New users installed DevTest 10.6 on MAC machines and getting the below Timeout error.
Validated the connectivity to the Registry server with nc -vnzu 1xx.xx.x.xx 2010 and it was succeeded with the messge "Connection to 1xx.xx.x.xx 2010 [udp/*] succeeded!"
Release : 10.6
Component : DevTest Workstation
The users are on a more restricted VPN profile with the way they are connecting to their VPN caused the issue.
The connectivity issue is resolved at users end and now they are able to connect to the Registry from Workstation.
DevTest System Requirements are provided at https://techdocs.broadcom.com/us/en/ca-enterprise-software/devops/devtest-solutions/10-6/installing/preinstallation/system-requirements.html.