Tag: broadcast

Network+ Pop Quiz:  I’m suddenly getting a lot of phone calls

Network+ Pop Quiz: I’m suddenly getting a lot of phone calls

Last modified on October 16th, 2019 at 5:54 pm

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A+ Pop Quiz:  Now nothing works

A+ Pop Quiz: Now nothing works

Last modified on June 3rd, 2020 at 10:21 pm

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Network+ Pop Quiz: This will be short-lived

Network+ Pop Quiz: This will be short-lived

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Network+ Pop Quiz: As long as it includes chocolate

Network+ Pop Quiz: As long as it includes chocolate

Why does the initial DHCP addressing process use broadcasts?

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A+ Pop Quiz: Apparently I don’t have one of those

A+ Pop Quiz: Apparently I don’t have one of those

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Mobile Device App Troubleshooting – CompTIA A+ 220-902 – 4.3

Mobile Device App Troubleshooting – CompTIA A+ 220-902 – 4.3

Last modified on July 9th, 2018 at 3:55 pm

The apps on a mobile device can be a challenge to manage. In this video, you’ll learn how to troubleshoot the most common mobile app issues.

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Unicast, Multicast, and Broadcast – CompTIA Network+ N10-006 – 1.8

Unicast, Multicast, and Broadcast – CompTIA Network+ N10-006 – 1.8

Last modified on May 20th, 2015 at 3:04 pm

Our network applications use many different communications methods to get information from one device to another. In this video, you’ll learn about the concepts and usage of unicasts, multicasts, and broadcasts.

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IPv4 Addresses and Subnetting – CompTIA Network+ N10-006 – 1.8

IPv4 Addresses and Subnetting – CompTIA Network+ N10-006 – 1.8

Last modified on October 1st, 2015 at 10:49 pm

The calculation of an IP subnet is a relatively straightforward process, and in this video you’ll learn how to use binary math to calculate the network address, broadcast address, and device addresses on an IP subnet.

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Flood Guards – CompTIA Security+ SY0-401: 1.2

Flood Guards – CompTIA Security+ SY0-401: 1.2

Last modified on August 4th, 2014 at 8:17 pm

A relatively easy way to overwhelm network devices is to attack them with a flood of network packets. In this video, you’ll learn about some of the more popular methods of flooding a network and how to help prevent these denial of service attacks.

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CompTIA Network+ N10-005: 2.2 – SSID Management

CompTIA Network+ N10-005: 2.2 – SSID Management

What is a wireless SSID, and how should configure it for your network? In this video, you’ll learn about the SSID and the advantages and disadvantages of SSID broadcast suppression.

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