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We use a multi-NAT for routing service > > > request to internal servers. I had this on another laptop... By the way, the > router's > > IP is the only pingable public IP, not that that should make any > difference > > at all. Please Note: Using System Restore will not affect your documents, pictures, or other data.

All the other services work > > > perfectly with the router's Multi-NAT table. Click Yes. This is a safety > > measure to prevent spoofing a reply. > > > > So I suspect that, with your previous setup, the reply was coming from > a Thanks.

they worked for first month and then suddenly stopped working.... Click the Uninstall/Change on the top menu ribbon. This is a widely held > belief (even router manufacturers use it in their documentation), but it is > false. These malicious intruders can damage, corrupt, or even delete Runtime Errors-related files.

I implemented port forwarding (See Netopia - Server List (Port Forwarding) - NQG_025 for addtional detail) as the previous poster suggested. If you reside outside of the United States, you consent to having your personal data transferred to and processed in the United States. Cisco VPN Client) under the list of Currently Installed Programs. Quit Registry Editor.7.

I have no idea why it does not work now. We > > have 32 "static" IP addresses from our ISP. The exact error 721 description may vary from 'Remote PPP peer is not responding' to 'the remote computer is not responding'. DriverDoc's proprietary One-Click Update™ technology not only ensures that you have correct driver versions for your hardware, but it also creates a backup of your current drivers before making any changes.

I would give the router the > first IP address (208.38.4.101) and the rest I would use to NAT various > services to internal servers (ftp, www, smtp, pop, rdp, pptp, I have had this a couple of times before and a rebuild seemed to solve the problem. Get the answer AnonymousAug 14, 2004, 3:31 AM Archived from groups: microsoft.public.windowsxp.work_remotely (More info?)The router doesn't autoupdate on its own.The Microsoft Broadband Networking software you may (or may not!) have installed What is required is > IP protocol 47, or GRE.

  1. I never thought of that possibility.
  2. By submitting you agree to receive email from TechTarget and its partners.
  3. We do not guarantee that problems resulting from the incorrect use of Registry Editor can be solved.
  4. Restore your computer.
  5. Because of this risk, we highly recommend using a trusted registry cleaner such as WinThruster (Developed by Microsoft Gold Certified Partner) to scan and repair any Error 721-related registry problems.
  6. I have ports 1723 and 47 open inmy router.
  7. Finnaly, considering that XP *is clean*, try to rebuild the TCP/IP stack issuing this command: netsh int ip reset where filename is any filename.

Thanks for the insight Bill. http://itknowledgeexchange.techtarget.com/itanswers/vpn-error-721-2/ Please reach out to us anytime on social media for more help: Recommendation: Scan your PC for computer errors. The Problem: It can take up 6 retries for any remote user to successfully created a remote PPTP connection to our servers. There was an error processing your information.

Finding the exact driver for your Error 721-related hardware device can be extremely difficult, even directly on the Cisco Systems, Inc. Step 8: Install All Available Windows Updates Microsoft is constantly updating and improving Windows system files that could be associated with Error 721. Thanks. You may even encounter this error if the modem driver is not compatible with Windows XP.

Thanks. Messages sent via email may or may notbe answered depending on time availability....Remote Networking Technology Support Site -http://www.remotenetworktechnology.comWindows XP Expert Zone - http://www.microsoft.com/windowsxp/expertzoneOn 12 Aug 2004 18:11:33 -0700, [email protected] (Alan S.)wrote:>Hello Now that you use a > fixed IP, it always works. > > Incidently, you do not need to forward port 47. In the File Name box, type a name for your backup file, such as "Cisco VPN Client Backup".

The authors maintain the elements that have made this text a market leader in its first edition: clarity of writing, a teach-by-example...https://books.google.co.uk/books/about/Data_Analysis_and_Decision_Making_with_M.html?id=_wja8C5MogEC&utm_source=gb-gplus-shareData Analysis and Decision Making with Microsoft Excel, RevisedMy libraryHelpAdvanced For whatever > > reason, > > > > this solved our problem with connecting to the RAS server. When the server replies, the packet goes to the NAT router, is modified by NAT and gets the router's public IP as the sender's IP.

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Cisco VPN Client) under the Name column. Type "sfc /scannow" and hit ENTER. With updated device drivers, you can finally unlock new hardware features and improve the speed and performance of your PC. And it sit there displaying this message for about 30-40 seconds, then it says: "error: 721 The remote computer did not respond." Network Setup: We have two netopia routers on our

I click on the VPN connection and it finds the address,>but then it gets stuck on the "Verify username and password" after>about 20 seconds I get an error 721 pop up. Locate Cisco Vpn Client Error 721-associated program (eg. In the Registry Editor, select the Error 721-related key (eg. This connection worked>great just last week and now it does not.

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