·············································································································································· 122
Configuring common NAT Server ····················································································································· 122
Configuring load sharing NAT Server ·············································································································· 123
Configuring NAT with DNS mapping ······················································································································· 124
Configuring NAT hairpin ············································································································································ 124
Configuring NAT with ALG ········································································································································· 124
Configuring NAT logging ··········································································································································· 125
Displaying and maintaining NAT······························································································································· 125
NAT configuration examples ······································································································································ 126
One-to-one static NAT for internal-to-external access ······················································································ 126
Outbound dynamic NAT for internal-to-external access (non-overlapping addresses) ································ 128