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Configuration procedure 
# Specify IPv6 addresses for GigabitEthernet 1/0/1 and GigabitEthernet 1/0/2. 
<RouterA> system-view 
[RouterA] interface gigabitethernet 1/0/2 
[RouterA-GigabitEthernet1/0/2] ipv6 address 2::1 64 
[RouterA-GigabitEthernet1/0/2] quit 
[RouterA] interface gigabitethernet 1/0/1 
[RouterA-GigabitEthernet1/0/1] ipv6 address 1::1 64 
# Disable RA message suppression on GigabitEthernet 1/0/1. 
[RouterA-GigabitEthernet1/0/1] undo ipv6 nd ra halt 
# Set the M flag to 1 in RA advertisements to be sent on GigabitEthernet 1/0/1. Hosts that receive the 
RA messages will obtain IPv6 addresses through DHCPv6. 
[RouterA-GigabitEthernet1/0/1] ipv6 nd autoconfig managed-address-flag 
# Set the O flag to 1 in RA advertisements to be sent on GigabitEthernet 1/0/1. Hosts that receive the 
RA messages will obtain information other than IPv6 address through DHCPv6. 
[RouterA-GigabitEthernet1/0/1] ipv6 nd autoconfig other-flag 
# Enable the DHCPv6 relay agent on GigabitEthernet 1/0/1 and specify the DHCPv6 server on the 
relay agent. 
[RouterA-GigabitEthernet1/0/1] ipv6 dhcp select relay 
[RouterA-GigabitEthernet1/0/1] ipv6 dhcp relay server-address 2::2 
Verifying the configuration 
# Display DHCPv6 server address information on Router A. 
[RouterA-GigabitEthernet1/0/1] display ipv6 dhcp relay server-address 
Interface: GigabitEthernet1/0/1 
 Server address                             Outgoing Interface 
 2::2 
# Display packet statistics on the DHCPv6 relay agent. 
[RouterA-GigabitEthernet1/0/1] display ipv6 dhcp relay statistics 
Packets dropped               :  0 
Packets received              :  14 
    Solicit                   :  0 
    Request                   :  0 
    Confirm                   :  0 
    Renew                     :  0 
    Rebind                    :  0 
    Release                   :  0 
    Decline                   :  0 
    Information-request       :  7 
    Relay-forward             :  0 
    Relay-reply               :  7 
Packets sent                  :  14 
    Advertise                 :  0 
    Reconfigure               :  0 
    Reply                     :  7