Any other service will work perfectly when NATed regardless from which IPs static public IP's they come in. If so, I apologize. > > > > ~Frank > > > > "Bill Grant" <> wrote in message > > news:%... > > > Hi, > > > > > Everything works perfectly, > > EXCEPT PPTP (VPN) connections. This is a safety > > > measure to prevent spoofing a reply. > > > > > > So I suspect that, with your previous setup, the reply was coming weblink
So for > example, I might use NAT to redirect WWW which would resolve to 220.127.116.11 > to an internal IP on port 80. Similar Threads RRAS + NAT + VPN == 721 error...Yikes! But you do not need tcp port 47. > > > > Best wishes, > > Bill > > > > "Frank" <> wrote in message > > news:... > > Also, Redoing the OS may or may not be necessary.
The central server is a domain controller with AD. System Security Can one of you gurus help me out ?Can one of you gurus help me out ? WServerNews.com The largest Windows Server focused newsletter worldwide. In the end I don't know > > > whether > > > > it's a router issue (ie, Netopia has problems routing PPTP requests), > or > > a >
On the RAS server, check the DHCP settings. Remote computer did not re... - 1.Sep.2003 6:09:00 PM tshinder Posts: 50013 Joined: 10.Jan.2001 From: Texas Status: offline Hi Jon,"sniffing the wrong lamp post" Good to hear you got http://www.sevenforums.com/network-s...92994-vpn.html 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 + They both have their own > > separate WAN connection (we use a lot of bandwidth, hence the need for two > > WAN connections).
My dealer and notebook manufacturer leave me without help, saying nothing is wrong. If I use > any > > of the other static public IPs, 18.104.22.168 - 22.214.171.124 in a NAT, it > > would take up to 6 retries for the connection Any ideas? Bad Gateway The proxy server received an invalid response from an upstream server.
Any other service will work > > perfectly when NATed regardless from which IPs static public IP's they > come > > in. http://www.howtonetworking.com/vpnissues/error721.htm If you reside outside of the United States, you consent to having your personal data transferred to and processed in the United States. Error 721 Vpn Windows Xp A PPTP connection will definitely fail if GRE is > > > blocked at the router. Related Posts Error Loading Operating System The Error Loading Operating System error appears when an operating system fails to load properly. ...
I will > share > > these findings with this forum in case others can benefit from our > > situation. have a peek at these guys I'd... Client is XP pro. Any other service will work > perfectly when NATed regardless from which IPs static public IP's they come > in.
Just to clarify. This is a safety > > measure to prevent spoofing a reply. > > > > So I suspect that, with your previous setup, the reply was coming from > a All rights reserved.
Join & Ask a Question Need Help in Real-Time? Promoted by Recorded Future Threat intelligence is often discussed, but rarely understood. 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 Like I said, it can take up to 6 retries to successfully connect > to > > our RAS servers (up to 30 retries if the remote user is behind a
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 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. First let me explain the problem. > > > > The Problem: > > > > It can take up 6 retries for any remote user to successfully created a > this content The type of network they form with their clients is a Bridged network.
Well, it was set up as an endpoint (for a separate LAN-to-LAN), so was theoretically intercepting all PPTP traffic. These VPN's can be tricky to set up and if one little thing isn't right they don't seem to work too well. 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 Newer Than: Search this thread only Search this forum only Display results as threads Useful Searches Recent Posts More...
But the reply goes through the same > channel as above, so the reply doesn't have this IP in the packet. However, it doesn't like that, I have to use the router's IP > (meaning I have to point ras2.mydomain.com to 126.96.36.199 in our DNS > servers) and then forward PPTP to 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. Sound & Audio Need Some Help from Gurus!So long story short, my self-entitled teenage son decided it'd be a hoot to look at porn and post inappropriate content on his FB
I suspect a problem with one or more of the Windows networking components on this machine. 2,015 pointsBadges: report saturno Feb 28, 2011 4:03 PM GMT Fine, What was the One more try for Installing the latest Windows XP compatible driver for the modem can also fix the problem. 60,590 pointsBadges: report saturno Feb 27, 2011 10:51 PM GMT Well, All the other services work > > > > perfectly with the router's Multi-NAT table. There > have been a few problems with PPTP from time to time with funny error 721 > problems.
I decided to use the > router's > > > public IP address for PPTP requests, instead of one of the other public > IP > > > addresses our ISP All the other services work perfectly with the router's Multi-NAT table. Tags: Thanks!