20　イーサネット

〈この章の構成〉

• show interfaces(10BASE-T/100BASE-TX/1000BASE-T)

• show interfaces(100BASE-FX)

• show interfaces(1000BASE-X)

• show interfaces(10GBASE-R)

• show interfaces(40GBASE-R)

• clear counters

• show port

• activate

• inactivate

• test interfaces

• no test interfaces