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Error 721 Remote Computer Not Responding


Thanks for the insight Bill. Article by: amatson78 To setup a SonicWALL for policy based routing to be used with the Websense Content Gateway there are several steps that need to be completed. Checking swap center/subwoofer, fill speakers or bass management does not change anything... Installing the latest Windows XP compatible driver for the modem can also fix the problem in some situations. his comment is here

First let me explain the problem. > > > > > > > > The Problem: > > > > > > > > It can take up 6 retries for System Security Can one of you gurus help me out ?Can one of you gurus help me out ? This is a safety > > > measure to prevent spoofing a reply. > > > > > > So I suspect that, with your previous setup, the reply was coming Please try again later.

Error 721 The Remote Computer Did Not Respond

Can a Bridged network be the reason PPTP struggles when NATed > > to > > > an > > > > assigned IP rather than when using the router's IP? You may even get an error 721 after making an unsuccessful attempt to establish a dial-up connection after upgrading your computer to Microsoft Windows XP from earlier versions. If you're having a computer problem, ask on our forum for advice. This > > was ONLY an issue with the PPTP service.

The router sees this on port 1723 and then will forward that on to the IP address of your server. 0 LVL 10 Overall: Level 10 Message Author Comment by:rj22005-03-02 Please join our friendly community by clicking the button below - it only takes a few seconds and is totally free. Please enter an answer. Error 721 Directv Comment Submit Your Comment By clicking you are agreeing to Experts Exchange's Terms of Use.

Error 721. Error 721 Vpn Please try again later. Unauthorized reproduction forbidden.

current community blog chat Server Fault Meta Server Fault your communities Sign up or log in to customize your list. We no longer > > have > > > to retry up to 6 times to successfully connect. > > > > > > Conclusion: > > > > > >

If there is an A/V software involved you might need to uninstall it completely. FTP, WWW, RDP, PCAnywhere, SSL, PPTP, MAIL, etc...all these services are routed to internal servers/workstations. WServerNews.com The largest Windows Server focused newsletter worldwide. vpn pptp share|improve this question asked Feb 5 '10 at 15:28 Andrew C Ok, I've tested the VPN from one of the PCs from the other domain which is

Error 721 Vpn

I don't think you really want to know what the output was, but the VPN is once again working. 10 entries were added, 15 were deleted and the rest were reset. http://www.howtonetworking.com/vpnissues/error721.htm 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. > > > Error 721 The Remote Computer Did Not Respond Remote computer did not re... - 1.Sep.2003 10:40:00 AM scriven_j Posts: 8 Joined: 30.Aug.2003 From: London Status: offline I have worked it out. Error 678 The Remote Computer Did Not Respond Port 47 (tcp or udp) has nothing to do with VPN.

By submitting you agree to receive email from TechTarget and its partners. this content We don't think that it's authentication; it doesn't seem to get that far. Is [](){} a valid lambda definition? Our ISP was not able to make this work. 0 LVL 16 Overall: Level 16 Networking 6 Software Firewalls 4 Hardware Firewalls 3 Message Expert Comment by:samccarthy2005-03-15 Glad to hear...... Error 721 Vpn Windows Xp

Our ISP have setup the NAT on the router to temporarily allow all IP traffic to this external IP. This is a widely held > belief (even router manufacturers use it in their documentation), but it is > false. Well, it was set up as an endpoint (for a separate LAN-to-LAN), so was theoretically intercepting all PPTP traffic. weblink I will share these findings with this forum in case others can benefit from our situation.

How can I have low-level 5e necromancer NPCs controlling many, many undead in this converted adventure? PPTP uses GRE for tunneled data. This is a widely held > > belief (even router manufacturers use it in their documentation), but it > is > > false.

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

We have 32 "static" IP addresses from our ISP. frederik "Long Path Tool" is very helpfull Search for: ReferenceSoftware Tutorials Unit Conversion Practice Tests Web Tools Site Index Audio-Video Databases Electronics File Compression File Conversion Gaming Graphics Hardware Internet IT Join & Ask a Question Need Help in Real-Time? Any ideas what might be wrong?

Following Follow VPN issue Thanks! For whatever > reason, > > > this solved our problem with connecting to the RAS server. It's only the PPTP service that doesn't seem to like this in our situation, forcing me to use the router's IP address instead of the other 15 static IPs. check over here Solved VPN question - "error 721: Remote computer did not respond" Posted on 2005-03-02 Software Firewalls Hardware Firewalls Networking 3 Verified Solutions 11 Comments 34,429 Views Last Modified: 2013-11-16 I'm trying

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Troubleshooting remote access VPNs: Virtual Private Network (VPN) This is what comes up for error 721. What is required is > IP protocol 47, or GRE. But > > this issue is only for PPTP connections. But the reply goes through the same > channel as above, so the reply doesn't have this IP in the packet.

Now that you > use > > a > > > fixed IP, it always works. > > > > > > Incidently, you do not need to forward port 47. I am not sure if I am clear on this? Everything works > perfectly, > > > > EXCEPT PPTP (VPN) connections. Register Privacy Policy Terms and Rules Help Popular Sections Tech Support Forums Articles Archives Connect With Us Twitter Log-in Register Contact Us Forum software by XenForo™ ©2010-2016 XenForo Ltd.

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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. Can a Bridged network be the reason PPTP struggles when NATed to > an > > assigned IP rather than when using the router's IP? They both have their own > > separate WAN connection (we use a lot of bandwidth, hence the need for two > > WAN connections).

Another software who creates network interfaces are virtual machines managers like VirtualBox or VMWare.