{"id":6500,"date":"2020-08-26T05:30:26","date_gmt":"2020-08-26T05:30:26","guid":{"rendered":"https:\/\/www.thegioimaychu.vn\/blog\/?p=6500"},"modified":"2020-08-26T09:45:53","modified_gmt":"2020-08-26T09:45:53","slug":"huong-dan-lua-chon-ethernet-switch-phu-hop-cho-he-thong-mang-cua-doanh-nghiep","status":"publish","type":"post","link":"https:\/\/thegioimaychu.vn\/blog\/tong-hop\/huong-dan-lua-chon-ethernet-switch-phu-hop-cho-he-thong-mang-cua-doanh-nghiep-p6500\/","title":{"rendered":"H\u01b0\u1edbng d\u1eabn l\u1ef1a ch\u1ecdn Ethernet Switch ph\u00f9 h\u1ee3p cho h\u1ec7 th\u1ed1ng m\u1ea1ng c\u1ee7a doanh nghi\u1ec7p"},"content":{"rendered":"<style>.iblink{color:#975!important;}.iblink:hover{color:orange!important;}<\/style><p><em>Khi c\u00f3 nhu c\u1ea7u n\u00e2ng c\u1ea5p h\u1ec7 th\u1ed1ng m\u1ea1ng, b\u1ed9 ph\u1eadn IT c\u1ee7a c\u00e1c doanh nghi\u1ec7p c\u1ea7n t\u00ecm hi\u1ec3u nh\u1eefng xu h\u01b0\u1edbng m\u1edbi nh\u1ea5t trong c\u00f4ng ngh\u1ec7 m\u1ea1ng, nh\u01b0 Software-defined Network, Internet of Things,&#8230; \u0111\u1ec3 vi\u1ec7c l\u1ef1a ch\u1ecdn Ethernet Switch (b\u1ed9 chuy\u1ec3n m\u1ea1ch) l\u00e0 t\u1ed1t nh\u1ea5t, ph\u00f9 h\u1ee3p nh\u1ea5t cho h\u1ec7 th\u1ed1ng m\u1ea1ng hi\u1ec7n t\u1ea1i v\u00e0 t\u01b0\u01a1ng lai c\u1ee7a h\u1ecd.<\/em><\/p>\n<p>M\u00f4i tr\u01b0\u1eddng m\u1ea1ng trong doanh nghi\u1ec7p \u0111ang thay \u0111\u1ed5i r\u1ea5t nhanh khi s\u1ed1 l\u01b0\u1ee3ng ng\u01b0\u1eddi d\u00f9ng s\u1eed d\u1ee5ng k\u1ebft n\u1ed1i kh\u00f4ng d\u00e2y v\u00e0 s\u1ed1 l\u01b0\u1ee3ng c\u00e1c thi\u1ebft b\u1ecb k\u1ebft n\u1ed1i m\u1ea1ng ti\u1ebfp t\u1ee5c t\u0103ng nhanh. B\u00ean c\u1ea1nh \u0111\u00f3, s\u1ef1 ra \u0111\u1eddi c\u1ee7a c\u00e1c c\u00f4ng ngh\u1ec7 m\u1edbi, ch\u1eb3ng h\u1ea1n nh\u01b0 Software-defined Network (SDN), \u0111ang thay \u0111\u1ed5i \u0111\u00e1ng k\u1ec3 b\u1ee9c tranh m\u00f4i tr\u01b0\u1eddng m\u1ea1ng hi\u1ec7n nay.<\/p>\n<p>Do c\u00e1c thi\u1ebft b\u1ecb chuy\u1ec3n m\u1ea1ch \u0111\u01b0\u1ee3c tri\u1ec3n khai trong b\u1ea5t k\u1ef3 m\u00f4i tr\u01b0\u1eddng m\u1ea1ng doanh nghi\u1ec7p n\u00e0o c\u0169ng \u0111\u1ec1u c\u00f3 xu h\u01b0\u1edbng ph\u1ee5c v\u1ee5 trong th\u1eddi gian r\u1ea5t l\u00e2u, \u0111\u1ed9i ng\u0169 IT s\u1ebd c\u00f3 nh\u1eefng l\u1ef1a ch\u1ecdn quan tr\u1ecdng \u0111\u1ec3 quy\u1ebft \u0111\u1ecbnh cho v\u00e0i n\u0103m t\u1edbi khi h\u1ecd c\u1ed1 g\u1eafng x\u00e1c \u0111\u1ecbnh \u0111\u00e2u l\u00e0 thi\u1ebft b\u1ecb chuy\u1ec3n m\u1ea1ch Ethernet t\u1ed1t nh\u1ea5t \u0111\u1ec3 trang b\u1ecb cho th\u1ebf h\u1ec7 c\u01a1 s\u1edf h\u1ea1 t\u1ea7ng m\u1ea1ng ti\u1ebfp theo.<\/p>\n<h3>Ch\u00fang ho\u1ea1t \u0111\u1ed9ng nh\u01b0 th\u1ebf n\u00e0o<\/h3>\n<p>Ethernet l\u00e0 giao th\u1ee9c c\u1ea5p th\u1ea5p m\u00e0 ch\u00fang ta s\u1eed d\u1ee5ng \u0111\u1ec3 di chuy\u1ec3n d\u1eef li\u1ec7u xung quanh c\u00e1c m\u1ea1ng; n\u00f3 x\u00e1c \u0111\u1ecbnh c\u00e1ch ch\u00fang ta \u0111\u01b0a d\u1eef li\u1ec7u l\u00ean d\u00e2y d\u1eabn v\u00e0 c\u00e1ch c\u00e1c thi\u1ebft b\u1ecb tr\u00ean c\u00f9ng m\u1ed9t nh\u00e1nh (segment) c\u1ee7a m\u1ea1ng t\u00ecm v\u00e0 n\u00f3i chuy\u1ec7n \u0111\u01b0\u1ee3c v\u1edbi nhau.<\/p>\n<p>Khi Ethernet \u0111\u01b0\u1ee3c ph\u00e1t tri\u1ec3n \u1edf giai \u0111o\u1ea1n ban \u0111\u1ea7u, n\u00f3 s\u1eed d\u1ee5ng c\u00e1c s\u1ee3i d\u00e2y d\u00e0i (loop) c\u1ee7a c\u00e1p \u0111\u1ed3ng tr\u1ee5c \u0111\u1ec3 k\u1ebft n\u1ed1i nhi\u1ec1u thi\u1ebft b\u1ecb v\u1edbi m\u1ea1ng; m\u1ed7i segment c\u1ee7a m\u1ea1ng c\u00f3 r\u1ea5t nhi\u1ec1u thi\u1ebft b\u1ecb tr\u00ean \u0111\u00f3, theo chu\u1ed7i. C\u00e1c Ethernet loop \u0111\u00e3 nh\u01b0\u1eddng ch\u1ed7 cho ki\u1ec3u m\u1ea1ng &#8220;h\u00ecnh sao&#8221;: m\u1ed7i thi\u1ebft b\u1ecb \u0111\u01b0\u1ee3c k\u1ebft n\u1ed1i ri\u00eang v\u1edbi m\u1ed9t hub trung t\u00e2m b\u1eb1ng c\u00e1p chuy\u00ean d\u1ee5ng. C\u00e1c trung t\u00e2m l\u1ea5y m\u1ecdi g\u00f3i th\u00f4ng tin m\u00e0 ch\u00fang nh\u1eadn \u0111\u01b0\u1ee3c tr\u00ean m\u1ed9t port v\u00e0 l\u1eb7p l\u1ea1i n\u00f3 cho t\u1ea5t c\u1ea3 c\u00e1c port kh\u00e1c. M\u1ea1ng h\u00ecnh sao gi\u00fap \u0111i d\u00e2y d\u1ec5 d\u00e0ng h\u01a1n v\u00e0 m\u1ea1ng c\u00f3 kh\u1ea3 n\u0103ng co d\u00e3n cao h\u01a1n: M\u1ed9t s\u1ef1 c\u1ed1 \u0111\u1ee9t c\u00e1p ch\u1ec9 c\u1eaft \u0111\u1ee9t m\u1ed9t thi\u1ebft b\u1ecb thay v\u00ec t\u1ea5t c\u1ea3 c\u00e1c thi\u1ebft b\u1ecb tr\u00ean m\u1ed9t v\u00f2ng l\u1eb7p.<\/p>\n<p>Khi ng\u00e0y c\u00e0ng c\u00f3 nhi\u1ec1u thi\u1ebft b\u1ecb chen ch\u00fac v\u00e0o m\u1ea1ng, vi\u1ec7c t\u1eafc ngh\u1ebdn m\u1ea1ng Ethernet tr\u1edf th\u00e0nh m\u1ed9t v\u1ea5n \u0111\u1ec1 l\u1edbn h\u01a1n. Qu\u00e1 nhi\u1ec1u m\u00e1y t\u00ednh c\u1ed1 g\u1eafng n\u00f3i chuy\u1ec7n c\u00f9ng m\u1ed9t l\u00fac g\u00e2y ra hi\u1ec7u su\u1ea5t m\u1ea1ng kh\u00f4ng th\u1ec3 \u0111o\u00e1n tr\u01b0\u1edbc v\u00e0 li\u00ean t\u1ee5c thay \u0111\u1ed5i. \u0110i\u1ec1u n\u00e0y d\u1eabn \u0111\u1ebfn vi\u1ec7c ra \u0111\u1eddi c\u1ee7a c\u00e1c thi\u1ebft b\u1ecb chuy\u1ec3n m\u1ea1ch, Ethernet Switch. Nh\u01b0 v\u1edbi m\u1ed9t hub, m\u1ed9t b\u1ed9 Ethernet Switch n\u1eb1m \u1edf trung t\u00e2m c\u1ee7a c\u1ea5u tr\u00fac li\u00ean k\u1ebft h\u00ecnh sao; nh\u01b0ng kh\u00f4ng gi\u1ed1ng nh\u01b0 hub, n\u00f3 c\u00f3 t\u00ednh ch\u1ecdn l\u1ecdc v\u1ec1 n\u01a1i g\u1eedi c\u00e1c g\u00f3i tin \u0111i. Switch ki\u1ec3m tra \u0111\u1ecba ch\u1ec9 v\u1eadt l\u00fd (MAC address) c\u1ee7a m\u1ed7i thi\u1ebft b\u1ecb \u0111\u01b0\u1ee3c k\u1ebft n\u1ed1i v\u1edbi ch\u00fang v\u00e0 ch\u1ec9 g\u1eedi cho t\u1eebng thi\u1ebft b\u1ecb ch\u1ec9 nh\u1eefng g\u00f3i \u0111\u01b0\u1ee3c h\u01b0\u1edbng \u0111\u1ebfn n\u00f3. (C\u00e1c g\u00f3i nh\u1eafm \u0111\u1ebfn c\u00e1c thi\u1ebft b\u1ecb kh\u00f4ng \u0111\u01b0\u1ee3c k\u1ebft n\u1ed1i v\u1edbi switch s\u1ebd \u0111\u01b0\u1ee3c g\u1eedi qua \u0111\u01b0\u1eddng uplink c\u1ee7a n\u00f3, \u0111\u1ec3 \u0111\u1ebfn l\u01b0\u1ee3t c\u00e1c switch kh\u00e1c ph\u00e2n ph\u1ed1i).<\/p>\n<h3>T\u00ednh n\u0103ng chuy\u1ec3n m\u1ea1ng<\/h3>\n<p>C\u00e1c thi\u1ebft b\u1ecb switch gi\u00fap c\u00f3 nhi\u1ec1u thi\u1ebft b\u1ecb h\u01a1n \u0111\u01b0\u1ee3c n\u1ed1i m\u1ea1ng tr\u00ean c\u00e1c b\u00e0n l\u00e0m vi\u1ec7c c\u0169ng nh\u01b0 c\u00e1c \u1ee9ng d\u1ee5ng s\u1eed d\u1ee5ng \u0111\u00f2i h\u1ecfi nhi\u1ec1u b\u0103ng th\u00f4ng &#8211; ch\u1eb3ng h\u1ea1n nh\u01b0 h\u1ed9i ngh\u1ecb truy\u1ec1n h\u00ecnh &#8211; c\u00f3 t\u1ed1c \u0111\u1ed9 truy\u1ec1n d\u1eef li\u1ec7u cao v\u00e0 kh\u00f4ng c\u00f3 kh\u1ea3 n\u0103ng b\u1ecb t\u1eafc ngh\u1ebdn. Ch\u00fang t\u1ea1o th\u00e0nh n\u1ec1n t\u1ea3ng c\u1ee7a m\u1ea1ng c\u00f3 d\u00e2y hi\u1ec7n \u0111\u1ea1i, cung c\u1ea5p li\u00ean k\u1ebft m\u00e0 qua \u0111\u00f3 m\u00e1y t\u00ednh, m\u00e1y in v\u00e0 c\u00e1c thi\u1ebft b\u1ecb kh\u00e1c k\u1ebft n\u1ed1i trong m\u00f4i tr\u01b0\u1eddng m\u1ea1ng c\u1ee7a doanh nghi\u1ec7p, c\u0169ng nh\u01b0 \u1edf c\u00e1c trung t\u00e2m d\u1eef li\u1ec7u m\u00e0 c\u00e1c m\u00e1y ch\u1ee7 v\u00e0 b\u1ed9 l\u01b0u tr\u1eef k\u1ebft n\u1ed1i v\u1edbi nhau. Trong h\u1ea7u h\u1ebft c\u00e1c m\u1ea1ng trong m\u00f4i tr\u01b0\u1eddng doanh nghi\u1ec7p v\u00e0 m\u1ed9t s\u1ed1 trung t\u00e2m d\u1eef li\u1ec7u, thi\u1ebft b\u1ecb switch c\u0169ng cung c\u1ea5p l\u1edbp ch\u1ee9c n\u0103ng m\u1ea1ng th\u1ee9 hai, l\u1edbp t\u1ed5ng h\u1ee3p m\u00e0 c\u00e1c thi\u1ebft b\u1ecb switch n\u1eb1m \u1edf bi\u00ean (edge) k\u1ebft n\u1ed1i.<\/p>\n<p>V\u1edbi t\u00ednh ch\u1ea5t quan tr\u1ecdng, ph\u1ed5 bi\u1ebfn v\u00e0 \u0111\u1ed9 b\u1ec1n c\u1ee7a b\u1ed9 chuy\u1ec3n m\u1ea1ch Ethernet, nh\u1eefng ng\u01b0\u1eddi l\u1eadp k\u1ebf ho\u1ea1ch l\u00e0m m\u1edbi c\u00e1c switch cho h\u1ec7 th\u1ed1ng m\u1ea1ng c\u1ee7a h\u1ecd c\u1ea7n \u0111\u1ea3m b\u1ea3o r\u1eb1ng c\u00e1c switch m\u1edbi c\u1ee7a h\u1ecd \u0111\u00e1p \u1ee9ng c\u1ea3 y\u00eau c\u1ea7u hi\u1ec7n t\u1ea1i v\u00e0 trong t\u01b0\u01a1ng lai c\u1ee7a h\u1ecd. V\u1edbi c\u00e1c xu h\u01b0\u1edbng nh\u01b0 SDN v\u00e0 Internet of Things \u0111ang l\u00e0m thanh \u0111\u1ed5i ng\u00e0nh c\u00f4ng nghi\u1ec7p, c\u00e1c doanh nghi\u1ec7p ph\u1ea3i c\u1ea9n th\u1eadn \u0111\u1ec3 c\u00f3 \u0111\u01b0\u1ee3c c\u00e1c t\u00ednh n\u0103ng h\u1ecd c\u1ea7n t\u1eeb thi\u1ebft b\u1ecb ph\u1ed5 bi\u1ebfn n\u00e0y &#8211; trong h\u00f4m nay v\u00e0 c\u1ea3 ng\u00e0y mai. D\u01b0\u1edbi \u0111\u00e2y l\u00e0 nh\u1eefng \u0111i\u1ec3m c\u1ea7n xem x\u00e9t khi c\u1ed1 g\u1eafng x\u00e1c \u0111\u1ecbnh b\u1ed9 chuy\u1ec3n m\u1ea1ch Ethernet t\u1ed1t nh\u1ea5t cho h\u1ec7 th\u1ed1ng c\u1ee7a b\u1ea1n.<\/p>\n<div>\n<div>\n<div>\n<div>\n<div>\n<div>\n<div>\n<h3>Danh s\u00e1ch nh\u1eefng c\u00e1i &#8220;Ph\u1ea3i c\u00f3&#8221;<\/h3>\n<ul>\n<li>T\u1ed1c \u0111\u1ed9 m\u1ea1ng: H\u1ea7u h\u1ebft c\u00e1c doanh nghi\u1ec7p s\u1ebd chuy\u1ec3n sang 1 Gbps tr\u00ean c\u00e1c port switch \u1edf m\u1ea1ng r\u00eca, ngay c\u1ea3 khi h\u1ecd kh\u00f4ng th\u1ea5y nhu c\u1ea7u r\u00f5 r\u00e0ng v\u1ec1 n\u00f3 tr\u00ean m\u00e1y t\u00ednh \u0111\u1ec3 b\u00e0n v\u00e0o l\u00fac n\u00e0y.\u00a0Th\u1ef1c s\u1ef1, h\u1ecd \u0111ang trang b\u1ecb cho nh\u1eefng thay \u0111\u1ed5i trong t\u01b0\u01a1ng lai, trong vi\u1ec7c s\u1eed d\u1ee5ng m\u1ea1ng trong v\u00f2ng 7 n\u0103m ti\u1ebfp theo.\u00a0H\u1ed9i ngh\u1ecb truy\u1ec1n h\u00ecnh, HDX VDI, truy\u1ec1n ph\u00e1t tr\u1ef1c tuy\u1ebfn to\u00e0n m\u00e0n h\u00ecnh? R\u1ed3i h\u1ecd c\u0169ng s\u1ebd mu\u1ed1n c\u00f3 n\u00f3.\u00a0Ngo\u00e0i ra, ch\u00fang ta kh\u00f4ng ch\u1ec9 n\u00f3i v\u1ec1 m\u00e1y t\u00ednh v\u00e0 m\u00e1y in.\u00a0Ch\u00fang ta \u0111ang n\u00f3i v\u1ec1 c\u00e1c \u0111i\u1ec3m truy c\u1eadp WLAN (AP) v\u00e0 c\u00e1c doanh nghi\u1ec7p c\u1ea7n th\u00eam th\u00f4ng l\u01b0\u1ee3ng khi t\u1ed1c \u0111\u1ed9 kh\u00f4ng d\u00e2y ti\u1ebfp t\u1ee5c t\u0103ng (V\u00e0 t\u1ea5t nhi\u00ean, b\u1ed9 ph\u1eadn IT ph\u1ea3i \u0111\u1ea3m c\u00e1c b\u00f3 c\u00e1p \u0111\u1ea1t ti\u00eau chu\u1ea9n k\u1ef9 thu\u1eadt cho 1000 Base-T).<\/li>\n<li>M\u1eadt \u0111\u1ed9 m\u1ea1ng: N\u1ebfu b\u1ea1n ch\u01b0a chuy\u1ec3n sang\u00a0VoIP\u00a0v\u00e0 ch\u01b0a s\u1eb5n s\u00e0ng t\u1eeb b\u1ecf hard phone truy\u1ec1n th\u1ed1ng, c\u00f3 th\u1ec3 b\u1ea1n s\u1ebd mu\u1ed1n c\u00f3 nhi\u1ec1u c\u1ed5ng \u0111\u1ec3 gi\u00fap vi\u1ec7c chuy\u1ec3n d\u1ecbch s\u1eafp t\u1edbi d\u1ec5 d\u00e0ng h\u01a1n, v\u00ec v\u1eady m\u1eadt \u0111\u1ed9 c\u1ed5ng cao v\u1edbi c\u00f4ng su\u1ea5t c\u01a1 b\u1ea3n th\u1ea5p s\u1ebd l\u00e0 l\u00fd t\u01b0\u1edfng.\u00a0V\u00e0, c\u00f9ng v\u1edbi VoIP, t\u00ednh di \u0111\u1ed9ng v\u00e0 Internet of Things (\u00a0IoT) c\u0169ng s\u1ebd th\u00fac \u0111\u1ea9y s\u1ed1 l\u01b0\u1ee3ng port c\u1ea7n d\u00f9ng \u0111\u1ebfn.\u00a0S\u1ef1 b\u00f9ng n\u1ed5 c\u1ee7a c\u00e1c thi\u1ebft b\u1ecb di \u0111\u1ed9ng v\u00e0 s\u1ef1 thay \u0111\u1ed5i \u0111ang di\u1ec5n ra \u0111\u1ed1i v\u1edbi m\u00e1y t\u00ednh x\u00e1ch tay s\u1eed d\u1ee5ng Wi-Fi \u0111\u00e3 d\u1eabn \u0111\u1ebfn phong c\u00e1ch s\u1ed1ng kh\u00f4ng d\u00e2y m\u1edbi.\u00a0T\u1ea5t c\u1ea3 \u0111i\u1ec1u \u0111\u00f3 cho th\u1ea5y m\u1ea1ng WLAN t\u1ed1c \u0111\u1ed9 cao h\u01a1n (802.11n v\u00e0 802.11ac) v\u1edbi m\u1eadt \u0111\u1ed9 \u0111i\u1ec3m truy c\u1eadp l\u1edbn h\u01a1n.\u00a0Nhi\u1ec1u \u0111i\u1ec3m truy c\u1eadp h\u01a1n ngh\u0129a l\u00e0 nhi\u1ec1u c\u1ed5ng Ethernet h\u01a1n;\u00a0ng\u00e0y c\u00e0ng t\u0103ng l\u00ean, ngh\u0129a l\u00e0 nhi\u1ec1u port cho m\u1ed7i AP \u0111\u1ec3 \u0111\u1ed1i ph\u00f3 v\u1edbi s\u1ef1 gia t\u0103ng t\u1ed1c \u0111\u1ed9 \u0111\u00f3 tr\u00ean m\u1ea1ng WLAN.\u00a0S\u1ef1 b\u00f9ng n\u1ed5 IoT c\u1ee7a c\u00e1c thi\u1ebft b\u1ecb th\u00f4ng minh, t\u1eeb thi\u1ebft b\u1ecb \u0111i\u1ec1u khi\u1ec3n nhi\u1ec7t \u0111\u1ed9 n\u1ed1i m\u1ea1ng \u0111\u1ebfn c\u00e1c m\u00e1y b\u00e1n h\u00e0ng t\u1ef1 \u0111\u1ed9ng c\u00f3 h\u1ed7 tr\u1ee3 Internet, c\u0169ng s\u1ebd th\u00fac \u0111\u1ea9y nhu c\u1ea7u c\u00f3 nhi\u1ec1u port h\u01a1n.<\/li>\n<li>Power over Ethernet &#8211; PoE: M\u1eadt \u0111\u1ed9 port ch\u1ec9 l\u00e0 m\u1ed9t ph\u1ea7n c\u1ee7a nh\u1eefng g\u00ec m\u00e0 b\u1ed9 ph\u1eadn CNTT c\u1ea7n \u0111\u00e1nh gi\u00e1.\u00a0\u0110i\u1ec7n tho\u1ea1i VoIP, WLAN AP v\u00e0 c\u00e1c thi\u1ebft b\u1ecb k\u1ebft n\u1ed1i m\u1ea1ng t\u1eeb xa h\u1ea7u h\u1ebft \u0111\u1ec1u c\u1ea7n \u0111\u1ebfn ngu\u1ed3n \u0111i\u1ec7n \u0111\u01b0\u1ee3c ph\u00e2n ph\u1ed1i tr\u00ean c\u00e1c k\u1ebft n\u1ed1i m\u1ea1ng c\u1ee7a ch\u00fang.\u00a0V\u00ec v\u1eady,\u00a0PoE\u00a0l\u00e0 c\u1ea7n thi\u1ebft cho r\u1ea5t nhi\u1ec1u thi\u1ebft b\u1ecb switch \u1edf r\u00eca m\u1ea1ng.\u00a0C\u00e1c th\u1ebf h\u1ec7 thi\u1ebft b\u1ecb m\u1edbi mu\u1ed1n c\u00f3 PoE+, v\u1edbi m\u1ee9c c\u00f4ng su\u1ea5t cao h\u01a1n tr\u00ean m\u1ed7i thi\u1ebft b\u1ecb.\u00a0V\u00e0 v\u00ec m\u1ed9t PoE Switch c\u00f3 th\u1ec3 ti\u00eau th\u1ee5 l\u01b0\u1ee3ng \u0111i\u1ec7n n\u0103ng g\u1ea5p 5 \u0111\u1ebfn 20 l\u1ea7n khi ph\u1ee5c v\u1ee5 c\u00e1c thi\u1ebft b\u1ecb PoE, n\u00ean b\u1ed9 ph\u1eadn IT ph\u1ea3i \u0111\u00e1nh gi\u00e1 c\u1ea9n th\u1eadn vi\u1ec7c \u0111\u1ea5u d\u00e2y c\u00e1c m\u1ea1ch ngu\u1ed3n v\u00e0 c\u00e1c bi\u1ec7n ph\u00e1p l\u00e0m m\u00e1t \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o ch\u00fang ph\u00f9 h\u1ee3p.<\/li>\n<li>Software-defined Network &#8211; SDN: C\u00f3 l\u1ebd b\u01b0\u1edbc chuy\u1ec3n \u0111\u1ed5i c\u00f4ng ngh\u1ec7 l\u1edbn nh\u1ea5t \u0111\u1ed1i v\u1edbi h\u1ea7u h\u1ebft c\u00e1c m\u1ea1ng l\u00e0 s\u1ef1 ra \u0111\u1eddi c\u1ee7a SDN.\u00a0N\u00f3 c\u00f3 th\u1ec3 l\u00e0 SDN truy\u1ec1n th\u1ed1ng, thu\u1ea7n t\u00fay, v\u1edbi c\u00e1c b\u1ed9 \u0111i\u1ec1u khi\u1ec3n trung t\u00e2m \u0111i\u1ec1u khi\u1ec3n m\u1ed9t m\u1ea1ng to\u00e0n di\u1ec7n bao g\u1ed3m c\u00e1c thi\u1ebft b\u1ecb nh\u01b0\u00a0generic data plane s\u1eed d\u1ee5ng\u00a0OpenFlow\u00a0l\u00e0m\u00a0<i>ng\u00f4n ng\u1eef<\/i>\u00a0c\u1ee7a ch\u00fang.\u00a0N\u00f3 c\u00f3 th\u1ec3 l\u00e0 m\u1ed9t phi\u00ean b\u1ea3n &#8220;SDN m\u1edbi&#8221;, t\u1ed5ng qu\u00e1t h\u01a1n, h\u1ed7 tr\u1ee3 m\u1ea1ng \u1ea3o v\u00e0 c\u00f3 th\u1ec3 c\u1ea5u h\u00ecnh l\u1ea1i t\u1ef1 \u0111\u1ed9ng, l\u1ea5y d\u1ecbch v\u1ee5 l\u00e0m trung t\u00e2m m\u00e0 kh\u00f4ng c\u1ea7n \u0111i theo l\u1ed9 tr\u00ecnh OpenFlow.\u00a0Do \u0111\u00f3, \u0111\u1ee3t chuy\u1ec3n \u0111\u1ed5i m\u1ea1ng ti\u1ebfp theo ph\u1ea3i s\u1eb5n s\u00e0ng v\u1edbi SDN, t\u1ed1t nh\u1ea5t l\u00e0 n\u1eafm b\u1eaft OpenFlow t\u1eeb version v1.3 tr\u1edf l\u00ean.\u00a0N\u00f3 c\u0169ng s\u1ebd h\u1ed7 tr\u1ee3\u00a0VXLAN\u00a0v\u00e0\u00a0NVGRE\u00a0cho \u1ea3o h\u00f3a m\u1ea1ng kh\u00f4ng c\u00f3 OpenFlow v\u00e0 NetConf cho API qu\u1ea3n l\u00fd t\u1eeb xa d\u1ef1a tr\u00ean ti\u00eau chu\u1ea9n, cho ph\u00e9p t\u1ef1 \u0111\u1ed9ng h\u00f3a m\u00e0 kh\u00f4ng c\u1ea7n b\u1ed9 \u0111i\u1ec1u khi\u1ec3n SDN.<\/li>\n<\/ul>\n<h3>Danh s\u00e1ch nh\u1eefng th\u1ee9 &#8220;C\u00f3 th\u00ec c\u00e0ng t\u1ed1t&#8221;<\/h3>\n<ul>\n<li>OpFlex: Giao th\u1ee9c n\u00e0y \u0111\u01b0\u1ee3c Cisco gi\u1edbi thi\u1ec7u (nh\u01b0ng \u0111\u00e3 \u0111\u01b0\u1ee3c \u0111\u01b0a v\u00e0o c\u1ed9ng \u0111\u1ed3ng ti\u00eau chu\u1ea9n m\u1edf) h\u1ed7 tr\u1ee3 t\u1ef1 \u0111\u1ed9ng h\u00f3a h\u01b0\u1edbng ch\u00ednh s\u00e1ch c\u1ee7a c\u00e1c thi\u1ebft b\u1ecb m\u1ea1ng ki\u1ec3u truy\u1ec1n th\u1ed1ng (nh\u1eefng thi\u1ebft b\u1ecb c\u00f3 b\u1ea3n \u0111i\u1ec1u khi\u1ec3n chuy\u00ean d\u1ee5ng c\u1ee7a ri\u00eang ch\u00fang).\u00a0H\u1ed7 tr\u1ee3 cho giao th\u1ee9c n\u00e0y s\u1ebd gi\u1eef cho c\u00e1c t\u00f9y ch\u1ecdn c\u1ee7a b\u1ea1n lu\u00f4n m\u1edf, nh\u01b0ng n\u00f3 kh\u00f4ng c\u1ea7n thi\u1ebft tr\u1eeb khi b\u1ea1n cam k\u1ebft s\u1eed d\u1ee5ng Cisco b\u1ea3y n\u0103m n\u1eefa v\u00ec nh\u1eefng l\u00fd do chi\u1ebfn l\u01b0\u1ee3c.<\/li>\n<li>Campus Fabric: M\u1ee5c ti\u00eau t\u1ed5ng qu\u00e1t c\u1ee7a SDN m\u1ed9t ph\u1ea7n l\u00e0 t\u1eadp trung v\u00e0o vi\u1ec7c l\u00e0m cho b\u1ea5t k\u1ef3 ch\u1ee9c n\u0103ng m\u1ea1ng n\u00e0o c\u0169ng gi\u1ed1ng nh\u01b0 m\u1ed9t k\u1ebft c\u1ea5u trung t\u00e2m d\u1eef li\u1ec7u v\u1ec1 kh\u1ea3 n\u0103ng cung c\u1ea5p v\u00e0 c\u1ea5u h\u00ecnh l\u1ea1i d\u1ec5 d\u00e0ng.\u00a0N\u1ebfu m\u1ea1ng c\u00f3 th\u1ec3 h\u1ed7 tr\u1ee3 m\u1ee5c ti\u00eau \u0111\u00f3 m\u00e0 kh\u00f4ng bu\u1ed9c ph\u1ea3i chuy\u1ec3n sang c\u00e1c b\u1ed9 \u0111i\u1ec1u khi\u1ec3n, VD:OpenFlow, v.v. th\u00ec c\u00e0ng t\u1ed1t.<\/li>\n<\/ul>\n<h3>L\u1eddi k\u1ebft<\/h3>\n<p>M\u00f4i tr\u01b0\u1eddng m\u1ea1ng doanh nghi\u1ec7p \u0111ang thay \u0111\u1ed5i nhanh ch\u00f3ng \u0111\u1ec3 \u0111\u00e1p \u1ee9ng nh\u1eefng th\u00e1ch th\u1ee9c do SDN, t\u00ednh di \u0111\u1ed9ng, c\u00e1c nh\u00e2n vi\u00ean ch\u1ec9 s\u1eed d\u1ee5ng m\u1ea1ng kh\u00f4ng d\u00e2y v\u00e0 Internet of Things t\u1ea1o ra.\u00a0C\u00e1c y\u1ebfu t\u1ed1 tr\u1ecdng t\u00e2m trong c\u00e1c \u0111\u1ee3t trang b\u1ecb h\u1ec7 th\u1ed1ng switch ti\u1ebfp theo c\u1ee7a doanh nghi\u1ec7p b\u1ea1n c\u1ea7n \u0111\u01b0\u1ee3c x\u00e1c \u0111\u1ecbnh \u0111\u1ec3 \u0111\u00e1p \u1ee9ng cho nh\u1eefng th\u00e1ch th\u1ee9c \u0111\u00f3.<\/p>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<div>____<br \/><b>B\u00e0i vi\u1ebft li\u00ean quan<\/b><\/div>\n<ul>\n<li><a href=\"https:\/\/thegioimaychu.vn\/blog\/?post_type=post&#038;p=22819\">QNAP QSW-L3205-1C4T: Switch Lite-Managed b\u1ee9t ph\u00e1 t\u1ed1c \u0111\u1ed9 m\u1ea1ng 20Gbps<\/a><\/li>\n<li><a href=\"https:\/\/thegioimaychu.vn\/blog\/?post_type=post&#038;p=21635\">Fibre Channel (FC): Tr\u1ee5c x\u01b0\u01a1ng s\u1ed1ng c\u1ee7a h\u1ec7 th\u1ed1ng l\u01b0u tr\u1eef hi\u1ec7u su\u1ea5t cao v\u00e0 tin c\u1eady<\/a><\/li>\n<li><a href=\"https:\/\/thegioimaychu.vn\/blog\/?post_type=post&#038;p=21621\">M\u1ea1ng Ethernet: Gi\u1edbi thi\u1ec7u to\u00e0n di\u1ec7n v\u1ec1 c\u00e1c chu\u1ea9n k\u1ebft n\u1ed1i<\/a><\/li>\n<li><a href=\"https:\/\/thegioimaychu.vn\/blog\/?post_type=post&#038;p=21044\">C\u00e1c v\u1ea5n \u0111\u1ec1 v\u1ec1 k\u1ebft n\u1ed1i m\u1ea1ng cho nh\u1eefng h\u1ec7 th\u1ed1ng HPC \u0111a node<\/a><\/li>\n<li><a href=\"https:\/\/thegioimaychu.vn\/blog\/?post_type=post&#038;p=21031\">QNAP QSW-2104-2T-R2: Gi\u1ea3i ph\u00e1p m\u1ea1ng 10GbE t\u1ed1c \u0111\u1ed9 cao v\u1edbi chi ph\u00ed h\u1ee3p l\u00fd<\/a><\/li>\n<li><a href=\"https:\/\/thegioimaychu.vn\/blog\/?post_type=post&#038;p=14288\">Cloud-managed Networking l\u00e0 g\u00ec?<\/a><\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>Khi c&oacute; nhu c&#7847;u n&acirc;ng c&#7845;p h&#7879; th&#7889;ng m&#7841;ng, b&#7897; ph&#7853;n IT c&#7911;a c&aacute;c doanh nghi&#7879;p c&#7847;n t&igrave;m hi&#7875;u nh&#7919;ng xu h&#432;&#7899;ng m&#7899;i nh&#7845;t trong c&ocirc;ng ngh&#7879; m&#7841;ng, nh&#432; Software-defined Network, Internet of Things,&hellip; &#273;&#7875; vi&#7879;c l&#7921;a ch&#7885;n Ethernet Switch (b&#7897; chuy&#7875;n m&#7841;ch) l&agrave; t&#7889;t nh&#7845;t, ph&ugrave; h&#7907;p nh&#7845;t cho h&#7879; th&#7889;ng m&#7841;ng hi&#7879;n t&#7841;i&#8230;<\/p>\n","protected":false},"author":2,"featured_media":6504,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"inline_featured_image":false,"footnotes":""},"categories":[1],"tags":[682],"class_list":["post-6500","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-tong-hop","tag-network"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.3 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>H\u01b0\u1edbng d\u1eabn l\u1ef1a ch\u1ecdn Ethernet Switch ph\u00f9 h\u1ee3p cho h\u1ec7 th\u1ed1ng m\u1ea1ng c\u1ee7a doanh nghi\u1ec7p - Blog | TheGioiMayChu<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/thegioimaychu.vn\/blog\/tong-hop\/huong-dan-lua-chon-ethernet-switch-phu-hop-cho-he-thong-mang-cua-doanh-nghiep-p6500\/\" 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