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Vpn Error 721 Comcast

Mark it as an accepted solution!I am not a Comcast employee. iMac just got some real competition... [Apple] by HiVolt267. Go to Solution 10 Comments LVL 77 Overall: Level 77 VPN 36 Windows Server 2003 29 Message Active today Expert Comment by:Rob Williams2007-04-12 GRE as you stated is a protocol, Jeff Top VPN via Comcast router (getting 721 error) by SkFTdGlsbH » Sat, 17 Dec 2005 05:38:06 I'm replying to my own message with new info!

Any other insight? Following links outline the use of the test tools: See VPN traffic: 0 Message Author Comment by:hhcomp2007-05-09 I used the ms pptpsrv and pptpclnt and I was able Please help.VPN connection is working fine for all other places that I've tested (coffee shop, etc) 0 Kudos 2 REPLIES Posted by JamesR ‎06-11-2010 08:39 PM Connection Expert View All Member No luck.

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Office (Win 2000 Server) over the internet with a VPN connection - using Windows Standard VPN PPTP.I have ISDN internet service (1 BRI line) which gets me around 120kbps speed max... The VPN server may be un-reachable, or security parameters may not be configured properly for this connection. MenuExperts Exchange Browse BackBrowse Topics Open Questions Open Projects Solutions Members Articles Videos Courses Contribute Products BackProducts Gigs Live Courses Vendor Services Groups Careers Store Headlines Website Testing Ask a Question Start here. CommunityCategoryBoardUsers turn on suggestions Auto-suggest helps you quickly narrow down your search results by suggesting possible matches as you type.

You need to use the wizard to have permissions set, routing configured, firewall, configured, RRAS & VPN DHCP configured. 0 Message Author Comment by:hhcomp2007-05-09 I am still getting 721 which I am really stumped here, the firewall is not controlled by me. 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? Suggested Solutions Title # Comments Views Activity Moving SQl Server SBS 2003 to SQL Server 2014 27 101 18d Cisco ASA Restarted Suddenly 11 55 20d Psexec - a script to

Get 1:1 Help Now Advertise Here Enjoyed your answer? Took her a new W7 laptop which I tested on Verizon Mobile Broadband, so I knew it worked.  It got an error 800 at the users home. Follow-Ups: RE: VPN to SBS through Comcast router From: Edward Tian Prev by Date: Re: Can you tell me about the firewalls and Belkin Next by Date: http:///exchange authentication Previous by VPN issues, Error 721, Linksys routers and more! 2.

Can't get DSL or Cable... GRE is a client protocol of IP > > using IP protocol 47. That seemed to work when I posted the 'Thanks' message, but now it doesn't. Also many thanks for Leythos's great input. > > > > From your description, I understand that when you try to establish a VPN > > connection, the connection cannot be

and put the 3-com back in place... As asked above, how did you create the VPN, using RRAS, or using the Wizard? ForumsJoin Search similar:[HELP] Problem with VPN Cisco DPC3925 Residential Gateway[DSL] Sagemcom 2864 - VPN (PPTP)Actiontec FV2200 - bridge mode?[Equip] How 2 enable GRE Protocol47 Comcast Business (cisco dpc3939b)?[DSL] Need help configuring I guess 'kludge' is the right word for it.

VPN ins ISA2004 - Client gets error 721 Remote Computer did not re 4. Make sure no security software like Microsoft OneCare software that blocks the GRE. You will see the text received at the host running Pptpsrv.exe. news VPN error 619 & 721 11.

Thanks, Jeff "JAStillwell" wrote: > Thanks! > > Opening port 47 to TCP and UDP seems to work. > > I should probably contact Comcast about GRE protocol 47, though, as You may get a better answer to your question by starting a new discussion. Login.

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I have succsefully connected via vpn to the server from a pc in the office (on the lan, using lan ip to vpn connect). Is that an option. 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. {{offlineMessage}} Store Store home Devices Article by: Michael ADCs have gained traction within the last decade, largely due to increased demand for legacy load balancing appliances to handle more advanced application delivery requirements and improve application

I have also forwarded port 47 for both tcp and udp but I do not have a GRE protocal so the tcp and udp is the best I have. Testing internally is not sufficient. Join the community of 500,000 technology professionals and ask your questions. I can't find where in > > the > > | Comcast router I can open GRE port 47.

VPN connection error #721 using Win XP 7.