.. _system-dns: ########## System DNS ########## .. warning:: If you are configuring a VRF for management purposes, there is currently no way to force system DNS traffic via a specific VRF. This section describes configuring DNS on the system, namely: * DNS name servers * Domain search order DNS name servers ================ .. cfgcmd:: set system name-server
Use this command to specify a DNS server for the system to be used for DNS lookups. More than one DNS server can be added, configuring one at a time. Both IPv4 and IPv6 addresses are supported. Example ------- In this example, some *OpenNIC* servers are used, two IPv4 addresses and two IPv6 addresses: .. stop_vyoslinter .. code-block:: none set system name-server 176.9.37.132 set system name-server 195.10.195.195 set system name-server 2a01:4f8:161:3441::1 set system name-server 2a00:f826:8:2::195 .. start_vyoslinter Domain search order =================== In order for the system to use and complete unqualified host names, a list can be defined which will be used for domain searches. .. cfgcmd:: set system domain-search domain Use this command to define domains, one at a time, so that the system uses them to complete unqualified host names. Maximum: 6 entries. .. note:: Domain names can include letters, numbers, hyphens and periods with a maximum length of 253 characters. .. _name-server:domain-search-order_example: Example ------- The system is configured to attempt domain completion in the following order: vyos.io (first), vyos.net (second) and vyos.network (last): .. code-block:: none set system domain-search domain vyos.io set system domain-search domain vyos.net set system domain-search domain vyos.network