If you want to connect your Tonematch T8s to the L1 Pro8, Pro16, or Pro32, you just need a couple of Ethernet cables.
You can run a single L1 Pro in mono, or a pair of L1 Pro, S1 Pro or F1 812 in either stereo, or dual mono (daisy chain).
Follow the simple guide here: Tonematch T8s to L1 Pro connection guide