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Skillreps

Lesson 31 of 114

IPv4 Subnet Masks

CompTIA Network+ (N10-009) · objective 1.7

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Speed

This lesson’s steps

  1. Watch the step+10 XP

    Watch to the end. Slow it down or loop the tricky part as often as you need.

  2. Try it yourself+25 XP

    Convert these masks to CIDR: 255.255.255.0, 255.255.255.192, 255.255.240.0, 255.255.255.252.

  3. Log what you made+40 XP

    Sign in to keep a record of what you make.

Quick check

3 questions · +15 XP

Recalling what you just watched is one of the best ways to remember it. No timer.

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