From ee94024dcaa59333f03d90f342e550a5f3ab40f2 Mon Sep 17 00:00:00 2001 From: Christian Hesse Date: Thu, 13 Apr 2023 00:32:13 +0200 Subject: dhcp-to-dns: get domain from dhcp server's network definition --- doc/dhcp-to-dns.md | 23 +++++++++++++++++++---- 1 file changed, 19 insertions(+), 4 deletions(-) (limited to 'doc') diff --git a/doc/dhcp-to-dns.md b/doc/dhcp-to-dns.md index a2caf0c..0c443a0 100644 --- a/doc/dhcp-to-dns.md +++ b/doc/dhcp-to-dns.md @@ -34,12 +34,27 @@ On first run a disabled static dns record acting as marker (with comment "`--- dhcp-to-dns above ---`") is added. Move this entry to define where new entries are to be added. -The configuration goes to `global-config-overlay`, these are the parameters: +The configuration goes to dhcp server's network definition. The domain is +used to form the dns name: + + /ip/dhcp-server/network/add address=10.0.0.0/24 domain=example.com; + +A bound lease for mac address `00:11:22:33:44:55` with ip address +`10.0.0.50` would result in an A record `00-11-22-33-44-55.example.com` +pointing to the given ip address. + +Additional options can be given from comment, to add an extra level in +dns name or define a different domain. + + /ip/dhcp-server/network/add address=10.0.0.0/24 domain=example.com comment="domain=another-domain.com, name-extra=dhcp"; + +This example would result in name `00-11-22-33-44-55.dhcp.another-domain.com` +for the same lease. + +If no domain is found in dhcp server's network definition a fallback from +`global-config-overlay` is used. This is the parameter: * `Domain`: the domain used for dns records -* `HostNameInZone`: whether or not to add the dhcp/dns server's hostname -* `PrefixInZone`: whether or not to add prefix `dhcp` -* `ServerNameInZone`: whether or not to add DHCP server name ### Host name from DHCP lease comment -- cgit v1.2.3-54-g00ecf