auth:howto:linux:vpnclient
Differences
This shows you the differences between two versions of the page.
Both sides previous revisionPrevious revisionNext revision | Previous revisionNext revisionBoth sides next revision | ||
auth:howto:linux:vpnclient [2008/05/04 23:36] – kohofer | auth:howto:linux:vpnclient [2019/01/16 10:03] – external edit 127.0.0.1 | ||
---|---|---|---|
Line 1: | Line 1: | ||
- | ===== VPN (Virtual Private Network) at the Free University of Bolzano/ | + | ====== VPN (Virtual Private Network) at the Free University of Bolzano/ |
- | ==== Infos regarding the usage of VPN ==== | + | ===== Infos regarding the usage of VPN ===== |
- | http://www.unibz.it/ict/vpn/ | + | https://knowledge.scientificnet.org/workspace/#nd=ab7442f9-c4d0-4ffc-a4f7-1e0d84515cc9& |
+ | ==== Instructions for MacOS X ==== | ||
- | ==== Instructions for Windows 98, ME, NT 4.0, 2000 and XP ==== | + | We recommend to download |
- | http://www.unibz.it/ict/vpn/win/index.html?LanguageID=EN | + | |
- | ==== Instructions for MacOS X 10.2-10.4 ==== | + | === Unsupported |
- | http:// | + | |
+ | Download, unpack (doubleclick), | ||
+ | {{: | ||
+ | Under Network settings a new item should appear: | ||
+ | * VPN (IPSec) | ||
+ | * change username to your username | ||
+ | * click Connect and enter your password | ||
+ | === Uninstalling if installation is corrupt in MacOSx === | ||
- | ==== Instructions for Linux ==== | + | Uninstallation has to be done by running this command on terminal: |
- | 1. Download and install the kernel headers corresponding to the kernel in use. Some distributions name this package kernel-headers, | + | sudo / |
- | # sudo apt-get install kernel-headers-`uname -r` | + | Should the uninstallation |
- | or | + | |
- | # sudo apt-get install linux-headers-`uname -r` | + | |
- | You can get the version of your kernel by issuing the following command: | + | sudo pkgutil --forget com.cisco.pkg.anyconnect.vpn |
- | # uname -a | ||
- | A valid version number could be, for example, 2.6.12-9-386. | + | === Instructions |
- | 2. Download and install | + | - Press Settings |
+ | - Choose General | ||
+ | - Nearly at the end, click VPN | ||
+ | - Next click: Add VPN Configuration... | ||
+ | - **Type:** IPSec | ||
+ | - **Description: | ||
+ | - **Server:** vpn.scientificnet.org | ||
+ | - **Account: | ||
+ | - **Password: | ||
+ | - **Group Name:** Unibz | ||
+ | - **Secret:** < | ||
+ | NrW2z9sj8g3kjJrzXxJwRPbIRNInWakL | ||
+ | </ | ||
+ | - Press Done in upper right corner of window | ||
+ | - Status: Slide Button to the right to connect | ||
+ | - Enter Password if not already entered above | ||
- | https:// | + | ===== Instructions for Linux vpnc Client (recommended) ===== |
- | 2.1 Download and install the vpnclient via wget: | + | 1. Install vpnc |
- | Substitute the notation X Z with your university network' | + | sudo apt-get install vpnc |
- | wget --no-check-certificate --http-user=X --http-password=Z https:// | + | 2. For Unibz: |
- | 3. Untar the source of vpnclient and install it. | + | * Create configuration file unibz.conf. Download from here: {{: |
- | Depending on the Linux Distribution you might need to install '' | + | |
+ | 2.a For Eurac: | ||
+ | |||
+ | * Create configuration file eurac.conf. Download from here: {{: | ||
- | sudo apt-get install make gcc-3.4 | + | <note important> |
+ | |||
+ | <note important> | ||
+ | |||
+ | |||
+ | For Unibz: | ||
+ | |||
+ | | ||
+ | |||
+ | < | ||
+ | ####################################### | ||
+ | IPSec gateway vpn.unibz.it | ||
+ | IPSec ID Unibz | ||
+ | IPSec obfuscated secret 06294C134E0BEBDA4B449B56BFD305D35D12DABF4044EDB6794926C2CA6D5AEDFE6342DF190E566EB11215DDC1591D5CB6ABEBEB593693C6D0B2077D78034B6AFEEA3221E77F4 | ||
+ | C9858DD711AA8DE58F6 | ||
+ | Xauth username your-windows-login | ||
+ | # e.g. Xauth username fmoser (not fmoser@unibz.it) | ||
+ | ####################################### | ||
+ | </ | ||
+ | |||
+ | apply this rights: | ||
+ | |||
+ | sudo chmod 600 / | ||
+ | |||
+ | sudo chown root.root / | ||
+ | |||
+ | < | ||
+ | sudo ls -l / | ||
+ | -rw------- 1 root root 250 2009-05-02 15:54 / | ||
+ | </ | ||
+ | |||
+ | For Eurac: | ||
+ | |||
+ | sudo vi / | ||
+ | |||
+ | < | ||
+ | ####################################### | ||
+ | IPSec gateway vpn.scientificnet.org | ||
+ | IPSec ID Eurac | ||
+ | IPSec obfuscated secret 56A1CD68CC3AD33B48DB0F727ADDBC0A354DE3287D15C8526ED4CEDE4BC2ACDD1BB2460BC2354671A405F6150EA7C294C4DBC4CF9FFE45873BECAD3A2A738C5053BE34F709D592B50AD5BC472CDFF350 | ||
+ | Xauth username your-windows-login | ||
+ | # e.g. Xauth username fmoser (not fmoser@eurac.edu) | ||
+ | ####################################### | ||
+ | </ | ||
+ | |||
+ | apply this rights: | ||
+ | |||
+ | sudo chmod 600 / | ||
+ | |||
+ | sudo chown root.root / | ||
+ | |||
+ | < | ||
+ | sudo ls -l / | ||
+ | -rw------- 1 root root 250 2009-05-02 15:54 / | ||
+ | </ | ||
+ | |||
+ | 3. Start vpnc | ||
+ | |||
+ | For Unibz: | ||
+ | |||
+ | sudo vpnc-connect --domain unibz unibz | ||
+ | |||
+ | This will first ask for your sudo password and then | ||
+ | your < | ||
+ | |||
+ | For Eurac: | ||
+ | |||
+ | sudo vpnc-connect --domain eurac eurac | ||
+ | |||
+ | This will first ask for your sudo password and then | ||
+ | your < | ||
+ | |||
+ | |||
+ | 4. Stop vpnc | ||
+ | |||
+ | sudo vpnc-disconnect | ||
+ | |||
+ | |||
+ | ==== Possible errors ==== | ||
+ | |||
+ | If you get the following error: | ||
+ | try adding the line below to your configuration file (unibz.conf) | ||
+ | |||
+ | **NAT Traversal Mode cisco-udp** | ||
+ | |||
+ | ---- | ||
+ | |||
+ | When one attempts to connect to their VPN after installing and configuring vpnc on Ubuntu Oneiric, | ||
+ | the following error occurs: | ||
+ | |||
+ | < | ||
+ | root@ubuntu: | ||
+ | Error: either " | ||
+ | </ | ||
+ | |||
+ | It appears that the Ubuntu package vpnc comes with an old version of vpnc-script.\\ | ||
+ | This script is what sets up all the addresses and routes for you. The OpenConnect project\\ | ||
+ | provides an updated / revised release of this script. Download the latest copy from [[http:// | ||
+ | Replace the vpnc-script script that comes with the Ubuntu vpnc package: / | ||
+ | |||
+ | ---- | ||
+ | |||
+ | Access via ssh not possible, MTU value to high! | ||
+ | |||
+ | In some cases the MTU value is too high, which results in an very strange | ||
+ | situation: ping works, but ssh hangs at this point: | ||
+ | |||
+ | ... | ||
+ | debug1: sending SSH2_MSG_KEX_ECDH_INIT | ||
+ | debug1: expecting SSH2_MSG_KEX_ECDH_REPLY | ||
+ | |||
+ | |||
+ | There are 2 bug reports for this:\\ | ||
+ | |||
+ | https:// | ||
+ | https:// | ||
+ | |||
+ | and a possible solution/ | ||
+ | |||
+ | https:// | ||
+ | |||
+ | Check the current MTU value: | ||
+ | |||
+ | ip link | grep mtu | ||
+ | |||
+ | Set MTU value on interface eth0 to 1392 | ||
+ | |||
+ | / | ||
+ | |||
+ | |||
+ | ==== Decode Group Password ==== | ||
+ | |||
+ | [[https:// | ||
+ | |||
+ | |||
+ | ===== Instructions for Linux Cisco AnyConnect Client ===== | ||
+ | |||
+ | === Installation === | ||
+ | |||
+ | 1. Open with your browser (tested with firefox 11.0) the following URL: | ||
+ | |||
+ | https:// | ||
+ | |||
+ | 2. Enter your Username and password, then press **Login** | ||
+ | |||
+ | 3. A " | ||
+ | in /opt/cisco of your Platform. | ||
+ | |||
+ | 4. Press **Run** on the " | ||
+ | |||
+ | {{: | ||
- | # tar xfz vpnclient-linux-x86_64-4.8.01.0640-k9.tar.gz | + | 5. In order to install Cisco AnyConnect, Admin (sudo) rights are required; a Window opens,\\ |
+ | enter your local password. | ||
- | < | + | {{: |
- | For Hardy Heron 8.04 Kernel (2.6.24-xx) follow this instructions: | + | 6. The Cisco AnyConnect is installed and running, you can close the URL. |
- | # cd vpnclient | + | {{: |
- | + | ||
- | # sudo ./ | + | |
- | You will get some messages and you will be requested to answer to some questions: | + | === Launching Cisco AnyConnect GUI === |
- | Directory where binaries will be installed [/ | + | This allows you to connect and disconnect |
- | + | ||
- | Automatically start the VPN service | + | |
- | + | ||
- | Directory containing linux kernel source code [/ | + | |
- | You only have to modify the predefined answers if they do not correspond to your actual situation. | + | / |
- | If everything works, you will see some compilation messages and then the installation program will stop. | + | |
- | 4. Download | + | Please note the vpnagentd must be running for this |
- | https://pro.unibz.it/vpn/profiles/unibz/Free%20University%20of%20Bozen-Bolzano.zip | + | * ps auxww | grep vpn |
+ | < | ||
+ | root 1759 0.0 0.3 17984 7644 ? S 12:58 0:00 /opt/cisco/anyconnect/bin/vpnagentd | ||
+ | </code> | ||
- | 4.1 Download the unibz.pcf configuration file from the site of the university via wget: | + | === Launching Cisco AnyConnect NON-GUI === |
- | Substitute the notation XXX ZZZ with your university network' | + | This allows you to connect |
- | wget --no-check-certificate --http-user=XXX --http-password=ZZZ https://pro.unibz.it/vpn/profiles/unibz/ | + | * /opt/cisco/anyconnect/bin/vpn |
- | 5. Unzip the configuration file and copy it to the correct location: | + | < |
+ | Cisco AnyConnect Secure Mobility Client (version 3.0.5080) | ||
- | # unzip "Free University of Bozen-Bolzano.zip" | + | Copyright (c) 2004 - 2011 Cisco Systems, Inc. |
- | + | All Rights Reserved. | |
- | # sudo cp "Free University of Bozen-Bolzano.pcf" | + | |
- | 6. Initialize the vpnclient: | ||
- | # sudo /etc/init.d/ | + | >> state: Disconnected |
+ | >> state: Disconnected | ||
+ | >> notice: Ready to connect. | ||
+ | >> registered with local VPN subsystem. | ||
+ | VPN> connect vpn.unibz.it | ||
+ | connect vpn.unibz.it | ||
+ | >> contacting host (vpn.unibz.it) for login information... | ||
+ | >> notice: Contacting vpn.unibz.it. | ||
+ | VPN> | ||
+ | >> Please enter your username and password. | ||
+ | 0) clientless | ||
+ | 1) scientificnetwork | ||
+ | Group: [clientless] | ||
- | 7. You can now start the vpnclient using sudo: | + | Username: < |
+ | Password: | ||
+ | >> state: Connecting | ||
+ | >> notice: Establishing VPN session... | ||
+ | >> notice: Checking for profile updates... | ||
+ | >> notice: Checking for product updates... | ||
+ | >> notice: Checking for customization updates... | ||
+ | >> notice: Performing any required updates... | ||
+ | >> state: Connecting | ||
+ | >> notice: Establishing VPN session... | ||
+ | >> notice: Establishing VPN - Initiating connection... | ||
+ | >> notice: Establishing VPN - Examining system... | ||
+ | >> notice: Establishing VPN - Activating VPN adapter... | ||
+ | >> notice: Establishing VPN - Configuring system... | ||
+ | >> notice: Establishing VPN... | ||
+ | >> state: Connected | ||
+ | >> notice: Connected to vpn.unibz.it. | ||
+ | VPN>exit | ||
- | $ sudo vpnclient connect unibz | ||
- | You will see some messages and then you will be requested to insert your username and password: | + | </ |
- | Cisco Systems VPN Client | + | === Uninstalling the AnyConnect |
- | Copyright (C) 1998-2007 Cisco Systems, Inc. All Rights Reserved. | + | |
- | Client Type(s): Linux | + | |
- | Running on: Linux 2.6.22-14-generic #1 SMP Tue Dec 18 08:02:57 UTC 2007 i686 | + | |
- | Config file directory: / | + | |
- | Initializing the VPN connection. | + | The client comes with an uninstallation script |
- | Contacting the gateway at 193.206.186.111 | + | |
- | User Authentication for unibz... | + | |
- | Enter Username and Password. | + | * sudo / |
- | Username []: X | + | However it doesn' |
- | Password []: Z | + | You can clean up what it leaves behind by deleting the directory /opt/cisco/ and /opt/.cisco/ |
- | Authenticating user. | + | |
- | Negotiating security policies. | + | |
- | | + | |
- | Your VPN connection is secure. | + | * sudo rm -r /opt/cisco /opt/.cisco |
- | VPN tunnel information. | + | Per-user configuration |
- | Client address: 172.21.204.1 | + | |
- | Server address: 193.206.186.111 | + | |
- | Encryption: 128-bit AES | + | |
- | Authentication: | + | |
- | IP Compression: | + | |
- | NAT passthrough | + | |
- | Local LAN Access is disabled | + | |
- | Please notice that you will have to leave the console open in order to have the VPN running. | ||
/data/www/wiki.inf.unibz.it/data/pages/auth/howto/linux/vpnclient.txt · Last modified: 2022/06/20 11:40 by kohofer