Unsuccessful Domain Name Resolution Anyconnect

Unsuccessful Domain Name Resolution Anyconnect List
Unsuccessful Domain Name Resolution Anyconnect
Unsuccessful Domain Name Resolution Anyconnect 2017

Resolved: Clients are receiving this error “The VPN connection failed due to unsuccessful domain name resolution.”

Monday, July 27th, 2020

Incident Discovery Time: 05:05pm on 07/27/2020 Time of Resolution: 08:05pm on 07/27/2020 Services Impacted: Network Services

Description of Impact

Some clients were not able to connect to VPN.

Incident Description and Resolution

IS&T teams have resolved the incident.

Additional Information

The cause of this incident was determined to be the Verizon Fios dns server. If you continue to have issues, please contact the IT Help Center.

Previous Update

Incident Discovery Time: 05:05pm on 07/27/2020
Services Impacted: Network Services

Description of Impact

Clients from both campuses are intermittently experiencing errors getting on the Cisco VPN.

Current Status

IS&T teams have not yet identified the cause of this incident, but continue to investigate.
Next Update: 08:00pm

Previous Update

Incident Discovery Time: 05:05pm on 07/27/2020 Services Impacted: Network Services

Description of Impact

Clients are receiving this error “The VPN connection failed due to unsuccessful domain name resolution.”

Current Status

IS&T teams have not yet identified the cause of the incident, but are investigating. Next Update: 06:15pm

So I'm working for a small business and my knowledge of phones is pretty limited. What we're looking for is generally easy enough, but since we use multiple numbers (one per employee and a general office number) we'd like to have options to manage these numbers better. Restart the computer or device, and try to connect again. The VPN connection failed due to unsuccessful domain name resolution.

[solved] how to resolve the Cisco Anyconnect error message “VPN connection failed due to unsuccessful domain name resolution”

The above message is a very common message caused by the local internet provider DNS resolution failure and cane be fixed very easily.

below is the error message that you may get when trying to connect to the VPN while connected to the home internet.

Unsuccessful Domain Name Resolution Anyconnect List

Excel gratuit play store. You will see that Cisco Anyconnect displays an error message where it is not able to connect to the VPN host using the hostname.

The first thing you will need to confirm is if the DNS resolution is working and in order to confirm that you will need to run the command prompt.

Launch the command prompt by going “start” “run” type “cmd” – see the screenshot for reference.

You can test the resolution by pinging espn.com.

type “ping” and you can see Ping espn.com is not resolving.
nslookup for cnn.com does not resolve and shows a loop back address as a dns server.

One good place to see more logs is by going to the gear icon on the Cisco Anyconnect. see the screenshot below for reference.

Go to the VPN tab and message history and you can see how many times, the client tried to connect and failed.

Start the command prompt again to test the DNS resolution.

This time use the DNS lookup using the google DNS server and you will see a response and that confirms that is the DNS server.

Unsuccessful Domain Name Resolution Anyconnect

You can update the DNS server by manually adding the google DNS server for a temporary fix until your internet provider fixes the issue.

Unsuccessful Domain Name Resolution Anyconnect 2017

Thanks for ready this.