What is packet loss
I'm getting latency and/or packet loss. What can I do?
Generally, packet loss at any hop that is being reported by a Line Quality Test "LQT" from either the East and/or West Coast(s) indicates a line issue. Sometimes, if the packet loss is upstream of your ISP's backbone, there is nothing that you can do about it. However, if the packet loss is at your hop, then there is a line issue on your end. This is often referred to as "packet loss at your address" and looks like this.
Here are a few things that you can try. If these do not resolve your issue, you may want to post your issue in the Tweaks Forum along with the answers to these 11 questions .
The loss can occur for many different reasons. Some of the most common causes and fixes include:
•Clear your Browser's Cache and Temporary
•If you're using any proxy server, disable it here .
•Power-cycle your modem/router, directions here .
•Your modem, router or cables are too close to a device that
emits EMI/RFI and need to be moved.
•Check that your NIC (Network Interface Card) drivers are up
to date from the manufacturer.
•Check that your cables are plugged in tight. If you have some
spare ones, try another cable or swap them around.
•For DSL connections, one or more filters may have gone bad
and need to be replaced. For cable connections, a splitter may
have gone bad.
•For DSL connections, check to be sure all phones or devices
hooked to the phone lines are filtered, including external fax
machines, Satellite Dish receiver, TiVo and ReplayTV DVRs, Analog
splitter and a home run installed (either do-it-yourself orSource: www.dslreports.com