diff --git a/dnsmasq/readme.md b/dnsmasq/readme.md index 9ca2e58..33616d7 100644 --- a/dnsmasq/readme.md +++ b/dnsmasq/readme.md @@ -12,7 +12,7 @@ Lightweight DHCP and DNS server. * [Arch wiki](https://wiki.archlinux.org/index.php/dnsmasq) dnsmasq solves the problem of accessing self hosted stuff when you are inside -your network. As asking googles DNS for `blabla.org` will return your +your network. As asking google's DNS for `blabla.org` will return your very own public IP and most routers/firewalls wont allow this loopback, where your requests should go out and then right back.
Usual quick way to solve this issue is editing the `hosts` file on your machine, @@ -107,17 +107,16 @@ of the dnsmasq host as the DNS server. # resolv.conf +A file that contains DNS nameservers to be used by the linux machine it sits on.
+Since dnsmasq, a DNS server, is running right on this machine, +the entries just point to localhost.
+ `resolv.conf` ``` nameserver ::1 nameserver 127.0.0.1 ``` -A file that contains DNS nameservers to be used by the linux machine it sits on.
-Since dnsmasq, a DNS server, is running right on this machine, -the entries just point to localhost:
- `nameserver ::1`
- `nameserver 127.0.0.1` Bit of an issue is that this file is often managed by various system services, like dhcpcd, systemd, networkmanager... and they change it as they see fit.
@@ -163,32 +162,32 @@ where you can assign a hostname to an IP.
dnsmasq reads `/etc/hosts` for IP hostname pairs and adds them to its own resolve records. -Unfortunately no wildcard support. -But as seen in the `dnsmasq.conf` there is a wildcard section solving this, -so `blabla.org` stuff here is just for show. - +Unfortunately no wildcard support.
+But as seen in the `dnsmasq.conf`, when domain is set it acts as a wildcard +rule. So `blabla.org` stuff here is just for show. # Start the service `sudo systemctl enable --now dnsmasq` -*Make sure you disable other DHCP servers on the network, -usually a router is running one.* +Make sure you **disable other DHCP servers** on the network, +usually a router is running one. # Test it #### DHCP Set some machine on the network to use DHCP for its network setting.
-It should just work. +Network connection should just work with full connectivity. You can check on the dnsmasq host, file `/var/lib/misc/dnsmasq.leases` for the active leases. Location of the file can vary base on your linux distro. #### DNS -nslookup is utility that checks DNS mapping, +nslookup is a utility that checks DNS mapping, part of `bind-utils` or `bind-tools` packages, again depending on the distro. +But also part of windows. * `nslookup google.com` * `nslookup gateway`