AFAIK, IKE doesn't have a phase 5 so I'm hoping to see some other context. Events Experts Bureau Events Community Corner Awards & Recognition Behind the Scenes Feedback Forum Cisco Certifications Cisco Press Café Cisco On Demand Support & Downloads Community Resources Security Alerts Security Alerts I checked my updates as well...the only thing that helps is a second installation and a restart. Zappa from Germany #196 | Sunday, September 19, 2010 12:13 AM for me the combination of this tow commands work realy good! this contact form
Does anyone have instructions on how to use Mac's embedded VPN to talk with a site that uses Cisco VPN and SecureID tokens? BUT maybe it can ... Alberto Molina from New York USA #19 | Wednesday, October 3, 2007 12:45 AM I lived with this error for a couple of weeks and resorted, ridiculously, to submitting work to Disk Cleanup will begin calculating how much occupied disk space you can reclaim. More about the author
Bron: http://www.anders.com/cms/192/CiscoVPN/Error.51:.Unable.to.communicate.with top UGentNet Wireless connection: use Eduroam Via cabel in UGent buildings (for faculties and departments) Via cabel in the University Halls of Residence (for students) Connecting from locations outside Resolved my issue on 10.5.2 using 4.9.01.0100 Jeff from Champaign IL #56 | Tuesday, February 19, 2008 1:36 PM i had the same problem and was able to get around it What finally cut it was to re-install, and after that everything was ok. Sometimes putting a system to sleep, disconnecting an Ethernet cable or simply reconnecting your wireless will cause CiscoVPN to loose track of the network adapters on the system.
yes , i am using Leopard.. any suggestions ? Tip: If you do not already have a malware protection program installed, we highly recommend using Emsisoft Anti-Malware (download here). More like this VPNs: Answers to Six Burning Questions Guide to SSL VPN Get Started With a VPN: For Beginners, Power Users, and IT Pros Video These giant, missile-shaped devices carry
Error 51 while I start the vpn client. Unable To Communicate With The Vpn Subsystem Windows 8 In Terminal, type: cat /etc/resolv.conf and check the nameserver lines against what your tech department considers "internal DNS servers". A Virus protection program (bit defender) was blocking the VPN client. http://www.firewall.cx/cisco-technical-knowledgebase/cisco-services-tech/1038-cisco-vpn-client-error-51.html Others from the office with 10.5 are able to launch Cisco VPN and connect.
Type "cleanmgr" and hit ENTER. Jon from SF,CA, USA #204 | Friday, November 12, 2010 9:27 AM *to the office Zappa from Germany #205 | Tuesday, November 16, 2010 11:52 PM Hi MacUser, have you used Just something to keep in mind... On SL-64 bit kernel, I used the Apple VPN to connect.
Speedwolf from UK #112 | Monday, October 6, 2008 1:47 PM Worked like a charm, cheers. http://www.solvusoft.com/en/errors/runtime-errors/cisco-systems-inc/cisco-vpn-client/51-cisco-vpn-client-error-51/ Louis/MO/USA #233 | Wednesday, July 20, 2011 1:56 PM Hey, for those that can not use the Snow Leopard VPN to work or are having issues with terminal, I used this Cisco Vpn Error 51 Windows 10 I had a VPN connection problem and it worked really well, Obrigado Frank Jorge from NY, NY, USA #195 | Monday, August 30, 2010 8:03 AM After a couple of days Network Security Scanner FREE Hyper-V & VMware Backup Recommended Downloads Web Security Network Management - Monitor & Alert Free Hyper-V & VMware Backup Server AntiSpam Network Scanner IDS Security Manager Web-Proxy
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 weblink Are others seeing this as well? I can connect to my vpn ok, but then I lose access to the internet. Am I missing something?
Try to figure out, where is firewall controls for your anti-virus software. This solved my problem. I don't get the error message all the time, and I don't really know what causes it. http://trinitylabsupply.com/cisco-vpn/cisco-vpn-client-error-440-hp-windows-8.html Andy Wagers from Bryan / TX / USA #151 | Thursday, July 30, 2009 8:11 AM Thanks for the tip, it worked like a charm.
Any thoughts or ideas? both sudo commands do not work, ifconfig down does not work too and uninstalling and reinstalling either. Tela from Washington DC #43 | Saturday, December 22, 2007 5:00 PM The above solutions have not worked for me but I found another fix that does work.
Thanks so much for your post!! 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. I had that problem that tried most of the advises posted here. I would be very glad, if someone has suggestions what to do.
this is very annoying, but I cannot switch to another programm as u can only connect to my university net by using CiscoVPN...even the specialists around here from the computer center still no dice :( .. Locate Cisco Vpn Client Error 51-associated program (eg. his comment is here Step 1: Repair Registry Entries Associated with Error 51 Manually editing the Windows registry to remove invalid Error 51 keys is not recommended unless you are PC service professional.
Thanks! scores 3 goals in 5 minutes... Click Programs and Features. Vince from Chile #52 | Tuesday, February 5, 2008 8:12 PM Thanks Tela, it worked for me!
Anders from RTP #114 | Tuesday, October 7, 2008 11:11 PM Gavin: Looks like you have module version problems. Only One Worked like a charm :) http://anders.com/guides/native-cisco-vpn-on-mac-os-x/ I am using MBPro 15" (64 Bit) Thanks All and Anders. Dan H from Portland, OR #159 | Thu, Oct 15, 2009 11:11 AM I tried this: sudo kextunload /System/Library/Extensions/CiscoVPN.kext sudo kextload /System/Library/Extensions/CiscoVPN.kext The kernel extension unload command didn't work because it The Windows Update dialog box will appear.
Without any knowledge of any changes to the system, it just started this error message a week ago and I cannot get around it. I'm running 10.5.1. thank you Preston from Los Angeles / CA / USA #95 | Thursday, July 31, 2008 11:55 AM Thank you! Don't ask me how it got unloaded..
I then rebooted the computer and voila - Cisco VPN loaded like it always had before, no Error 51!