One thing though. VPN's can be fussy with MTU. Is there a name for the (anti- ) pattern of passing parameters that will only be used several levels deep in the call chain? Please temporarily place a client directly connected to the external NIC > of the SBS Server.
Might there be more than 1 NAT device such as a router, combined router and modem, ICS (Internet Connection Sharing) enabled PC ? -many security applications will block GRE, such as I had to disconnect my laptop from the network and I actually restarted the other laptop - don't know if restart was necessary or just disconn/reconn to network but I restarted Why didn’t Japan attack the West Coast of the United States during World War II? The remote computers are dialling out through a Netgear DG834Gv4 (latest firmware), and the server is behind a Draytek 2820. http://serverfault.com/questions/110009/vpn-returning-721-error-despite-successful-logins-to-from-other-locations
Just in case it makes any difference, the router is a Netgear DG834GT provided by Sky in the UK and therefore has heavily customised firmware but, as I said before, as And it must pick that node as the one that is first to connect? Thank you! > > Have a nice day! :) > > Best Regards > Edward Tian(MSFT) > Microsoft CSS Online Newsgroup Support > > Get Secure! - www.microsoft.com/security > ====================================================== > Disconnected and then tried to > reconnect > | and error 721. ??????
Yes, my password is: Forgot your password? I seem to be hitting a brick wall. > > > > I think that it appears to be a GRE issue. > > > > Ian. Get 1:1 Help Now Advertise Here Enjoyed your answer? However, the remote PCs are using the DG834 as their DNS/DHCP/etc.
Suggested Solutions Title # Comments Views Activity Moving away from SBS 2008... 5 41 67d azure vpn connection 2 28 20d Sophos UTM Endpoint VPN 2 3 17h Cisco ASA NAT Lower can increase stability but reduce performance. Thanjks again. 0 Message Author Comment by:boney372008-01-11 Firstly, apologies for the delay in coming back on this; but the problem persists. http://www.howtonetworking.com/vpnissues/error721.htm After numerous > unsuccessful > | tries, I set a different main IP on the router and modified the IP on the > | manual connection and straight in.
If so, what is the version of the ISA? > > 4. You can connect the external network adapter of the SBS > Server to a simple hub and connect the client to the same hub. > > b. Subscribe to our monthly newsletter for tech news and trends Membership How it Works Gigs Live Careers Plans and Pricing For Business Become an Expert Resource Center About Us Who We Your cache administrator is webmaster.
The system returned: (22) Invalid argument The remote host or network may be down. http://www.tomshardware.com/forum/34487-42-stuck-verifying-user-password Why can't the second fundamental theorem of calculus be proved in just two lines? Persimmon, Jun 28, 2005 #3 Ron Anthony Quinn Guest Check out this link http://www.compusa.com/products/product_info.asp?product_code=50194224&pfp=BROWSE Also, you might find a better price at www.insight.com. -- Ron Anthony Quinn Chief Nerd Officer Network When responding to posts via your newsreader, > please "Reply to Group" so that others may learn and benefit from your > issue. > > Microsoft engineers can only focus on
Regards Simon 0 LVL 77 Overall: Level 77 SBS 47 VPN 36 Windows XP 17 Message Active today Expert Comment by:Rob Williams2008-01-14 You don't need to change MTU on the If you are among those users who love windows, but are grappling to keep the system's hard drive optimized, then you s… Windows OS Windows XP Windows 7 Mac OS X Please double check if the router is configured to forward > the corresponding ports to the SBS box. > > For your information: > Generally speaking, we need to enable TCP 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
What does the following character mean in German: »Ø«? You'll be able to ask questions about Vista or chat with the community and help others. Some wireless drivers and the encryption "seem" to interfere sometimes with the VPN encryption. Join them; it only takes a minute: Sign up Here's how it works: Anybody can ask a question Anybody can answer The best answers are voted up and rise to the
Configure the VPN connection on the client and do a VPN test. > > Does this problem persist? > > If the above test works fine, it reveals that the traffic The central server is a domain controller with AD. There's nothing in either router's firewall which would prevent one the remote IP but not my work IP.
I meant to remove the router from the picture as a test. Be very grateful for assistance > | > > . It connects, but fails to authenticate... I had a brief look at the router settings to see if I could find anything that might explain it and can only summise that maybe in some way it was
When a cable/DSL router cannot map GRE protocol 47 to the > Routing and Remote Access server, you cannot connect to the server from the > Internet. > > GRE Protocol Clutching at straws a little and I would have loved to spend more time to get to the bottom of it but my main task was done and I have a Initially > I > | manually setup a Win XP VPN Client to the main IP of the router and > | sucessfully connected and authenticated. Please > check http://support.microsoft.com for regional support phone numbers. > > Any input or comments in this thread are highly appreciated. > ====================================================== > This posting is provided "AS IS" with
Interesting there were compatibility issues with some connections and not others. VPN Error 735 - The requested address was rejected by server VPN Error 736 - The remote computer terminated the control protocol VPN Error 741 - The local computer does not I seem to be hitting a brick wall. I and my colleagues are totally stumped - we know each end is fine independently, but for some reason they won't work together.
Art Bunch posted Jul 23, 2016 How to open .vlt files? If you want an inexpensive and effective hardware firewall/router, try the D-Link DFL-300 -- it's under $300.00 and it supports GRE47. -- Ron Anthony Quinn Chief Nerd Officer Network Nerds, LLC To answer some of the other questions: There is only one External NIC on the server. By analyzing and understanding these TTPs, you can dramatically enhance your security program.
I hope this adds something - or maybe this has already been clarified or answered better somewhere else? 0 Featured Post Why You Should Analyze Threat Actor TTPs Promoted by Recorded I will suggest to check the router settings and make sure TCP Port 1723, IP Protocol 47 (GRE) are opened. Covered by US Patent. ERROR The requested URL could not be retrieved The following error was encountered while trying to retrieve the URL: http://0.0.0.10/ Connection to 0.0.0.10 failed.
asked 6 years ago viewed 2268 times active 4 years ago Blog Stack Overflow Podcast #93 - A Very Spolsky Halloween Special Related 3Error 720 on VPN (PPTP) attempt2VPN Error 778: I guess then it is a combined router/modem unit. The default is 1500, but I ask about PPPoE as it uses 1492. We don't think that it's authentication; it doesn't seem to get that far.
I then tried my > | original connection and that had same problem. Just click the sign up button to choose a username and then you can ask your own questions on the forum. myers78 posted Jul 3, 2015 ADMT 3.2 Source domain access issue stives1974 posted May 6, 2015 Loading... Join Now For immediate help use Live now!
I can't find a DFL-300, do you mean a DSL-300? > > Ian. > > "Ron Anthony Quinn" wrote: > > > In my experience, neither one of those routers mentioned If you have issues > regarding other Microsoft products, you'd better post in the corresponding > newsgroups so that they can be resolved in an efficient and timely manner. > You 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 Thanks to everyone for the help.