IPsec/L2TP VPN Strongswan Site-Site on Debian 8
ipsec.secrets¶. strongSwan's /etc/ipsec.secrets file contains an unlimited number of the following types of secrets: RSA defines an RSA private key; ECDSA defines an # sample /etc/ipsec.secrets file for 10.1.0.1 10.1.0.1 10.2.0.1: PSK "secret shared by two hosts" # sample roadwarrior %any gateway.corp.com: PSK "shared secret with many roadwarriors" # sample server for roadwarriors myip %any : PSK "shared secret with many roadwarriors" # an entry may be split across lines, # but indentation matters www ipsec.secrets - secrets for IKE/IPsec authentication DESCRIPTION The file ipsec.secrets holds a table of secrets. These secrets are used by ipsec_pluto(8), the FreeS/WAN Internet Key Exchange daemon, to authenticate other hosts. Currently there are two kinds of secrets: preshared secrets and RSA private keys. include ipsec.*.secrets # get secrets from other files Each entry in the file is a list of indices, followed by a secret. The two parts are separated by a colon (:) that is followed by whitespace or a newline. An index is an IP address, or a Fully Qualified Domain Name, user@FQDN, %any or %any6 (other kinds may come). An IP address may be
amazon web services - Strongswan VPN tunnel between two
Now if this configuration file(/etc/ipsec.conf) is configured properly with all the required fields (left, right, left subnet, right subnet, secret, virtual_private etc), the second file that we need to pay attention to is ‘/etc/ipsec.secrets’ to setup authentication.This can be done in several different ways but we will use pre-shared key, which is added to the file following file. Nov 14, 2018 · mkdir -p /etc/letsencrypt echo 'rsa-key-size = 4096 pre-hook = /sbin/iptables -I INPUT -p tcp --dport 80 -j ACCEPT post-hook = /sbin/iptables -D INPUT -p tcp --dport 80 -j ACCEPT renew-hook = /usr/sbin/ipsec reload && /usr/sbin/ipsec secrets ' > /etc/letsencrypt/cli.ini. Generate the certificate and get it ready for strongswan.
I'd assume changes in /etc/ipsec.secrets and /etc/ipsec.conf are to be made. My current ipsec.conf looks like this: config setup charondebug="ike 1, knl 1, cfg 0" uniqueids=no conn ikev2-vpn auto=add compress=no type=tunnel keyexchange=ikev2 fragmentation=yes forceencaps=yes ike=aes256-sha1-modp1024,3des-sha1-modp1024!
How to Set Up IPsec-based VPN with Strongswan on … Start by enabling kernel IP forwarding functionality in /etc/sysctl.conf configuration file on both VPN … ipsec.secrets¶. strongSwan's /etc/ipsec.secrets file contains an unlimited number of the following types of secrets: RSA defines an RSA private key; ECDSA defines an # sample /etc/ipsec.secrets file for 10.1.0.1 10.1.0.1 10.2.0.1: PSK "secret shared by two hosts" # sample roadwarrior %any gateway.corp.com: PSK "shared secret with many roadwarriors" # sample server for roadwarriors myip %any : PSK "shared secret with many roadwarriors" # an entry may be split across lines, # but indentation matters www ipsec.secrets - secrets for IKE/IPsec authentication DESCRIPTION The file ipsec.secrets holds a table of secrets. These secrets are used by ipsec_pluto(8), the FreeS/WAN Internet Key Exchange daemon, to authenticate other hosts. Currently there are two kinds of secrets: preshared secrets and RSA private keys. include ipsec.*.secrets # get secrets from other files Each entry in the file is a list of indices, followed by a secret. The two parts are separated by a colon (:) that is followed by whitespace or a newline. An index is an IP address, or a Fully Qualified Domain Name, user@FQDN, %any or %any6 (other kinds may come). An IP address may be vim /etc/ipsec.secrets # This file holds shared secrets or RSA private keys for authentication. # RSA private key for this host, authenticating it to any other host which knows the public part.