R211x-HP Flexfabric 11900 Layer 3 - IP Services Configuration Guide
vi
Configuring a customer-side port ······························································································································· 142
Controlling sending ICMPv6 messages ····················································································································· 143
Configuring the rate limit for ICMPv6 error messages ···················································································· 143
Enabling replying to multicast echo requests ··································································································· 143
Enabling sending ICMPv6 destination unreachable messages ······································································ 144
Enabling sending ICMPv6 time exceeded messages ······················································································ 144
Enabling sending ICMPv6 redirect messages ·································································································· 145
Specifying the source address for ICMPv6 packets ································································································· 145
Displaying and maintaining IPv6 basics ··················································································································· 145
IPv6 basics configuration example ···························································································································· 147
Network requirements ········································································································································· 147
Configuration procedure ···································································································································· 148
Verifying the configuration ································································································································· 148
Troubleshooting IPv6 basics configuration ················································································································ 152
Symptom ······························································································································································· 152
Solution ································································································································································· 152
DHCPv6 overview ··················································································································································· 153
DHCPv6 address/prefix assignment ·························································································································· 153
Rapid assignment involving two messages······································································································· 153
Assignment involving four messages ················································································································· 153
Address/prefix lease renewal ···································································································································· 154
Stateless DHCPv6 ························································································································································· 155
Protocols and standards ·············································································································································· 155
Configuring the DHCPv6 server ····························································································································· 156
Overview ······································································································································································· 156
IPv6 address assignment ···································································································································· 156
IPv6 prefix assignment ········································································································································ 156
Concepts······························································································································································· 157
DHCPv6 address pool ········································································································································ 158
IPv6 address/prefix allocation sequence ········································································································· 159
Configuration task list ·················································································································································· 159
Configuring IPv6 prefix assignment ··························································································································· 159
Configuration guidelines ···································································································································· 160
Configuration procedure ···································································································································· 160
Configuring IPv6 address assignment ························································································································ 161
Configuration guidelines ···································································································································· 161
Configuration procedure ···································································································································· 161
Configuring network parameters assignment ··········································································································· 162
Configuring the DHCPv6 server on an interface ······································································································ 163
Configuration guidelines ···································································································································· 163
Configuration procedure ···································································································································· 163
Setting the DSCP value for DHCPv6 packets sent by the DHCPv6 server ····························································· 164
Displaying and maintaining the DHCPv6 server ······································································································ 164
DHCPv6 server configuration examples ···················································································································· 165
Dynamic IPv6 prefix assignment configuration example ················································································ 165
Dynamic IPv6 address assignment configuration example ············································································· 167
Configuring the DHCPv6 relay agent ···················································································································· 170
Overview ······································································································································································· 170
DHCPv6 relay agent configuration task list··············································································································· 171
Enabling the DHCPv6 relay agent on an interface ·································································································· 171
Specifying DHCPv6 servers on the relay agent ········································································································ 171
Setting the DSCP value for DHCPv6 packets sent by the DHCPv6 relay agent ···················································· 172
Displaying and maintaining the DHCPv6 relay agent ····························································································· 172