99色精品-9色在线-99色在线-99色视频国产欧美日产一区二区三区_亚洲精品亚洲人成在线观看_四虎在线精品永久观看_免费一级a一片久久精

單項(xiàng)選擇題

Which type of cable is used to connect the COM port of a host to the COM port of a router or switch?（）

A. crossover
B. straight-through
C. rolled
D. shielded twisted-pair

你可能感興趣的試題

單項(xiàng)選擇題

Which Cisco Catalyst feature automatically disables the port in an operational PortFast upon receipt of a BPDU?（）

A. BackboneFast
B. UplinkFast
C. Root Guard
D. BPDU Guard
E. BPDU Filter

單項(xiàng)選擇題

How many bits are contained in each field of an IPv6 address?（）

A. 24
B. 4
C. 8
D. 16

<sup id="0sycx"><legend id="0sycx"></legend></sup>

<ins id="0sycx"></ins>

<dl id="0sycx"></dl>