Blackboard Collaborate

Blackboard Collaborate is an online collaboration platform that allows for virtual classroom or meeting spaces. This tool can be used inside or outside of Blackboard Learn.

We recommend using Firefox or Chrome when connecting to Collaborate. We also recommend that you have the most up to date Java version.

Scheduled Blackboard Collaborate Maintenance

New Collaborate Original Client and Windows and Mac Launchers
Beginning Wednesday, August 1, 2018 at 3:00 am and ending August 1, 2018 at 6:00 am

Please note that all Collaborate Original Clients will need to download new .collab and .jnlp files once the updates have been completed. Existing .collab and .jnlp files will not be valid after the maintenance has been performed. Please Note:  This is a mandatory upgrade for Mac users, to resolve an outstanding bug that was preventing Mac users from receiving important updates we had to make some changes.  These changes require that all Mac users download the new Mac Launcher 1.5.0 to launch sessions going forward

MAC instruction for uninstalling the previous version and how to install the new version:

Windows PC instruction for uninstalling the previous version and how to install the new version:

Clients using Collaborate with the Ultra experience will not be affected during this maintenance window.


Collaborate Database Infrastructure Maintenance

Beginning Saturday, August 4 at 11:00 pm and ending Sunday, August 5 at 9:00 am 
Please note that all Collaborate Original and Collaborate Ultra services will be unavailable during these infrastructure maintenance windows.  We will try to minimize downtime, however we will use these entire maintenance windows if necessary.

Technical Support


Proxy Error

Since Blackboard Collaborate uses dynamic server assignment, it is not possible to state in advance precisely which server will host a session. This means the IP address is known only when the session actually starts. Therefore, you must ensure firewalls (and proxy systems) allow access to the entire set of Blackboard Collaborate servers using the following domain and IP address range. Blackboard Collaborate points services to the following IP range:

  • with netmask (in CIDR notation:

If you are unable to connect to Blackboard Collaborate and you keep getting a proxy error message, please ensure that the address block listed above is whitelisted. It is important to allow access to the complete block, as this may help to reduce the impact of any configuration changes that Blackboard Collaborate makes in the future.

Blackboard Collaborate Web Conferencing System Requirements

Web Conferencing – System Requirements for Blackboard Collaborate