title: “Network Configuration CoreOS”
date: 2016-03-24T12:21:58
slug: network-configuration-coreos

Network configuration is stored in:

/etc/systemd/network

Create a bridge:

vi 5.netdev

[NetDev]
Name=docker0
Kind=bridge

Configure ens3 as bridge interface

vi 10-ens3.network

[Match]
Name=ens3

[Network]
Bridge=docker0

Configure Bridge Interface

vi 15-br.network

[Match]
Name=docker0

[Network]
Address=10.86.0.27/23
Gateway=10.86.0.250
[Route]
Gateway=10.86.0.1
Destination=10.0.0.0/8
[Route]
Gateway=10.86.0.1
Destination=172.16.0.0/12
[Route]
Gateway=10.86.0.1
Destination=192.168.0.0/16

Configure static Nameserver

vi resolved.conf

[Resolve]
DNS=8.8.8.8
#FallbackDNS=
#LLMNR=yes