31 Days Before your Cisco Certified Support Technician (CCST) Networking 100-150 Exam: A Day-By-Day Review Guide for the CCST-Networking Certification Exam
Today’s exam topic is a quick review of what is most common about link lights on Cisco devices.
Cisco Device Link Lights
There is a wide variety of Cisco devices, as shown in Figure 15-1. Each of these devices has link lights to indicate various statuses.
Figure 15-1 A Collection of Cisco Networking Devices
RU in Figure 15-1 stands for rack units and is used to determine how much space a particular device will require. ...
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