Jun 22, 2020 · StrongSwan has a default configuration file with some examples, but we will have to do most of the configuration ourselves. Let’s back up the file for reference before starting from scratch: sudo mv /etc/ipsec.conf{,.original}

StrongSwan Install . 1. sudo apt-get install strongswan. Configure. Two files need editing: /etc/ipsec.conf and /etc/ipsec.secrets. The first one is the configuration strongSwan 4.3.0 through 5.x before 5.3.2 and strongSwan VPN Client before 1.4.6, when using EAP or pre-shared keys for authenticating an IKEv2 connection, does not enforce server authentication restrictions until the entire authentication process is complete, which allows remote servers to obtain credentials by using a valid certificate and focal-updates (net): strongSwan utility and crypto library (extra plugins) [universe] 5.8.2-1ubuntu3.1: amd64 arm64 armhf ppc64el s390x groovy (net): strongSwan utility and crypto library (extra plugins) [universe] 5.8.4-1ubuntu2: amd64 arm64 armhf ppc64el s390x strongSwan is an IKE daemon with full support for IKEv1 and IKEv2. It is natively supported by most modern clients, including Linux, Windows 7, Apple iOS, Mac OSX

The strongSwan VPN suite uses the native IPsec stack in the standard Linux kernel. It supports both the IKEv1 and IKEv2 protocols. This metapackage installs the packages required to maintain IKEv1 and IKEv2 connections via ipsec.conf or ipsec.secrets.

strongSwan is an IPsec VPN implementation on Linux which supports IKEv1 and IKEv2 and some EAP/mobility extensions. It’s well documented, maintained and supports Linux kernels 3.x and later. For this example I’m using a Ubuntu 14.04 LTS server.

Feb 17, 2017 · Strongswan randomly deletes IPsec connection after rekey: psycroptic: Linux - Networking: 1: 12-19-2016 02:34 PM: strongswan 4.5.2 on vyatta + Win7 client = random disconnects: psycroptic: Linux - Server: 3: 12-29-2014 09:53 PM: Strongswan-to-Strongswan IPsec VPN - slow with pure ESP, fast w/UDP encapsulation? psycroptic: Linux - Networking: 0