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Essential IP addressing and subnetting  |    A 2 day   hands on   training course

IP addressing and subnetting course description

A course focusing purely on IP addressing and subnetting. The course assumes that delegates already have some knowledge of IP addressing. In particular delegates will be able to calculate subnet numbers in seconds without using binary.

What will you learn
  • Download and install Wireshark.
  • Calculate subnet numbers in seconds
  • Design IP addressing schemes.
  • Troubleshoot IP address problems.
  • Calculate CIDR prefixes in seconds
IP addressing and subnetting course details

IP addressing and subnetting course contents

  • IP addressing review
  • What is an IP address? What is a subnet? Classless IP addressing. The rules of IP addressing. Ways IP addresses are used: On hosts, in packets, in routing tables.
    Hands on Byte boundary subnetting.

  • Configuring IP addresses
  • Interfaces, Static vs. dynamic configuration. DHCP: Scopes, leases, relays, using multiple DHCP servers. Multihoming.

  • Subnetting
  • Default subnet masks, subnet notations. How to subnet without binary. VLSMs.
    Hands on Bit boundary subnetting.

  • Address ranges and routing
  • Routing tables, IP address spoofing, host specific routing, subnets in routing tables, supernets in routing tables. CIDR. Impact of choice of routing protocol.
    Hands on IP addressing plans.

  • Allocations and assignments
  • IAB, IANA, RIRs, RIPE, LIRs and ISPs. PI vs. PA addressing.
    Hands on Querying the RIPE database.

  • Private addressing and NAT
  • NAT, NAPT, NAT terms, private addresses, NAT operation, NAT architecture, NAT and security, why use NAT? NAT-ALG, Types of NAT, RSIP.

  • Special use addresses
  • Unicasts, broadcasts, multicasts, anycasts. Directed broadcasts. Allowing broadcasts through routers.

Learning path



Based on customer ratings

M. M. - Cobham Aviation Services

"Excellent course. Already told colleagues to get on it."

A. H-S. - Optasense

"Plenty of content and good structure and documentation for future reference."

Training approach

This structured training course seeks to build upon workbook learning through the use of group exercises, dynamic discussion and individual tasks in order to deliver an engaging and interactive module that will ensure all candidates are able to transfer their new skills into the workplace.