Citrix’s GoToWebinar support web site
GoToWebinar phone support:
There are a few reasons why you may not be able to connect to the webinar. Below are a few troubleshooting suggestions.
Check your firewall's user manual or contact your firewall's tech support for specific instructions to unblock GoToWebinar. GoToWebinar uses an internet setting called ports, which may be blocked by your wireless network or internet service provider. If any of these ports are blocked, GoToWebinar will not be able to connect you to the session.
You may need to contact Customer Care or your internet service provider for help.It has also come to our attention that workplaces may block GoToWebinar links.
You may want to check with your workplace IT staff and view the archived webinar at a later date.
The webinar archives are Windows Media (WMV) files, which are best viewed in Windows Media Player. Mac users may want to download Windows Media Player for Macs.
You may be prompted to download a codec to view the archives.