A: WAN Basics

A: WAN Basics

🕔09:05, 27.Sep 2018

What happens over an Ethernet WAN link? What Data Link addresses appear in the frame that the routers forward over the WAN? What data link headers exist on the WAN link? What types of cabling must be used? The latest

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Q: WAN Basics

Q: WAN Basics

🕔09:05, 25.Sep 2018

WAN connections span much longer distances than WANs – so what happens in that WAN? Even for CCENT and CCNA, you can understand some of the basic facts about how a WAN service provider builds a WAN connection. This next

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A: LAN Broadcasts

A: LAN Broadcasts

🕔09:05, 20.Sep 2018

The term LAN broadcast may have a specific meaning to you, with the contents of the Ethernet header leaping from your memory. But maybe not. What about the source address? Type field?  Check out the question first, and then come

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Q: LAN Broadcasts

Q: LAN Broadcasts

🕔09:05, 18.Sep 2018

To answer some #CCNA questions, you need to think like a network analyzer (e.g., Wireshark). What values sit in the headers of an Ethernet frame or IP packet? In this next sample question, you’ll get a chance to think about

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A: Encapsulation

A: Encapsulation

🕔10:15, 14.Sep 2018

Can you predict the data link addresses in each frame that encapsulates a packet as it flows from source to destination in an IPv4 network? This latest QA requires you to think hard about those details. Check out the question

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Q: Encapsulation

Q: Encapsulation

🕔09:05, 12.Sep 2018

Time for some new practice questions! I’ve not added any new QA in a while, but I plan to get on a roll and add new QA to both the CCENT blog and CCNA blog for a good run of

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