Error 691 solution:Access denied because username and/or password is invalid on the domain.
Aug 23, 2019 · When you see the VPN 691 error, there are some remedies you can try as follows: If two or more VPN clients are installed on the computer, make sure only one client is running to avoid conflicts. Test both to run Windows applications and services. I've had to bite the bullet and install UltraVNC which works like a charm but I'd much rather use RD or VPN. On the router I have opened up ports 5900 and 5500 which I understand is used for this sort of thing. I've also allowed VPN-IPSEC, VPN-L2TP & VPN-PPTP (although I understand that it is the VPN-PPTP one that I am trying to use). Jul 13, 2011 · Hi there forum. I'm trying to implement a L2TP/IPSEC (preshared key) on TMG2010, but i can't connect with any user. i've tried using both MS-CHAPv2 to which i get the 691 Sep 14, 2019 · The Windows VPN error 691 may occur due to problems with network protocol settings, remote access permission issues, connectivity issues, etc. Nov 04, 2010 · NOTE: This form is for feedback only to help us improve our support site. Changes, additions or the cancellation of products cannot be processed via the feedback form. Comments entered here will NOT receive a personal email res Apr 06, 2015 · 3 – Recreating Dial-Up Connection. Your internet connecting device might get hanged during the connection. So recreating your dial-up connection can fix this issue.
Apr 24, 2018 · A Virtual Private Network or VPN is used to make protected connections. These are often used over the Internet for a safer browsing experience. Such connections are known as VPN tunnels that are
As mentioned there is usually an option for VPN pass-through, or one for each; PPTP, L2TP, and IPSec. This is not port forwarding or opening ports. Have you done the test by trying to connect from the LAN to verify your account, user name and password, and group memberships are working. Jul 10, 2020 · The network connection between your computer and the VPN server could not be established because the remote server is not responding. This could be because one of the network devices (e.g., firewalls, NAT, routers, etc.) between your computer and the remote server is not configured to allow VPN connections.
Hi, System: Win2003SBS SP2, ISA2004, 2 NICs, used as DC, DNS, DHCP Problem: no connection via VPN from outside, errormessage: 691 no authentication Ensuring that your login details are correct is an important procedure in fixing the 691 error, because it then means you can move to the next step because it shows you have confirmed your identity. To ensure login details are correct follow these steps: A couple of things to keep in mind with Vista VPN as compared to XP VPN from my endless Googling on this issue: MS CHAP v1 and PAP are disabled by default in Vista (they weren't in XP).