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How IGMP snooping works ······························································································································· 238
Protocols and standards ····································································································································· 239
Recommended configuration procedure···················································································································· 239
Enabling IGMP snooping globally ····························································································································· 240
Configuring IGMP snooping in a VLAN ···················································································································· 240
Configuring IGMP snooping port functions ··············································································································· 242
Displaying IGMP snooping multicast table entries ··································································································· 243
IGMP snooping configuration example ····················································································································· 244
Configuring IPv4 and IPv6 routing ························································································································ 249
Overview ······································································································································································· 249
Routing table ························································································································································ 249
Static route ··························································································································································· 249
Default route ························································································································································· 250
Configuration guidelines ············································································································································· 250
Displaying the IPv4 active route table ······················································································································· 250
Creating an IPv4 static route ······································································································································· 251
Displaying the IPv6 active route table ······················································································································· 252
Creating an IPv6 static route ······································································································································· 252
IPv4 static route configuration example ····················································································································· 253
IPv6 static route configuration example ····················································································································· 257
Configuring IPv6 services ······································································································································· 260
DHCP overview ······················································································································································· 261
DHCP ············································································································································································· 261
DHCP snooping ···························································································································································· 261
Configuring the DHCP server ······································································································································ 262
Recommended configuration procedure···················································································································· 262
Enabling DHCP ···························································································································································· 262
Creating a static address pool for the DHCP server ························································································ 263
Creating a dynamic address pool for the DHCP server ·················································································· 264
Enabling the DHCP server on an interface ······································································································· 266
Displaying assigned IP addresses ····················································································································· 266
Configuring the DHCP relay agent ···························································································································· 267
Recommended configuration procedure ··········································································································· 267
Enabling DHCP and configuring advanced parameters for the DHCP relay agent ···································· 267
Creating a DHCP server group ·························································································································· 269
Enabling the DHCP relay agent on an interface ······························································································ 270
Configuring and displaying clients' IP-to-MAC bindings ················································································ 271
Configuring DHCP snooping ······································································································································ 272
Recommended configuration procedure ··········································································································· 272
Enabling DHCP snooping ··································································································································· 272
Configuring DHCP snooping functions on an interface ·················································································· 273
Displaying clients' IP-to-MAC bindings ············································································································· 274
DHCP server configuration examples ························································································································ 275
Static IP address assignment configuration example······················································································· 275
Dynamic IP address assignment configuration example ················································································· 277
DHCP relay agent configuration example ················································································································· 281
DHCP snooping configuration example ···················································································································· 283
Managing services ·················································································································································· 286
Overview ······································································································································································· 286
Configuring service management ······························································································································ 287
Using diagnostic tools ············································································································································· 289
Ping ················································································································································································ 289