Andre from #45 | Friday, January 18, 2008 8:49 PM Cisco really needs to get their act together. Afshin Attarzadeh from Hall/BW/Germany #193 | Thursday, August 12, 2010 9:33 AM Thank you so much. Automated Online Web Security Scan Free Trial Now! My client's server tech set me up with Cisco VPN Client v4.9.01 (8080). check my blog
Kelly O from Moorestown, NJ #138 | Wednesday, February 11, 2009 10:47 AM Thanks. MN from Cville from Cville #65 | Friday, April 4, 2008 12:37 PM Awesome little hack...solved this annoying problem in a cinch. Just something to keep in mind... Thanks man ! http://www.macworld.com/article/1136208/ciscovpn.html
John from davis/ca/usa #18 | Monday, September 17, 2007 2:25 PM Oh yeah, and for good measure I turned off bluetooth. I am getting the error51, I tried to use the script and still get the error. Allen from South Africa #241 | Friday, August 12, 2011 7:55 AM Hi, Here are both logs: Allens-MacBook-Air:log allen$ tail kernel.log Aug 12 14:56:32 Allens-MacBook-Air kernel: wlEvent: en0 en0 Link UP This was exactly what i needed to do!
Miguel from Utah #71 | Friday, May 2, 2008 12:55 AM Thank you so much for this fix. You can pull down the 4.9.01 build from MacUpdate.com cheers Ben from CA #42 | Friday, December 21, 2007 3:23 PM Thank You! Anders from Cambridge, MA #198 | Monday, September 27, 2010 6:04 AM Sanya: Do they make a 64 bit binary? Cisco Vpn Client Error 51 Unable To Communicate With The Vpn Subsystem Worked great.
Tyler from #229 | Friday, June 24, 2011 7:56 AM We've noticed on the SandyBridge macs (the ones with Thunderbolt) even the newest VPN client wont start -- just gives the Cisco Vpn Client Error 51 Windows Thank you and thank you google. Just keep typing and hit enter when done. http://www.firewall.cx/cisco-technical-knowledgebase/cisco-services-tech/1038-cisco-vpn-client-error-51.html Fixed on OS X 10.5.3 with VPN Client 4.9.01 (100).
The second command loaded it and then it worked. Cisco Vpn Client Firewall In other words, I simply turned the services off and on, and that somehow allowed VPN Client to connect and re-connect subsequently with my required services running. Read, Write and execute permissions often get fouled up for some reason on the Mac OSX when new programs are installed. You're the man.
Craig from Sterling/VA/USA #63 | Wednesday, April 2, 2008 2:19 PM Worked great for me. I heard about 230 build supports 64 bit mode. Cisco Vpn Client Error 51 Windows 7 I would be very glad, if someone has suggestions what to do. Cisco Vpn Client Error 56 Tried your suggestion of restarting the Cisco VPN from terminal and it worked.
well.. click site Troubleshooting Cisco VPN Client Windows 7 - How To Fix... phase 5, assert 0 Does anyone know how I can resolve this immediate disconnect? it saves me a lot of reboots now. Cisco Vpn Client Error 51 Windows 8
Others from the office with 10.5 are able to launch Cisco VPN and connect. Siddharth Singh from #101 | Wednesday, August 27, 2008 12:31 PM Worked like a charm! Now I don't have to go into the office on the weekend. :^) Kevin from Santa Barbara, CA #90 | Friday, July 11, 2008 2:41 PM I did this and it news Great tip!
I'm posting it for those of you that are more brave than I. The Application Was Unable To Communicate With The Vpn Sub-system I guess it just doesn't in this case. Well as it turns out its an architecture issue, because using kextutil told me that the compiled code does not support x86_64 architecture.
I was using Little Snitch for network connection management, and even though I had no rules blocking the Cisco VPN client, as soon as I added a rule allowing the Cisco Cisco Press Review Partner Notify me of new articles Cisco Menu Cisco RoutersCisco SwitchesCisco VoIP/CCME - CallManagerCisco FirewallsCisco WirelessCisco Services & TechnologiesCisco Authors & CCIE InterviewsCisco Data Center User Group Popular Your other alternative is to set up a native connection. Error 51 Unable To Communicate With The Vpn Subsystem Windows 7 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
For good measure I downloaded and installed, after sticking my old version in an "old" folder (did you know Cisco blocks changing the name of this application?) the newer version 4.9.01.0180 So why was this working on my laptop but not my MacPro? Apple may provide or recommend responses as a possible solution based on the information provided; every potential issue may involve several factors not detailed in the conversations captured in an electronic More about the author but this time it occurred again even after a restart.
I'm on 10.5.1 and cisco vpn 4.9.01 (0080) Thanks! Even rebooted for good measure. 'sodo http://www.techanswerguy.com/ Anders from RTP #8 | Saturday, May 12, 2007 10:06 PM A separate issue with the Cisco VPN software and OSX is fixed with For VMWare not sure this is still an issue with VMWare 2.0 but the older version I just shut down like this: sudo "/Library/Application Support/VMware Fusion/boot.sh" --stop When you need VMWare, Dan H from Portland, OR #159 | Thursday, October 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
Unable to make vpn connection. Carl Spackler from Bushwood #97 | Monday, August 4, 2008 11:17 PM Thanks, that did the trick and got the client running again. Does the built-in Mac VPN Client support ESP-NULL transforms?A.No, the built-in client does not support this transform set.SSL VPN QuestionsQ. 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.
It just started immediately after I installed Missing Sync 6 for Palm OS... I'll do a blog post when I have something on this. johnny0 from #46 | Saturday, January 19, 2008 10:58 AM I'd also like to see the icon change if I'm connected, but this is probably past the capabilities of the Cisco Authenticated ...
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. Don't ask me how it got unloaded.. Lantao Liu from US #123 | Sunday, November 2, 2008 10:49 AM can anybody describe the reason of this problem? Where can I download the Cisco Remote Access VPN Client?A.Open the Cisco Support Page.Click Download Software.Choose Products > Security > Virtual Private Networks (VPN) > Cisco VPN Clients > Cisco VPN
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 But it is not true. It worked (on 10.5.3).