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subnet mask

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Efficient Ops
Efficient Ops
Dec 15, 2024 · Fundamentals

Unlocking Network Basics: How VLANs, Routers, and DNS Shape Modern LANs

This article explains the fundamentals of VLANs, single‑arm routing, layer‑3 switches, gateways, DNS, MAC addresses, and subnet masks, using clear analogies and examples to show how network segmentation and routing enable efficient communication within and between local networks.

DNSMAC addressVLAN
0 likes · 11 min read
Unlocking Network Basics: How VLANs, Routers, and DNS Shape Modern LANs
Efficient Ops
Efficient Ops
Sep 18, 2023 · Fundamentals

Understanding VLANs, Routing, and Core Network Concepts: A Beginner’s Guide

This article explains VLAN fundamentals, how single‑arm routing and layer‑3 switches enable inter‑VLAN communication, the role of gateways, DNS resolution, MAC addresses, and subnet masks, using clear analogies and diagrams to help readers grasp essential networking concepts.

DNSMAC addressVLAN
0 likes · 11 min read
Understanding VLANs, Routing, and Core Network Concepts: A Beginner’s Guide
Efficient Ops
Efficient Ops
Aug 14, 2022 · Fundamentals

Why VLANs Matter: Simplifying Networks with Virtual LANs, Gateways, and DNS

This article explains the concept of VLANs, how they segment broadcast domains like classroom groups, describes single‑arm routing and layer‑3 switches for inter‑VLAN communication, and covers essential networking components such as gateways, DNS, MAC addresses, IP addressing, and subnet masks, illustrating each with clear analogies.

DNSMAC addressNetworking
0 likes · 12 min read
Why VLANs Matter: Simplifying Networks with Virtual LANs, Gateways, and DNS
Efficient Ops
Efficient Ops
May 9, 2022 · Fundamentals

Why VLANs Matter: Simplifying Networks with Virtual LANs, Gateways, and DNS

This article explains the concept of VLANs, illustrates how they segment networks like classroom groups, describes single‑arm routing and layer‑3 switches for inter‑VLAN communication, and covers related fundamentals such as gateways, DNS, MAC addresses, and subnet masks, providing clear analogies and diagrams for beginners.

DNSMAC addressNetworking
0 likes · 12 min read
Why VLANs Matter: Simplifying Networks with Virtual LANs, Gateways, and DNS
Laravel Tech Community
Laravel Tech Community
May 23, 2021 · Fundamentals

Understanding IP Addresses, Subnet Masks, and Subnetting (VLSM & CIDR)

This article explains the purpose and representation of IP addresses, details binary‑decimal conversion methods, describes the five IP classes, subnet mask functions, private versus public address ranges, and provides step‑by‑step guidance on subnetting, VLSM, and CIDR calculations with examples.

CIDRIP addressSubnetting
0 likes · 10 min read
Understanding IP Addresses, Subnet Masks, and Subnetting (VLSM & CIDR)
Efficient Ops
Efficient Ops
Jun 14, 2020 · Fundamentals

Why VLANs Matter: Simplifying Networks with Virtual LANs, Gateways, and DNS

This article explains the concept of VLANs, how they segment networks like classroom groups, the role of single‑arm routing and layer‑3 switches for inter‑VLAN communication, and clarifies related fundamentals such as gateways, DNS, MAC addresses, IP addressing, and subnet masks.

DNSNetworkingVLAN
0 likes · 12 min read
Why VLANs Matter: Simplifying Networks with Virtual LANs, Gateways, and DNS
DevOps Cloud Academy
DevOps Cloud Academy
Aug 9, 2019 · Fundamentals

Understanding IP Address Structure, Classification, and Basic Router Configuration

This article explains the purpose and binary composition of IPv4 addresses, details class A‑E ranges, private address blocks, subnet masks, and provides step‑by‑step router configuration commands to establish network connectivity.

IP addressnetwork fundamentalsprivate IP
0 likes · 4 min read
Understanding IP Address Structure, Classification, and Basic Router Configuration
Efficient Ops
Efficient Ops
Jul 3, 2016 · Operations

Memory Myths, Subnet Mask Mistakes, and Telnet Tricks: Ops Lessons

This article shares real‑world ops stories about a disputed memory upgrade, explains how Linux calculates usable memory, clarifies common subnet‑mask misunderstandings, and demonstrates why Telnet cannot test UDP ports, highlighting practical troubleshooting lessons for system administrators.

linux memorynetwork troubleshootingoperations
0 likes · 12 min read
Memory Myths, Subnet Mask Mistakes, and Telnet Tricks: Ops Lessons