It may be necessary for customers to do packet captures using Wireshark to analyze the data. The path and all the elements between the source and destination of the problem.ĬenturyLink has performance servers placed strategically within its network that allow technicians to work with customers who wish to run Iperf or Jperf tests to help isolate performance issues. Also logging into the device (router or switch) and verifying logs, interface statistics, cpu load, and additional information.ģ.
CenturyLink's equipment specifically the customer facing port via current and historical graphs. Existing tickets or outages that could be causing the problem.Ģ. The most common things technicians will look at when a customer has a performance issue are:ġ. What information will CenturyLink look at to help verify their portion of the network? Have you isolated your network, if so please explain what has been isolated and what tools were used?.Have you verified everything under the section “When you identify a performance issue what should I look for”?.Does the problem happen only when going to a specific destination or everywhere?.Offer details 99.9 reliable network (Based on network uptime or availability) Shop Internet Plans Log on, compete and win big with reliable speeds from CenturyLink that let you stay plugged in & on top of your game. We are seeing network looping and bad routing on many network. Get the fastest internet speed available at your location (max speed is up to 100 Mbps). What is the frequency of the event (all the time, common times, intermittent)? There are appears to be world-wide network issues due to Level3/Centurylink IP routing.What are your network symptoms (examples: packet loss, delay, congestion)?.Some common questions that may be asked by a support person: Using networking tools and ISOLATION is the key to finding network performance issues.Įliminate and segment the network then retest using networking tools to try and isolate the issue. I have looked at everything in my network but can’t find anything, now what?ĭetermining you have performance issues is the first step figuring out what is causing it can be difficult. Specifically CPU load, interface errors, CRC errors, packets per second, and bits per second. Lumen SD-WAN Solutions (formerly CenturyLink SD-WAN) with hybrid connectivity is a WAN solution supporting scalable networks across a range of connectivity. Check all routers, switches, devices & interfaces in the path for utilization and or errors.
Check router or switch logs, many times there can be critical log messages that may help identify potential issues.Verify if there were any changes in the network around the time the issue started.When you identify a performance issue what should I look for? Optimize, troubleshoot, and learn more about internet and WiFi speeds. Potentially any device (router, switch, firewall, server, computer) or link (ethernet, coax, copper, fiber) within a network. Maximize your internet connection performance with support and blogs from CenturyLink. Iperf (for Windows) & Jperf (for Windows).Speedtest Applications (example CenturyLink Speedtest).Multiple tests should be run at various times to benchmark your network.ĬenturyLink cannot accept any responsibility for your use of third-party software.
#Speedtest centurylink how to#
So you can easily average speed test results, compare maximum speeds and research logged results for CenturyLink.This is a high level generic document outlining some common information about network performance issues and how to troubleshoot them.Ī measurement of how well a network is functioning.īy simulating network traffic using networking tools and analyzing the data. This tool can average connection speed for any Internet provider, country or city in the world. 's speed test database stores information on millions of Internet connections.
#Speedtest centurylink download#
Test My Download Speed Test My Upload Speedĭo you want to research connection speed for CenturyLink? 's Download Speed Test and Upload Speed Test log connection information to allow users to research real world Internet speed test results. They want you to think your connection is running perfectly.
This test is unbiased, it tests and grades all providers on the same criteria. When providers host their own speed tests they eliminate the variables that you're here to test. The CenturyLink speed test at displays the measure for key factors in your internet connection which is inclusive of download test, upload test, jitter test, latency test, wifi speed test and ping test. A third party opinion is necessary and the provider shouldn't be allowed anywhere near the process. We believe that it's a conflict of interest when Internet service providers operate their own speed tests. We check speeds for theses ISPs: Comcast, Xfinity, Time Warner Cable, Charter, Sprint, T Mobile, Suddenlink, AT&T, Verizon, CenturyLink, Frontier, DirecTv, Dish.
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