Can I connect 2 LAN unit to the TanGo without the usage of an extra LAN switch? Dennis Cato April 10, 2018 14:06 Updated Follow Yes you can. The TanGo has a 2 port build-in LAN switch, here you can add 2 LAN unit. See illustration below. Related articles Can I expand the TanGo to control more devices with RS232, LAN or I/O's? How to troubleshoot LAN connections on a Tango control system How to create a "Keep Connection Alive" in a LAN device What can I use the relays for and what are the ratings? How should I connect the TanGo and a Touch Device in a standard configuration? Comments 0 comments Please sign in to leave a comment.