Disabling forwarding icmp fragments, Enabling icmp flow control, Displaying and maintaining the dhcpv6 server – H3C Technologies H3C S12500 Series Switches User Manual

Page 153: Dhcpv6 server configuration examples

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Displaying and maintaining the DHCPv6 server

Execute display commands in any view and reset commands in user view.

Task Command

Display the DUID of the local device.

display ipv6 dhcp duid

Display DHCPv6 address pool information. display ipv6 dhcp pool [ pool-name ]

Display prefix pool information.

display ipv6 dhcp prefix-pool [ prefix-pool-number ]

Display DHCPv6 server information on an
interface.

display ipv6 dhcp server [ interface interface-type
interface-number
]

Display information about IPv6 address
conflicts.

display ipv6 dhcp server conflict [ address ipv6-address ]

Display information about expired IPv6
addresses.

display ipv6 dhcp server expired [ address ipv6-address | pool
pool-name ]

Display information about IPv6 address
bindings.

display ipv6 dhcp server ip-in-use [ address ipv6-address | pool
pool-name ]

Display information about IPv6 prefix
bindings.

display ipv6 dhcp server pd-in-use [ pool pool-name | prefix
prefix/prefix-len
]

Display packet statistics on the DHCPv6
server.

display ipv6 dhcp server statistics [ pool pool-name ]

Clear information about IPv6 address
conflicts.

reset ipv6 dhcp server conflict [ address ipv6-address ]

Clear information about expired IPv6
address bindings.

reset ipv6 dhcp server expired [ address ipv6-address | pool
pool-name ]

Clear information about IPv6 address
bindings.

reset ipv6 dhcp server ip-in-use [ address ipv6-address | pool
pool-name ]

Clear information about IPv6 prefix

bindings.

reset ipv6 dhcp server pd-in-use [ pool pool-name | prefix

prefix/prefix-len ]

Clear packets statistics on the DHCPv6
server.

reset ipv6 dhcp server statistics

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DHCPv6 server configuration examples

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Dynamic IPv6 prefix assignment configuration example

402B

Network requirements

As shown in

792H

Figure 56

, Switch serves as a DHCPv6 server to assign the IPv6 prefix, DNS server address,

domain name, SIP server address, and SIP server name to each DHCPv6 client.
The switch assigns prefix 2001:0410:0201::/48 to the client whose DUID is

00030001CA0006A40000, and assigns prefixes ranging from 2001:0410::/48 to
2001:0410:FFFF::/48 (excluding 2001:0410:0201::/48) to other clients. The DNS server address is

2::2:3. The DHCPv6 clients reside in domain aaa.com. The SIP server address is 2:2::4, and the SIP

server name is bbb.com.

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