Your browser does not seem to support JavaScript. As a result, your viewing experience will be diminished, and you have been placed in read-only mode.
Please download a browser that supports JavaScript, or enable it if it's disabled (i.e. NoScript).
@siradams No. It is not possible now and we have no plans to implement such functionality. Technically you can count the number of simultaneous connections on your side and just refuse a new connection if the limit is exceeded.