H3C Technologies H3C SecPath F1000-E - Manual (Page 10)

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Application environment ····································································································································· 185
Fundamentals ······················································································································································· 185
DHCP relay agent support for Option 82 ········································································································ 186
Configuring the DHCP relay agent in the web interface ························································································· 187
DHCP relay agent configuration task list ·········································································································· 187
Enabling DHCP and configuring advanced parameters for the DHCP relay agent ···································· 188
Creating a DHCP server group ·························································································································· 190
Enabling the DHCP relay agent on an interface ······························································································ 190
Configuring and displaying clients' IP-to-MAC bindings ················································································ 191
DHCP relay agent configuration example ········································································································ 192
Configuring the DHCP relay agent at the CLI ··········································································································· 194
DHCP relay agent configuration task list ·········································································································· 194
Enabling DHCP ···················································································································································· 195
Enabling client offline detection ························································································································· 198
Configuring the DHCP relay agent to release an IP address ········································································· 199
Configuring the DHCP relay agent to support Option 82 ·············································································· 199
Displaying and maintaining the DHCP relay agent ························································································ 200
DHCP relay agent configuration example ········································································································ 201
DHCP relay agent Option 82 support configuration example ······································································· 202
Troubleshooting DHCP relay agent configuration ···································································································· 203
Symptom ······························································································································································· 203
Analysis ································································································································································ 203
Solution ································································································································································· 203
Configuring DHCP client ········································································································································ 204
Introduction to DHCP client ········································································································································· 204
Enabling the DHCP client on an interface ················································································································· 204
Displaying and maintaining the DHCP client ············································································································ 205
DHCP client configuration example ··························································································································· 205
Configuring BOOTP client ······································································································································ 208
Introduction to BOOTP client ······································································································································ 208
BOOTP application ············································································································································· 208
Obtaining an IP address dynamically ··············································································································· 208
Protocols and standards ····································································································································· 209
Configuring an interface to dynamically obtain an IP address through BOOTP ·················································· 209
Displaying and maintaining BOOTP client ··············································································································· 209
BOOTP client configuration example ························································································································ 209
Configuring DNS ···················································································································································· 211
Overview ······································································································································································· 211
Static domain name resolution ··························································································································· 211
Dynamic domain name resolution ····················································································································· 211
DNS proxy ··························································································································································· 212
DNS spoofing ······················································································································································ 213
Configuring DNS in the web interface ······················································································································ 214
Static name resolution table configuration task list ·························································································· 215
Dynamic domain name resolution configuration task list ················································································ 215
DNS proxy configuration task list ······················································································································ 215
Configuring static name resolution entries········································································································ 216
Configuring dynamic domain name resolution ································································································ 216
Configuring DNS proxy ······································································································································ 217
Configuring DNS server addresses ··················································································································· 217
Configuring domain name suffixes ···················································································································· 218
Dynamic domain name resolution configuration example ············································································· 218
Configuring DNS at the CLI ········································································································································ 222