{"id":9607,"date":"2023-12-17T13:44:38","date_gmt":"2023-12-17T04:44:38","guid":{"rendered":"https:\/\/chat-messenger.com\/?p=9607"},"modified":"2025-12-06T22:33:06","modified_gmt":"2025-12-06T13:33:06","slug":"webconferences-networktraffic","status":"publish","type":"post","link":"https:\/\/chat-messenger.com\/en\/manual\/videoconference_voicecall\/web-conferences-network-traffic","title":{"rendered":"Web conference network traffic volume"},"content":{"rendered":"<p>Chat&amp;Messenger <a href=\"https:\/\/chat-messenger.com\/en\/manual\/videoconference_voicecall\/web-conference-usage\/\" data-type=\"post\" data-id=\"5391\" target=\"_blank\" rel=\"noreferrer noopener\">Web Conference<\/a> We will explain the amount of traffic that will be applied to the in-house center router within the organization when this is done.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full is-resized\"><img src=\"https:\/\/chat-messenger.com\/wp-content\/uploads\/2024\/12\/image-10.png\" alt=\"\" class=\"wp-image-11422\" width=\"499\" height=\"399\"\/><\/figure>\n\n\n\n<h2><strong>Audio and Camera<\/strong>\u30fbComparison table for document sharing<\/h2>\n\n\n\n<p>When a web conference is held, the following traffic will be generated on the in-house center router, etc.<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table><tbody><tr><th><\/th><th>5 user<\/th><th>10 user<\/th><\/tr><tr><td><strong>Audio only<\/strong><\/td><td>0.2 MByte\/s<\/td><td>0.7 MByte\/s<\/td><\/tr><tr><td><strong>Audio and Camera<\/strong><\/td><td>4.0 MByte\/s<\/td><td>8.0 MByte\/s<\/td><\/tr><tr><td><strong>1 user documents shared, others audio\/camera off<\/strong><\/td><td>0.07 MByte\/s<\/td><td>0.3 MByte\/s<\/td><\/tr><\/tbody><\/table><figcaption>Measure the average sending and receiving rate for 40 seconds on the video server using the iftop command<\/figcaption><\/figure>\n\n\n\n<ul class=\"is-style-check_list\"><li>Each organization should establish its own policy on how many web conferencing sessions can be used simultaneously, taking into consideration internal router limitations within the organization.<ul><li>For example, in the case of 10-user voice and camera, if the server side generates 8.0 MByte\/s of traffic and the center router has a 100 MByte\/s limit, the maximum number of simultaneous conferences should be kept below 10.<\/li><\/ul><ul><li><a rel=\"noreferrer noopener\" href=\"https:\/\/chat-messenger.com\/en\/manual\/schedule_calendar\/meeting_room_facility_reservation\/\" target=\"_blank\">Facility Reservation Function<\/a>&nbsp;Large-scale meetings can be controlled by reserving and conducting them as a whole using the<\/li><\/ul><\/li><li><a href=\"https:\/\/chat-messenger.com\/en\/manual\/camserver\/camserver_overview\/\" data-type=\"post\" data-id=\"849\" target=\"_blank\" rel=\"noreferrer noopener\">On-premises CAMserver<\/a> When measuring, use the OpenJDK Platform Binary network usage fee in Task Manager as a guide.<\/li><\/ul>\n\n\n\n<figure class=\"wp-block-image size-full is-resized\"><img src=\"https:\/\/chat-messenger.com\/wp-content\/uploads\/2023\/12\/image.png\" alt=\"\" class=\"wp-image-9612\" width=\"523\" height=\"92\"\/><\/figure>\n\n\n\n<h2>The approximate amount of communication required on the client side (one PC) is<\/h2>\n\n\n\n<p>In this case, the easiest way is to measure using Windows Task Manager. The following shows that when 10 people participate in a web conference and one person shares materials, the average communication amount per PC is about 0.3Mbps.<\/p>\n\n\n\n<figure class=\"wp-block-image size-large is-resized\"><img src=\"https:\/\/chat-messenger.com\/images\/webconf-video-screenshare-traffic10.png\" alt=\"\" width=\"470\" height=\"302\"\/><\/figure>\n\n\n\n<h2>Bitrate guideline<\/h2>\n\n\n\n<h3>Adjustment of resolution and frame rate<\/h3>\n\n\n\n<p>For Chat&amp;Messenger web conferences, camera resolution is limited to low traffic by default for 5 or 10 users. To change this, go to the &quot;<a href=\"https:\/\/chat-messenger.com\/en\/manual\/videoconference_voicecall\/web-conference-usage\/#webconf-video-quality-settings\/\">Web Conference Settings<\/a>Please use &quot;<\/p>\n\n\n\n<div class=\"wp-block-columns\">\n<div class=\"wp-block-column\">\n<figure class=\"wp-block-image size-large\"><img src=\"https:\/\/chat-messenger.com\/images\/webconf-video-quality-settings.png\" alt=\"\"\/><\/figure>\n<\/div>\n\n\n\n<div class=\"wp-block-column\">\n<figure class=\"wp-block-image size-large\"><img src=\"https:\/\/chat-messenger.com\/images\/webconf-video-quality-settings-row.png\" alt=\"\"\/><figcaption>Setting the minimum resolution to 90p<br><span class=\"swl-marker mark_blue\">Achieving the lowest traffic in the industry<\/span><\/figcaption><\/figure>\n<\/div>\n<\/div>\n\n\n\n<p><br><br><\/p>\n\n\n\n<h3>Bitrate guideline calculation formula when camera is used<\/h3>\n\n\n\n<p>\u9001\u4fe1\u8005\u5074\uff08\u30a8\u30f3\u30b3\u30fc\u30c0\u5074\uff09\u304c\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u7d4c\u7531\u3067\u9001\u4fe1\u3059\u308b\u30c7\u30fc\u30bf\u91cf\u3067\u3042\u308b\u30d3\u30c3\u30c8\u30ec\u30fc\u30c8\uff08kbps\uff09\u306e\u76ee\u5b89\u8a08\u7b97\u5f0f\u3092\u7d39\u4ecb\u3057\u307e\u3059\u3002WebRTC \u306a\u3069\u306e\u30ea\u30a2\u30eb\u30bf\u30a4\u30e0\u901a\u4fe1\u3067\u306f\u3001\u5e2f\u57df\u5236\u9650\u3084\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u72b6\u6cc1\u3001\u4eba\u7269\u306e\u52d5\u304d\u306b\u5fdc\u3058\u3066\u52d5\u7684\u306b\u8abf\u6574\u3055\u308c\u307e\u3059\u304c\u3001\u4e00\u822c\u7684\u306a\u76ee\u5b89\u306f\u6b21\u306e\u901a\u308a\u3067\u3059\u3002<\/p>\n\n\n\n<p class=\"is-style-crease\">Bit rate (bps) \u2252 Number of resolution pixels \u00d7 Frame rate \u00d7 Motion factor \u00d7 Compression factor<\/p>\n\n\n\n<ul><li>Resolution: 180-1080p is recommended. 180p is 320 x 180, which is 57,600 pixels.<\/li><li>Frame rate: 5 to 30 fps<\/li><li>Motion coefficient: The amount of change between frames in the video, such as human movement. Low: 0.07 - High: 0.12<\/li><li>\u5727\u7e2e\u4fc2\u6570\u30fb\u30fb\u30fbAV1\uff08\u9ad8\u5727\u7e2e\u30b3\u30fc\u30c7\u30c3\u30af\uff09\uff1a0.05\u301c0.08 \u7a0b\u5ea6\u304c\u76ee\u5b89<\/li><\/ul>\n\n\n\n<p>The average video bit rate (kbps) sent by the sender to the network is as follows, and the receiver basically consumes the same amount of bandwidth (one sender and multiple receivers depending on the number of participants).<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>\u89e3\u50cf\u5ea6\uff08\u30b5\u30a4\u30ba\uff09<\/th><th><strong>\u30ab\u30e1\u30e9\u6620\u50cf\uff08\u4eba\u7269\uff09<\/strong>\/ 10fps<\/th><th><strong>\u8cc7\u6599\u5171\u6709\uff08\u9759\u6b62\u7cfb\uff09<\/strong> \/ 10fps<\/th><th>\u7528\u9014\u306e\u76ee\u5b89<\/th><\/tr><\/thead><tbody><tr><td><strong>180p\uff08320\u00d7180\uff09<\/strong><\/td><td><strong>28\u301c42 kbps<\/strong><\/td><td><strong>10\u301c18 kbps<\/strong><\/td><td>\u591a\u4eba\u6570\u4f1a\u8b70\u306e\u6700\u5c0f\u5e2f\u57df\uff0f\u8efd\u3044\u8cc7\u6599\u5171\u6709<\/td><\/tr><tr><td><strong>360p\uff08640\u00d7360\uff09<\/strong><\/td><td><strong>110\u301c160 kbps<\/strong><\/td><td><strong>35\u301c60 kbps<\/strong><\/td><td>\u4e00\u822c\u7684\u306a\u4f1a\u8b70\uff0fPowerPoint\u5171\u6709<\/td><\/tr><tr><td><strong>540p\uff08960\u00d7540\uff09<\/strong><\/td><td><strong>260\u301c360 kbps<\/strong><\/td><td><strong>90\u301c140 kbps<\/strong><\/td><td>\u5c11\u4eba\u6570\u306e\u9ad8\u54c1\u8cea\u4f1a\u8b70\uff0f\u8cc7\u6599\u3092\u7cbe\u7d30\u306b\u898b\u305b\u308b<\/td><\/tr><tr><td><strong>720p\uff081280\u00d7720\uff09<\/strong><\/td><td><strong>470\u301c650 kbps<\/strong><\/td><td><strong>160\u301c240 kbps<\/strong><\/td><td>\u304d\u308c\u3044\u306a\u8cc7\u6599\u5171\u6709\uff0f\u8b1b\u7fa9\u914d\u4fe1<\/td><\/tr><tr><td><strong>1080p\uff081920\u00d71080\uff09<\/strong><\/td><td><strong>1,040\u301c1,440 kbps<\/strong><\/td><td><strong>350\u301c500 kbps<\/strong><\/td><td>\u9ad8\u7cbe\u7d30\u8cc7\u6599\u5171\u6709\u30fb\u9332\u753b\u54c1\u8cea<\/td><\/tr><\/tbody><\/table><figcaption>AV1 \u89e3\u50cf\u5ea6\u5225\uff0810fps\uff09\u30d3\u30c3\u30c8\u30ec\u30fc\u30c8\u6bd4\u8f03\u8868<\/figcaption><\/figure>","protected":false},"excerpt":{"rendered":"<p>When a Chat&amp;Messenger web conference is held, the trouble caused by the in-house center router, etc. within the organization [\u2026]<\/p>","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"swell_btn_cv_data":""},"categories":[12],"tags":[],"_links":{"self":[{"href":"https:\/\/chat-messenger.com\/en\/wp-json\/wp\/v2\/posts\/9607"}],"collection":[{"href":"https:\/\/chat-messenger.com\/en\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/chat-messenger.com\/en\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/chat-messenger.com\/en\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/chat-messenger.com\/en\/wp-json\/wp\/v2\/comments?post=9607"}],"version-history":[{"count":10,"href":"https:\/\/chat-messenger.com\/en\/wp-json\/wp\/v2\/posts\/9607\/revisions"}],"predecessor-version":[{"id":12425,"href":"https:\/\/chat-messenger.com\/en\/wp-json\/wp\/v2\/posts\/9607\/revisions\/12425"}],"wp:attachment":[{"href":"https:\/\/chat-messenger.com\/en\/wp-json\/wp\/v2\/media?parent=9607"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/chat-messenger.com\/en\/wp-json\/wp\/v2\/categories?post=9607"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/chat-messenger.com\/en\/wp-json\/wp\/v2\/tags?post=9607"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}