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Last modified by Denisa Wernerová on 10.09.2024 14:03
From version 1.3
edited by Denisa Wernerová
on 31.07.2015 08:13
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To version 4.2
edited by Denisa Wernerová
on 23.08.2024 13:38
Change comment: There is no comment for this version

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Title
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1 - Problems connecting via VPN
1 +Problems connecting via VPN
Content
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1 1  If VPN concentrator after connection does not require login and password, please check your connection to VPN concentrator by using command:
2 2  
3 3  * From internet: **ping vpn.vsb.cz**
4 -
5 -(Enter ping command similary like [[here>>doc:tuonet.ping]].)
6 -If server do not respond there is very likely problem with your network connection. (% style="color: rgb(204, 0, 0);" %)Ask your provider for help(%%).
7 -
4 +\\(Enter ping command similary like [[here>>doc:tuonet.sit-nastaveni.ping.WebHome]].)
5 +If server do not respond there is very likely problem with your network connection. (% style="color:#cc0000" %)Ask your provider for help(%%).
8 8  
9 9  VPN concentrators have no capacity limits.
10 -
11 11  
12 -If login and password is requied again and again, you are probably entering bad login or password. You may check if your password is not blocked [[here>>url:http://innet.vsb.cz/cs/osobni-agenda/pomoc/problemy-s-prihlasenim/]].
9 +If login and password is requied again and again, you are probably entering bad login or password. You may check if your password is not blocked [[here>>url:https://innet.vsb.cz/cs/uzivatelsky-ucet/potrebuji-poradit/problemy-s-prihlasenim/]].
13 13  
14 14  Also check if your access was not blocked due sharing (check your academic email).
15 -
16 16  
17 17  Often there are problems with firewall settings or antivirus malfunction. Try deactivate them temporarily and connect again.
18 -
19 19  
20 -If you are connected to internet via SOHO router, problem might be there. Try to update firmware to the lastest version. We also register this problem at some TP-Link routers.
21 -
15 +If you are connected to internet via SOHO router, problem might be there. Try to update firmware to the lastest version. We also register this problem at some TP-Link routers.
22 22  
23 -If you have a problem connecting through the AnyConnect client, make sure that you do not have activated a proxy server (Various anonymization services, etc.).\\
17 +If you have a problem connecting through the Cisco Secure Client, make sure that you do not have activated a proxy server (Various anonymization services, etc.).
24 24  
25 -Pokud při instalaci AnyConnect klienta dostanete chybovou zprávu "**Web-based installation was unsuccessful**", proveďte instalaci manuálně kliknutím na "**Install using the link below**".\\
19 +When you are installing the Cisco Secure Client and you will get the error message "**Web-based installation was unsuccessful**", perform the installation manually by clicking "**Install using the link below**".
26 26  
27 -When installing the AnyConnect client, an error occurs "** The VPN client agent was unable to create the interprocess communication depot **", it is necessary to disable the service in the Windows Internet Connection Sharing / Internet Connection Sharing (for example [[url:http://durga-mcse.blogspot.cz/2013/04/solution-vpn-client-agent-was-unable-to.html]])\\
21 +When installing the Cisco Secure Client, an error occurs "** The VPN client agent was unable to create the interprocess communication depot **", it is necessary to disable the service in the Windows Internet Connection Sharing / Internet Connection Sharing.
28 28  
29 -If you use Chrome / Chromium may appear instead of the page content vpn.vsb.cz following error: ** Error 324 (net :: ERR_EMPTY_RESPONSE): Unknown error **. The solution is to run the program with the following argument: ** - -disable-ssl-false-start **. Argument can add the shortcut properties (icon Chrome / Chromium) in the Target box: .. ** chrome.exe-- --disable-ssl-false-start **. More technical information can be found, for example,
30 -[[here>>url:https://tools.ietf.org/html/draft-bmoeller-tls-falsestart-00#page-3]].
31 -
32 -
33 -__**Only for Cisco VPN client:**__
34 -
35 -When logging will be correctly, but have problems when transferring data, set with utility setmtu ** ** MTU 1300 B. Program in the directory with a VPN client "Program Files / Cisco Systems / VPN Client".
36 -
37 -
38 -if your Internet service provider uses address translation, you must have setup a VPN client checked item ** ** Enable Transparent Tunneling. Check this tab ** ** Transport. You can use IPSec over UDP (preferred) and IPSec over TCP.
39 -
40 -
41 -When using the Cisco VPN client is needed to the Windows (% style="color: rgb (204, 0, 0);" %) was not (%%) installed ** Transport Protocol compatible with NWLink IPX / SPX **. Uninstall it in the Control Panel ** ** Network Connections.\\
42 -
43 -Occurs when you install the client on Windows Vista or Windows 7 ** error Internal Error 2738 or 1720 **, follow these steps. Use this procedure even in the case when installed on Windows 7 64 bit error occurs ** Installation ended prematurely Because of an error **.
44 -__Only for Windows 7: __
45 -
46 -1. First you need to delete a registry key (there may be even twice):
47 -##HKEY_CURRENT_USER\SOFTWARE\Classes\CLSID\{B54F3741-5B07-11CF-A4B0-00AA004A55E8}##
48 -On Windows 7 64bit it is the key:
49 -##HKEY_CURRENT_USER\Software\Classes\Wow6432Node\CLSID\{B54F3741-5B07-11CF-A4B0-00AA004A55E8}##
50 -More information http://blogs.msdn.com/astebner/archive/2007/06/07/3151752.aspx
51 -
52 -__For Windows 7 and Vista:__
53 -
54 -1. Make sure that you are not running the installer Cisco VPN client.
55 -1. Click on Start → All Programs → Accessories
56 -1. Right-click on Command Prompt. Select Run As ... menu, then select Run As Administrator.
57 -1. In the command prompt write cd C:\Windows\System32 and press enter.
58 -1. Then enter regsvr32 C: \ Windows \ System32 \ vbscript.dll ** and press Enter.**
59 -1. You'll see a message that says "DllRegisterServer in C: \ Windows \ System32 \ vbscript.dll succeeded." Then click OK.
60 -1. Close the Command Prompt and restart the computer.
61 -1. By now, the installation was done correctly.
23 +If you use Chrome / Chromium may appear instead of the page content vpn.vsb.cz following error: ** Error 324 (net :: ERR_EMPTY_RESPONSE): Unknown error **. The solution is to run the program with the following argument: ** - -disable-ssl-false-start **. Argument can add the shortcut properties (icon Chrome / Chromium) in the Target box: .. ** chrome.exe-- --disable-ssl-false-start **.