Well, a single fiber pair and a rack's worth of expensive gear on both sides. The standard front panel ports on routers these day tends to go to 100G with 400 on the horizon.
For extra fun for all the people trying to reverse it, the exact waveform data changes per batch of displays. The overall strategy will remain the same though.
If you want to see a more complete list of waveform names you could probably go look at the gpl releases of popular readers...