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Changes for page VPN Access

Last modified by Thomas Coelho (local) on 2024/09/03 14:41
From version 4.2
edited by Thomas Coelho (local)
on 2024/09/03 14:33
Change comment: There is no comment for this version
To version 3.1
edited by Thomas Coelho
on 2022/10/18 14:57
Change comment: There is no comment for this version

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1 -XWiki.coelho
1 +XWiki.thw
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24 24  This configuration routes all traffic trough ITP. This is useful if you want to download papers, which are restricted to the university network.
25 25  The second examples only routes the traffic going directly to the ITP trough the VPN and leaves your default gateway untouched. The only difference is the missing 'redirect-gateway' statement [http://th.physik.uni-frankfurt.de/~thw/vpn/all-via-itp.ovpn]
26 26  
27 -{{code language="none"}}
28 -client
27 +{{{client
29 29  dev tun
30 30  proto udp
31 31  nobind
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36 36  auth-user-pass
37 37  ca private-ca-itp.crt
38 38  # Comment this, if you don't want to redirect the default gateway
39 -redirect-gateway def1
40 -{{/code}}
38 +redirect-gateway def1
39 +}}}
41 41  
42 42  Download our CA (Certificate of Authority) [http://th.physik.uni-frankfurt.de/~thw/vpn/private-ca-itp.crt] and store it in the same place. This file is needed for the verification of the authenticity of the server.
43 43  
44 44  For only accessing internal services and routing your the normal traffic to your normal uplink use the following configuration: [http://th.physik.uni-frankfurt.de/~thw/vpn/itp.ovpn]
45 45  
46 -{{code language="none"}}
45 +<pre>
47 47  client
48 48  dev tun
49 49  proto udp
... ... @@ -54,30 +54,32 @@
54 54  resolv-retry infinite
55 55  auth-user-pass
56 56  ca private-ca-itp.crt
57 -{{/code}}
56 +</pre>
58 58  
59 59  
60 60  === Start the VPN connection ===
61 61  
62 62  Open a terminal and change to the path where the vpn config file is stored. Start the connection with
63 -\\ sudo openvpn itp.ovpn
62 +
63 + sudo openvpn itp.ovpn
64 64  
65 65  where itp.ovpn is the name of the config file. openvpn needs root access, therefore you must enter your local password for sudo. After this you have to enter your ITP credentials (Username and Password).
66 66  
67 67  If everything went fine the output will look like:
68 68  
69 -{{{Fri Dec 7 15:03:00 2012 WARNING: Make sure you understand the semantics of tls-remote before using it (see the man page).
70 -Fri Dec 7 15:03:00 2012 NOTE: OpenVPN 2.1 requires 'script-security 2' or higher to call user-defined scripts or executables
69 +<pre>
70 +Fri Dec 7 15:03:00 2012 WARNING: Make sure you understand the semantics of --tls-remote before using it (see the man page).
71 +Fri Dec 7 15:03:00 2012 NOTE: OpenVPN 2.1 requires '--script-security 2' or higher to call user-defined scripts or executables
71 71  Fri Dec 7 15:03:00 2012 UDPv4 link local: [undef]
72 72  Fri Dec 7 15:03:00 2012 UDPv4 link remote: [AF_INET]141.2.246.2:1194
73 -Fri Dec 7 15:03:00 2012 WARNING: this configuration may cache passwords in memory use the auth-nocache option to prevent this
74 +Fri Dec 7 15:03:00 2012 WARNING: this configuration may cache passwords in memory -- use the auth-nocache option to prevent this
74 74  Fri Dec 7 15:03:00 2012 [FIAS-ITP_Generic_VPN_Service] Peer Connection Initiated with [AF_INET]141.2.246.2:1194
75 75  Fri Dec 7 15:03:02 2012 TUN/TAP device tap0 opened
76 76  Fri Dec 7 15:03:02 2012 do_ifconfig, tt->ipv6=0, tt->did_ifconfig_ipv6_setup=0
77 77  Fri Dec 7 15:03:02 2012 /sbin/ifconfig tap0 10.63.131.1 netmask 255.255.0.0 mtu 1500 broadcast 10.63.255.255
78 -Fri Dec 7 15:03:02 2012 Initialization Sequence Completed}}}
79 +Fri Dec 7 15:03:02 2012 Initialization Sequence Completed
80 +</pre>--
79 79  
80 -
81 81  Termiate the session by pressing Ctrl-C in this terminal.
82 82  
83 83  == OpenVPN for Windows 10 ==
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92 92  
93 93  You need to copy/save both files to C:/Users/'yourusername'/OpenVPN/config/, where 'yourusername' is your local username. In the picture below, the directory with the two needed files in it for a german Windows 10 is shown (for the username 'user'). (For both is assumed that 'C' is, as for most Windows systems, your main hard drive.)
94 94  
95 -[[image:File_Openvpn-win10-1.png]][[image:File_Openvpn-win10-1.png]]
96 +[[File:Openvpn-win10-1.png|center]]
96 96  
97 97  If 'OpenVPN GUI' is started, you can find it in the lower right corner where the minisymbols are. Most likely you need to click on the small arrow first. It is the symbol with the computer screen and the lock symbol. Right click on the symbol and you get a menu where the first option is to connect. Click this option. This menu has less entries if the settings are not found. Then control the previous step.
98 98  
File_Openvpn-win10-1.png
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