I have been using Cisco VPN, and it work fine with connection through client servers. Sometimes after 6-7 days Im able to connect to VPN but Im not able to connect to client network. Any of the servers are accessible except VPN.

Cisco VPN Error #414 Failed to establish a TCP connection Jun 05, 2013 What do the different HTTP response codes mean? - Cisco Aug 12, 2014 VPN Error 403 - Virtual Private Networks (VPN) - Tek-Tips Dec 20, 2004

Common VPN Error Codes – HMA Support

The way Cisco's VPN is designed, your VPN client pool must be different than your LAN behind the PIX or the LAN where the remote client resides; also, the LAN where the remote VPN client resides *must* use a different IP range than the LAN behind the PIX, otherwise you'll encounter a routing loop & you will *not* be able to ping across the VPN Step-by-step guide on troubleshooting Runtime Errors Remove the Beta program and return it to the working version from Cisco and then try to see if the Vista OS will connect. If it doesn't wait till their is the correct drivers/software available to

Cisco VPN Error #414 Failed to establish a TCP connection

The Cisco VPN adapter should be disabled if the client is not connected, it turns itself on upon connection. This issue can happen from time to time, easiest to just uninstall the client, reboot, and reinstall. Moving to AnyConnect would be the best solution. Error and status codes in Microsoft Intune - Azure See a list of the errors, status code, descriptions, and resolutions when using MDM managed devices, getting access to company resources, errors on iOS/iPadOS devices, and OMA response errors in … Error 806