H3C Technologies H3C S12500 Series Switches - Manual (Page 199)

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Figure 76 Network diagram
Configuration procedure
1. Configure Switch A as a DHCPv6 relay agent:
# Enable the IPv6 packet forwarding function.
system-view
[SwitchA] ipv6
# Configure the IPv6 addresses of VLAN-interface 2 and VLAN-interface 3 respectively.
[SwitchA] interface vlan-interface 2
[SwitchA-Vlan-interface2] ipv6 address 2::1 64
[SwitchA-Vlan-interface2] quit
[SwitchA] interface vlan-interface 3
[SwitchA-Vlan-interface3] ipv6 address 1::1 64
# Enable DHCP relay agent and specify the DHCPv6 server address on VLAN-interface 3.
[SwitchA-Vlan-interface3] ipv6 dhcp relay server-address 2::2
2. #Configure Switch A as a gateway. Enable Switch A to send RA messages and set the M and O
flags.
[SwitchA-Vlan-interface3] undo ipv6 nd ra halt
[SwitchA-Vlan-interface3] ipv6 nd autoconfig managed-address-flag
[SwitchA-Vlan-interface3] ipv6 nd autoconfig other-flag
Verifying the configuration
# Display DHCPv6 server address information on Switch A.
[SwitchA-Vlan-interface3] display ipv6 dhcp relay server-address all
Interface: Vlan3
Server address(es) Output Interface
2::2
# Display packet statistics on the DHCPv6 relay agent.
[SwitchA-Vlan-interface3] display ipv6 dhcp relay statistics
Packets dropped : 0
Error : 0
Excess of rate limit : 0