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communication:bandwidth_conservation [2018/02/25 13:24] frater_secessus [Bandwidth conservation] |
communication:bandwidth_conservation [2020/05/21 11:13] frater_secessus [video frugality] |
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As with [[:water|drinking water]], [[food:|food:]], and waste tanks, 'dwellers often have to manage their use of data bandwidth. Here are the most common factors: | As with drinking water, power, food, and waste tanks, 'dwellers often have to manage their use of data bandwidth. Here are the most common factors: |
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* cost - on metered or capped plans going over can be expensive | * cost - on metered or capped plans going over can be expensive |
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The traditional way mobile sites were/are denoted was with the prefix "m". Compare the https://m.alaskaair.com/ mobile website with the https://www.alaskaair.com/ . If the site does client analysis you might get pushed to the regular www site. You may want to hack that behavior by sending a false [[https://en.wikipedia.org/wiki/User_agent#Use_in_HTTP|user agent string]]. | The traditional way mobile sites were/are denoted was with the prefix "m". Compare the https://m.alaskaair.com/ mobile website with the https://www.alaskaair.com/ . If the site does client analysis you might get pushed to the regular www site. You may want to hack that behavior by sending a false [[https://en.wikipedia.org/wiki/User_agent#Use_in_HTTP|user agent string]]. |
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=== compression proxies === | === compression proxies === |
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A compression proxy runs between you and the internet and optimizes / compresses web content to save bandwidth. It may downgrade image quality for substantial savings. It is an internet version of [[lifestyle:mail forwarding|a mail forwarding service]] that throws out the junk mail and extra packing before sending your mail mail to you. | A compression proxy runs between you and the internet and optimizes / compresses web content to save bandwidth. It may downgrade image quality for substantial savings. It is an internet version of [[lifestyle:mail forwarding|a mail forwarding service]] that throws out the junk and extra packing before sending your mail (web page) to you. |
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Note: **HTTPS (encrypted) traffic cannot be optimized** by third parties because it is encrypted and the proxy can't see what it is. | Note: **HTTPS (encrypted) traffic cannot be optimized** by third parties because it is encrypted and the proxy can't see what it is. |
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[[http://www.opera.com/|Opera]] made the first mainstream browser to offer a compression proxy on their mobile and desktop browsers. Now the Chrome mobile browser has a proxy and there is a [[https://chrome.google.com/webstore/detail/data-saver/pfmgfdlgomnbgkofeojodiodmgpgmkac|Data Savings plugin for Chrome/Chromium]]. | [[http://www.opera.com/|Opera]] made the first mainstream browser to offer a compression proxy on their mobile ~~and desktop~~ browsers. ~~Now the Chrome mobile browser has a proxy and there is a [[https://chrome.google.com/webstore/detail/data-saver/pfmgfdlgomnbgkofeojodiodmgpgmkac|Data Savings plugin for Chrome/Chromium]].~~ |
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If you are technically minded and have a server somewhere you can run your own compression proxy using freeware like ziproxy. Frater Secessus runs one of these and will make a login for you if you want to play with it. PM him on the CRVL forum. | If you are technically minded and have a server somewhere you can run your own compression proxy using freeware like ziproxy. Frater Secessus runs one of these and will make a login for you if you want to play with it. |
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| The [[https://github.com/ayastreb/bandwidth-hero|Bandwidth Hero project]] compresses images; significant assembly required. |
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| A german ISP runs [[https://www.skyzip.de/skyzip-free-acceleration-and-compression-proxy-encrypts-your-traffic-increases-browsing-speed-and-saves-your-bandwidth-english/|SkyZip]], a compression proxy. |
==== email frugality ==== | ==== email frugality ==== |
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Pulling down audio only when possible can save 90% or more bandwidth. | Pulling down audio only when possible can save 90% or more bandwidth. |
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| If you need both audio and video, those pieces can be pulled down separately and combined for absolute smallest filesize: |
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| * ''youtube-dl --format worstaudio+worstvideo [URL]'' |
==== android ==== | ==== android ==== |
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