Access Point vs Wi-Fi Extender: Signal Power and Speed Trade-offs
Learn when to use an access point or Wi-Fi extender, how dBm converts to milliwatts, and why Ethernet LAN is usually faster, steadier, and easier to test.
Continue reading
Author: Sam Snider
Subnet masking explained: Calculate the Local Range and NAT Type
Subnet masking explained with a worked IPv4 example: calculate your local range, then compare the gateway, public IP, upstream device, and application tests to spot NAT type.
Continue reading
NAT Type Tester: Public vs. Private Subnets Explained
NAT type tester results make sense once you compare local IPs, gateway status, and public IPs to spot public subnet, private subnet, shared carrier-grade NAT, double NAT, and inbound access issues.
Continue reading
Internet Cable Connector: Connect USB to Gigabit Ethernet
Learn how an internet cable connector, USB port, network adapter, and Ethernet cable work together, then verify a stable 1 Gbps link by checking ports, drivers, negotiation, and real throughput.
Continue reading
Best Ethernet Cables: Cat5, Cat5e, Cat6, Cat6A, Cat6e, and Cat7 Compared
Find the best ethernet cables for your network: compare Cat5, Cat5e, Cat6, Cat6A, Cat6e, and Cat7 by speed, distance, shielding, connectors, and installation needs.
Continue reading
What Is an IP Subnet? CIDR and Class B Address Ranges Explained
Learn what an IP subnet is, how prefixes divide address space, and how to calculate network, broadcast, usable hosts, and increments using modern CIDR and legacy Class B terms.
Continue reading
LTE Band 2 and LTE Band 66: How FDD LTE Works
See how LTE Band 2 and LTE Band 66 use paired uplink and downlink spectrum in FDD LTE, how their frequency blocks overlap, and what Band 66 support means for devices and networks.
Continue reading
RJ45 Connector Wiring: SFP-to-RJ45 for a 100-Foot Ethernet Cable Run
RJ45 connector wiring: use T568A or T568B, select a compatible SFP-to-RJ45 module and cable category, then verify a 100-foot Ethernet cable run for speed, heat, distance, and link negotiation.
Continue reading
20 dBm to Watts: 4G Frequency Bands and Link Budget Basics
If you’re converting 20 dBm to watts, remember it equals 100 mW (0.1 W). Use the formulas both ways, then place 4G bands, antenna gain, loss, and path effects in a real link budget.
Continue reading
Difference Between Cat6 and Cat6A: Choose the Right Ethernet Link
The difference between Cat6 and Cat6A depends on speed, distance, crosstalk, and installation. Compare complete links for access points, cameras, and long building runs, with fiber and PoE choices.
Continue reading