Tried your suggestion of restarting the Cisco VPN from terminal and it worked. openvpn from #120 | Tuesday, October 21, 2008 1:36 AM I recently launched openvpn server for remote clients. AFAIK, IKE doesn't have a phase 5 so I'm hoping to see some other context. just what I needed! Source
All I know for sure is that it’s annoying, because (until recently) the only fix I was aware of was to reboot the machine.One day, after probably the second or third Joe from Mpls, MN #24 | Friday, November 9, 2007 9:49 AM Thanks Steve from VA #25 | Friday, November 9, 2007 7:43 PM Thanks, saved me some headaches here. The VPN driver only has i386 and PPC extensions, not x86_64 extensions. How to Fix Cisco VPN Client Error 51 – Unable to Commun... https://supportforums.cisco.com/discussion/11019716/vpn-client-windows-7-error
Roger Mc Murtrie from Canberra/ACT/Australia #39 | Monday, December 10, 2007 1:40 AM VPNClient.app Version 4.6.04 (0061) on Intel Mac-mini Same problem but can't fix. Good Luck Flo PS: But i didn't use the cisco vpn client... ronzoni from new york/ NY /USA #38 | Sunday, December 9, 2007 6:53 PM I guess I'm having a different problem.
Reason 403: Unable to contact the security gateway. It took me about 45 seconds to open Disk Utility and hit repair and wait for it to complete. Cisco VPN Client) under the Name column. Unable To Communicate With The Vpn Subsystem Windows 8 Reason 429: Unable to resolve server address.
Anders from Cambridge, MA #216 | Wednesday, February 23, 2011 6:46 AM Pourya brings up a great point. Error 51 Cisco Vpn Windows 10 We didn't make any effort to resolve, opting instead to try again on my MBP, which is wirelessly connected to my router (only these two machines in the LAN) and succeeded. Your advice worked perfectly! I am on a MacBook 10.4.11 with 4.9.01 (0080) VPN client zm from san jose, ca #106 | Monday, September 15, 2008 12:39 AM this ROCKS.
Mac Error 51: Unable to communicate with the VPN subsystem Solution: If you are running Cisco's VPNClient on Mac OSX, you might be familiar with (or tormented by) "Error 51: Unable Error 51 Credit Card A black box will open with a blinking cursor. sateesh from RTP #238 | Wednesday, August 10, 2011 6:43 AM Worked liked charm. Thanks for posting this! -- P.J.
How to run Disk Cleanup (cleanmgr) (Windows XP, Vista, 7, 8, and 10): Click the Start button. http://www.solvusoft.com/en/errors/runtime-errors/cisco-systems-inc/cisco-vpn-client/51-cisco-vpn-client-error-51/ Symptoms: You are starting a Cisco VPN Client and immediately you are getting this error message: Error 51: Unable to communicate with the VPN subsystem. Error 51 Unable To Communicate With The Vpn Subsystem Mac First repair your permissions (with utility), then install, who knows it may work like it did with me? Cisco Vpn Client Error 51 Windows 8 The simple fix is to quit VPNClient, open a Terminal window, (Applications -> Utilities -> Terminal) and type the following: sudo /System/Library/StartupItems/CiscoVPN/CiscoVPN restart and give your password when asked to.
Thanks for the tip! http://gigyahosting1.com/error-51/error-51-cisco-vpn-mac.php Helps nothing... 0 Message Expert Comment by:dharnet2009-12-31 Comment Utility Permalink(# a26156373) Cisco VPN Client cannot connect - Error 51 any help 0 Message Expert Comment by:HoribaIT2010-04-06 Comment Utility Permalink(# See More 1 2 3 4 5 Overall Rating: 0 (0 ratings) Log in or register to post comments ngeorge06 Tue, 10/19/2010 - 07:38 You may want to also check and This does not cover the "Error 51" issue from this page but did cause the Cisco VPN software not to connect. Error 51 Unable To Communicate With The Vpn Subsystem Windows 10
Pascal Drew from France #22 | Wednesday, November 7, 2007 5:03 AM I have also just upgraded to Leopard 10.5 and it has started happening to me too, tried earlier ideas Please Note: Using System Restore will not affect your documents, pictures, or other data. Follow the on-screen directions to complete the uninstallation of your Error 51-associated program. have a peek here Here is what I get: Stopping Cisco Systems VPN Driver kextunload: unload kext /System/Library/Extensions/CiscoVPN.kext failed Starting Cisco Systems VPN Driver extension /System/Library/Extensions/CiscoVPN.kext does not contain code for this architecture I don't
Restarting my computer is not something I want to spend my time doing, since I usually put my computer to sleep. Error 51 Unable To Communicate With The Vpn Subsystem Windows 8 Tip: Although Disk Cleanup is a wonderful built-in tool, it will not completely clean up all of the temporary files on your computer. Most attackers fall into one of four categories, each with their own favored tactics, techniques, and procedures.
i get server not found errors even though the VPN connection is established. Do you see the issue when you install Cisco VPN client on freshly installed Win7 (like in a virtual machine) from original Microsoft image? Thanks man ! Cisco Vpn Error 56 Step 9: Perform a Clean Installation of Windows Caution: We must emphasize that reinstalling Windows will be a very time-consuming and advanced task to resolve Error 51 problems.
Your other alternative is to set up a native connection. Thanks - confounded my IT department JD from San Francisco #87 | Thursday, June 26, 2008 9:27 PM thank you mr. Anders from RTP #6 | Tuesday, May 8, 2007 9:50 AM Yep, a friend of mine pointed that out and I have since confirmed it. http://gigyahosting1.com/error-51/error-51-cisco-vpn.php Iane from Heidelberg, Germany #125 | Thursday, November 13, 2008 10:03 AM hey, I have this problem too, the terminal command does not work for me, unfortunately.
If all else fails, you may need to reinstall your OS though I've never heard of things getting so corrupted that this is necessary. Cisco SmartCare Update - Next Generation Appliance Network Security Scanner FREE Hyper-V & VMware Backup Recommended Downloads Web Security Network Management - Monitor & Alert Free Hyper-V & VMware Backup Server I have a PCF file from the IT people and use RSA SecurId. Authenticated ...
Cisco VPN Client) is running, during Windows startup or shutdown, or even during the installation of the Windows operating system. You can save $7 a month, if you buy your own modem Note about PPTP connection (Windows Built-In VPN) If you are connecting to multiple clients networks, you might have several Edd from Belgrade, Serbia #149 | Thursday, July 16, 2009 10:11 AM thank you, that helped! After getting nowhere with my IT person, Apple and Cisco, I somehow noticed in my finder window a "Devices" folder that had been opened out so I could see the sub
Causes of Error 51 Corrupt download or incomplete installation of Cisco VPN Client software. works perfectly. CJ from maryland #206 | Monday, December 6, 2010 9:02 PM I'm receiving the VPN error 51 but i am using a PC not a Mac. All Rights Reserved.
I also repaired the permissions just before using the reset.