It is possible if you expand it.
The H.323 / SIP room connector license requires a contract for the number of simultaneous connections of H.323 / SIP terminals.

Q/A

Will there be a delay if I connect to a video conference?
I want to know the operating requirements of the virtual room connector (VRC) when connecting multiple H.323 / SIP devices at the same time.
Is it possible to link the video conferencing system with Zoom?
Can I use existing equipment and video conferencing systems?
What exactly is the Zoom Connector server for?
I am in a situation where I can connect from a video conferencing system beyond the number of H.323 licenses I purchased. Will there be any additional charges or charges?
Which do you use, H.323 or SIP, to connect to the video conference?