DNS options





Specifies the DNS information in router advertisements according to RFC 6106. The following settings are possible:

Interface name
Name of the interface on which the IPv6 DNS server announces information in router advertisements.
DNS default
IPv6 address of the first IPv6 DNS server (recursive DNS server, RDNSS, according to RFC 6106) for this interface.
DNS backup
IPv6 address of the secondary IPv6 DNS server for this interface.
Import DNS search list from internal DNS server
Indicates whether the DNS search list or the own domain for this logical network should be inserted from the internal DNS server, e.g., "internal". The own domain is configured under DNS > General > General settings. The default setting is enabled.
Import DNS search list from WAN
Specifies whether the DNS search list sent by the provider (e.g., provider-xy.de) is announced in this logical network. This feature is available only if the prefix list is connected to the corresponding WAN interface under Receive prefix from.
Lifetime
Defines the time in seconds for which a client may use this DNS server for name resolution.

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