Specifications

TD-W8151N 150Mbps Wireless N ADSL2+ Modem Router User Guide
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• Radvd Enable: Select this option to Enable/Disable Radvd. Select Enable, and then you
will see the screen below (shown in Figure 4-18).
Figure 4-18
• Radvd Mode: Select Radvd Mode. Select Auto, you will see Figure 4-18. Select Manual,
you will see the screen below (shown in Figure 4-19).
• Auto Prefix: The Auto Prefix function is enabled by default. When DHCP PD (shown in
Figure 4-11) is enabled, Auto Prefix function is available.
Figure 4-19
• Prefix/length:
Enter an IPv6 address prefix, and length of the prefix.
• Preferred Lifetime: The preferred lifetime for the prefix. The default value is 604800
seconds.
• Valid lifetime: The valid lifetime for the prefix. The default value is 2592000 seconds.
• RA Flags Set:
You can select ManagedAddr. Other Config or both. If you select
ManagedAddr, you should enable DHCPv6 Server (shown in Figure 4-20).
 DHCPv6
：
DHCPv6 is provided to assign IPv6 addresses and DNS to the computers in your
LAN. Enable this function if needed.
• DHCPv6 Server: Select Enable, and then you will see the screen below (shown in
Figure 4-20). The router will work as a DHCPv6 Server.
Figure 4-20
• DHCPv6 Mode: Select Auto, you will see Figure 4-20. The DHCPv6 address pool will
automatically be assigned to the clients on the network. Select Manual, you can
configure it automatically.