Tag Archives: VPN

How to install Cisco VPN client on Ubuntu Hardy Heron 8.04 64 bit

UPDATE: A new client for linux (4.8.02.0030) is out. You no longer need the patch for 2.6.24+ kernel (vpnclient-linux-2.6.24-final.diff). However a patch for 64 bit systems is still required and the CFLAGS variable in Makefile must be changed to EXTRA_CFLAGS.
I assume that you have the latest version 4.8.01.0640 and the required packages for compiling.
If you [...]

Error 56: The Cisco Systems, Inc. VPN Service has not been started

On some systems there is this problem with Cisco VPN service: cvpnd.exe must be excuted before you run the ipsecdialer.exe ( the GUI for the client ). But even if you start the service per hand in service.msc, it got killed in a few seconds after thus you can not run the client.
To work around [...]

With kernel 2.6.24 you will need a patch to install Cisco VPN Client

UPDATE: A new client for linux (4.8.02.0030) is out. You no longer need the patch for 2.6.24+ kernel on 32 bit systems. However a patch for 64 bit systems is still required. Please click on the link right below to see the howto for 64bit.
UPDATE: 64 bit systems are a bit more complicated, please see [...]

Cisco VPN now runs on linux 64 bit systems

Errm … with a patch. Cisco hasn’t released a new version for Linux yet.
Quick guide: ( I assume you knew all the requirements to install the Cisco client )

Go to the extracted vpn directory
wget http://tuxx-home.at/projects/cisco-vpnclient/cisco_skbuff_offset.patch
patch < cisco_skbuff_offset.patch
sudo ./vpn_install

That’s it.

Cisco VPN Client: Reason 412 - The remote peer is no longer responding

The error: “Secure VPN connection terminated locally by the Client. Reason 412. The remote peer is no longer responding” means that the software VPN Client detected that the VPN server is not responding anymore and deleted the connection. This is caused by several different issues, for example:

The user is behind a firewall that is blocking [...]

How to fix Cisco VPN Client error 442 on Windows Vista

Everyone has dealed with Cisco VPN Client on Vista probably knows the notorious Error 442 - Failed to enable virtual adapter. AFAIK this is a bug from Cisco that stays unfixed for at least 5 months (from the version 5.0.00.0340 released on May 2007 uptill now). Whether it is Cisco or Microsoft to point the [...]

Can not compile Cisco VPN client on openSUSE 10.3 64bit

Update: as i guessed, this appears to be a bug from revision 4.8.00.0640, the older 0490 works just fine on my Ubuntu 64 bit (with the patch of course)
Just got the new openSUSE 10.3 on my work PC with 64 bit kernel set up and like i expected, there are errors during compiling the [...]

Using Firestarter with Cisco VPN Client

Although fs-security ( the company behind Firestarter ) states that the firewall works out of the box with the Cisco VPN client when transparent tunneling is enabled, it seems that it’s not true. When the firewall is on, i can connect to my VPN server though, but all others services don’t work at all [...]