Cisco Vpn Failed Domain Name Resolution. The solution implements true split DNS it strictly queries the configured domain names that matches and are allowed to the VPN DNS servers. You can only resolve internally not externally.
We are having strange issue with latest anyconnect client versions 43 and 42 please let me know if anyone is having similar issues and known fixes. The description is self-explanatory. AnyConnect The VPN connection failed due to unssuccessful domain name resolution.
User cant access web base applications and unable to resolve DNS.
VPN link failed due to unsuccessful domain name resolution is a typical error that can occur while using Cisco AnyConnect Secure Mobility Client to remotely connect to the workplace. For production deployment issues please contact the TAC. Make sure the VPN server PIX Firewall Cisco VPN Concentrator or a router successfully assigns a DNS server IP address. First make sure that the problem only affects the Cisco VPN app.