Internet Protocol Security (IPsec)

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3
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1answer
6k views

Openswan's ipsec verify fails on “Two or more interfaces found, checking IP forwarding”

I'm trying to set an L2TP/IPsec VPN. I have installed openswan from the repository on Ubuntu 13.04 Section: universe/net Architecture: amd64 Version: 1:2.6.38-1 and configured it following the ...
0
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0answers
26 views

VPN between Ubuntu server using OpenSwan AND Cisco ASA 5510

I have tried all manner of combinations and settings file and I have not been successful in getting my ipsec connection/tunnel up. My ipsec.conf is as follows conn myconnection authby=secret ...
0
votes
1answer
246 views

L2TP Network Manager plugin cannot be installed

I'm using ubuntu 15.10 and a beginner of Linux/GNU system. I know almost next to nothing about VPN's detail too. So the terminology about VPN might be wrong. I and my colleagues use a server with ...
0
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0answers
29 views

What's a good ipsec client for ubuntu 15.10?

What's a good ipsec client for ubuntu 15.10? The vpn server is libreswan l2tp. The vpnc client for mac/windows connects on 'main' mode but vpnc is forcing 'aggressive' mode. Is it possible to turn ...
0
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0answers
21 views

Configure access IPSec VPN

I followed this tutorial word for word: https://www.digitalocean.com/community/tutorials/how-to-set-up-an-openvpn-server-on-ubuntu-14-04 The server is running and I know its external IP. I'm faced ...
0
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0answers
16 views

Multiple problems with aead in ip-xfrm

According to my, possibly misinformed, understanding of IPsec ESP, aead, enc, and auth/auth-trunc perform non-overlapping functions: * aead: create ICV as checksum of encrypted payload * enc: encrypt ...
1
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0answers
43 views

Ubuntu 15.1 L2TP with MSCHAP

I have a client that wants to use their existing VPN that utilizes L2TP with MSCHAP.. I see that 15.1 does not use OPENSWAN but uses Secure SWAN. I installed that with apt-get install strongswan ...
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0answers
31 views

OpennSwan Ipsec Client with Cisco ASA/3000

I've tried a week without any success to setup IPsec ESP authentication via a CISO ASA. This is the topology I'm trying to achieve . I want to connect to the network which is on the back of CISCO ...
0
votes
1answer
86 views

Which VPN to choose?

I need to setup a VPN which is compatible with iOS devices (IPSec / L2TP / IKEv2, no PPTP please). My requirements are: Encrypted connection to a single server (with a critical application on it ...
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0answers
37 views

xl2tpd LAC only works with 1st assigned IP in range

I have l2tp/ipsec vpn with a PSK serving ips out of a range to authenticated domain users. I am able to connect a remote user when assigned the first IP out of the range. I am unable to connect any ...
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0answers
54 views

How to create a VPN/IPSEC between two servers

I want to create a VPN/IPSEC between my two servers ubuntu 14.04. What tool should I use and how to configure it. thank you.
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0answers
50 views

Connecting to a IPSec/L2TP VPN with certificate, key and password

I'm having trouble connecting to a customer's network via IPSec/L2TP from Ubuntu. I successfully connected from a Windows machine, so I know that the VPN is working. I have been given two ...
0
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0answers
33 views

ip xfrm with encap espinudp

I am not able to configure ip xfrm with encap espinudp. ip xfrm state add src 10.60.60.31 dst 172.24.1.178 proto esp spi 0x5fca3acb reqid 212013014 mode tunnel replay-window 0 auth-trunc sha12 ...
17
votes
2answers
8k views

Where to add the Pre-Shared Key for the Server Authentication with Network Manager for L2TP/IPSEC?

Previously, I was trying to figure out how to install the L2TP/IPSEC manager code. I guess Ubuntu/Canonical switched away from OpenSwan to StrongSwan, but didn't really announce it. So that was ...
0
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0answers
1k views

L2TP/IPsec NetworkManager plugin using only username, password and PSK

I've Googled around and found three GUI methods to configure L2TP/IPsec VPN (the last of which is not a NM plugin, but a standalone program): network-manager-l2tp I'd have preferred to use this ...
2
votes
1answer
2k views

How do I connect to an L2TP IPSec VPN using a PSK on 15.04?

I've installed StrongSwan and the network manager helper and I have the options in the applet for VPN, but it only supports certificate configuration, not PSK entry. I've tried to add the PSK into ...
0
votes
1answer
233 views

L2TP/IPSec VPN Connection

On OS X, there's an option for L2TP/IPSec VPN in network connections where it lets you enter an IP Address, Username, Password, and Shared Secret. I downloaded Strongswan in Ubuntu, but do not see ...
0
votes
1answer
1k views

Setting up ipsec/l2tp/psk VPN

I am having a hard time getting a VPN setup - can someone point me in the right direction? I am connecting to a fortigate firewall and need l2tp/ipsec/psk support - im using ubuntu studio 14.04
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0answers
142 views

Open Swan - L2TP/IPSEC connection drops Ubuntu Studio 14.04

Since I cannot get an ipsec connection using strongswan I rolled my machine back to openswan and am using the Werner Jaeger L2TP IPsec VPN Manager 1.0.9. Not too sure where to go from here - for the ...
1
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0answers
946 views

How to configure IPSec VPN on Ubuntu 15.04

In order to connect to the VPN I only need a few configuration options: server.domain.name PSK user pass What is the proper way to configure an IPSec VPN connection on my Ubuntu 15.04? I installed ...
0
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0answers
285 views

how can create l2tp vpn conncection and disable IPSec in 15.04?

My company give me just username and pasword with the server address for L2TP vpn connection and say to disable IPSec for connecting, They are have Win and Mac Tutorial for using the VPN but don't ...
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0answers
62 views

How to connect to a VPN using ubuntu 12.04?

One of my friends Shared his VPN credentials with me. Now I have VPN Address: vpn.example.com VPN User: user1 VPN Pass: 4321456fvg VPN Shared Key: ThisIsPassKey Server Name: Odoo-01 Server IP: ...
0
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1answer
313 views

Starting service 'ipsec' tries to run uninstalled OpenSwan instead of StrongSwan

I installed OpenSwan to setup VPN server. It was not enough for my requirements so I had to uninstall it. Later, I installed StrongSwan to handle IPsec VPN. Now all my StrongSwan configuration is ...
0
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0answers
107 views

How to access a IPSec VPN from ubuntu server 14.04

We have configured IPSec VPN in our office using fortigate firewall device 40C. We have a two ubuntu server 14.04 one in office and the other in my home. The server in my home will rsync the datas ...
3
votes
1answer
66 views

Juju action requirement missing. Why?

I'm having a lot of trouble with passing the required parameters to a Juju Action. This is the contents of my actions.yaml: create-root-cert: description: "Generate a Root CA Certificate" params: ...
0
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2answers
1k views

strongSwan 5.1.2 on Ubuntu Trusty (14.0.4) and AppArmor

I've configured VPN on Ubuntu Trusty with strongSwan 5.1.2 and connections are OK. Daemon is running as root. But when i execute any stroke command via ipsec wrapper in Bash (root connection), it ...
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0answers
296 views

IPSec site-to-site VPN - behind router

I want to setup site-to-site VPN between two routers. On one site is an Ubuntu router marked "A", on the other site is a Cisco small business router marked "C". Here you can see the draft: ...
1
vote
1answer
4k views

Do I need to install a package (openSWAN or strongSWAN maybe) to use ipsec?

I want to connect to a windows share that only accepts ipsec transport mode. I have a list of security policies and a shared secret. I've skimmed through the man page on ipsec.conf on the web and it ...
2
votes
1answer
10k views

VPN between Ubuntu server (14.04.1 LTS ) AND Cisco ASA 5510

I have an Ubuntu server (14.04.1 LTS ) that should connect to a Cisco ASA 5510 (Adaptive Security Appliance). I have tried - to use Racoon without any success. Not even phase 1 is successful. The ...
1
vote
2answers
494 views

Why do I get permission denied error when configuring IPsec on Ubuntu?

When I try to edit the ipsec tools I get the permission denied error. $ /etc/ipsec.conf bash: /etc/ipsec.conf:permission denied. How can I solve this problem?
2
votes
1answer
11k views

how do I connect to a VPN with ipsec?

I created a config file for my FritzBox 7390 after this german tutorial Now I want to configure my Network-Manager but there is no option for ipsec. Do I need additional packages? I tried to ...
2
votes
0answers
659 views

L2TP/IPSec VPN configuration for Ubuntu 13.10 Desktop

My first question here, and I hope someone can help me out. I manage an Astaro/Sophos ASG220 UTM9 fw 9.106-17, and I have an L2TP\IPSec VPN object configured using a pre-shared key for ...
1
vote
1answer
296 views

can't ssh using l2tp-ipsec-vpn on 13.10

I am connecting to my office using l2tp-ipsec-vpn v 1.0.9 on Ubuntu 13.10. The connection succeeds, and i can ping to internal servers at the office, however when i attemp to ssh to these servers the ...
0
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3answers
2k views

OpenVPN vs. IPSec - which one is faster for tunneling?

Complexity of installation of IPSec is not an issue. I would like to know which one will provide a faster connection for tunneling.
0
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1answer
519 views

Aruba VPN configuration for Ubuntu Server 12.04

I need to configure VPN client for Aruba Intranet Access. Aruba provides VPN clients only for Windows, Mac and Android not for Linux. May be someone can help me to configure Linux server? Thank you ...
1
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0answers
1k views

how to connect to ipsec VPN using Ubuntu 13.10

I used L2TP IPsec VPN Manager until upgrading to 13.10 It worked previously. But now it does not work. The ipsec server (Fortigate firewall, logs everything as just fine, then says the client ...
13
votes
1answer
2k views

What am I doing wrong with racoon on ubuntu precise?

I have a working racoon ipsec vpn setup on an ubuntu lucid server. To set it up, I just did an apt-get on the ipsectools package and configured the racoon.conf file. If I take the exact same steps, ...
0
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0answers
3k views

IPSec L2TP VPN server on Ubuntu; IPsec SA established, but tunnel doesn't work

I want to setup a L2TP VPN on Ubuntu Raring (13.04) in order to connect to my home network. I was able to successfully establish IPSec SA but tunneling doesn't seem to be worked :( I have disabled ...
0
votes
2answers
7k views

How do I get KLIPS or NETKEY on 11.10 server?

I'm attempting to run OpenSWAN on my Ubuntu11.10 server. All I've done so far is install openswan from the package manager and attempt to set up conf files. However, IPSec support seems to be broken, ...
0
votes
1answer
262 views

Can I have ipsec-tools working for non standard ports?

I was trying to set up a manually-keyed connection via ipsec-tools between two ubuntu 12.04 servers, following this simple tutorial, but one of that two servers, has just a range of ports 3000 .. 3100 ...
3
votes
1answer
216 views

IPsec & cypharing algorithm Linux Ubuntu

What is the package that contain the implementation of IPsec and what is the package that contain the implementation of cypher algorithms that IPsec uses for enctiption?
1
vote
1answer
2k views

How to setup IPSec with Amazon EC2

How to setup an IPSec connection from my ubuntu laptop to Amazon EC2 instance? I tried setting it up using elastic IP and VPC with the following openswan configuration but it is not working. conn ...
2
votes
1answer
3k views

Creating TUN device for IPSEC

Is it possible to create a separate device (like tun made by openvpn) for ipsec? If yes how can I do it?