{"id":477207,"date":"2023-08-09T09:09:19","date_gmt":"2023-08-09T09:09:19","guid":{"rendered":""},"modified":"2023-09-05T11:14:16","modified_gmt":"2023-09-05T11:14:16","slug":"fiber-distributed-data-interface","status":"publish","type":"wiki","link":"https:\/\/oneproxy.pro\/vn\/wiki\/fiber-distributed-data-interface\/","title":{"rendered":"Giao di\u1ec7n d\u1eef li\u1ec7u ph\u00e2n t\u00e1n s\u1ee3i quang"},"content":{"rendered":"<h2>Gi\u1edbi thi\u1ec7u<\/h2>\n<p>Giao di\u1ec7n d\u1eef li\u1ec7u ph\u00e2n t\u00e1n s\u1ee3i quang (FDDI) l\u00e0 c\u00f4ng ngh\u1ec7 m\u1ea1ng t\u1ed1c \u0111\u1ed9 cao cung c\u1ea5p kh\u1ea3 n\u0103ng truy\u1ec1n d\u1eef li\u1ec7u \u0111\u00e1ng tin c\u1eady v\u00e0 hi\u1ec7u qu\u1ea3 qua c\u00e1p quang. N\u00f3 \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1ec3 \u0111\u00e1p \u1ee9ng nhu c\u1ea7u c\u1ee7a c\u00e1c \u1ee9ng d\u1ee5ng s\u1eed d\u1ee5ng nhi\u1ec1u d\u1eef li\u1ec7u trong m\u00f4i tr\u01b0\u1eddng \u0111i\u1ec7n to\u00e1n quy m\u00f4 l\u1edbn. FDDI mang l\u1ea1i s\u1ef1 m\u1ea1nh m\u1ebd, kh\u1ea3 n\u0103ng ch\u1ecbu l\u1ed7i v\u00e0 hi\u1ec7u su\u1ea5t cao, khi\u1ebfn n\u00f3 ph\u00f9 h\u1ee3p v\u1edbi c\u00e1c c\u01a1 s\u1edf h\u1ea1 t\u1ea7ng m\u1ea1ng quan tr\u1ecdng. B\u00e0i vi\u1ebft n\u00e0y t\u00ecm hi\u1ec3u l\u1ecbch s\u1eed, c\u1ea5u tr\u00fac b\u00ean trong, c\u00e1c t\u00ednh n\u0103ng ch\u00ednh, lo\u1ea1i, \u1ee9ng d\u1ee5ng v\u00e0 tri\u1ec3n v\u1ecdng trong t\u01b0\u01a1ng lai c\u1ee7a Giao di\u1ec7n d\u1eef li\u1ec7u ph\u00e2n t\u00e1n c\u00e1p quang.<\/p>\n<h2>L\u1ecbch s\u1eed v\u00e0 ngu\u1ed3n g\u1ed1c<\/h2>\n<p>FDDI l\u1ea7n \u0111\u1ea7u ti\u00ean \u0111\u01b0\u1ee3c \u0111\u1ec1 xu\u1ea5t v\u00e0o cu\u1ed1i nh\u1eefng n\u0103m 1970 b\u1edfi Vi\u1ec7n Ti\u00eau chu\u1ea9n Qu\u1ed1c gia Hoa K\u1ef3 (ANSI) v\u00e0 Vi\u1ec7n K\u1ef9 s\u01b0 \u0110i\u1ec7n v\u00e0 \u0110i\u1ec7n t\u1eed (IEEE). \u00dd t\u01b0\u1edfng l\u00e0 t\u1ea1o ra m\u1ed9t ti\u00eau chu\u1ea9n m\u1ea1ng c\u1ee5c b\u1ed9 (LAN) t\u1ed1c \u0111\u1ed9 cao c\u00f3 th\u1ec3 h\u1ed7 tr\u1ee3 c\u1ea3 giao ti\u1ebfp d\u1eef li\u1ec7u v\u00e0 tho\u1ea1i. Ti\u00eau chu\u1ea9n FDDI, \u0111\u01b0\u1ee3c x\u00e1c \u0111\u1ecbnh trong ANSI X3T9.5 v\u00e0 ISO 9314-1, \u0111\u01b0\u1ee3c ch\u00ednh th\u1ee9c ph\u00ea chu\u1ea9n v\u00e0o n\u0103m 1985.<\/p>\n<h2>Th\u00f4ng tin chi ti\u1ebft v\u1ec1 FDDI<\/h2>\n<p>FDDI d\u1ef1a tr\u00ean ki\u1ebfn tr\u00fac v\u00f2ng k\u00e9p, trong \u0111\u00f3 d\u1eef li\u1ec7u \u0111\u01b0\u1ee3c truy\u1ec1n theo c\u1ea3 chi\u1ec1u kim \u0111\u1ed3ng h\u1ed3 v\u00e0 ng\u01b0\u1ee3c chi\u1ec1u kim \u0111\u1ed3ng h\u1ed3. Thi\u1ebft k\u1ebf v\u00f2ng k\u00e9p cung c\u1ea5p kh\u1ea3 n\u0103ng d\u1ef1 ph\u00f2ng v\u00e0 kh\u1ea3 n\u0103ng ch\u1ecbu l\u1ed7i. Trong tr\u01b0\u1eddng h\u1ee3p c\u00e1p ho\u1eb7c n\u00fat b\u1ecb l\u1ed7i, l\u01b0u l\u01b0\u1ee3ng d\u1eef li\u1ec7u s\u1ebd t\u1ef1 \u0111\u1ed9ng \u0111\u01b0\u1ee3c \u0111\u1ecbnh tuy\u1ebfn l\u1ea1i \u0111\u1ebfn v\u00f2ng d\u1ef1 ph\u00f2ng, \u0111\u1ea3m b\u1ea3o m\u1ea1ng ho\u1ea1t \u0111\u1ed9ng li\u00ean t\u1ee5c.<\/p>\n<p>M\u1ea1ng FDDI ho\u1ea1t \u0111\u1ed9ng \u1edf t\u1ed1c \u0111\u1ed9 c\u1ef1c nhanh 100 Mbps, \u0111\u01b0\u1ee3c coi l\u00e0 r\u1ea5t cao trong th\u1eddi gian \u0111\u1ea7u th\u00e0nh l\u1eadp. N\u00f3 c\u00f3 th\u1ec3 tr\u1ea3i d\u00e0i t\u1edbi 200 km (kho\u1ea3ng 124 d\u1eb7m) m\u00e0 kh\u00f4ng c\u1ea7n b\u1ea5t k\u1ef3 b\u1ed9 l\u1eb7p n\u00e0o, khi\u1ebfn n\u00f3 ph\u00f9 h\u1ee3p cho c\u00e1c k\u1ebft n\u1ed1i \u0111\u01b0\u1eddng d\u00e0i gi\u1eefa c\u00e1c t\u00f2a nh\u00e0 ho\u1eb7c khu\u00f4n vi\u00ean kh\u00e1c nhau.<\/p>\n<h2>C\u1ea5u tr\u00fac b\u00ean trong v\u00e0 c\u00e1ch th\u1ee9c ho\u1ea1t \u0111\u1ed9ng c\u1ee7a FDDI<\/h2>\n<p>M\u1ea1ng FDDI bao g\u1ed3m nhi\u1ec1u th\u00e0nh ph\u1ea7n kh\u00e1c nhau, bao g\u1ed3m:<\/p>\n<ol>\n<li>\n<p><strong>Ga t\u00e0u<\/strong>: Tr\u1ea1m \u0111\u1ec1 c\u1eadp \u0111\u1ebfn b\u1ea5t k\u1ef3 thi\u1ebft b\u1ecb n\u00e0o \u0111\u01b0\u1ee3c k\u1ebft n\u1ed1i v\u1edbi m\u1ea1ng FDDI, ch\u1eb3ng h\u1ea1n nh\u01b0 m\u00e1y t\u00ednh, m\u00e1y ch\u1ee7, b\u1ed9 \u0111\u1ecbnh tuy\u1ebfn ho\u1eb7c b\u1ed9 chuy\u1ec3n m\u1ea1ch.<\/p>\n<\/li>\n<li>\n<p><strong>V\u00f2ng k\u00e9p<\/strong>: M\u1ea1ng \u0111\u01b0\u1ee3c x\u00e2y d\u1ef1ng d\u1ef1a tr\u00ean hai v\u00f2ng quay ng\u01b0\u1ee3c chi\u1ec1u \u2013 v\u00f2ng ch\u00ednh v\u00e0 v\u00f2ng th\u1ee9 c\u1ea5p. C\u1ea3 hai v\u00f2ng mang d\u1eef li\u1ec7u theo h\u01b0\u1edbng ng\u01b0\u1ee3c nhau, t\u1ea1o ra s\u1ef1 d\u01b0 th\u1eeba.<\/p>\n<\/li>\n<li>\n<p><strong>MAU (\u0110\u01a1n v\u1ecb truy c\u1eadp ph\u01b0\u01a1ng ti\u1ec7n)<\/strong>: MAU \u0111\u00f3ng vai tr\u00f2 l\u00e0 \u0111i\u1ec3m k\u1ebft n\u1ed1i cho c\u00e1p quang v\u00e0 c\u00e1c thi\u1ebft b\u1ecb m\u1ea1ng. N\u00f3 chuy\u1ec3n \u0111\u1ed5i t\u00edn hi\u1ec7u \u0111i\u1ec7n t\u1eeb c\u00e1c tr\u1ea1m th\u00e0nh t\u00edn hi\u1ec7u quang \u0111\u1ec3 truy\u1ec1n qua s\u1ee3i quang.<\/p>\n<\/li>\n<li>\n<p><strong>SA (\u0110\u00ednh k\u00e8m \u0111\u01a1n)<\/strong>: SA \u0111\u1ec1 c\u1eadp \u0111\u1ebfn m\u1ed9t thi\u1ebft b\u1ecb ch\u1ec9 c\u00f3 m\u1ed9t k\u1ebft n\u1ed1i v\u1edbi m\u1ea1ng FDDI.<\/p>\n<\/li>\n<li>\n<p><strong>DA (\u0110\u00ednh k\u00e8m k\u00e9p)<\/strong>: Thi\u1ebft b\u1ecb DA c\u00f3 hai k\u1ebft n\u1ed1i v\u1edbi m\u1ea1ng FDDI, cung c\u1ea5p kh\u1ea3 n\u0103ng d\u1ef1 ph\u00f2ng v\u00e0 \u0111\u1ea3m b\u1ea3o k\u1ebft n\u1ed1i kh\u00f4ng b\u1ecb gi\u00e1n \u0111o\u1ea1n ngay c\u1ea3 khi m\u1ed9t li\u00ean k\u1ebft b\u1ecb l\u1ed7i.<\/p>\n<\/li>\n<li>\n<p><strong>MAC (Ki\u1ec3m so\u00e1t truy c\u1eadp ph\u01b0\u01a1ng ti\u1ec7n)<\/strong>: MAC ch\u1ecbu tr\u00e1ch nhi\u1ec7m qu\u1ea3n l\u00fd quy\u1ec1n truy c\u1eadp v\u00e0o ph\u01b0\u01a1ng ti\u1ec7n m\u1ea1ng \u0111\u1ec3 tr\u00e1nh xung \u0111\u1ed9t d\u1eef li\u1ec7u v\u00e0 \u0111\u1ea3m b\u1ea3o lu\u1ed3ng d\u1eef li\u1ec7u th\u00f4ng su\u1ed1t.<\/p>\n<\/li>\n<\/ol>\n<h2>C\u00e1c t\u00ednh n\u0103ng ch\u00ednh c\u1ee7a FDDI<\/h2>\n<ul>\n<li>\n<p>B\u0103ng th\u00f4ng cao: FDDI cung c\u1ea5p t\u1ed1c \u0111\u1ed9 d\u1eef li\u1ec7u 100 Mbps, cung c\u1ea5p b\u0103ng th\u00f4ng cao cho c\u00e1c \u1ee9ng d\u1ee5ng s\u1eed d\u1ee5ng nhi\u1ec1u d\u1eef li\u1ec7u.<\/p>\n<\/li>\n<li>\n<p>Kh\u1ea3 n\u0103ng ch\u1ecbu l\u1ed7i: Ki\u1ebfn tr\u00fac v\u00f2ng k\u00e9p v\u00e0 c\u00e1c li\u00ean k\u1ebft d\u1ef1 ph\u00f2ng gi\u00fap FDDI c\u00f3 kh\u1ea3 n\u0103ng ph\u1ee5c h\u1ed3i cao tr\u01b0\u1edbc c\u00e1c l\u1ed7i, \u0111\u1ea3m b\u1ea3o ho\u1ea1t \u0111\u1ed9ng m\u1ea1ng \u0111\u00e1ng tin c\u1eady.<\/p>\n<\/li>\n<li>\n<p>Kh\u1ea3 n\u0103ng m\u1edf r\u1ed9ng: FDDI c\u00f3 th\u1ec3 h\u1ed7 tr\u1ee3 h\u00e0ng tr\u0103m tr\u1ea1m, khi\u1ebfn n\u00f3 ph\u00f9 h\u1ee3p v\u1edbi c\u00e1c m\u1ea1ng l\u1edbn.<\/p>\n<\/li>\n<li>\n<p>K\u1ebft n\u1ed1i \u0111\u01b0\u1eddng d\u00e0i: V\u1edbi ph\u1ea1m vi m\u1edf r\u1ed9ng, FDDI r\u1ea5t l\u00fd t\u01b0\u1edfng \u0111\u1ec3 k\u1ebft n\u1ed1i c\u00e1c \u0111\u1ecba \u0111i\u1ec3m ph\u00e2n t\u00e1n v\u1ec1 m\u1eb7t \u0111\u1ecba l\u00fd.<\/p>\n<\/li>\n<li>\n<p>\u0110\u1ed9 tr\u1ec5 th\u1ea5p: FDDI cung c\u1ea5p \u0111\u1ed9 tr\u1ec5 th\u1ea5p, gi\u1ea3m \u0111\u1ed9 tr\u1ec5 trong truy\u1ec1n d\u1eef li\u1ec7u.<\/p>\n<\/li>\n<\/ul>\n<h2>C\u00e1c lo\u1ea1i FDDI<\/h2>\n<p>C\u00f3 hai lo\u1ea1i FDDI ch\u00ednh:<\/p>\n<table>\n<thead>\n<tr>\n<th>Ki\u1ec3u<\/th>\n<th>S\u1ef1 mi\u00eau t\u1ea3<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>FDDI-1<\/td>\n<td>\u0110\u00e2y l\u00e0 c\u00e1ch tri\u1ec3n khai FDDI ti\u00eau chu\u1ea9n v\u1edbi t\u1ed1c \u0111\u1ed9 d\u1eef li\u1ec7u 100 Mbps.<\/td>\n<\/tr>\n<tr>\n<td>FDDI-2<\/td>\n<td>M\u1ed9t bi\u1ebfn th\u1ec3 c\u1ee7a FDDI-1, FDDI-2 ho\u1ea1t \u0111\u1ed9ng \u1edf t\u1ed1c \u0111\u1ed9 1000 Mbps, cung c\u1ea5p t\u1ed1c \u0111\u1ed9 truy\u1ec1n d\u1eef li\u1ec7u cao h\u01a1n n\u1eefa.<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h2>\u1ee8ng d\u1ee5ng v\u00e0 th\u00e1ch th\u1ee9c<\/h2>\n<p>FDDI ban \u0111\u1ea7u \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng nh\u01b0 m\u1ed9t c\u00f4ng ngh\u1ec7 x\u01b0\u01a1ng s\u1ed1ng trong c\u00e1c m\u1ea1ng l\u01b0\u1edbi doanh nghi\u1ec7p v\u00e0 h\u1ecdc thu\u1eadt l\u1edbn. N\u00f3 ph\u1ee5c v\u1ee5 nh\u01b0 m\u1ed9t \u0111\u01b0\u1eddng tr\u1ee5c \u0111\u00e1ng tin c\u1eady v\u00e0 t\u1ed1c \u0111\u1ed9 cao k\u1ebft n\u1ed1i c\u00e1c m\u1ea1ng LAN kh\u00e1c nhau v\u00e0 c\u00e1c t\u00e0i nguy\u00ean m\u1ea1ng kh\u00e1c. Tuy nhi\u00ean, v\u1edbi s\u1ef1 ti\u1ebfn b\u1ed9 c\u1ee7a c\u00f4ng ngh\u1ec7 Ethernet v\u00e0 s\u1ef1 xu\u1ea5t hi\u1ec7n c\u1ee7a Gigabit Ethernet, vi\u1ec7c s\u1eed d\u1ee5ng FDDI \u0111\u00e3 gi\u1ea3m \u0111i.<\/p>\n<p><strong>Nh\u1eefng th\u00e1ch th\u1ee9c:<\/strong><\/p>\n<ul>\n<li>Chi ph\u00ed: Vi\u1ec7c tri\u1ec3n khai FDDI c\u00f3 th\u1ec3 t\u1ed1n k\u00e9m do y\u00eau c\u1ea7u v\u1ec1 c\u00e1p quang v\u00e0 thi\u1ebft b\u1ecb chuy\u00ean d\u1ee5ng.<\/li>\n<li>\u0110\u1ed9 ph\u1ee9c t\u1ea1p: Ki\u1ebfn tr\u00fac v\u00f2ng k\u00e9p l\u00e0m t\u0103ng th\u00eam \u0111\u1ed9 ph\u1ee9c t\u1ea1p cho vi\u1ec7c thi\u1ebft k\u1ebf v\u00e0 qu\u1ea3n l\u00fd m\u1ea1ng.<\/li>\n<li>Th\u1ecb tr\u01b0\u1eddng h\u1ea1n ch\u1ebf: Vi\u1ec7c \u00e1p d\u1ee5ng r\u1ed9ng r\u00e3i Ethernet \u0111\u00e3 h\u1ea1n ch\u1ebf th\u1ecb tr\u01b0\u1eddng cho FDDI.<\/li>\n<\/ul>\n<h2>Quan \u0111i\u1ec3m v\u00e0 c\u00f4ng ngh\u1ec7 t\u01b0\u01a1ng lai<\/h2>\n<p>Nh\u01b0 \u0111\u00e3 \u0111\u1ec1 c\u1eadp tr\u01b0\u1edbc \u0111\u00f3, vi\u1ec7c s\u1eed d\u1ee5ng FDDI \u0111\u00e3 gi\u1ea3m trong nh\u1eefng n\u0103m g\u1ea7n \u0111\u00e2y, nh\u01b0ng c\u00e1c kh\u00e1i ni\u1ec7m c\u1ee7a n\u00f3 \u0111\u00e3 g\u00f3p ph\u1ea7n ph\u00e1t tri\u1ec3n c\u00e1c c\u00f4ng ngh\u1ec7 m\u1ea1ng t\u1ed1c \u0111\u1ed9 cao hi\u1ec7n \u0111\u1ea1i. Nhu c\u1ea7u v\u1ec1 m\u1ea1ng t\u1ed1c \u0111\u1ed9 cao, \u0111\u1ed9 tr\u1ec5 th\u1ea5p v\u00e0 \u0111\u00e1ng tin c\u1eady ti\u1ebfp t\u1ee5c t\u0103ng v\u00e0 c\u00e1c gi\u1ea3i ph\u00e1p d\u1ef1a tr\u00ean c\u00e1p quang v\u1eabn \u0111\u00f3ng m\u1ed9t vai tr\u00f2 quan tr\u1ecdng.<\/p>\n<p>C\u00e1c c\u00f4ng ngh\u1ec7 m\u1ea1ng trong t\u01b0\u01a1ng lai c\u00f3 th\u1ec3 s\u1ebd t\u1eadp trung v\u00e0o t\u1ed1c \u0111\u1ed9 d\u1eef li\u1ec7u cao h\u01a1n, c\u1ea3i thi\u1ec7n kh\u1ea3 n\u0103ng ch\u1ecbu l\u1ed7i v\u00e0 ti\u1ebft ki\u1ec7m n\u0103ng l\u01b0\u1ee3ng. M\u1eb7c d\u00f9 b\u1ea3n th\u00e2n FDDI c\u00f3 th\u1ec3 kh\u00f4ng \u0111i \u0111\u1ea7u trong nh\u1eefng ph\u00e1t tri\u1ec3n n\u00e0y nh\u01b0ng c\u00e1c nguy\u00ean t\u1eafc v\u00e0 \u00fd t\u01b0\u1edfng c\u1ee7a n\u00f3 \u0111\u00e3 \u0111\u1ecbnh h\u00ecnh s\u1ef1 ph\u00e1t tri\u1ec3n c\u1ee7a c\u00e1c ki\u1ebfn tr\u00fac m\u1ea1ng hi\u1ec7n \u0111\u1ea1i.<\/p>\n<h2>M\u00e1y ch\u1ee7 FDDI v\u00e0 Proxy<\/h2>\n<p>M\u00e1y ch\u1ee7 proxy \u0111\u00f3ng vai tr\u00f2 trung gian gi\u1eefa m\u00e1y kh\u00e1ch v\u00e0 internet, t\u0103ng c\u01b0\u1eddng b\u1ea3o m\u1eadt, hi\u1ec7u su\u1ea5t v\u00e0 quy\u1ec1n ri\u00eang t\u01b0. M\u1eb7c d\u00f9 FDDI kh\u00f4ng li\u00ean quan tr\u1ef1c ti\u1ebfp \u0111\u1ebfn ch\u1ee9c n\u0103ng c\u1ee7a m\u00e1y ch\u1ee7 proxy, nh\u01b0ng m\u1ea1ng t\u1ed1c \u0111\u1ed9 cao v\u00e0 \u0111\u00e1ng tin c\u1eady nh\u01b0 FDDI c\u00f3 th\u1ec3 mang l\u1ea1i l\u1ee3i \u00edch \u0111\u00e1ng k\u1ec3 cho c\u00e1c nh\u00e0 cung c\u1ea5p m\u00e1y ch\u1ee7 proxy nh\u01b0 OneProxy.<\/p>\n<p>B\u1eb1ng c\u00e1ch t\u00edch h\u1ee3p d\u1ecbch v\u1ee5 c\u1ee7a h\u1ecd v\u1edbi m\u1ea1ng d\u1ef1a tr\u00ean FDDI, OneProxy c\u00f3 th\u1ec3 mang l\u1ea1i th\u1eddi gian ph\u1ea3n h\u1ed3i nhanh h\u01a1n, \u0111\u1ed9 tr\u1ec5 th\u1ea5p h\u01a1n v\u00e0 t\u0103ng \u0111\u1ed9 tin c\u1eady cho ng\u01b0\u1eddi d\u00f9ng. S\u1ef1 k\u1ebft h\u1ee3p gi\u1eefa c\u00f4ng ngh\u1ec7 m\u00e1y ch\u1ee7 proxy v\u1edbi c\u01a1 s\u1edf h\u1ea1 t\u1ea7ng m\u1ea1ng m\u1ea1nh m\u1ebd n\u00e0y t\u1ea1o ra m\u1ed9t gi\u1ea3i ph\u00e1p m\u1ea1nh m\u1ebd v\u00e0 an to\u00e0n cho c\u00e1c doanh nghi\u1ec7p v\u00e0 c\u00e1 nh\u00e2n \u0111ang t\u00ecm ki\u1ebfm tr\u1ea3i nghi\u1ec7m tr\u1ef1c tuy\u1ebfn n\u00e2ng cao.<\/p>\n<h2>Li\u00ean k\u1ebft li\u00ean quan<\/h2>\n<p>\u0110\u1ec3 bi\u1ebft th\u00eam th\u00f4ng tin v\u1ec1 Giao di\u1ec7n d\u1eef li\u1ec7u ph\u00e2n t\u00e1n c\u00e1p quang, b\u1ea1n c\u00f3 th\u1ec3 kh\u00e1m ph\u00e1 c\u00e1c t\u00e0i nguy\u00ean sau:<\/p>\n<ol>\n<li><a href=\"https:\/\/www.atis.org\/atis-committees\/committee-t1\/t1a1.aspx\" target=\"_new\" rel=\"noopener nofollow\">Ti\u00eau chu\u1ea9n ANSI X3T9.5<\/a><\/li>\n<li><a href=\"https:\/\/www.iso.org\/standard\/16088.html\" target=\"_new\" rel=\"noopener nofollow\">Ti\u00eau chu\u1ea9n ISO\/IEC 9314-1<\/a><\/li>\n<li><a href=\"https:\/\/networkencyclopedia.com\/fiber-distributed-data-interface-fddi\/\" target=\"_new\" rel=\"noopener nofollow\">FDDI \u2013 B\u00e1ch khoa to\u00e0n th\u01b0 m\u1ea1ng<\/a><\/li>\n<li><a href=\"https:\/\/web.archive.org\/web\/20210514104215\/https:\/\/docwiki.cisco.com\/wiki\/Fiber_Distributed_Data_Interface_(FDDI)_Technology_Overview\" target=\"_new\" rel=\"noopener nofollow\">T\u1ed5ng quan v\u1ec1 c\u00f4ng ngh\u1ec7 FDDI<\/a> (Li\u00ean k\u1ebft \u0111\u00e3 l\u01b0u tr\u1eef)<\/li>\n<\/ol>\n<p>T\u00f3m l\u1ea1i, Giao di\u1ec7n d\u1eef li\u1ec7u ph\u00e2n t\u00e1n c\u00e1p quang l\u00e0 m\u1ed9t c\u1ed9t m\u1ed1c quan tr\u1ecdng trong l\u1ecbch s\u1eed m\u1ea1ng, cung c\u1ea5p k\u1ebft n\u1ed1i t\u1ed1c \u0111\u1ed9 cao v\u00e0 \u0111\u00e1ng tin c\u1eady cho c\u00e1c \u1ee9ng d\u1ee5ng quan tr\u1ecdng. M\u1eb7c d\u00f9 vi\u1ec7c s\u1eed d\u1ee5ng n\u00f3 \u0111\u00e3 gi\u1ea3m d\u1ea7n qua nhi\u1ec1u n\u0103m nh\u01b0ng \u1ea3nh h\u01b0\u1edfng c\u1ee7a n\u00f3 \u0111\u1ed1i v\u1edbi thi\u1ebft k\u1ebf m\u1ea1ng hi\u1ec7n \u0111\u1ea1i v\u00e0 di s\u1ea3n c\u1ee7a n\u00f3 nh\u01b0 m\u1ed9t c\u00f4ng ngh\u1ec7 m\u1ea1nh m\u1ebd v\u1eabn ti\u1ebfp t\u1ee5c \u0111\u01b0\u1ee3c c\u1ea3m nh\u1eadn trong th\u1ebf gi\u1edbi m\u1ea1ng.<\/p>","protected":false},"featured_media":477208,"menu_order":0,"template":"","meta":{"_acf_changed":false,"content-type":"","inline_featured_image":false,"footnotes":""},"class_list":["post-477207","wiki","type-wiki","status-publish","has-post-thumbnail","hentry"],"acf":{"faq_title":"Frequently Asked Questions about <mark>Fiber Distributed Data Interface (FDDI) - The High-Speed Networking Solution<\/mark>","faq_items":[{"question":"What is Fiber Distributed Data Interface (FDDI)?","answer":"<p>Fiber Distributed Data Interface (FDDI) is a high-speed networking technology that enables reliable data transmission over optical fiber cables. It was designed to meet the demands of data-intensive applications in large-scale computing environments.<\/p>"},{"question":"How did FDDI originate?","answer":"<p>FDDI was proposed in the late 1970s by ANSI and IEEE as a high-speed LAN standard for data and voice communication. The FDDI standard was officially ratified in 1985.<\/p>"},{"question":"How does FDDI work?","answer":"<p>FDDI operates on a dual-ring architecture, with data transmitted in both clockwise and counterclockwise directions. This design provides redundancy and fault tolerance, ensuring continuous network operation.<\/p>"},{"question":"What are the key features of FDDI?","answer":"<p>FDDI offers high bandwidth at 100 Mbps, fault tolerance with dual-ring redundancy, scalability for large networks, long-distance connectivity up to 200 kilometers, and low latency for faster data transmission.<\/p>"},{"question":"Are there different types of FDDI?","answer":"<p>Yes, there are two primary types of FDDI: FDDI-1, the standard implementation with a data rate of 100 Mbps, and FDDI-2, a variant operating at 1000 Mbps for higher data transfer speeds.<\/p>"},{"question":"What are the applications of FDDI?","answer":"<p>FDDI was initially used as a backbone technology in large corporate and academic networks, connecting various LANs and network resources. However, its use has decreased due to the rise of Ethernet technology.<\/p>"},{"question":"What are the challenges associated with FDDI?","answer":"<p>FDDI deployment can be expensive due to the need for optical fiber cables and specialized equipment. The dual-ring architecture adds complexity to network design and management, and the widespread adoption of Ethernet has limited FDDI's market.<\/p>"},{"question":"What does the future hold for FDDI and networking technologies?","answer":"<p>While FDDI's direct use has diminished, its concepts have contributed to the development of modern high-speed network technologies. The focus is now on even higher data rates, improved fault tolerance, and energy efficiency.<\/p>"},{"question":"How can proxy servers benefit from FDDI?","answer":"<p>Proxy server providers like OneProxy can leverage FDDI's high-speed and reliable network infrastructure to offer faster response times, lower latencies, and increased reliability to their users.<\/p>"},{"question":"Where can I find more information about FDDI?","answer":"<p>For more detailed insights into Fiber Distributed Data Interface, you can explore the related links provided in the article or visit OneProxy - your go-to guide for FDDI and networking information.<\/p>"}]},"_links":{"self":[{"href":"https:\/\/oneproxy.pro\/vn\/wp-json\/wp\/v2\/wiki\/477207","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/oneproxy.pro\/vn\/wp-json\/wp\/v2\/wiki"}],"about":[{"href":"https:\/\/oneproxy.pro\/vn\/wp-json\/wp\/v2\/types\/wiki"}],"version-history":[{"count":0,"href":"https:\/\/oneproxy.pro\/vn\/wp-json\/wp\/v2\/wiki\/477207\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/oneproxy.pro\/vn\/wp-json\/wp\/v2\/media\/477208"}],"wp:attachment":[{"href":"https:\/\/oneproxy.pro\/vn\/wp-json\/wp\/v2\/media?parent=477207"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}