Draytek Vigor2120n-plus User Manual page 160

Enable
WAN Primary Interface
Static IPv6 Address
configuration
Unique Local Address
(ULA) configuration
Current IPv6 Address
Table
DNS Server IPv6 Address
Management
DHCPv6 Server
Vigor2120 Series User's Guide
Check the box to enable the configuration of LAN 1 IPv6
Setup.
Use the drop down list to specify a WAN interface for IPv6.
IPv6 Address –Type static IPv6 address for LAN.
Prefix Length – Type the fixed value for prefix length.
Add – Click it to add a new entry.
Delete – Click it to remove an existed entry.
Such feature is used for the host without assigned IPv6
address to obtain IPv6 address automatically or have an
IPv6 address specified manually via ULA configuration. It
is convenient for communication among different subnets.
Auto ULA Prefix – The system will generate the required
IPv6 address.
Manually ULA Prefix – A user can type the ULA IPv6
address manually.
Display current used IPv6 addresses.
Primary DNS Sever – Type the IPv6 address for Primary
DNS server.
Secondary DNS Server –Type another IPv6 address for
DNS server if required.
Host under LAN can be assigned IP address from Vigor
router via the following method.

SLAAC(stateless) – The IP address (with Prefix) of
the host shall be formed according to RA transmitted by
Vigor router.

DHCPv6(stateful) - The IP address of the host shall be
assigned after communicating with DHCPv6 server for
answering the request of client.

Off – No IP address is assigned.
Other Option (O-bit) – Check this box to enable the O-bit
for obtaining additional information (e.g., DNS) from
DHCPv6.
Enable Server –Click it to enable DHCPv6 server.
DHCPv6 Server could assign IPv6 address to PC according
to the Start/End IPv6 address configuration.
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