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Networking glossary
Plain-English definitions for the terms that come up when you're looking up a device or logging into a router — MAC addresses, OUIs, default gateways, router credential types, WiFi security, and the regulations behind them.
What is an OUI (Organizationally Unique Identifier)?What is a MAC address?What is a default gateway?WPA2 vs WPA3: what's the difference?What is DHCP?What is a subnet mask?What is a universal default password?What does "app-only" router management mean?What is a label-unique router password?What does "set on first setup" mean for router passwords?What is router firmware?What does factory-reset actually do?What is an SSID (WiFi network name)?What is a router admin panel?What is port forwarding?What is a VLAN?What is mesh WiFi?Access point vs router: what's the difference?What is the UK PSTI Act?What is the EU Cyber Resilience Act?