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Vpn Error 800 Comcast

Every time it fails with an Error 800. Make sure no security software like Microsoft OneCare software that blocks the GRE. Mark it as an accepted solution!I am not a Comcast employee. And now the UDP scan, but only against those ports, plus one port that I know to be closed (that's a sanity check) :sudo nmap -sU -T5 -p 500,1701,4500,9999 xx.xx.xx.xx Starting http://forumyaren.com/vpn-error/vpn-error-806-comcast.php

Problem is NOTHING is seenback from 174.x.x.x to complete that request to start the connect from 174.65.109.156, which alsocorrelates what you told me earlier, namelysaid by stevemayman:Telnet connection failed on 1723. I tried many thing but couldn't get it to work. It seems like comcast has had this issue before. 0 Kudos Posted by EG ‎10-15-2011 04:46 PM Connection Expert View All Member Since: ‎12-24-2003 Posts: 52,506 Message 12 of 18 (6,729 Dashboard for XFINITY TV on the X1 Platform Get details on weather, traffic, sports and more all from your XFINITY TV on the X1 Platform Dashboard. http://forums.xfinity.com/t5/Your-Home-Network/VPN-stopped-working/td-p/1070869

does it show OPEN, or open a blankblack screen from window's cmd prompt?d) grab the full 800-error and post it up here. New Site Font [OpenForum] by Madness227. Nope. does anyone know what is going on?

All rights reserved.Newsletter|Contact Us|Privacy Statement|Terms of Use|Trademarks|Site Feedback TechNet Products IT Resources Downloads Training Support Products Windows Windows Server System Center Browser   Office Office 365 Exchange Server   SQL Server Enter your search term here... A UDP scan may prove useful though.Here's what a scan of my firewall from the outside world looks like. It also shows other ports that I have open for TCP connections.

Gibson Research's "ShieldsUp!" scanner comes to mind. Helpful (0) Reply options Link to this post by bullfrogII, bullfrogII Feb 16, 2015 3:27 PM in response to Gerchak Level 1 (4 points) Feb 16, 2015 3:27 PM in response Hardcode the addresses of 75.75.75.75 & 75.75.76.76 into the networking properties config that applies. http://www.dslreports.com/forum/r27870344-Strange-VPN-Access-Problem Helpful (0) Reply options Link to this post by Esther Mofet, Esther Mofet Feb 20, 2012 2:43 PM in response to Gerchak Level 1 (130 points) Feb 20, 2012 2:43 PM

It also provided me with some good knowledge and troubleshooting tools.Steve · actions · 2013-Jan-21 3:51 pm · HELLFIREMVMjoin:2009-11-25

HELLFIRE to stevemayman MVM 2013-Jan-23 12:30 am to stevemaymansaid by stevemayman:It turns Very odd that didn't work. For the halibut you should try the free/public third party OpenDNS and/or the Google offerings just to see. Add Cancel × Insert code Language Apache AppleScript Awk BASH Batchfile C C++ C# CSS ERB HTML Java JavaScript Lua ObjectiveC PHP Perl Text Powershell Python R Ruby Sass Scala SQL

You can learn more about what kind of cookies we use, why, and how from our Privacy Policy. Similar Threads - issues Error Forum Date At a loss, for Network issue any help? We have concluded it is an issue with Comcast. Both server and client using whatever defaults you get when clicking the Windows "New ..." wizards and walking through.Suddenly, a few months ago I could no longer log in from home.

Helpful (0) Reply options Link to this post by capaho, capaho May 22, 2012 7:54 PM in response to Gerchak Level 4 (3,655 points) May 22, 2012 7:54 PM in response CRTC Net Neutrality Debates [CanadianBroadband] by thehammer86© DSLReports · Est.1999feedback · terms · Mobile mode

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Also, you should ping your VPN server to see if it is reachable. It could be a problem with the provider but I doubt it. Home network administrators normally perform these changes on a broadband router. news I'll also run the simultaneous capture from the office as you suggest, but the logistics of it mean that it won't be until next week.

I am a paying customer just like you! They claim they are not, as the modem is in a bridge mode and does no authentications (it leaves it up all to the router to do that).I'm running out of You're probably wondering, HEY, WHAT ABOUT THE LOG ON YOUR SERVER ADMIN PAGE?I've been looking at the log, and there's a whole lot of nothing.

We'll just call it X.X.X.X.2) A D-Link DI-604 router (yes they DO support VPN services, with a router address of 192.168.1.254.

I am a paying customer just like you! It's not the same as configuring your firewall to permit inbound traffic on VPN ports. I've looked at both of the things you mentioned and unfortunately I'm still hitting a roadblock.I have since replaced the D-Link with the router we were using originally. I disabled the modem firewall, computer firewall, antivirus, etc but it still fails.Can anyone suggest some solutions on it.Error: 619, Connection cannot be established... 0 Kudos All Forum Topics Previous Topic

Helpful (0) Reply options Link to this post by Gerchak, Gerchak May 23, 2012 7:27 AM in response to capaho Level 1 (0 points) May 23, 2012 7:27 AM in response Nothing has changed on my network, it's still a Linksys router running the latest version of Tomato. You should see an outgoing on 1723, an ack, an incoming IP protocol 47, you acking that, and then the connection is made and data flows that you can't decipher. Text Quote Post |Replace Attachment Add link Text to display: Where should this link go?

Odd thing is I can still log in fine from the same laptop if I use my neighbor's WIFI instead of my own.Must be something on my home router/gateway right? I don't remember what the problem was, but our IT department worked with Comcast to resolve it. Exactly what I needed.I can't ping the DYNDNS server on the failing connection. Privacy statement  © 2016 Microsoft.

Neverheard this one off the top of my head, but ANY sort of specific error message is ALWAYS helpful for troubleshooting.Can't tell you where'd Windows would keep the VPN logs, you I can try that and see if that works. That clearly indicates that you have VPN set up properly inside. plus the error tells me potentially at a layer 3 or layer 4 level, traffic is not making it tosaid VPN server from the nonworking connection.

I am not a Comcast employee, I am a paying customer just like you!I am an XFINITY Forum Expert and I am here to help. And...it connected! No, create an account now. Mark it as an accepted solution!I am not a Comcast employee.Was your question answered?Mark it as a solution! 0 Kudos Posted by wassamatta_u ‎01-17-2012 05:23 PM Visitor Member Since: ‎11-29-2011 Posts:

Possible fake Xfinity secure wifi detected [ComcastXFINITY] by anon278. I am an XFINITY Forum Expert and I am here to help.We ask that you post publicly so people with similar questions may benefit.Was your question answered? Helpful (0) Reply options Link to this post by Esther Mofet,★Helpful Esther Mofet Feb 20, 2012 2:52 PM in response to Gerchak Level 1 (130 points) Feb 20, 2012 2:52 PM Does anyone know how to "Opt Out" of this with Comcast? 0 Kudos Posted by EG ‎10-10-2011 11:23 AM Connection Expert View All Member Since: ‎12-24-2003 Posts: 52,506 Message 8 of

I am a paying customer just like you! I receive the following error message:=========VPN ConnectionThe L2TP-VPN server did not respond. Search New support ticket Check ticket status Solution home UnoVPN UnoVPN Troubleshooting Error 800 - "Unable to establish the VPN connection." Modified on: Fri, 17 Oct, 2014 at 9:21 AM 1) It's also possible that she doesn't have NAT traversal enabled and that could cause problems as well, but the other end of the VPN should also have nat traversal enabled.