openwrt - ipsec | 夢想家
https://datahunter.org/openwrt_ipsec05.02.2013 · /etc/ipsec.d: Folder for certificates # ipsec.conf - strongSwan IPsec configuration file # basic configuration config setup # plutodebug=all # crlcheckinterval=600 # strictcrlpolicy=yes # cachecrls=yes # nat_traversal=yes # charonstart=no # plutostart=no # Add connections here.
[OpenWrt Wiki] IPsec Firewall
openwrt.org › docs › guide-userNov 11, 2020 · The experienced reader may notice that nowhere iptables IPsec policy rules are used (-m policy –pol ipsec). The reason for that is a special VPN scenario where both tunnel ends use overlapping IP addresses. In this case we have do use source NAT (network address translation) rules. SNAT is only available in the POSTROUTING nat table. At this ...
OpenWrt Forum Archive
https://forum.archive.openwrt.org/viewtopic.php?id=2148221.08.2009 · Ive added the packages: openswan (and dependancies: kmod-openswan, etc), ntpclient, and ipsec-tools. I have a basic ipsec.conf: # /etc/ipsec.conf - Openswan IPsec configuration file. version 2.0 # conforms to second version of ipsec.conf specification # basic configuration config setup nat_traversal=yes
[OpenWrt Wiki] Libreswan L2TP/IPsec
openwrt.org › docs › guide-userSep 27, 2021 · This basically lets IP type 50 and 51 packets trough, this is IPsec ah and esp packets. It also opens up port 500/udp traffic, this is used for the IKE protocol that is used by IPsec to manage encryption keys. Lastly port 4500/udp is opened, this is used when ipsec operates in NAT traversal mode, e.g. when the client is behind a NAT.
OpenWrt Forum Archive
https://forum.archive.openwrt.org/viewtopic.php?id=4367321.04.2013 · OpenWrt Forum Archive. Post #1. nap. 21 Apr 2013, 10:08. I've tried to find some tutorials, but most of them is about setting up OpenWRT server, not client. So, I just tried to install openswan and xl2tpd and copy good configuration from Linux PC. Connection goes fine, pppd connects and gets IP address: