Draytek Vigor3910 Series, User Manual

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Vigor3910 Series User’s Guide 68
Available settings are explained as follows:
Item Description
Enable IPv6 Check the box to enable the configuration of LAN 1 IPv6
Setup.
WAN Primary Interface Use the drop down list to specify a WAN interface for IPv6.
Static IPv6 Address 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.
Unique Local Address
(ULA) configuration Unique Local Addresses (ULAs) are private IPv6 addresses
assigned to LAN clients.
Off - ULA is disabled.
Manually ULA Prefix - LAN clients will be assigned ULAs
generated based on the prefix manually entered.
Auto ULA Prefix - LAN clients will be assigned ULAs using an
automatically-determined prefix.
DNS Server IPv6 Address Primary DNS Sever – Type the IPv6 address for Primary DNS
server.
Secondary DNS Server –Type another IPv6 address for DNS
server if required.
Management Configures the Managed Address Configuration flag (M-bit) in
Route Advertisements.
 Off - No configuration information is sent using Route
Advertisements.

SLAAC(stateless) - M-bit is unset.

DHCPv6(stateful) - M-bit is set, which indicates to LAN
clients that they should acquire all IPv6 configuration
information from a DHCPv6 server. The DHCPv6 server
can either be the one built into the Vigor2860, or a
separate DHCPv6 server.
Other Option(O-bit) When selected, the Other Configuration flag is set, which
indicates to LAN clients that IPv6 configuration information
besides LAN IPv6 addresses is available from a DHCPv6
server.
Setting the M-bit (see Management above) has the same
effect as implicitly setting the O-bit, as DHCPv6 supplies all
IPv6 configuration information, including what is indicated as
available when the O-bit is set.
DHCPv6 Server Enable Server –Click it to enable DHCPv6 server. DHCPv6