单选题What kind of cable should be used to establish a trunked line between two Catalyst 2950 switches?（）Aa straight-through cableBan EIA/TIA-232 serial cableCan auxiliary cableDa modem cableEa cross-over cable
单选题
What kind of cable should be used to establish a trunked line between two Catalyst 2950 switches?（）
A
a straight-through cable
B
an EIA/TIA-232 serial cable
C
an auxiliary cable
D
a modem cable
E
a cross-over cable
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