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I had only found mention of this fix using the old path and wasn't sure what the new path was. if Apple allowed more control and not be so tight ass and then justify it by saying they are making a stable OS (which is BS, guest account disaster on 10.6??), Stefano from Italy #34 | Friday, November 23, 2007 11:32 PM I've had the same problem as all you I've solved with sudo ifconfig fw0 down found at http://www.cb1inc.com/2007/06/11/fixing-cisco-vpn-client-4.9-with-parallels-desktop-3.0-on-mac-os-x Neeraj from I'm unclear on what exactly Cisco is doing in their software so unfortunately this is somewhat of a black art. http://gmailpush.com/error-51/vpn-cisco-error-51.html

That's all what I can to do for today. 230 build is not supports 64bit mode. ( 2) Error message stays the same - 51 error code. 3) Way of crashing Kristy from Chicago #188 | Thursday, June 10, 2010 9:07 AM Thanks for posting. Introduction to Cisco VIRL – Virtual Internet Routing L... Found this right away and it worked immediately. http://www.macworld.com/article/1136208/ciscovpn.html

Cisco Vpn Error 51 Windows 7

Then, once they are all unchecked, disable Internet Sharing and you are good to go. Be thankful they even bothered to make it for Mac. Erik from Stockholm / Sweden #179 | Sunday, April 4, 2010 1:41 AM THX! Joe from NYC #109 | Tuesday, September 23, 2008 6:22 AM Hey, Thank you for the advice.

I'm on 10.5.1 and cisco vpn 4.9.01 (0080) Thanks! After using the above command, the Cisco VPN Client should run without any problems—at least until the next time the problem occurs. It worked great for me! Error 51 Credit Card AL from round rock/texas/usa #207 | Thursday, December 9, 2010 5:56 PM worked perfectly johnboy from yeehaw #208 | Monday, December 13, 2010 7:36 PM you're awesome.

AFAIK, IKE doesn't have a phase 5 so I'm hoping to see some other context. Last night I got an email from a user with this Error problem, so in the process of making some screenshots, I encountered this "sticky" setting. Thanks!! Worked like a charm THAN YOU!!!

This was exactly what i needed to do! Cisco Vpn Client Mac A Virus protection program (bit defender) was blocking the VPN client. Rene from San Antonio #187 | Saturday, June 5, 2010 11:29 PM this helped me... I'm so glad I found this solution so quickly!

Cisco Vpn Client Error 51 Windows 8

I rebuild disk permissions and rebooted, the problem went away and I was able to uncheck the Internet Sharing over Firewire port option and everything worked fine. check my site Secure VPN connection terminated locally by the client. Cisco Vpn Error 51 Windows 7 I deinstalled and reinstalled the VPN-Client, repaired the rights, repaired the volume, used the sudo-commands in the terminal (of which 2 kinds can be found in the net), but nothing doesnt Error 51 Cisco Vpn Windows 10 I guess it just doesn't in this case.

Thank you! have a peek at these guys It worked perfectly for me! :-) Miguel Miranda from #49 | Monday, January 28, 2008 9:29 AM Worked like a charm! About Us Community Standards Contact Us Mac OS X Hints Ad Choices Digital Edition Customer Service Newsletters Magazines, eBooks & Apps Privacy Policy RSS Terms of Service Agreement E-commerce Affiliate Relationships there is a program named shimo, that is much better, and easier to handle. Unable To Communicate With The Vpn Subsystem Windows 8

Is their a cleaner way to delete? lgldsr712 Level 1 (4 points) iPod Q: Cisco VPN and Lion - Error 51 Prior to upgrading to Lion there were no issues using Cisco's VPN Client (4.9.01). Richard from Santa Barbara's sudo line solved all my error 51 problems. check over here But, I seem to be able to carry on very well.

By the way, CiscoVPN keeps config files in /etc/opt/cisco-vpn/ so to keep all your configurations, back that directory up and restore it after you re-install CiscoVPN. Vpn Client For Mac But I always forget and of course hadn't run it in some time - frankly in several months. Kibar from Toronto #168 | Thursday, November 12, 2009 2:55 PM Hi all, Great suggestions but I am running Leopard 10.5.8 and I tried to follow some of the suggestions mentioned

Thanks!

I would uncheck it, exit preferences, then go back in and some danged port would be re-checked again. The Cisco VPN Client doesn’t have this annoying problem, so I use it instead.) While the Cisco VPN Client works well most of the time, sometimes when I try to launch Kevin McMurtrie from Silicon Valley #32 | Friday, November 23, 2007 9:28 PM VPN Client worked in 10.5.1 after I disabled all vlans. Cisco Anyconnect Mac El Capitan Jim Reardon from Madison, WI #47 | Monday, January 21, 2008 9:49 PM Have been getting "Error 51" since upgrading to 10.4.

Sweet! Posted on Jul 30, 2011 1:44 PM See the answer in context Close Q: Cisco VPN and Lion - Error 51 All replies Helpful answers by Warren Lin,★Helpful Warren Lin Jul the1plummie from santa clara/ca/us #145 | Saturday, April 4, 2009 1:46 PM whenever i got this error before i just restarted my computer to get rid of the problem. this content Dave Eds from Nashville TN USA #162 | Tuesday, October 20, 2009 9:08 PM THANK YOU Dan H!!

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. But it works like a charm every time -- thank you! Tried your suggestion of restarting the Cisco VPN from terminal and it worked. Just something to keep in mind...

Anon from #99 | Monday, August 11, 2008 9:12 AM Works!! I got the output: Stopping Cisco Systems VPN Driver kextunload: unload kext /System/Library/Extensions/CiscoVPN.kext failed Starting Cisco Systems VPN Driver kld(): Undefined symbols: __FREE __MALLOC _apple_hwcksum_rx _apple_hwcksum_tx _dlil_attach_interface_filter _dlil_detach_filter _dlil_inject_if_input _dlil_inject_if_output _ifnet 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. The kernel log says something about SIOCPROTODETACH_IN6: utun0 error=6 and the system log says IPSec Controller: IKE FAILED.

Worked great. I think what was in my Applications folder was an Alias, and perhaps "error 51" means the application is missing parts? If the above doesn't find it, try: find /* -iname "*cisco*" Worst case, try this: http://anders.com/guides/native-cisco-vpn-on-mac-os-x/ Yves from Japan #228 | Tuesday, June 7, 2011 4:20 AM Very valuable information. Even better!

So finally I put together the concept of unexplaiened behavior with Cisco VPN and file permissions. This error 51 message has been tormenting me for over a year. I'm not happy that whenever I VPN I have to reboot into 32 bit mode, but luckily I don't need to do that often from the MacPro. I did however confirm that my internet sharing was disabled which didn't help (I'd already tried repairing permissions and restarting) but then I stopped Personal File Sharing, Personal Web Sharing and

Thank you. todd from boston #2 | Thursday, March 29, 2007 10:29 AM you the man - thanks! Installed (coupla times) on my G5, consistently failed w/error 51. Taylor from Raleigh, NC #152 | Wednesday, August 19, 2009 12:36 PM Thanks!