{"id":4940,"date":"2025-06-25T13:00:00","date_gmt":"2025-06-25T04:00:00","guid":{"rendered":"https:\/\/www.allied-telesis.co.jp\/netrend\/?post_type=knowledge-tooltips&#038;p=4940"},"modified":"2026-03-25T16:56:21","modified_gmt":"2026-03-25T07:56:21","slug":"qos","status":"publish","type":"knowledge-tooltips","link":"https:\/\/www.allied-telesis.co.jp\/netrend\/knowledge\/qos\/","title":{"rendered":"QoS"},"content":{"rendered":"\n<h2 class=\"wp-block-heading\">QoS\uff08DiffServ\u65b9\u5f0f\uff09\u3068\u306f<\/h2>\n\n\n\n<p>\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u30c7\u30fc\u30bf\u3092\u5206\u985e\u30fb\u30b0\u30eb\u30fc\u30d7\u5316\u3057\u3001IP\u30d8\u30c3\u30c0\u5185\u306e\u300cToS\uff08Type of Service\uff09\u300d\u3084\u300cDSCP\uff08DiffServ Code Point\uff09\u300d\u3001IEEE 802.1Q\u30bf\u30b0\u5185\u306e\u300cCoS\uff08Class of Service\uff09\u300d\u3092\u53c2\u7167\u3057\u3066\u30b0\u30eb\u30fc\u30d7\u3054\u3068\u306e\u512a\u5148\u5ea6\u306b\u5f93\u3044\u3001\u30c7\u30fc\u30bf\u3092\u8ee2\u9001\u3059\u308b\u300c<strong>\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3084\u30e6\u30fc\u30b6\u30fc\u5358\u4f4d\u3067\u3001\u5fc5\u8981\u3068\u3055\u308c\u308b\u901a\u4fe1\u54c1\u8cea\u3092\u63d0\u4f9b\u3059\u308b\u6280\u8853<\/strong>\u300d\u3067\u3059\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">QoS\u51e6\u7406\u306e\u6d41\u308c<\/h2>\n\n\n\n<p class=\"has-background\" style=\"background-color:#f5f5f5\"><strong>\u30c7\u30fc\u30bf\u306e\u5206\u985e\u30fb\u30b0\u30eb\u30fc\u30d7\u5316\uff08\u30dd\u30ea\u30b7\u30fc\u30d9\u30fc\u30b9\uff09<\/strong><sup>\u203b<\/sup><\/p>\n\n\n\n<p class=\"has-background\" style=\"background-color:#f5f5f5\"><strong>\u512a\u5148\u5ea6\u306b\u3088\u308b\u9001\u4fe1\u30ad\u30e5\u30fc\u306e\u6c7a\u5b9a<\/strong><\/p>\n\n\n\n<p class=\"has-background\" style=\"background-color:#f5f5f5\"><strong>\u30b9\u30b1\u30b8\u30e5\u30fc\u30ea\u30f3\u30b0\u65b9\u5f0f\u306b\u3088\u308b\u30c7\u30fc\u30bf\u9001\u4fe1<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list is-style-note_list\">\n<li class=\"u-mb-ctrl u-mb-0\"><small class=\"mininote\">\u30dd\u30ea\u30b7\u30fc\u30d9\u30fc\u30b9QoS\u3092\u30b5\u30dd\u30fc\u30c8\u3057\u3066\u3044\u308b\u88fd\u54c1\u306b\u9650\u308b<\/small><\/li>\n<\/ul>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><img decoding=\"async\" width=\"603\" height=\"350\" src=\"https:\/\/www.allied-telesis.co.jp\/netrend\/wp-content\/uploads\/2025\/05\/qos_01.jpg\" alt=\"\" class=\"wp-image-1160\" srcset=\"https:\/\/www.allied-telesis.co.jp\/netrend\/wp-content\/uploads\/2025\/05\/qos_01.jpg 603w, https:\/\/www.allied-telesis.co.jp\/netrend\/wp-content\/uploads\/2025\/05\/qos_01-300x174.jpg 300w\" sizes=\"(max-width: 603px) 100vw, 603px\" \/><\/figure><\/div>\n\n\n<h2 class=\"wp-block-heading\">\u30c7\u30fc\u30bf\u306e\u5206\u985e\u30fb\u30b0\u30eb\u30fc\u30d7\u5316\uff08\u30dd\u30ea\u30b7\u30fc\u30d9\u30fc\u30b9\uff09<\/h2>\n\n\n\n<p>\u53d7\u4fe1\u30c7\u30fc\u30bf\u3092L2\uff5eL4\u30d8\u30c3\u30c0\u30d5\u30a3\u30fc\u30eb\u30c9\u306e\u4efb\u610f\u306e\u5185\u5bb9\u306b\u57fa\u3065\u3044\u3066\u5206\u985e\u3057\u3001\u305d\u308c\u305e\u308c\u306b\u4efb\u610f\u306e\u30b5\u30fc\u30d3\u30b9\u30ec\u30d9\u30eb\u3092\u5272\u308a\u5f53\u3066\u308b\u3053\u3068\u304c\u3067\u304d\u308b\u3002<br>\u5e2f\u57df\u5236\u9650\u3001\u5e2f\u57df\u4fdd\u8a3c\u3001802.1p\u3001ToS\u3001DSCP\u306e\u66f8\u304d\u63db\u3048\u3001\u9001\u4fe1\u30ad\u30e5\u30fc\u306e\u5272\u308a\u5f53\u3066\u3068\u3044\u3063\u305f\u3053\u3068\u304c\u53ef\u80fd\u3002<\/p>\n\n\n\n<p class=\"u-mb-ctrl u-mb-0\"><strong>[\u6307\u5b9a\u53ef\u80fd\u306aL2\uff5eL4\u30d5\u30a3\u30fc\u30eb\u30c9\u306e\u4f8b]<\/strong><sup>\u203b<\/sup><\/p>\n\n\n\n<figure class=\"wp-block-table\"><table style=\"font-size:14px;;background-color:#f5f5f5\" class=\"has-background has-fixed-layout\" style=\"background-color:#f5f5f5\"><tbody style=\"--tbody-th-color--bg:#f5e7e5;--tbody-th-color--txt:var(--swl-text_color--black)\"><tr><th><span class=\"swl-cell-text-centered\">\u30d5\u30a3\u30fc\u30eb\u30c9\u5024<\/span><\/th><th><span class=\"swl-cell-text-centered\">\u6982\u8981<\/span><\/th><\/tr><tr><td>ETHFORMAT<\/td><td>\u30a4\u30fc\u30b5\u30cd\u30c3\u30c8\u306e\u30d5\u30ec\u30fc\u30e0\u30d5\u30a9\u30fc\u30de\u30c3\u30c8<\/td><\/tr><tr><td>PROTOCOL<\/td><td>\u30ec\u30a4\u30e4\u30fc3\u30d7\u30ed\u30c8\u30b3\u30eb\u30bf\u30a4\u30d7<\/td><\/tr><tr><td>MACTYPE<\/td><td>\u30ec\u30a4\u30e4\u30fc2\u30a2\u30c9\u30ec\u30b9\u7a2e\u5225<\/td><\/tr><tr><td>MACSADDR<\/td><td>\u9001\u4fe1\u5143MAC\u30a2\u30c9\u30ec\u30b9<\/td><\/tr><tr><td>MACDADDR<\/td><td>\u5b9b\u5148MAC\u30a2\u30c9\u30ec\u30b9<\/td><\/tr><tr><td>VLAN<\/td><td>\u5165\u529bVLAN<\/td><\/tr><tr><td>TPID<\/td><td>802.1Q VLAN\u30bf\u30b0\u30d8\u30c3\u30c0\u30fc\u306eTPID<\/td><\/tr><tr><td>VLANPRIORITY<\/td><td>802.1p \u30e6\u30fc\u30b6\u30d7\u30e9\u30a4\u30aa\u30ea\u30c6\u30a3<\/td><\/tr><tr><td>INNERTPID<\/td><td>\u30c0\u30d6\u30eb\u30bf\u30b0VLAN\u6642\u306e\u5185\u5074\u306e\u30bf\u30b0\u306eTPID<\/td><\/tr><tr><td>INNERVLANPRIORITY<\/td><td>\u30c0\u30d6\u30eb\u30bf\u30b0VLAN\u6642\u306e\u5185\u5074\u306e802.1p\u30d7\u30e9\u30a4\u30aa\u30ea\u30c6\u30a3<\/td><\/tr><tr><td>INNERVLANID<\/td><td>\u30c0\u30d6\u30eb\u30bf\u30b0VLAN\u6642\u306e\u5185\u5074\u306eVLAN ID<\/td><\/tr><tr><td>IPSADDR<\/td><td>\u59cb\u70b9IPv4\/IPv6\u30a2\u30c9\u30ec\u30b9<\/td><\/tr><tr><td>IPDADDR<\/td><td>\u7d42\u70b9IPv4\/IPv6\u30a2\u30c9\u30ec\u30b9<\/td><\/tr><tr><td>IPDSCP<\/td><td>IPv4\/IPv6\u30d8\u30c3\u30c0\u30fc\u306eDSCP<\/td><\/tr><tr><td>IPTOS<\/td><td>IPv4\u306eToS\u30d7\u30e9\u30a4\u30aa\u30ea\u30c6\u30a3<\/td><\/tr><tr><td>IPPROTOCOL<\/td><td>IPv4\u306e\u30d7\u30ed\u30c8\u30b3\u30eb\u30bf\u30a4\u30d7\u3001IPv6\u306e\u6b21\u30d8\u30c3\u30c0\u30fc\u30d5\u30a3\u30fc\u30eb\u30c9<\/td><\/tr><tr><td>TCPSPORT<\/td><td>TCP\u59cb\u70b9\u30dd\u30fc\u30c8<\/td><\/tr><tr><td>TCPDPORT<\/td><td>TCP\u7d42\u70b9\u30dd\u30fc\u30c8<\/td><\/tr><tr><td>UDPSPORT<\/td><td>UDP\u59cb\u70b9\u30dd\u30fc\u30c8<\/td><\/tr><tr><td>UDPDPORT<\/td><td>UDP\u7d42\u70b9\u30dd\u30fc\u30c8<\/td><\/tr><tr><td>L4SMASK<\/td><td>TCP\/UDP\u59cb\u70b9\u30dd\u30fc\u30c8\u306b\u5bfe\u3059\u308bAND\u30de\u30b9\u30af<\/td><\/tr><tr><td>L4SMASK<\/td><td>TCP\/UDP\u7d42\u70b9\u30dd\u30fc\u30c8\u306b\u5bfe\u3059\u308bAND\u30de\u30b9\u30af<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<ul class=\"wp-block-list is-style-note_list\">\n<li class=\"u-mb-ctrl u-mb-0\"><small class=\"mininote\">\u5bfe\u8c61\u6a5f\u5668\u306b\u3088\u308a\u30b5\u30dd\u30fc\u30c8\u3059\u308b\u30d5\u30a3\u30fc\u30eb\u30c9\u304c\u7570\u306a\u308b\u8a18\u4e8b\u306e\u5185\u5bb9\u306f\u516c\u958b\u65e5\u6642\u70b9\u306e\u60c5\u5831\u3067\u3059\u3002<\/small><\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">\u512a\u5148\u5ea6\u306b\u3088\u308b\u9001\u4fe1\u30ad\u30e5\u30fc\u306e\u6c7a\u5b9a<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">\u512a\u5148\u5ea6\u3092\u6307\u5b9a\u3059\u308b\u65b9\u5f0f<\/h3>\n\n\n\n<p>\u5404\u30c7\u30fc\u30bf\uff08\u30d5\u30ec\u30fc\u30e0\/\u30d1\u30b1\u30c3\u30c8\uff09\u306e\u7279\u5b9a\u306e\u30d3\u30c3\u30c8\u306e\u5024\u3092\u53c2\u7167\u3057\u3001\u512a\u5148\u5ea6\u306e\u9ad8\u4f4e\u3092\u5224\u65ad\u3059\u308b\u3002\u5224\u65ad\u3059\u308b\u305f\u3081\u306e\u65b9\u6cd5\u306f\u4ee5\u4e0b\u306b\u793a\u30593\u7a2e\u985e\u304c\u3042\u308b\u3002<\/p>\n\n\n\n<div class=\"swell-block-accordion\">\n<details class=\"swell-block-accordion__item\" data-swl-acc=\"wrapper\"><summary class=\"swell-block-accordion__title\" data-swl-acc=\"header\"><span class=\"swell-block-accordion__label\">CoS<sup>\u203b<\/sup>(Class of Service)<\/span><span class=\"swell-block-accordion__icon c-switchIconBtn\" data-swl-acc=\"icon\" aria-hidden=\"true\" data-opened=\"false\"><i class=\"__icon--closed icon-caret-down\"><\/i><i class=\"__icon--opened icon-caret-up\"><\/i><\/span><\/summary><div class=\"swell-block-accordion__body\" data-swl-acc=\"body\">\n<ul class=\"wp-block-list is-style-note_list\">\n<li class=\"u-mb-ctrl u-mb-0\"><small class=\"mininote\">CoS\u306b\u306fIEEE\u6a19\u6e96\u306e\u300c802.1p\u65b9\u5f0f\u300d\u3068\u3001VLAN\u30c8\u30e9\u30f3\u30af\u7528\u30ab\u30d7\u30bb\u30eb\u30d7\u30ed\u30c8\u30b3\u30eb\u3092\u7528\u3044\u305fCisco Systems\u793e\u72ec\u81ea\u306e\u300cISL (Inter-Switch- Link)\u65b9\u5f0f\u300d\u304c\u3042\u308b\u3002 \u30a2\u30e9\u30a4\u30c9\u30c6\u30ec\u30b7\u30b9\u306e\u30b9\u30a4\u30c3\u30c1\u88fd\u54c1\u306f802.1p\u65b9\u5f0f\u306e\u307f\u30b5\u30dd\u30fc\u30c8\u3002<\/small><\/li>\n<\/ul>\n\n\n\n<div class=\"swell-block-columns\"><div class=\"swell-block-columns__inner\">\n<div class=\"swell-block-column swl-has-mb--s\">\n<p><strong>CoS (802.1p\u65b9\u5f0f)<\/strong><br>MAC\u30d5\u30ec\u30fc\u30e0\u306eVLAN\u30bf\u30b0\u5185\u300c\u30e6\u30fc\u30b6\u30d7\u30e9\u30a4\u30aa\u30ea\u30c6\u30a3\u300d\u30d5\u30a3\u30fc\u30eb\u30c9\u306e3\u30d3\u30c3\u30c8\u306e\u60c5\u5831\u3092 \u4f7f\u7528\u3057\u30018\u6bb5\u968e\u306e\u30d7\u30e9\u30a4\u30aa\u30ea\u30c6\u30a3\u4ed8\u3051\u304c\u53ef\u80fd\u3002IEEE802.1p\u306b\u3066\u6a19\u6e96\u5316\u3055\u308c\u3066\u304a\u308a\u3001\u3053\u306e\u512a\u5148\u5ea6\u306b\u3088\u3063\u3066\u9001\u4fe1\u6642\u306e\u30ad\u30e5\u30fc\u306e\u5272\u308a\u5f53\u3066\u304c\u6c7a\u5b9a\u3059\u308b\u3002<\/p>\n<\/div>\n\n\n\n<div class=\"swell-block-column swl-has-mb--s\">\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" width=\"920\" height=\"456\" src=\"https:\/\/www.allied-telesis.co.jp\/netrend\/wp-content\/uploads\/2025\/05\/qos_02.jpg\" alt=\"\" class=\"wp-image-1176\" srcset=\"https:\/\/www.allied-telesis.co.jp\/netrend\/wp-content\/uploads\/2025\/05\/qos_02.jpg 920w, https:\/\/www.allied-telesis.co.jp\/netrend\/wp-content\/uploads\/2025\/05\/qos_02-300x149.jpg 300w, https:\/\/www.allied-telesis.co.jp\/netrend\/wp-content\/uploads\/2025\/05\/qos_02-768x381.jpg 768w\" sizes=\"(max-width: 920px) 100vw, 920px\" \/><\/figure>\n<\/div>\n\n\n\n<div class=\"swell-block-column swl-has-mb--s\">\n\n<\/div>\n<\/div><\/div>\n\n\n\n<div class=\"swell-block-columns\"><div class=\"swell-block-columns__inner\">\n<div class=\"swell-block-column swl-has-mb--s\">\n<p><strong>CoS (Cisco Systems\u793e ISL\u65b9\u5f0f)<\/strong><br>ISL\u30d8\u30c3\u30c0\u5185\u300c\u30e6\u30fc\u30b6\u5b9a\u7fa9\u300d\u30d5\u30a3\u30fc\u30eb\u30c9\u306e\u4e0b\u4f4d3\u30d3\u30c3\u30c8\u306e\u60c5\u5831\u3092\u4f7f\u7528\u3057\u30018\u6bb5\u968e\u306e \u30d7\u30e9\u30a4\u30aa\u30ea\u30c6\u30a3\u4ed8\u3051\u304c\u53ef\u80fd\u3002ISL\u30d8\u30c3\u30c0\u306fCisco\u793e\u72ec\u81ea\u306eVLAN\u30c8\u30e9\u30f3\u30af\u65b9\u5f0f\u306b\u3066\u4f7f\u7528\u3055\u308c\u308b\u305f\u3081\u3001\u30a2\u30e9\u30a4\u30c9\u30c6\u30ec\u30b7\u30b9\u88fd\u54c1\u3067\u306f\u672a\u30b5\u30dd\u30fc\u30c8\u3002<\/p>\n<\/div>\n\n\n\n<div class=\"swell-block-column swl-has-mb--s\">\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" width=\"920\" height=\"470\" src=\"https:\/\/www.allied-telesis.co.jp\/netrend\/wp-content\/uploads\/2025\/05\/qos_03.jpg\" alt=\"\" class=\"wp-image-1177\" srcset=\"https:\/\/www.allied-telesis.co.jp\/netrend\/wp-content\/uploads\/2025\/05\/qos_03.jpg 920w, https:\/\/www.allied-telesis.co.jp\/netrend\/wp-content\/uploads\/2025\/05\/qos_03-300x153.jpg 300w, https:\/\/www.allied-telesis.co.jp\/netrend\/wp-content\/uploads\/2025\/05\/qos_03-768x392.jpg 768w\" sizes=\"(max-width: 920px) 100vw, 920px\" \/><\/figure>\n<\/div>\n<\/div><\/div>\n<\/div><\/details>\n\n\n\n<details class=\"swell-block-accordion__item\" data-swl-acc=\"wrapper\"><summary class=\"swell-block-accordion__title\" data-swl-acc=\"header\"><span class=\"swell-block-accordion__label\">ToS (Type of Service)\uff1a IP Precedence<\/span><span class=\"swell-block-accordion__icon c-switchIconBtn\" data-swl-acc=\"icon\" aria-hidden=\"true\" data-opened=\"false\"><i class=\"__icon--closed icon-caret-down\"><\/i><i class=\"__icon--opened icon-caret-up\"><\/i><\/span><\/summary><div class=\"swell-block-accordion__body\" data-swl-acc=\"body\">\n<div class=\"swell-block-columns\"><div class=\"swell-block-columns__inner\">\n<div class=\"swell-block-column swl-has-mb--s\">\n<p>IP\u30d8\u30c3\u30c0\u5185\u300cToS\u300d\u30d5\u30a3\u30fc\u30eb\u30c9\u306e3\u30d3\u30c3\u30c8\u306e\u60c5\u5831\uff08IP Precedence\uff09\u3092\u4f7f\u7528\u3057\u30018\u6bb5\u968e\u306e \u30d7\u30e9\u30a4\u30aa\u30ea\u30c6\u30a3\u4ed8\u3051\u304c\u53ef\u80fd\u3002\u305f\u3060\u3057\u3001\u73fe\u5728\u3067\u306fToS\u306f\u307b\u3068\u3093\u3069\u4f7f\u7528\u3055\u308c\u305a\u3001\u540c\u3058ToS\u30d5\u30a3\u30fc\u30eb\u30c9\u3092\u4f7f\u7528\u3059\u308bDSCP\u304c\u4e00\u822c\u7684\u3068\u306a\u3063\u3066\u3044\u308b\u3002<\/p>\n<\/div>\n\n\n\n<div class=\"swell-block-column swl-has-mb--s\">\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" width=\"920\" height=\"456\" src=\"https:\/\/www.allied-telesis.co.jp\/netrend\/wp-content\/uploads\/2025\/05\/qos_04.jpg\" alt=\"\" class=\"wp-image-1179\" srcset=\"https:\/\/www.allied-telesis.co.jp\/netrend\/wp-content\/uploads\/2025\/05\/qos_04.jpg 920w, https:\/\/www.allied-telesis.co.jp\/netrend\/wp-content\/uploads\/2025\/05\/qos_04-300x149.jpg 300w, https:\/\/www.allied-telesis.co.jp\/netrend\/wp-content\/uploads\/2025\/05\/qos_04-768x381.jpg 768w\" sizes=\"(max-width: 920px) 100vw, 920px\" \/><\/figure>\n<\/div>\n<\/div><\/div>\n<\/div><\/details>\n\n\n\n<details class=\"swell-block-accordion__item\" data-swl-acc=\"wrapper\"><summary class=\"swell-block-accordion__title\" data-swl-acc=\"header\"><span class=\"swell-block-accordion__label\">DSCP (DiffServ Code Point)<\/span><span class=\"swell-block-accordion__icon c-switchIconBtn\" data-swl-acc=\"icon\" aria-hidden=\"true\" data-opened=\"false\"><i class=\"__icon--closed icon-caret-down\"><\/i><i class=\"__icon--opened icon-caret-up\"><\/i><\/span><\/summary><div class=\"swell-block-accordion__body\" data-swl-acc=\"body\">\n<div class=\"swell-block-columns\"><div class=\"swell-block-columns__inner\">\n<div class=\"swell-block-column swl-has-mb--s\">\n<p>IP\u30d8\u30c3\u30c0\u5185\u300cToS\u300d\u30d5\u30a3\u30fc\u30eb\u30c9\u304c\u300cDS\uff08DiffServ\uff09\u300d\u30d5\u30a3\u30fc\u30eb\u30c9\u3068\u3057\u3066\u3001\u518d\u5b9a\u7fa9\u3055\u308c\u3066\u3044\u308b\u3002\u3053\u306e6\u30d3\u30c3\u30c8\u306e\u60c5\u5831\u3092\u4f7f\u7528\u3057\u300164\u6bb5\u968e\u306e\u30d7\u30e9\u30a4\u30aa\u30ea\u30c6\u30a3\u4ed8\u3051\u304c\u53ef\u80fd\u3002DiffServ\u30c9\u30e1\u30a4\u30f3\u5185\u306b\u3066\u3001\u5171\u901a\u306e\u30eb\u30fc\u30eb\u306e\u9069\u7528\u304c\u53ef\u80fd\u3068\u306a\u308b\u3002<\/p>\n<\/div>\n\n\n\n<div class=\"swell-block-column swl-has-mb--s\">\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" width=\"920\" height=\"456\" src=\"https:\/\/www.allied-telesis.co.jp\/netrend\/wp-content\/uploads\/2025\/05\/qos_05.jpg\" alt=\"\" class=\"wp-image-1181\" srcset=\"https:\/\/www.allied-telesis.co.jp\/netrend\/wp-content\/uploads\/2025\/05\/qos_05.jpg 920w, https:\/\/www.allied-telesis.co.jp\/netrend\/wp-content\/uploads\/2025\/05\/qos_05-300x149.jpg 300w, https:\/\/www.allied-telesis.co.jp\/netrend\/wp-content\/uploads\/2025\/05\/qos_05-768x381.jpg 768w\" sizes=\"(max-width: 920px) 100vw, 920px\" \/><\/figure>\n<\/div>\n<\/div><\/div>\n<\/div><\/details>\n<\/div>\n\n\n\n<h2 class=\"wp-block-heading\">\u30b9\u30b1\u30b8\u30e5\u30fc\u30ea\u30f3\u30b0\u65b9\u5f0f\u306b\u3088\u308b\u30c7\u30fc\u30bf\u9001\u4fe1<\/h2>\n\n\n\n<p>QoS\u3092\u30b5\u30dd\u30fc\u30c8\u3057\u3066\u3044\u308b\u88fd\u54c1\u306f\u3001\u30b9\u30a4\u30c3\u30c1\u306e\u5404\u7269\u7406\u30dd\u30fc\u30c8\u306b1\u500b\u304b\u30898\u500b\u306e\u9001\u4fe1\u7528\u306e\u30ad\u30e5\u30fc\u304c\u3042\u308a\u3001\u30c7\u30fc\u30bf\u306b\u6307\u5b9a\u3055\u308c\u3066\u3044\u308b\u30d7\u30e9\u30a4\u30aa\u30ea\u30c6\u30a3\u5024\uff08DSCP\u3001ToS\uff0cCoS\uff09\u3001\u307e\u305f\u306f\u30dd\u30ea\u30b7\u30fc\u30d9\u30fc\u30b9\u306e\u30eb\u30fc\u30eb\u306b\u5f93\u3044\u3001\u305d\u308c\u305e\u308c\u306e\u30c7\u30fc\u30bf\u304c\u5404\u9001\u4fe1\u30ad\u30e5\u30fc\u306b\u683c\u7d0d\u3055\u308c\u308b\u3002\u30b9\u30b1\u30b8\u30e5\u30fc\u30ea\u30f3\u30b0\u65b9\u5f0f\u306b\u3088\u308a\u3001\u9001\u4fe1\u30ad\u30e5\u30fc\u3054\u3068\u306e\u9001\u4fe1\u30c7\u30fc\u30bf\u306e\u91cf\u3001\u9806\u756a\u304c\u6c7a\u5b9a\u3055\u308c\u308b\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u30a2\u30e9\u30a4\u30c9\u30c6\u30ec\u30b7\u30b9\u88fd\u54c1\u304c\u30b5\u30dd\u30fc\u30c8\u3059\u308b\u30b9\u30b1\u30b8\u30e5\u30fc\u30ea\u30f3\u30b0\u65b9\u5f0f<\/h3>\n\n\n\n<ul class=\"wp-block-list is-style-note_list\">\n<li class=\"u-mb-ctrl u-mb-0\"><small class=\"mininote\">\u88fd\u54c1\u306b\u3088\u308a\u30b5\u30dd\u30fc\u30c8\u3059\u308b\u65b9\u5f0f\u306f\u7570\u306a\u308b<\/small><\/li>\n<\/ul>\n\n\n\n<div class=\"swell-block-accordion\">\n<details class=\"swell-block-accordion__item\" data-swl-acc=\"wrapper\"><summary class=\"swell-block-accordion__title\" data-swl-acc=\"header\"><span class=\"swell-block-accordion__label\">\u7d76\u5bfe\u512a\u5148\uff08Strict Priority)<\/span><span class=\"swell-block-accordion__icon c-switchIconBtn\" data-swl-acc=\"icon\" aria-hidden=\"true\" data-opened=\"false\"><i class=\"__icon--closed icon-caret-down\"><\/i><i class=\"__icon--opened icon-caret-up\"><\/i><\/span><\/summary><div class=\"swell-block-accordion__body\" data-swl-acc=\"body\">\n<div class=\"swell-block-columns\"><div class=\"swell-block-columns__inner\">\n<div class=\"swell-block-column swl-has-mb--s\">\n<p>\u30ad\u30e5\u30fc\u306e\u512a\u5148\u5ea6\u306e\u9ad8\u3044\u3082\u306e\u304b\u3089\u512a\u5148\u7684\u306b\u9001\u4fe1\u3059\u308b\u3002\u512a\u5148\u5ea6\u306e\u9ad8\u3044\u30ad\u30e5\u30fc\u306b\u30c7\u30fc\u30bf\u304c\u6b8b\u3063\u3066\u3044\u308b\u5834\u5408\u306b\u306f\u3001\u305d\u308c\u3088\u308a\u512a\u5148\u5ea6\u306e\u4f4e\u3044\u30ad\u30e5\u30fc\u304b\u3089\u306e\u30c7\u30fc\u30bf\u306f\u5168\u304f\u9001\u4fe1\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u306a\u304f\u306a\u308b\u3002<\/p>\n<\/div>\n\n\n\n<div class=\"swell-block-column swl-has-mb--s\">\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" width=\"920\" height=\"456\" src=\"https:\/\/www.allied-telesis.co.jp\/netrend\/wp-content\/uploads\/2025\/05\/qos_06.jpg\" alt=\"\" class=\"wp-image-1182\" srcset=\"https:\/\/www.allied-telesis.co.jp\/netrend\/wp-content\/uploads\/2025\/05\/qos_06.jpg 920w, https:\/\/www.allied-telesis.co.jp\/netrend\/wp-content\/uploads\/2025\/05\/qos_06-300x149.jpg 300w, https:\/\/www.allied-telesis.co.jp\/netrend\/wp-content\/uploads\/2025\/05\/qos_06-768x381.jpg 768w\" sizes=\"(max-width: 920px) 100vw, 920px\" \/><\/figure>\n<\/div>\n<\/div><\/div>\n<\/div><\/details>\n\n\n\n<details class=\"swell-block-accordion__item\" data-swl-acc=\"wrapper\"><summary class=\"swell-block-accordion__title\" data-swl-acc=\"header\"><span class=\"swell-block-accordion__label\">\u91cd\u307f\u4ed8\u304d\u30e9\u30a6\u30f3\u30c9\u30ed\u30d3\u30f3\uff08Weighted Round Robin)<\/span><span class=\"swell-block-accordion__icon c-switchIconBtn\" data-swl-acc=\"icon\" aria-hidden=\"true\" data-opened=\"false\"><i class=\"__icon--closed icon-caret-down\"><\/i><i class=\"__icon--opened icon-caret-up\"><\/i><\/span><\/summary><div class=\"swell-block-accordion__body\" data-swl-acc=\"body\">\n<div class=\"swell-block-columns\"><div class=\"swell-block-columns__inner\">\n<div class=\"swell-block-column swl-has-mb--s\">\n<p>\u305d\u308c\u305e\u308c\u306e\u30ad\u30e5\u30fc\u306b\u6307\u5b9a\u3055\u308c\u3066\u3044\u308b\u51fa\u529b\u30c7\u30fc\u30bf\u6570\u306e\u6bd4\u7387\u3001\u307e\u305f\u306f\u6700\u5927\u9001\u4fe1\u30c7\u30fc\u30bf\u6570\u306b\u5f93\u3063\u3066\u9001\u4fe1\u3059\u308b\u3002\u512a\u5148\u5ea6\u306e\u4f4e\u3044\u30ad\u30e5\u30fc\u3067\u3082\u3001\u3042\u308b\u4e00\u5b9a\u306e\u5272\u5408\u306b\u3066\u9001\u4fe1\u3092\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u308b\u3002<\/p>\n<\/div>\n\n\n\n<div class=\"swell-block-column swl-has-mb--s\">\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" width=\"920\" height=\"456\" src=\"https:\/\/www.allied-telesis.co.jp\/netrend\/wp-content\/uploads\/2025\/05\/qos_07.jpg\" alt=\"\" class=\"wp-image-1183\" srcset=\"https:\/\/www.allied-telesis.co.jp\/netrend\/wp-content\/uploads\/2025\/05\/qos_07.jpg 920w, https:\/\/www.allied-telesis.co.jp\/netrend\/wp-content\/uploads\/2025\/05\/qos_07-300x149.jpg 300w, https:\/\/www.allied-telesis.co.jp\/netrend\/wp-content\/uploads\/2025\/05\/qos_07-768x381.jpg 768w\" sizes=\"(max-width: 920px) 100vw, 920px\" \/><\/figure>\n<\/div>\n<\/div><\/div>\n<\/div><\/details>\n\n\n\n<details class=\"swell-block-accordion__item\" data-swl-acc=\"wrapper\"><summary class=\"swell-block-accordion__title\" data-swl-acc=\"header\"><span class=\"swell-block-accordion__label\">\u9045\u5ef6\u4fdd\u8a3c\u30e9\u30a6\u30f3\u30c9\u30ed\u30d3\u30f3\uff08WRR with Bounded Delay)<\/span><span class=\"swell-block-accordion__icon c-switchIconBtn\" data-swl-acc=\"icon\" aria-hidden=\"true\" data-opened=\"false\"><i class=\"__icon--closed icon-caret-down\"><\/i><i class=\"__icon--opened icon-caret-up\"><\/i><\/span><\/summary><div class=\"swell-block-accordion__body\" data-swl-acc=\"body\">\n<div class=\"swell-block-columns\"><div class=\"swell-block-columns__inner\">\n<div class=\"swell-block-column swl-has-mb--s\">\n<p>\u305d\u308c\u305e\u308c\u306e\u30ad\u30e5\u30fc\u306b\u6307\u5b9a\u3055\u308c\u3066\u3044\u308b\u6700\u5927\u9001\u4fe1\u9045\u5ef6\u6642\u9593\u306b\u5f93\u3063\u3066\u9001\u4fe1\u3059\u308b\u3002\u30d1\u30b1\u30c3\u30c8\u304c\u30ad\u30e5\u30fc\u306b\u30ad\u30e5\u30fc\u30a4\u30f3\u30b0\u3055\u308c\u3066\u304b\u3089\u3001\u51fa\u529b\u3055\u308c\u308b\u307e\u3067\u306e\u6642\u9593\u3092\u4fdd\u8a3c\u3059\u308b\u3002\u512a\u5148\u5ea6\u306e\u9ad8\u3044\u30ad\u30e5\u30fc\u304b\u3089\u306e\u30d1\u30b1\u30c3\u30c8\u306e\u9001\u4fe1\u4e2d\u3067\u3082\u3001\u6700\u5927\u9001\u4fe1\u9045\u5ef6\u6642\u9593\u3092\u7d4c\u904e\u3057\u305f\u30ad\u30e5\u30fc\u304c\u3042\u308b\u5834\u5408\u306b\u306f\u3001\u305d\u306e\u30ad\u30e5\u30fc\u304b\u3089\u306e\u9001\u4fe1\u304c\u59cb\u307e\u308b\u3002<\/p>\n<\/div>\n\n\n\n<div class=\"swell-block-column swl-has-mb--s\">\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" width=\"920\" height=\"456\" src=\"https:\/\/www.allied-telesis.co.jp\/netrend\/wp-content\/uploads\/2025\/05\/qos_08.jpg\" alt=\"\" class=\"wp-image-1184\" srcset=\"https:\/\/www.allied-telesis.co.jp\/netrend\/wp-content\/uploads\/2025\/05\/qos_08.jpg 920w, https:\/\/www.allied-telesis.co.jp\/netrend\/wp-content\/uploads\/2025\/05\/qos_08-300x149.jpg 300w, https:\/\/www.allied-telesis.co.jp\/netrend\/wp-content\/uploads\/2025\/05\/qos_08-768x381.jpg 768w\" sizes=\"(max-width: 920px) 100vw, 920px\" \/><\/figure>\n<\/div>\n<\/div><\/div>\n<\/div><\/details>\n<\/div>\n\n\n<div class=\"p-blogParts post_content\" data-partsID=\"367\">\n<div class=\"wp-block-group pc_only has-background\" style=\"background-color:#ff38510d\"><div class=\"wp-block-group__inner-container is-layout-constrained wp-block-group-is-layout-constrained\">\n<p class=\"has-text-align-center u-mb-ctrl u-mb-10\"><strong><span style=\"font-size:24px\" class=\"swl-fz\">\u3055\u3089\u306b\u8a73\u3057\u304f\u5b66\u3073\u305f\u3044\u65b9\u3078<\/span><\/strong><br><strong><span style=\"font-size:24px\" class=\"swl-fz\">\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u5c02\u696d\u30e1\u30fc\u30ab\u30fc\u304c\u30c8\u30ec\u30fc\u30cb\u30f3\u30b0\u30b5\u30fc\u30d3\u30b9\u3092\u3054\u7528\u610f\uff01<\/span><\/strong><\/p>\n\n\n\n<hr class=\"wp-block-separator has-text-color has-swl-deep-01-color has-alpha-channel-opacity has-swl-deep-01-background-color has-background is-style-wide u-mb-ctrl u-mb-15\"\/>\n\n\n\n<div class=\"wp-block-group is-stack is-vertical is-content-justification-center is-layout-flex wp-container-core-group-is-layout-4b2eccd6 wp-block-group-is-layout-flex\">\n<ul style=\"font-size:1em\" class=\"wp-block-list u-mb-ctrl u-mb-10 is-style-check_list\">\n<li class=\"has-black-color has-text-color has-link-color wp-elements-9e12441b2667526aff118967dc86dc21\">\u73fe\u5834\u306e\u6700\u524d\u7dda\u3067\u6d3b\u8e8d\u3057\u3066\u3044\u305f\u30b7\u30b9\u30c6\u30e0\u30a8\u30f3\u30b8\u30cb\u30a2\u304c\u8b1b\u5e2b<\/li>\n\n\n\n<li class=\"has-black-color has-text-color has-link-color wp-elements-5cc1f6e1c653e189ea41416381cabc3e\">\u5b9f\u6a5f\u3082\u4f7f\u3063\u3066\u5b66\u3079\u308b\u304b\u3089\u3001\u3088\u308a\u751f\u304d\u305f\u77e5\u8b58\u304c\u8eab\u306b\u3064\u304f<\/li>\n\n\n\n<li class=\"has-black-color has-text-color has-link-color wp-elements-e4c33dac5c804b101e91cdd94b38b26c\">\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306e\u77e5\u8b58\u3001\u30b5\u30fc\u30d0\u30fc\u69cb\u7bc9\u306e\u77e5\u8b58\u306a\u3069\u5e45\u5e83\u3044\u8b1b\u5ea7\u304b\u3089\u9078\u3079\u308b<\/li>\n\n\n\n<li class=\"has-black-color has-text-color has-link-color wp-elements-1bfcea794614d33a2c0a92acbddf7bd5\">\u30a8\u30f3\u30b8\u30cb\u30a2\u80b2\u6210\u306a\u3069\u793e\u54e1\u7814\u4fee\u306b\u3082\uff01<\/li>\n<\/ul>\n\n\n\n<div class=\"swell-block-button is-style-btn_normal\"><a href=\"https:\/\/www.allied-telesis.co.jp\/training\/?utm_source=netrend&amp;utm_medium=btn&amp;utm_campaign=btn_netrend_training_kijikiso&amp;utm_id=btn_netrend_training_kijikiso#anchor03\" class=\"swell-block-button__link\"><span>\u30c8\u30ec\u30fc\u30cb\u30f3\u30b0\u8b1b\u5ea7\u306e\u8a73\u7d30\u3092\u898b\u308b<\/span><\/a><\/div>\n<\/div>\n<\/div><\/div>\n\n\n\n<div class=\"wp-block-group is-stack alignwide sp_only u-mb-ctrl u-mb-10 has-swl-main-thin-background-color has-background\">\n<p class=\"u-mb-ctrl u-mb-10\"><strong><span style=\"font-size:22px\" class=\"swl-fz\">\u3055\u3089\u306b\u8a73\u3057\u304f\u5b66\u3073\u305f\u3044\u65b9<\/span><\/strong><span style=\"font-size:22px\" class=\"swl-fz\"><strong>\u306f<\/strong><\/span><span style=\"font-size:22px\" class=\"swl-fz\"><strong>\u30c8\u30ec\u30fc\u30cb\u30f3\u30b0\u8b1b\u5ea7\uff01<\/strong><\/span><\/p>\n\n\n\n<hr class=\"wp-block-separator has-text-color has-swl-deep-01-color has-alpha-channel-opacity has-swl-deep-01-background-color has-background is-style-wide u-mb-ctrl u-mb-20\"\/>\n\n\n\n<p class=\"u-mb-ctrl u-mb-10 has-black-color has-text-color has-link-color wp-elements-3570bf8be069232fb710cea3fc946b9f\"><strong>\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u5c02\u696d\u30e1\u30fc\u30ab\u30fc<\/strong>\u304c\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u3084\u30b5\u30fc\u30d0\u30fc\u69cb\u7bc9\u306a\u3069\u591a\u5f69\u306a\u30c8\u30ec\u30fc\u30cb\u30f3\u30b0\u8b1b\u5ea7\u3092\u3054\u7528\u610f\u3057\u3066\u304a\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<p class=\"u-mb-ctrl u-mb-10 has-black-color has-text-color has-link-color wp-elements-ee85ddbab11798e0dd21c9b273b7b329\"><strong>\u73fe\u5834\u306e\u6700\u524d\u7dda\u3067\u6d3b\u8e8d\u3057\u3066\u3044\u305f\u30b7\u30b9\u30c6\u30e0\u30a8\u30f3\u30b8\u30cb\u30a2\u304c\u8b1b\u5e2b<\/strong>\u3092\u52d9\u3081\u3001<strong>\u5b9f\u6a5f\u3092\u4f7f\u3063\u305f\u5b9f\u8df5\u7684\u306a\u6307\u5c0e<\/strong>\u3067\u751f\u304d\u305f\u77e5\u8b58\u304c\u8eab\u306b\u3064\u304d\u307e\u3059\u3002\u30a8\u30f3\u30b8\u30cb\u30a2\u80b2\u6210\u3092\u76ee\u7684\u3068\u3057\u305f\u793e\u54e1\u7814\u4fee\u306b\u3082\u6700\u9069\u3067\u3059\uff01<\/p>\n\n\n\n<div class=\"swell-block-button is-style-btn_normal u-mb-ctrl u-mb-10\"><a href=\"https:\/\/www.allied-telesis.co.jp\/training\/?utm_source=netrend&amp;utm_medium=btn&amp;utm_campaign=btn_netrend_training_kijikiso&amp;utm_id=btn_netrend_training_kijikiso#anchor03\" 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