Question about T480 USB-C and Thunderbolt 3 ports w/ Thunderbolt 3 Dock Gen 2 (40AN0135US). See comment for details. : r/thinkpad
Lenovo ThinkPad P15 Gen 2 Review: Refined Mobile Workstation | HotHardware
Document
Amazon.com: Lenovo ThinkPad Hybrid USB-C with USB-A Dock US (40AF0135US) : Electronics
Document
Amazon.com: USB C Laptop Docking Station, 15 in 1 Triple Display Multiport Adapter with 3 Monitors Dock Compatible for Dell/Surface/HP/Lenovo Laptops (Dual DP, HDMI, VGA, USB Ports, RJ45, SD/TF, Mic/Audio, PD) :
Lenovo ThinkPad X1 Extreme Gen 4 Review: Plenty of Power and Ports | WIRED