IEEE P802.3cg 10Mb/s Single Pair Ethernet Task Force –Jan 2018 Interim, Long Beach, CA USA Page 20 BASE-T1 Auto-Negotiation • As in BASE-T, Auto-Negotiation is key to broad adoption • Enables multi-speed and multi-mode ports (like 10/100/1000BASE-T) –Negotiate link parameters (e.g., 10/100/1000, T1S vs. T1L, loop-timing, EEE)