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DoTheEvolution 2020-05-06 02:35:55 +02:00
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dnsmasq/readme.md
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@ -22,11 +22,10 @@ Lightweight DHCP and DNS server.
# Installation
* Install dnsmasq from your linux official repos
Install dnsmasq from your linux official repos
# Configuration
Configuration file location: /etc/dnsmasq.conf
`dnsmasq.conf`
@ -51,7 +50,7 @@ listen-address=::1,127.0.0.1
server=8.8.8.8
server=1.1.1.1
# DNS wildcard -----------------------------------------------------------------
# DNS wildcards ----------------------------------------------------------------
# wildcard dns entry sending domain and all its subdomains to an ip
address=/blabla.org/192.168.1.2
@ -75,11 +74,10 @@ Contains DNS nameservers to be used by this linux machine.</br>
Since dnsmasq, a DNS server, is running right on this machine,
the entries should point to localhost.
Bit of an issue is that this file is often dynamically generated and changed
by various system services like systemd or dhcpcd.
To prevent this,
it will be flagged as immutable, which prevents all possible changes to it
unless the attribute is removed.
Bit of an issue is that this file is often changed by various system services,
like systemd or dhcpcd.
To prevent this, `resolv.conf` will be flagged as immutable,
which prevents all possible changes to it unless the attribute is removed.
Edit /`etc/resolv.conf` and set localhost as the dns nameserver.
@ -134,16 +132,16 @@ so blabla stuff here is redundant.
# Test it
##### DHCP
#### DHCP
Set some machine to use DHCP for its network setting.
It should just work.
You can check on the dnsmasq host file `/var/lib/misc/dnsmasq.leases`
You can check on the dnsmasq host, file `/var/lib/misc/dnsmasq.leases`
for the active leases.
##### DNS
#### DNS
* `nslookup google.com`
* `nslookup gateway`
@ -158,12 +156,12 @@ During host linux packages update.
# Backup and restore
##### Backup
#### Backup
Using [BorgBackup setup](https://github.com/DoTheEvo/selfhosted-apps-docker/tree/master/borg_backup)
that makes daily snapshot of the entire /etc directory
which contains the config files.
##### restore
#### restore
Replace the config files with the one from backup