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Questions tagged [libreswan]

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Options for rebuilding OpenSwan box to LibreSwan without downtime?

This is all in an AWS VPC environment. We have an old Ubuntu 12.04 machine running OpenSwan which is managing a pile of VPN connections. This has worked well for us thus far, but 12.04 is no longer ...
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Issue IKEV1 for Libreswan 3.27 : no connection has been authorized with policy PSK+IKEV1_ALLOW

I'm trying to connect to a Cisco ASA 5520. I have been provided credentials : Phase1 VPN IP address (Public IP) | XXX.XXX.XXX.XXX Authentication Method | Pre-Shared Secret Encryption ...
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Libreswan Testbed in VirtualBox

I'm currently working to create a testbed in VirtualBox for two VMs with an isolated opportunistic IPSec network with LibreSwan. All services are coming up fine, but network traffic between the two ...
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AWS EC2 CentOS 7 with LibreSwan IPsec Tunnel UP (Established), No Traffic flow, cannot ping Peer encryption Domain Nodes

I have LibreSwan Setup on AWS EC2 CentOS7 instance, IPsec tunnel is established with the peer (Cisco ASA). The Tunnel is up, but I no traffic. I cannot ping the nodes at the side of the peer. Here is ...
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How do I stop a single connection?

ipsec version Linux Libreswan 3.23 (netkey) on 3.10.0-862.11.6.el7.x86_64 ipsec status show 1 connection active: Total IPsec connections: loaded 2, active 1 ipsec stop stops everything. But how ...
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How to make the libreswan the initiator of the tunnel?

I am connecting a site-to-site vpn with libreswan and it doesnt initiate the tunnel without a traffic from the other side. Is there a way to up the vpn tunnel from my side? Part of the pluto log is ...
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Configured libreswan(openswan) in google cloud vpn not working, what could be the issue?

I need to connect to a vpn from my gcloud vps. I configured openswan in a centos 7. Enabled ip forwarding by editing /etc/systemctl.conf by adding ip forwarding rule and reloaded systemctl. Added ...
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Libreswan 3.15 won't initiate opportunist encryption sessions, but 3.23 will - I need 3.15

I have two test systems - west running Libreswan 3.15 & east running Libreswan 3.23 (both are CentOS 6). Both have essentially the same configuration: east.conf (west.conf is essentially the same)...
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283 views

Libreswan IPSec IKEv2 unable to connect to multiple remote IPs

I have been beating my head against this for awhile, and I'm hoping that someone can point me in the right direction. I have a number of IPSec tunnels established, mostly from libreswan (v3.23) on ...
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573 views

LibreSwan IKEv1 XAUTH VPN server — so close and yet so far

Here's an ASCII-art diagram of my situation 192.168.10.0/24 | +---+ .7 | | A |------+ _____ +---+ | ( ) | ....