Which two ports on a laptop are used to gain console access to a Cisco switch? (Choose two.)
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A. B. C. D. E.AB.
The correct answers are A. DB-9 and B. USB.
Explanation:
Console access to a Cisco switch is used for initial configuration, troubleshooting, and maintenance of the device. To establish a console connection, you need a laptop or a computer with a terminal emulation program, a console cable, and the correct console port on the switch.
There are two types of console ports on a Cisco switch: RJ-45 Ethernet and DB-9 serial. The RJ-45 console port is used for connecting to the switch using a rollover cable, while the DB-9 serial console port is used for connecting to the switch using a console cable.
To connect a laptop to a Cisco switch using the console cable, you need to use either the DB-9 or USB port on your laptop, depending on the type of console cable you have. Older Cisco devices typically use a DB-9 console cable, while newer devices use a USB console cable.
If you have a DB-9 console cable, you need to connect the cable to the switch's DB-9 console port and the other end to the laptop's DB-9 port using a console-to-DB-9 adapter or a USB-to-serial converter.
If you have a USB console cable, you need to connect the cable to the switch's USB console port and the other end to the laptop's USB port.
Therefore, options A. DB-9 and B. USB are the correct answers. Options C. DVI and D. RJ-11 are not used for console connections to Cisco switches, and option E. RJ-45 Ethernet is used for connecting to the switch's management interface using a network cable, not for console access.