Networking & Homelab

Hands-on networking and homelab notes covering VLANs, DHCP, DNS, Packet Tracer, Proxmox, and support-focused lab practice.

How DHCP Works in a Small Network

A practical beginner explanation of DHCP leases, scopes, gateways, DNS settings, and small network troubleshooting.

Network+DHCPNetworkingHomelab

Networking & Homelab

A practical beginner guide to three common networking commands used in IT support troubleshooting.

Network+NetworkingTroubleshootingPingTracertNslookup

Networking & Homelab

A practical beginner explanation of subnets, masks, and why subnetting matters in IT support learning.

Network+SubnettingNetworkingBeginner IT Support

Networking & Homelab

A beginner-friendly explanation of VLANs and why they are useful in homelab and small network practice.

Network+VLANHomelabNetworkingSwitching

Networking & Homelab

A beginner-friendly guide to default gateways, routing, and why local devices need a gateway to reach the internet.

Network+Default GatewayNetworkingRouting

Networking & Homelab

A beginner-friendly comparison of Ethernet and Wi-Fi troubleshooting for practical help desk support.

Network+NetworkingWi-FiEthernetTroubleshooting

Networking & Homelab

A beginner-friendly explanation of IP address, subnet, DHCP, DNS, and default gateway basics for connected-but-no-internet troubleshooting.

CompTIA A+NetworkingDHCPDNSDefault Gateway

See every current Jensen IT Notes article across support, networking, tools, projects, and career learning.