>>295231It's either a 10/100 mbps Ethernet connection, or 100/1000 mbps Ethernet. (Aka Megabit 100 mbit /s or Gigabit 1000 mbit /s)
Usually, all devices are usually 100/1000 mbit Ethernet, you can still find old computers (of recent memory, think Intel Pentium 4 or AMD Athlon) that use 10/100 mbit.
