Service: Add DNS forwarding chapter

This commit is contained in:
Christian Poessinger 2018-10-03 14:13:56 +02:00
parent a3584bd2f1
commit f181f7f562

View File

@ -582,3 +582,61 @@ set automatically if more than one listening interfaces are in use.
DNS Forwarding DNS Forwarding
-------------- --------------
Use DNS forwarding if you want your router to function as a DNS server for the
local network. There are several options, the easiest being 'forward all
traffic to the system DNS server(s)' (defined with set system name-server):
.. code-block:: sh
set service dns forwarding system
Manually setting DNS servers for forwarding:
.. code-block:: sh
set service dns forwarding name-server 8.8.8.8
set service dns forwarding name-server 8.8.4.4
Manually setting DNS servers with IPv6 connectivity:
.. code-block:: sh
set service dns forwarding name-server 2001:4860:4860::8888
set service dns forwarding name-server 2001:4860:4860::8844
Setting a forwarding DNS server for a specific domain:
.. code-block:: sh
set service dns forwarding domain example.com server 192.0.2.1
Example 1
^^^^^^^^^
Router with two interfaces eth0 (WAN link) and eth1 (LAN). A DNS server for the
local domain (example.com) is at 192.0.2.1, other DNS requests are forwarded
to Google's DNS servers.
.. code-block:: sh
set service dns forwarding domain example.com server 192.0.2.1
set service dns forwarding name-server 8.8.8.8
set service dns forwarding name-server 8.8.4.4
set service dns forwarding listen-on 'eth1'
Example 2
^^^^^^^^^
Same as example 1 but with additional IPv6 addresses for Google's public DNS
servers:
.. code-block:: sh
set service dns forwarding domain example.com server 192.0.2.1
set service dns forwarding name-server 8.8.8.8
set service dns forwarding name-server 8.8.4.4
set service dns forwarding name-server 2001:4860:4860::8888
set service dns forwarding name-server 2001:4860:4860::8844
set service dns forwarding listen-on 'eth1'