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Installation for WSL 2 - dnsmasq

Documentation > Installation for WSL 2 > dnsmasq

dnsmasq is free software providing Domain Name System (DNS) caching, a Dynamic Host Configuration Protocol (DHCP) server, router advertisement and network boot features, intended for small computer networks.

Table of Contents

1. Add DNS servers on the WSL network adapter
2. Configure the dnsmasq service on WSL 2 Ubuntu

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Setting Up WSL

Install A Distro:

1. Run the following in powershell as admin Enable-WindowsOptionalFeature -Online -FeatureName Microsoft-Windows-Subsystem-Linux

2. Install a distro (ex: Ubuntu 18.04 LTS - https://www.microsoft.com/store/apps/9N9TNGVNDL3Q)

3. Open your distro you installed via the start menu, let it setup

4. Update and upgrade

sudo apt-get update

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#!/bin/env python3
import sys
import shlex
import json
from subprocess import Popen
from subprocess import PIPE

get_pid = shlex.split("pgrep -c [k]amailio")
uac_cmd = shlex.split("/usr/sbin/kamctl rpc uac.reg_dump")
check_name = "uac_reg_"

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mount /dev/md2 /mnt
mount -o rbind /dev /mnt/dev
mount -t proc proc /mnt/proc
mount -t sysfs sys /mnt/sys
chroot /mnt

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An Ansible summary

Jon Warbrick, July 2014, V3.2 (for Ansible 1.7)

Configuration file

intro_configuration.html

First one found from of

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https://blog.alexellis.io/test-drive-k3s-on-raspberry-pi/

Set the GPU memory split to 16mb

Add this to /boot/cmdline.txt cgroup_enable=cpuset cgroup_memory=1 cgroup_enable=memory

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Nov  7 13:38:06 sbc1 /usr/sbin/kamailio[6140]: INFO: <script>: Received message 
'OPTIONS sip:sbc-d01.MYDOMAIN.EXAMPLE:5061;transport=tls SIP/2.0
FROM: <sip:sip-du-a-eu.pstnhub.microsoft.com:5061>;tag=8eb9b958-72f0-4827-a3be-ec9f825f7649
TO: <sip:sbc-d01.MYDOMAIN.EXAMPLE>
CSEQ: 1 OPTIONS
CALL-ID: 9cca2786-b6df-4b3e-882b-db1dfe2de040
MAX-FORWARDS: 70
VIA: SIP/2.0/TLS 52.114.75.24:5061;branch=z9hG4bKa01fb94a
CONTACT: <sip:sip-du-a-eu.pstnhub.microsoft.com:5061>
CONTENT-LENGTH: 0

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#!KAMAILIO

####### Include Local Config If Exists #########
import_file "kamailio-local.cfg"

# Content of kamailio-local.cfg
listen=udp:172.20.xx.xxx:5060       # CORRECT THIS
listen=tls:212.xx.xx.xxx:5061       # CORRECT THIS
#!define DBURL "text:///etc/kamailio/database"
#!define WITH_NAT

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kamailio -DD -E -f /etc/kamailio/kamailio.cfg 2>&1 | tee -a LOGFILE  
cat LOGFILE | grep -v 'core/re.c:' > LOGFILE.txt

 0(28227) INFO: <core> [core/ppcfg.c:83]: pp_subst_add(): ### added subst expression: !MY_HTTP_ADDR!tcp:127.0.0.1:8080!g
 0(28227) INFO: tls [tls_init.c:503]: init_tls_compression(): disabling compression...
 0(28227) INFO: <core> [core/sctp_core.c:75]: sctp_core_check_support(): SCTP API not enabled - if you want to use it, load sctp module
 0(28227) WARNING: <core> [core/socket_info.c:1394]: fix_hostname(): could not rev. resolve 212.XX.XX.XX
 0(28227) WARNING: <core> [core/socket_info.c:1394]: fix_hostname(): could not rev. resolve 172.20.120.83
 0(28227) WARNING: <core> [core/socket_info.c:1394]: fix_hostname(): could not rev. resolve 172.20.120.83
 0(28227) WARNING: <core> [core/socket_info.c:1394]: fix_hostname(): could not rev. resolve 212.XX.XX.XX

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Vagrant Cheat Sheet

add image

local

$ vagrant box add {title} {url}
$ vagrant init {title}
$ vagrant up