Yealink T46G Administrator's Manual page 273

Parameters
network.ipv6_secondary_dns
Description:
Configures the secondary IPv6 DNS server.
Example:
network.ipv6_secondary_dns = 2026:1234:1:1:c3c7:c11c:5447:23a6
Note: It works only if the value of the parameter "network.ip_address_mode" is set to 1
(IPv6) or 2 (IPv4 & IPv6). In DHCP environment, you also need to make sure the value of the
parameter "network.ipv6_static_dns_enable" is set to 1 (On). If you change this parameter,
the Skype for Business phone will reboot to make the change take effect.
Web User Interface:
Network->Basic->IPv6 Config->Static IP Address->Secondary DNS
Phone User Interface:
Menu->Advanced (default password: admin) ->Network->WAN Port->IPv6->Static
IP->Secondary DNS
Or Menu->Advanced (default password: admin) ->Network->WAN
Port->IPv6->DHCP->Static DNS(Enabled)->Secondary DNS
network.ipv6_icmp_v6.enable
Description:
Enables or disables the Skype for Business phone to obtain IPv6 network settings via SLAAC
(Stateless Address Autoconfiguration) method.
0-Disabled
1-Enabled
Note: If you change this parameter, the Skype for Business phone will reboot to make the
change take effect. It is only applicable to T48G/T46G Skype for Business phones. SLAAC is
enabled on T42G/T41P/T40P Skype for Business phones by default. You are not allowed to
configure this parameter for these Skype for Business phones.
Web User Interface:
Network->Advanced->ICMPv6 Status->Active
Phone User Interface:
None
To configure IPv6 address assignment method via web user interface:
Click on Network->Basic.
1.
Select the desired address mode (IPv6 or IPv4 & IPv6) from the pull-down list of
2.
Configuring Advanced Features
Permitted Values
IPv6 address
0 or 1
Default
Blank
1
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