Internet performance Knowledge Center

Ping & Latency

• What Is Ping?How ping is measured and what counts as a good value.
• What Is Latency?Round-trip delay explained end to end.
• How to Reduce PingPractical steps to cut round-trip delay.
• What Is Jitter?Why unstable latency breaks calls and games.
• Why Is My Ping High When My Speed Is Fast?Throughput and latency are different properties — here's why.
• What Is a Good Ping?Realistic good, average and poor ping ranges per activity.
• Why Does My Ping Spike?Why latency suddenly jumps and how to isolate the cause.
• What Is Bufferbloat?Why a fast connection feels slow whenever it is busy.

Internet Speed

• What Is Bandwidth?Capacity versus throughput, in plain language.
• Download, Upload & PingThe three core metrics of every speed test.
• Why Speed Tests DifferServer distance, congestion and device limits.
• How to Test Speed AccuratelyA repeatable testing methodology.
• Why Is My Upload Speed Slower Than My Download Speed?Why consumer plans are asymmetric and when it hurts.
• Is Gigabit Internet Worth It?When gigabit helps, and the bottlenecks that hide it.

ISP Troubleshooting

• Why Is My Internet Slow?The most common causes, ranked by likelihood.
• How to Improve Internet SpeedFrom router placement to plan upgrades.
• Common Internet ProblemsSymptoms, causes and fixes in one place.
• What Causes Packet Loss and How Do You Fix It?Where packets get dropped, and how to find the hop responsible.
• How to Test Internet Speed on Your RouterIsolate the line from the WiFi with a router-level test.
• How to Fix Packet LossA structured process to locate and eliminate dropped packets.

WiFi

• How to Improve WiFi SpeedChannels, bands, placement and interference.
• How to Fix Slow WiFiA step-by-step wireless troubleshooting flow.
• How WiFi Speed Tests WorkWhat a browser-based test actually measures.
• Why Does WiFi Slow Down When More Devices Connect?Airtime contention explained, and the fixes that work.

Router Optimization

• What Is a Mesh Network?When mesh beats a single router.
• How to Set Up a Home NetworkWiring, addressing and WiFi planning.

Gaming Network

• Best Router Features for GamingQoS, backhaul and buffer-bloat control.
• Best Internet Speed for GamingLatency budgets per game genre.
• What Is a Good Jitter for Gaming?Target jitter values per game genre, and how to hit them.
• Best DNS for Gaming: What It Does and Does Not FixWhat DNS actually changes for gamers — and what it does not.

Streaming Performance

• How to Fix BufferingWhy streams stall and how to stop it.
• Internet Speed for StreamingBandwidth needed per stream and resolution.
• Best Internet for Working From HomeUpload, latency and reliability targets.
• How Many Mbps Do You Need for 4K Streaming?Real 4K bitrates per service and how to size a plan.

VPN Performance

• Does a VPN Slow Internet?Encryption overhead and routing detours.

DNS

• Best DNS ServersHow resolver choice affects page loads.
• How to Change Your DNS ServerChange your resolver on every major platform, and verify it.

IPv4 & IPv6

• What Is IPv6?Address exhaustion and the modern stack.

Security

• Spotting Deepfakes OnlineMedia literacy for network-delivered content.

Mobile Internet

• Why Is My Mobile Data Slow?Diagnose slow 4G and 5G data, cause by cause.

Smart home

Illustration only — not recommended models or a product test.

• Speed testing for a smart home (Hebrew)Connect speed, upload and stability results to camera, coverage and compatibility checks.
• How to set up a smart homePlan your first room, pair devices and test automations and recovery.
• Which smart home devices do you need?Bulbs, plugs, sensors and hubs — Matter, Thread, Zigbee and WiFi compatibility.
• What to check before buyingNetwork coverage, electrical fit, privacy, ongoing costs and outage recovery.