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Yosemite VPN (PPTP) issue

I'm running Yosemite (OS X 10.10) on a MacBookPro 15" Mid 2010

From the very first pre-release up to now with the first official Yosemite version I've experienced PPTP issues.


If I set up my (local) ethernet card manually PPTP does not work.

If I leave it as full DHCP, then PPTP does work.


Of course both PPTP configurations are the same and the ethernet card setting are the same (I forced my router to assign a specific IP address etc. to it).

I was wondering if this could be a bug or something.


cheers

Posted on Oct 18, 2014 10:19 AM

Reply
57 replies

Nov 6, 2014 6:46 PM in response to y24jds

I too could not use GlobalProtect after Yosemite update.


I tried this and it worked. Thank you.


Once I logged in to the VPN Global Protect opened a pop up telling me that a newer version of GlobalProtect 2.1.0-50 was available. I'm going to update and report back.


But I guess I'd need a way to undo sudo nvram boot-args="kext-dev-mode=1" Should it be sudo nvram boot-args="kext-dev-mode=0"?

Nov 6, 2014 7:02 PM in response to baron95

OK, I updated GlobalProtect to 2.1.0-50, ran sudo nvram boot-args="kext-dev-mode=0", rebooted and GlobalProtect works fine connecting and reconnecting to my company VPN.


So at least for GlobalProtect Palo Alto Networks VPN Client, the permanent fix seems to be updating to GlobalProtect version 2.1.0-50, but the temporary fix suggested by y24jds does the trick, and, at least in my case, prompted me to update the client on first connection.


Hope this helps. And I hope the search engines pick up on this. I spent an hour searching for a solution until I found this thread.


So thanks to everyone once again.

Nov 19, 2014 6:17 PM in response to nikchalakov

I just wanted to post an update to my issue with CiscoAnyConnect client.


After a few discussions with Apple's Yosemite and iOS team on this they decided that this was not an Apple related issue and we should contact Cisco for support. We did open a case with Cisco and a few hours later we had the issue resolved. Still...I think that this is still an Apple (OS X & iOS) issue....but this is my personal opinion. Here is what Cisco gave us as an answer:

Symptom:

A Yosemite (OS X) device which connects to the internet via an iOS device is not functioning with AnyConnect.


Conditions:

Mac OS X 10.10 (Yosemite)

Internet access via tethered connection to iOS device

VPN connection fails


Workaround:

Disable IPv6 on Wi-Fi interface used for tethering.

So to resolve this:

1. Open terminal and change to root mode - type "sudo -i" at the command prompt and enter a password for user with Admin rights

2. Type the following command - networksetup -listallnetworkservices

3. You should see the following output:

An asterisk (*) denotes that a network service is disabled.

Bluetooth DUN

Ethernet

Wi-Fi

iPhone USB

Bluetooth PAN

Thunderbolt Bridge


4. Type the following command: networksetup -setv6off Wi-Fi

That's it....hope this helps.

Nov 23, 2014 4:26 AM in response to edo rizzi

I've been having this problem with IBVPN for months and just heard back from the IBVPN team.. Hope this helps others (I should've contacted them sooner!).


Yosemite is compatible with only the latest version of Tunnelblick. Unfortunately the latest version of TunnelBlick is not compatible with our service and we are now working to make it compatible.


Also, our All In One app for Mac OS is currently under review by our developer into making it compatible for Yosemite version as well.


For now you can use the manual configuration via L2TP:


http://www.ibvpn.com/billing/knowledgebase/32/Set-up-the-L2TP-VPN-connection-on- Snow-Leopard.html

Nov 24, 2014 3:23 AM in response to nikchalakov

[After a few discussions with Apple's Yosemite and iOS team on this they decided that this was not an Apple related issue and we should contact Cisco for support.]

That's really a shame ...

I can't understand why Apple is saying so, since also THEIR OWN pptp client is having issues after upgrading to Yosemite.

10.10.1 update did not fix my VPN issue (need to be on DHCP to connect with pptpd client)

Nov 25, 2014 12:51 AM in response to edo rizzi

After reading all this thread and tried all the suggested solution the only way (and more confortable to use) to solve this issue for who usually is connected via Ethernet but also can access the network via WiFi (typical Home/Small Office scenario) is:


1) Change service Order putting Wifi as primary service and Ethernet as secondary service

2) Configure WiFi in order to obtain IP via DHCP whilst leave your primary Ethernet adapter with fixed (manually assigned) IP


At this point, assuming you always use the Ethernet connection, when you need VPN to work simply switch on WiFi.

The Mac will obtain an automatic IP and you can, at this point, connect your VPN.

Just swithing Wifi Off will automatically switch off VPN and make your MAC using the static Ethernet IP.

Obviously it's not the best solution but i found it the more easy to use.


I confirm the issue affect both PPTP and L2TP (i didn't tryed OpenVPN, Cisco, etc.)

Nov 26, 2014 9:24 PM in response to pieschy

To update on my prior posting which described an interim workaround similar to the one you describe, I recently did find a solution that has been working for several days now after updating to 10.10.1. I used OnyX to delete both the system and the user cache (under Cleaning) on the machine and then restarted. After running the scripts, there was no problem using VPN connections with an ethernet static IP. As I do not use GlobalProtect, I do not know if that will resolve the issue with that software. But, using the standard Apple VPN that comes with the machine, cleaning the caches solved the problem.

Mar 18, 2015 10:00 AM in response to edo rizzi

I may have figured out the issue with VPN not connecting once Yosemite upgrade is complete.


When I first upgraded, Adobe products would not open due to a missing "Java 6 SE Runtime file". After research, I watched a youtube video and found this download link for this older verison of Java: http://support.apple.com/downloads/DL1572/en_US/JavaForOSX2014-001.dmg- after installing, all of my Adobe products opened perfectly, but I've discovered this Java 6 file is also required for VPN connections.


Prior to installing, I kept being met with a message "VPN Could Not Connect, Invalid Credentials". I know they were correct and actually updated 3 times on server for confirmation, even tried deleting the user and resetting up the user, to no success.. After installing the above dmg file and restarting, I made no changes to my network settings, and just tried to reconnect again, volla, success! I hope this helps some of you!

Yosemite VPN (PPTP) issue

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