# ==============================================================================
# Copyright (c) 2016-2017 ProtonVPN A.G. (Switzerland)
# Email: contact@protonvpn.com
#
# The MIT License (MIT)
#
# Permission is hereby granted, free of charge, to any person obtaining a copy
# of this software and associated documentation files (the "Software"), to deal
# in the Software without restriction, including without limitation the rights
# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
# copies of the Software, and to permit persons to whom the Software is
# furnished to do so, subject to the following conditions:
#
# The above copyright notice and this permission notice shall be included in all
# copies or substantial portions of the Software.
#
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR # OTHERWISE, ARISING
# FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
# IN THE SOFTWARE.
# ==============================================================================

client
dev tun
proto udp

remote us.protonvpn.com 80
remote us.protonvpn.com 443
remote us.protonvpn.com 4569
remote us.protonvpn.com 1194
remote us.protonvpn.com 5060

remote-random
resolv-retry infinite
nobind
cipher AES-256-CBC
auth SHA512
comp-lzo no
verb 3

tun-mtu 1500
tun-mtu-extra 32
mssfix 1450
persist-key
persist-tun

reneg-sec 0

remote-cert-tls server
auth-user-pass
pull
fast-io

script-security 2
up /etc/openvpn/update-resolv-conf
down /etc/openvpn/update-resolv-conf

<ca>
-----BEGIN CERTIFICATE-----
(snip)
-----END CERTIFICATE-----
</ca>

key-direction 1
<tls-auth>
# 2048 bit OpenVPN static key
-----BEGIN OpenVPN Static key V1-----
(snip)
-----END OpenVPN Static key V1-----
</tls-auth>