{"id":123,"date":"2019-02-26T08:27:33","date_gmt":"2019-02-26T08:27:33","guid":{"rendered":"http:\/\/congty4.khowebseotop.vn\/?p=123"},"modified":"2019-02-26T08:27:44","modified_gmt":"2019-02-26T08:27:44","slug":"huong-dan-cach-xem-den-tin-hieu-converter-quang-dien","status":"publish","type":"post","link":"https:\/\/webmaibinh.com\/w\/congty42011\/huong-dan-cach-xem-den-tin-hieu-converter-quang-dien\/","title":{"rendered":"H\u01b0\u1edbng d\u1eabn c\u00e1ch xem \u0111\u00e8n t\u00edn hi\u1ec7u converter quang \u0111i\u1ec7n"},"content":{"rendered":"

Ch\u00fang ta c\u00f9ng hi\u1ec3u v\u1ec1 kh\u00e1i ni\u1ec7m converter quang \u0111i\u1ec7n.<\/h2>\n

Converter quang \u2013 b\u1ed9 chuy\u1ec3n \u0111\u1ed5i quang \u0111i\u1ec7n<\/strong>\u00a0l\u00e0 thi\u1ebft bi chuy\u1ec3n \u0111\u1ed5i t\u00edn hi\u1ec7u \u0111i\u1ec7n sang t\u00edn hi\u1ec7u quang v\u00e0 ng\u01b0\u1ee3c l\u1ea1i, th\u01b0\u1eddng \u0111\u01b0\u1ee3c \u1ee9ng d\u1ee5ng trong c\u00e1c h\u1ec7 th\u1ed1ng c\u1ea7n truy\u1ec1n t\u1ea3i d\u1eef li\u1ec7u t\u1ed1c \u0111\u1ed9 cao, kho\u1ea3ng c\u00e1ch l\u1edbn v\u00e0 \u0111\u00f2i h\u1ecfi kh\u1eaft khe v\u1ec1 s\u1ef1 \u1ed5n \u0111\u1ecbnh c\u1ee7a t\u00edn hi\u1ec7u.
\nB\u1ed9 chuy\u1ec3n \u0111\u1ed5i quang \u0111i\u1ec7n c\u00f2n c\u00f3 th\u1ec3 t\u1ef1 \u0111\u1ed9ng \u0111i\u1ec1u ch\u1ec9nh theo ti\u00eau chu\u1ea9n IEEE802.3u (t\u1ef1 \u0111\u1ed9ng \u0111i\u1ec1u ch\u1ec9nh t\u1ed1c \u0111\u1ed9 10\/100 hay 1000Mbps t\u00f9y lo\u1ea1i thi\u1ebft b\u1ecb). C\u00e1c \u0111\u00e8n LED s\u1ebd b\u00e1o hi\u1ec7u tr\u1ea1ng th\u00e1i c\u1ee7a b\u1ed9 chuy\u1ec3n \u0111\u1ed5i quang \u0111i\u1ec7n, t\u1ed1c \u0111\u1ed9 c\u1ed5ng \u0111i\u1ec7n (c\u00e1p UTP , RJ-45), Link, v\u00e0 t\u00ecnh tr\u1ea1ng full\/ half duplex, c\u1ed5ng quang FX. Sau \u0111\u00e2y ch\u00fang t\u00f4i s\u1ebd h\u01b0\u1edbng d\u1eabn c\u00e1c b\u1ea1n c\u00e1ch xem \u0111\u00e8n tr\u00ean thi\u1ebft b\u1ecb chuy\u1ec3n \u0111\u1ed5i quang \u0111i\u1ec7n:<\/p>\n

Tr\u00ean b\u1ed9 chuy\u1ec3n \u0111\u1ed5i quang \u0111i\u1ec7n (converter quang) c\u00f3 6 \u0111\u00e8n LED th\u00f4ng b\u00e1o tr\u1ea1ng th\u00e1i c\u1ee7a ho\u1ea1t \u0111\u1ed9ng c\u1ee7a h\u1ec7 th\u1ed1ng m\u1ea1ng, bi\u1ebft c\u00e1ch xem \u0111\u00e8n tr\u00ean\u00a0Converter quang \u0111i\u1ec7n<\/strong>\u00a0cho ta bi\u1ebft \u0111\u01b0\u1ee3c h\u1ec7 th\u1ed1ng m\u1ea1ng \u0111ang l\u00e0m vi\u1ec7c ra sao v\u00e0 gi\u00fap ta kh\u1eafc ph\u1ee5c nhanh h\u1ec7 th\u1ed1ng m\u1ea1ng khi s\u1ef1 c\u1ed1 x\u1ea3y ra.<\/p>\n

1. C\u00e1c k\u00ed hi\u1ec7u tr\u00ean \u0111\u00e8n c\u1ee7a Converter quang<\/strong><\/h3>\n

\u0110\u00e8n tr\u00ean Converter quang \u0111\u01b0\u1ee3c chia th\u00e0nh 2 h\u00e0ng d\u1ecdc FX v\u00e0 TX, 3 h\u00e0ng ngang l\u00e0 (Ng\u00f5 v\u00e0o, t\u00edn hi\u1ec7u truy\u1ec1n nh\u1eadn, ng\u00f5 ra). Khi ho\u1ea1t \u0111\u1ed9ng c\u1ea3 6 \u0111\u00e8n s\u1ebd s\u00e1ng (v\u1edbi Converter quang \u0111i\u1ec7n 10\/100), 2 \u0111\u00e8n gi\u1eefa (Link\/Act) s\u00e1ng nh\u1ea5p nh\u00e1y li\u00ean t\u1ee5c. V\u1edbi converter lo\u1ea1i 10\/100\/1000 th\u00ec khi m\u1ea1ng ch\u00fang ta d\u01b0\u1edbi t\u1ed1c \u0111\u1ed9 1G th\u00ec converter ch\u1ec9 s\u00e1ng 5 \u0111\u00e8n th\u00f4i. Khi n\u00e0o t\u1ed1c \u0111\u1ed9 m\u1ea1ng l\u1edbn h\u01a1n ho\u1eb7c b\u1eb1ng 1G th\u00ec s\u1ebd s\u00e1ng \u0111\u1ee7 6 \u0111\u00e8n.<\/p>\n

C\u00e1c k\u00ed hi\u1ec7u vi\u1ebft t\u1eaft \u0111\u01b0\u1ee3c vi\u1ebft tr\u00ean \u0111\u00e8n:<\/p>\n

    \n
  1. PWR<\/strong>: \u0111\u00e8n ngu\u1ed3n<\/li>\n
  2. Link\/Activity<\/strong>: \u0111\u00e8n d\u1eef li\u1ec7u truy\u1ec1n nh\u1eadn<\/li>\n
  3. FX<\/strong>: L\u00e0 chu\u1ea9n cho c\u00f4ng ngh\u1ec7 truy\u1ec1n s\u1eed d\u1ee5ng c\u00e1p quang (\u0110\u00e8n t\u00edn hi\u1ec7u quang)<\/li>\n
  4. TX<\/strong>: L\u00e0 c\u00f4ng ngh\u1ec7 trong m\u1ea1ng Fast Ethernet, cho ph\u00e9p truy\u1ec1n t\u00edn hi\u1ec7u b\u1eb1ng c\u1eafp \u0111\u1ed3ng xo\u1eafn \u0111\u00f4i (\u0110\u00e8n t\u00edn hi\u1ec7u Lan)<\/li>\n
  5. FDX<\/strong>: L\u00e0 \u0111\u00e8n ch\u1ebf \u0111\u1ed9 Full Duplex. Khi \u0111\u00e8n kh\u00f4ng s\u00e1ng th\u00ec c\u1ed5ng Fast Ethernet \u0111ang \u1edf ch\u1ebf \u0111\u1ed9 Half Duplex. Hi\u1ec7n t\u1ea1i h\u1ea7u h\u1ebft c\u00e1c Converter quang \u0111i\u1ec7n c\u00f3 th\u1ec3 t\u1ef1 \u0111\u1ed9ng \u0111i\u1ec1u ch\u1ec9nh ch\u1ebf \u0111\u1ed9 Duplex tr\u00ean c\u1ed5ng TX v\u00e0 th\u1ec3 hi\u1ec7n tr\u1ea1ng th\u00e1i tr\u00ean \u0111\u00e8n LED ph\u00eda tr\u01b0\u1edbc.<\/li>\n<\/ol>\n

    2. C\u00e1ch xem \u0111\u00e8n tr\u00ean converter quang 10\/100Mbps<\/strong><\/h3>\n

    2.1. Tr\u01b0\u1eddng h\u1ee3p conveter quang \u0111i\u1ec7n m\u1ea5t t\u00edn hi\u1ec7u quang<\/strong><\/h4>\n

    Tr\u1ea1ng th\u00e1i tr\u00ean converter quang \u0111i\u1ec7n 10\/100M Tr\u01b0\u1eddng h\u1ee3p m\u1ea5t t\u00edn hi\u1ec7u quang, 2 \u0111\u00e8n Link\/Act c\u1ee7a h\u00e0ng FX b\u1ecb t\u1eaft (H\u00ecnh 2.1): Ki\u1ec3m tra\u00a0D\u00e2y nh\u1ea3y quang\u00a0n\u1ed1i t\u1eeb Converter quang \u0111i\u1ec7n v\u00e0o\u00a0h\u1ed9p ph\u1ed1i quang\u00a0(ODF quang) xem c\u00f3 b\u1ecb \u0111\u1ee9t kh\u00f4ng. Ti\u1ebfp \u0111\u1ebfn ta ki\u1ec3m tra \u0111\u01b0\u1eddng c\u00e1p quang n\u1ed1i t\u1eeb ODF quang \u0111i\u1ec3m b\u00ean n\u00e0y sang ODF \u0111\u1ea7u b\u00ean kia c\u00f3 th\u1ec3 ki\u1ec3m tra b\u1eb1ng c\u00e1ch d\u00f9ng\u00a0b\u00fat soi quang\u00a0ho\u1eb7c ngu\u1ed3n s\u00e1ng m\u1ea1nh soi \u1edf m\u1ed9t \u0111\u1ea7u \u0111\u1ec3 ki\u1ec3m tra th\u00f4ng quang (V\u1edbi h\u1ec7 th\u1ed1ng m\u1ea1ng Internet s\u1eed d\u1ee5ng Converter quang \u0111i\u1ec7n \u0111o\u1ea1n c\u00e1p quang n\u00e0y do nh\u00e0 cung c\u1ea5p d\u1ecbch v\u1ee5 qu\u1ea3n l\u00fd, ta g\u1ecdi cho nh\u00e2n vi\u00ean nh\u00e0 m\u1ea1ng \u0111\u1ebfn kh\u1eafc ph\u1ee5c \u0111\u01b0\u1eddng truy\u1ec1n).<\/p>\n

    H\u00ecnh 3.1. Converter quang \u0111i\u1ec7n 1G m\u1ea5t t\u00edn hi\u1ec7u quang<\/figcaption><\/figure>\n

    3.2. Tr\u01b0\u1eddng h\u1ee3p conveter quang \u0111i\u1ec7n 1G m\u1ea5t t\u00edn hi\u1ec7u Lan<\/strong><\/h4>\n

    Khi m\u1ea5t k\u1ebft n\u1ed1i LAN t\u1eeb Switch \u0111\u1ebfn Converter quang \u0111i\u1ec7n 2 \u0111\u00e8n h\u00e0ng TX s\u1ebd t\u1eaft, l\u00fac n\u00e0y ch\u1ec9 c\u00f2n \u0111\u00e8n FX v\u00e0 \u0111\u00e8n ngu\u1ed3n tr\u00ean Converter quang s\u00e1ng (H\u00ecnh 3.2). X\u1eed l\u00fd l\u1ed7i n\u00e0y c\u0169ng t\u01b0\u01a1ng t\u1ef1 nh\u01b0 conveter 100Mbps ch\u00fang t\u00f4i \u0111\u00e3 n\u00f3i \u1edf tr\u00ean.<\/p>\n

     <\/p>\n","protected":false},"excerpt":{"rendered":"

    Ch\u00fang ta c\u00f9ng hi\u1ec3u v\u1ec1 kh\u00e1i ni\u1ec7m converter quang \u0111i\u1ec7n. Converter quang \u2013 b\u1ed9 chuy\u1ec3n \u0111\u1ed5i quang \u0111i\u1ec7n\u00a0l\u00e0 thi\u1ebft bi chuy\u1ec3n \u0111\u1ed5i t\u00edn hi\u1ec7u \u0111i\u1ec7n sang t\u00edn hi\u1ec7u quang v\u00e0 ng\u01b0\u1ee3c l\u1ea1i, th\u01b0\u1eddng \u0111\u01b0\u1ee3c \u1ee9ng d\u1ee5ng trong c\u00e1c h\u1ec7 th\u1ed1ng c\u1ea7n truy\u1ec1n t\u1ea3i d\u1eef li\u1ec7u t\u1ed1c \u0111\u1ed9 cao, kho\u1ea3ng c\u00e1ch l\u1edbn v\u00e0 \u0111\u00f2i h\u1ecfi kh\u1eaft…<\/p>\n","protected":false},"author":1,"featured_media":125,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[29],"tags":[],"_links":{"self":[{"href":"https:\/\/webmaibinh.com\/w\/congty42011\/wp-json\/wp\/v2\/posts\/123"}],"collection":[{"href":"https:\/\/webmaibinh.com\/w\/congty42011\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/webmaibinh.com\/w\/congty42011\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/webmaibinh.com\/w\/congty42011\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/webmaibinh.com\/w\/congty42011\/wp-json\/wp\/v2\/comments?post=123"}],"version-history":[{"count":1,"href":"https:\/\/webmaibinh.com\/w\/congty42011\/wp-json\/wp\/v2\/posts\/123\/revisions"}],"predecessor-version":[{"id":128,"href":"https:\/\/webmaibinh.com\/w\/congty42011\/wp-json\/wp\/v2\/posts\/123\/revisions\/128"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/webmaibinh.com\/w\/congty42011\/wp-json\/wp\/v2\/media\/125"}],"wp:attachment":[{"href":"https:\/\/webmaibinh.com\/w\/congty42011\/wp-json\/wp\/v2\/media?parent=123"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/webmaibinh.com\/w\/congty42011\/wp-json\/wp\/v2\/categories?post=123"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/webmaibinh.com\/w\/congty42011\/wp-json\/wp\/v2\/tags?post=123"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}