Can ISPs fake the results of internet speed test? - Super User
2020年5月20日 · 4. We moved to a new one he claimed to give us 15mb/s to 30mb/s and 30mb/s upload speed. If you go to any speed testing site, like fast.com or speedtest.net or any other, you see that it shows 30mb/s and so on, so the numbers you see on screen back his claims. Ping is 15, so not a factor. But if you download a big real file or app, you see that ...
How to determine a network cable's maximum speed?
2018年2月15日 · To test the maximum bandwidth of a network cable, do the following: Install iPerf on two computers, then connect both to opposing ends of the cable. On one of the computers, start iPerf in Server mode: iperf -s. On the other computer, run iPerf in client mode to test the connection: iperf -c <IP of server>.
internet - Different Results Among Different Speed Test Sites: …
2018年3月26日 · My internet speed results vary widely: from 1-6 mbps upload speed, and from 10-60 mbps download speed. Even though I think server location would only affect ping results, I made sure all servers on the different sites are near my location.
Why doesn't my tested internet speed match my actual?
2011年12月27日 · You have too many variables against you. Logically, your path of connection is: Computer -> Router. Router -> Modem. Modem -> ISP. ISP -> routes. routes -> SpeedTest.net. reverse. routes is determined by traceroute from your connection to speedtest.net and reverse is the same connection back, perhaps on different routes.
internet - Why is my actual download speed less than that found …
2016年6月25日 · I ran my Internet connection through SpeedTest.net which claims that it finds out the actual Internet speed, much lower than that promised by my ISP. But—while downloading—the speed is much lesser than the test results. Even after using download mangers like Internet Download Manager, there isn’t much difference.
Speedtest shows fast connection but actual downloads are slow
2015年12月13日 · A speedtest simply measures the download between you and your ISP. It doesn't actually go out beyond your ISP. Once you go out beyond your ISP, many other factors come into play and can affect your download speed. Raw bandwidth is just one small part of the whole download process. For example, if a user is fortunate enough to have a 1 Gbps ...
isp - Test internet speed over a period of time - Super User
2022年4月1日 · Actions for making troubleshooting easier. The ISP will always want to rule out any local network issues, so it is recommended to use a LAN cable directly from the modem to a laptop or PC (if its a modem/router combi) or to the router behind it and perform the speedtest then. Make sure all other devices are unplugged.
How do I test my connection to a given site? - Super User
2016年12月18日 · Each test is longish (several minutes), and basically compares the speed of different services between their servers and you: if they detect large discrepancies between service data transfer rates, then they have made it at least likely that your ISP is …
Internet speed tests show fast download speeds, but "real-world ...
2022年8月17日 · Every internet speed test I try (sponsored and independent) show that each device on my home network has ~50 Mb/s download speed. My router also lets me perform a speed test directly from itself, and it shows ~200 Mb/s download speed, which is what I …
When does it make sense to run Ookla's speedtest with a single ...
2021年3月10日 · Ookla's speedtest gives the option of running their speed test using a single-threaded or multi-threaded connection. According to this source: Most large downloads [over the web] and streaming services operate over a single connection to the server, so it makes sense to measure the throughput available over a single connection.