Installation
- apt update
- apt install strongswan strongswan-swanctl
Voraussetzungen
- Beide Systeme: Linux mit strongSwan und VICI-Unterstützung (swanctl)
- Nur VICI (swanctl), keine ipsec.conf oder ipsec.secrets
- XX eigene Seite, gegenüberliegende Seite YY
Szenario
| Einstellung |
links |
rechts
|
| VPN-GW-IP Address |
192.168.5.193 |
192.168.5.194
|
| Internes Netz |
172.26.193.0/24 |
172.26.194.0/24
|
| Pre-Shared Key (PSK) |
123Start$
|
| Phase 1 |
AES256 – SHA256 – DH16(modp4096)
|
| Phase 2 (esp) |
AES256 – SHA256 – DH16(modp4096)
|
Die linke Seite
- cat /etc/swanctl/conf.d/site-to-site.conf
connections {
site-to-site {
local_addrs = 192.168.5.193
remote_addrs = 192.168.5.194
mobike = no
local {
auth = psk
id = 192.168.5.193
}
remote {
auth = psk
id = 192.168.5.194
}
children {
net {
local_ts = 172.26.193.0/24
remote_ts = 172.26.194.0/24
esp_proposals = aes256-sha256-modp4096
start_action = start
close_action = none
dpd_action = restart
mode = tunnel
}
}
version = 2
proposals = aes256-sha256-modp4096
}
}
secrets {
ike-1 {
id-1 = 192.168.5.193
id-2 = 192.168.5.194
secret = "123Start$"
}
}