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HamptonKTMJ's profile

Tutor

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5 Messages

Thursday, June 20th, 2019 8:23 PM

suddenly unable to connect VPN client from home to company server via AT&T uverse internet.

This incident started almost two weeks ago, on Friday June 7th.

I work for a small company in Addison, and use the built-in WIndows 10 VPN
to connect my laptop to the company server in Addison when I work from home. They
use an older PPTP daemon running on a Linux server.

It worked fine the previous day, June 6, as it had for the previous year or more,

but on that Friday morning the 7th, it would no longer connect.

I get timed-out after about 30 seconds, and Error 619.

Since then I have been unable to get a connection from my home network,
so I have been having to travel to the office every day.

I have taken two laptops to a Starbucks WiFi and I can get a good VPN
connection from there, so I am confident that the problem is not with the
laptop. Neither of those laptops will connect from here at my house,
either via WiFi or wired ethernet. I have also tried the same VPN setup
on a Windows 10 tower here at the house and it also fails with the same error.

I have tried several changes to the laptop settings which I found in Google,

including disabling all firewalls, adding rules to Windows Defender firewall,  
and making two recommended Registry changes, none of which had any impact.
I have tried making several changes on the AT&T gateway, including setting
DMZ for the laptop, none of which had any impact.

The office in Addison experienced a 2-day blackout early last week due to
the storm on Sunday, June 9th, and a shorter one on Sunday, June 16th, so
the VPN server has been rebooted twice recently. All other emplyees except me
are able to get a VPN connection from their homes.

Yesterday I did a "reset to factory" on my AT&T gateway, and also rebooted it,
but no change in my VPN results.

They do see a reference to GRE in the logs on the company server, but I have been

unable to determine if my home gateway is suddenly blocking GRE or not.   

Community Support

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231.5K Messages

5 years ago

Hi @HamptonKTMJ,

 

We're happy to help you figure out this VPN problem! Start by running diagnostics with the Troubleshoot and Resolve Tool and let us know what the results are.

 

Aminah, AT&T Community Specialist

Tutor

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5 Messages

5 years ago

I just ran it for the third time since this all started,

just to humor you, and of course it simply says:

"No service problems were found"



The problem is neither in my local laptop or desktop, as I am able to
connect

to the company VPN from a Starbucks Wifi, using the same laptop which

cannot connect from home, and I verified that again 2 days ago.

Nor do I believe it is in the local network within my house.

All other services (browsing, U-verse TV, voip phone) are working properly.



Thanks,



Kirk [edited for privacy-please do not post personal or unique information such as but not limited to full names, employee ID numbers, email addresses, phone numbers, account numbers, etc.]

Community Support

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231.5K Messages

5 years ago

@HamptonKTMJ,

 

Thanks for that information, Kirk! Since all services are working properly and it's only the VPN having issues, you will have to refer to the company's IT department for further support. We apologize for the inconvenience.

 

Thanks for contacting the AT&T forums team!

 

Rury, AT&T Community Specialist

Tutor

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5 Messages

5 years ago

I fail to comprehend what would be my company's IT department responsibility, since the same laptop can connect to them from a hotel in Charlotte, NC as well as multiple Starbucks locations, yet cannot from the AT&T service in my home. This has progressed beyond an inconvenience. I am now having to make at least three more commutes per week of 80 miles round trip. So, this has become a financial disincentive to remain an AT&T internet customer of 25+ years.  I feel like the very least you could do is offer to help trace my traffic and, if nothing else, prove to me that the problem is not within your network.  I have overpaid for your service for the last 25 years of more, but apparently brand loyalty truly means nothing.  I'm not going to pay extra for support to fix a connection that was working for the last year and a half, and overnight quit working.  

Community Support

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231.5K Messages

5 years ago

@HamptonKTMJ

 

We referred you to your company's IT department because you've let us know that the problem is not with the Internet service itself. You're able to browse the web and use your U-Verse TV and phone services. The problem with the VPN is outside our range, which means that the VPN support team or the company this is providing you with the VPN will need to determine what the problem is and provide a solution.

 

We appreciate the 25 years that you've spent with us. If there is any other aspect of your account that you need assistance with, just let us know.

 

Thank you again for reaching out.

 

Aminah, AT&T Community Specialist

Tutor

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5 Messages

5 years ago

Last night, I took the laptop to my daughter's house which also has AT&T internet, and was able to connect to the company VPN without issue.  Still cannot from my own home.  What could be any reason for that ?

Tutor

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5 Messages

5 years ago

Update:  AT&T tech visited my home and changed out the gateway from 5268AC to a BGW210, and now I am once again able to connect to my company's VPN without issues. 

New Member

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13 Messages

3 years ago

@ATTHelp I have the same issue going on, and U-Verse technical support keeps trying to get me to go to ConnecTech for paid support. 

I've worked with my company's IT extensively to prove without a doubt that this is an ATT issue (I connect just fine using my phone as a hotspot, so not a machine issue, and everyone else can access VPN fine and there was 100% nothing blocking from their end, so not a VPN issue), but I can't find a way to get a support tech that can do anything with that information or do really anything else beyond restarting my router 1000 times. 

How did you get them to the point of sending a tech to replace your gateway? I cannot for the life of me figure out a way to communicate effectively with this team. They end up sending me to billing when I say that I don't intend to pay for support, and then the 2 departments get stuck playing hot potato with my issue.

New Member

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13 Messages

3 years ago

I am not at all surprised to find that a new gateway fixed your issue despite a tech stating that it was a problem with your company's VPN. I am not sure why tech support is so lost on this topic.

New Member

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1 Message

3 years ago

I am having the same issues almost every days since last week, my IT department says that the issue is with AT&T, why is this happening? Other colleges with COMCAST are not having this issue.

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