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Vpn Error 721 The Remote Computer Is Not Responding

Depending on your selections when running the RRAS Setup Wizard, a Windows Server computer running RRAS supports 128 L2TP ports, 128 PPTP ports, 128 SSTP ports, and 128 IKEv2 ports. Both of these conditions are required in order to establish the virtual private network connectivity by using Point-to-Point Tunneling protocol. One RAS server is configured to use one router as it's gateway, and the other RAS server uses the second router as it's gateway. Why does typography ruin the user experience? http://digitalfishbowl.net/vpn-error/vpn-error-721-remote-computer-not-responding.html

more hot questions question feed about us tour help blog chat data legal privacy policy work here advertising info mobile contact us feedback Technology Life / Arts Culture / Recreation Science Type IdentityEncodingFormat, and then press ENTER. This is a widely held > belief (even router manufacturers use it in their documentation), but it is > false. Any other service will work perfectly when NATed regardless from which IPs static public IP's they come in. https://support.microsoft.com/en-us/kb/888201

It has the router's public IP, so it fails. 3. We use a multi-NAT for routing service > > request to internal servers. This leads em to one of the first things to consider. Any insight into the VPN process would be helpful.

There > have been a few problems with PPTP from time to time with funny error 721 > problems. Related Posts I/O Device Error A common error encountered by Microsoft Windows users when trying to read or write from ... Can it be an > > ISP > > > related issue? When I'm connecting to the VPN server directly to the internal IP I connnect without problems.

It should because it worked from your DMZ. How to grep rows that have certain value in a specific column? Once uninstalled I have been able to connect to the vpn network again. my site 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.

To view the CRL distribution points for a certificate in the Certificates snap-in, obtain the certificate properties, click the Details tab, and then click the CRL Distribution Points field. I have also tried using the Draytek as the VPN endpoint (instead of it doing pass-through), which again worked successfully from my work PC, but gave the same result from the Register Hereor login if you are already a member E-mail User Name Password Forgot Password? Yes No Tell us more Flash Newsletter | Contact Us | Privacy Statement | Terms of Use | Trademarks | © 2016 Microsoft © 2016 Microsoft

So for example, I might use NAT to redirect WWW which would resolve to 208.38.6.104 to an internal IP on port 80. Post your questions, comments, feedbacks and suggestions Related Topics VPN error code VPN Browsing Issues VPN Logon Issues VPN Name Resolution VPN as Router VPN Routing Issues VPN TCP/IP Settings Ports In the end I don't know whether it's a router issue (ie, Netopia has problems routing PPTP requests), or a protocol issue (PPTP has problems when NATed), or whatever. Why was Vader surprised that Obi-Wan's body disappeared?

The central server is a domain controller with AD. http://digitalfishbowl.net/vpn-error/vpn-error-721-the-remote-computer-did-not-respond.html Also, need to make sure that firewall permits the TCP traffic on port 1723. Issued certificates can be revoked at any time. Lfber (in reply to LGR) Post #: 7 RE: Error 721 The remote computer is not responding - 16.May2002 11:05:00 PM spouseele Posts: 12830 Joined: 1.Jun.2001 From: Belgium Status:

Join & Ask a Question Need Help in Real-Time? Search for a recent change in any of the interfaces of the machine with troubles. What is VPN pass-through ? this content So, your external client sends a VPN request to the external IP.

Important This configuration change causes the NPS server to accept only ANSI and no longer accept Unicode-based user names, so EAP-based authentication from a Windows 7 client will now fail. I am not sure if I am clear on this? If Require data encryption (disconnect if none) is selected, clear the selection and retry the connection.

The exact error 721 description may vary from 'Remote PPP peer is not responding' to 'the remote computer is not responding'.

HTH 4,585 pointsBadges: report Stevesz Feb 26, 2011 0:20 AM GMT Sixball, I was not aware that the VPN connector kept a log, other than, perhaps entries into the event 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. All the other services work > > > perfectly with the router's Multi-NAT table. The VPN client certificate must also have the Client Authentication certificate purpose (also known as Enhanced Key Usage [EKU]) (Object identifier 1.3.6.1.5.5.7.3.2) and must either contain a UPN of a valid

Did the page load quickly? Not all firewalls support IP protocol 47. First let me explain the problem. > > > > The Problem: > > > > It can take up 6 retries for any remote user to successfully created a > http://digitalfishbowl.net/vpn-error/vpn-error-721-the-remote-computer.html Keep us posted 4,585 pointsBadges: report Stevesz Feb 27, 2011 11:31 PM GMT I am not sure that you guys are actually reading my problem here.

Try this, and give us some feedback and more info in case it doesn't resolve your issue.