Configuration examples: Difference between revisions
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Below are the most common type of IPsec configurations people use. While written for libreswan, the instructions will work for openswan as well unless specifically noted. | Below are the most common type of IPsec configurations people use. While written for libreswan, the instructions will work for openswan as well unless specifically noted. | ||
= VPN server to VPN server configurations = | |||
[[ host to host VPN ]] | [[ host to host VPN ]] | ||
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[[ subnet to subnet VPN with PSK ]] | [[ subnet to subnet VPN with PSK ]] | ||
[[ route-based VPN using VTI ]] | |||
[[ EoIP shared ethernet LAN using IPsec ]] | |||
[[ subnet to subnet using NAT ]] | |||
[[ SElinux and Labeled IPsec VPN ]] | |||
= VPN server for VPN client configurations = | |||
[[ VPN server for remote clients using IKEv2 ]] | [[ VPN server for remote clients using IKEv2 ]] | ||
[[ VPN server for remote clients using IKEv1 XAUTH ]] | [[ VPN server for remote clients using IKEv2 split VPN ]] | ||
[[ VPN server for remote clients using IKEv1 XAUTH with Certificates ]] | |||
[[ VPN server for remote clients using IKEv1 XAUTH with PSK ]] | |||
[[ VPN server for remote clients using IKEv1 with L2TP ]] | |||
[[ libreswan as client to a Cisco (ASA or VPN3000) server ]] | [[ libreswan as client to a Cisco (ASA or VPN3000) server ]] | ||
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[[ subnet extrusion ]] | [[ subnet extrusion ]] | ||
= VPN configurations to connect to cloud providers = | |||
[https://aws.amazon.com/quickstart/architecture/libreswan-ipsec-mesh/ Opportunistic IPsec mesh for Amazon EC2 instances on AWS] | |||
[https://docs.cloud.oracle.com/iaas/Content/Network/Concepts/libreswan.htm Creating a Secure Connection Between Oracle Cloud Infrastructure and Other Cloud Providers with Libreswan] | |||
[https://wiki.openstack.org/wiki/Neutron/VPNaaS/HowToInstall Using libreswan in OpenStack as VPNaaS] | [https://wiki.openstack.org/wiki/Neutron/VPNaaS/HowToInstall Using libreswan in OpenStack as VPNaaS] | ||
[[ High Availability / Failover VPN in AWS using libreswan ]] | [[ High Availability / Failover VPN in AWS using libreswan ]] | ||
[[ Microsoft Azure configuration ]] | |||
[https://docs.openshift.com/container-platform/3.3/admin_guide/ipsec.html OpenShift Cloud Encryption with libreswan] | |||
= Libreswan's Test Cases = | |||
Libreswan's [https://github.com/libreswan/libreswan/tree/main/testing/pluto/TESTLIST testsuite] is also a good source of examples. | |||
Especially when looking for something demonstrating a more esoteric feature or option. | |||
In addition, the [https://testing.libreswan.org/ test results] are published [https://testing.libreswan.org/current nightly] (see also [[ Test Suite ]]). | |||
= Misc items = | |||
[[ Using Apache to serve PKCS#12 format .p12 files ]] | [[ Using Apache to serve PKCS#12 format .p12 files ]] | ||
[[ RFC 8229 - TCP support for IKEv2 and ESP ]] | |||
Latest revision as of 16:47, 4 March 2024
Below are the most common type of IPsec configurations people use. While written for libreswan, the instructions will work for openswan as well unless specifically noted.
VPN server to VPN server configurations
EoIP shared ethernet LAN using IPsec
VPN server for VPN client configurations
VPN server for remote clients using IKEv2
VPN server for remote clients using IKEv2 split VPN
VPN server for remote clients using IKEv1 XAUTH with Certificates
VPN server for remote clients using IKEv1 XAUTH with PSK
VPN server for remote clients using IKEv1 with L2TP
libreswan as client to a Cisco (ASA or VPN3000) server
IKEv1 XAUTH with Google-Authenticator One Time Passwords (OTP)
IKEv1 XAUTH with FreeOTP and FreeIPA
VPN configurations to connect to cloud providers
Opportunistic IPsec mesh for Amazon EC2 instances on AWS
Using libreswan in OpenStack as VPNaaS
High Availability / Failover VPN in AWS using libreswan
OpenShift Cloud Encryption with libreswan
Libreswan's Test Cases
Libreswan's testsuite is also a good source of examples. Especially when looking for something demonstrating a more esoteric feature or option.
In addition, the test results are published nightly (see also Test Suite ).