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Windows Error 721 Vpn

How to prepare for impending doom Does a long flight on a jet provide a headstart to altitude acclimatisation? GRIMREAPERXX Tutorials 120,527 views 10:42 Error 800 issues - Duration: 8:01. If anyone cares to comment on why it works perfectly this way, and not when using a NATed IP addresses, I'd be happy to read and learn. Port 47 (tcp or udp) has nothing to do with VPN.

This is a safety > measure to prevent spoofing a reply. > > So I suspect that, with your previous setup, the reply was coming from a > range of different It hangs on verifying the username and password. All the other services work > > > > perfectly with the router's Multi-NAT table. Flag Permalink This was helpful (0) Collapse - VPN Connection Issue by flybige / March 30, 2006 5:33 AM PST In reply to: Out of curiosity Dynamic IP on a Cable https://support.microsoft.com/en-us/kb/888201

However, the remote PCs are using the DG834 as their DNS/DHCP/etc. Can it be an ISP related issue? Windows 7 Help Forums Windows 7 help and support Network & Sharing » User Name Remember Me? This is a widely held > > belief (even router manufacturers use it in their documentation), but it > is > > false.

All comments welcomed. ~Frank Frank, Aug 26, 2003 #1 Advertisements Frank Guest Thanks Bill, I can assure you it's a big relief. Tags: Thanks! PPTP uses GRE for tunneled data. I'll answer the for the household first.VPN is pretty sensitive when it comes to transmitting information.

I decided to use the router's public IP address for PPTP requests, instead of one of the other public IP addresses our ISP assigned us, and simply forward PPTP (TCP 1723 This software had installed another network interface and that was the problem. About Us PC Review is a computing review website with helpful tech support forums staffed by PC experts. http://www.sevenforums.com/network-sharing/93003-vpn-gurus-error-721-a.html We > > > have approximately 32 public IP addresses, hence why we use Multi-NAT > for > > > routing public services to internal servers.

If you reside outside of the United States, you consent to having your personal data transferred to and processed in the United States. We have approximately 32 public IP addresses, hence why we use Multi-NAT for routing public services to internal servers. Preview post Submit post Cancel post You are reporting the following post: VPN and Verify Password Error 721 This post has been flagged and will be reviewed by our staff. Last edited: Sep 24, 2009 ccgeek, Sep 24, 2009 #5 Advertisements Show Ignored Content Want to reply to this thread or ask your own question?

Usually 721 just indicates that GRE is being blocked.

I searched for such a log for VPN, and could not find it, and the event logs both on the local machine and the remote server do not show any events Jr. You would need to do a lot of tracing and > sniffing to see what actually happens. > > "Frank" <> wrote in message > news:eN#... > > Thanks Bill, I

Using some types of routers (without support to NAT-T), and in case it is an L2TP VPN, you might need to tweek Windows XP registry to make it able to connect You also need to set up your dial up connection and modem to answer automatically. Following Follow VPN issue Thanks! Also please exercise your best judgment when posting in the forums--revealing personal information such as your e-mail address, telephone number, and address is not recommended.

A PPTP connection will definitely fail if GRE is > > blocked at the router. But it can > also result from a reply from the server came from a different IP (ie > different from the IP address the client used to send). Member Login Remember Me Forgot your password? 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,

Privacy Reply Processing your reply... However, it doesn't like that, I have to use the router's IP (meaning I have to point ras2.mydomain.com to 208.38.4.101 in our DNS servers) and then forward PPTP to the RAS Just to clarify.

The problem exists only on the one machine.

This is a safety > > measure to prevent spoofing a reply. > > > > So I suspect that, with your previous setup, the reply was coming from > a Can it be > an > > > ISP > > > > related issue? We also provide an extensive Windows 7 tutorial section that covers a wide range of tips and tricks. Does your ISP support VPN.-Even though your ISP provides your internet connection, they necessarily don't support VPN connections.

I am not sure if I am clear on this? But it can > > also result from a reply from the server came from a different IP (ie > > different from the IP address the client used to send). By the way, the router's IP is the only pingable public IP, not that that should make any difference at all. When I have time I can going to research this a little further.

We'll email youwhen relevant content isadded and updated. VPN-Anonymity 2,168 views 6:55 Set up VPN server on Windows 7 Professional - Duration: 12:02. share|improve this answer answered Feb 9 '10 at 9:23 Andrew C add a comment| Your Answer draft saved draft discarded Sign up or log in Sign up using Google Sign My System Specs System Manufacturer/Model Number Dell XPS 15 L502x OS Windows 7 Ultimate x64 SP1 CPU Core i7-2670QM Memory 8GB DDR3 PC3-10600 Graphics Card Intel HD Graphics 3000 + GeForce

Ask a Question Question Title: (150 char. 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, etc). I have shut down the firewall on the affected machine with no improvement. E-mail and other web connectivity is not a problem.

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