{"id":13908,"date":"2022-11-14T08:02:05","date_gmt":"2022-11-14T01:02:05","guid":{"rendered":"https:\/\/www.thegioimaychu.vn\/blog\/?p=13908"},"modified":"2022-11-14T08:04:08","modified_gmt":"2022-11-14T01:04:08","slug":"switch-mang-co-nhieu-loai-khac-nhau-do-la-nhung-loai-nao","status":"publish","type":"post","link":"https:\/\/thegioimaychu.vn\/blog\/tong-hop\/switch-mang-co-nhieu-loai-khac-nhau-do-la-nhung-loai-nao-p13908\/","title":{"rendered":"Switch m\u1ea1ng c\u00f3 nhi\u1ec1u lo\u1ea1i kh\u00e1c nhau, \u0111\u00f3 l\u00e0 nh\u1eefng lo\u1ea1i n\u00e0o?"},"content":{"rendered":"<style>.iblink{color:#975!important;}.iblink:hover{color:orange!important;}<\/style><p>C\u00f3 nhi\u1ec1u lo\u1ea1i switch (thi\u1ebft b\u1ecb chuy\u1ec3n m\u1ea1ch m\u1ea1ng) kh\u00e1c nhau, bao g\u1ed3m lo\u1ea1i managed, modular, unmanaged v\u00e0 c\u00f3 th\u1ec3 x\u1ebfp ch\u1ed3ng l\u00ean nhau. C\u00f9ng t\u00ecm hi\u1ec3u xem c\u00e1c lo\u1ea1i switch n\u00e0y k\u1ebft h\u1ee3p v\u00e0 kh\u00e1c nhau nh\u01b0 th\u1ebf n\u00e0o.<\/p>\n<p>Li\u1ec7u switch ch\u1ec9 \u0111\u01a1n gi\u1ea3n l\u00e0 m\u1ed9t thi\u1ebft b\u1ecb chuy\u1ec3n m\u1ea1ch m\u1ea1ng?\u00a0Kh\u00f4ng h\u1eb3n th\u1ebf! Trong khi t\u1ea5t c\u1ea3 c\u00e1c switch m\u1ea1ng di chuy\u1ec3n d\u1eef li\u1ec7u t\u1eeb \u0111i\u1ec3m A \u0111\u1ebfn \u0111i\u1ec3m B, nhi\u1ec1u switch c\u1ea5p doanh nghi\u1ec7p c\u00f3 s\u1ef1 kh\u00e1c bi\u1ec7t \u0111\u00e1ng k\u1ec3 v\u1ec1 ph\u1ea7n c\u1ee9ng v\u00e0 ph\u1ea7n m\u1ec1m \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn vi\u1ec7c tri\u1ec3n khai h\u1ea1 t\u1ea7ng CNTT.\u00a0H\u00e3y th\u1eed xem x\u00e9t c\u00e1c lo\u1ea1i switch m\u1ea1ng hi\u1ec7n c\u00f3 tr\u00ean th\u1ecb tr\u01b0\u1eddng:<\/p>\n<h3>1. C\u00e1c switch lo\u1ea1i unmanaged, smart v\u00e0 managed<\/h3>\n<p>Hi\u1ec3u \u0111\u01b0\u1ee3c c\u1ea5p \u0111\u1ed9 qu\u1ea3n l\u00fd v\u00e0 kh\u1ea3 n\u0103ng c\u1ea5u h\u00ecnh c\u1ee7a switch m\u1ea1ng l\u00e0 m\u1ed9t trong nh\u1eefng quy\u1ebft \u0111\u1ecbnh mua s\u1eafm quan tr\u1ecdng nh\u1ea5t m\u00e0 m\u1ed9t ki\u1ebfn \u200b\u200btr\u00fac s\u01b0 m\u1ea1ng ph\u1ea3i th\u1ef1c hi\u1ec7n.\u00a0\u0110\u1ed1i v\u1edbi c\u00e1c \u0111\u1ecba \u0111i\u1ec3m chi nh\u00e1nh nh\u1ecf ho\u1eb7c v\u0103n ph\u00f2ng l\u00e0m vi\u1ec7c t\u1ea1i nh\u00e0, m\u1ed9t switch d\u1ea1ng unmanaged (kh\u00f4ng \u0111\u01b0\u1ee3c qu\u1ea3n l\u00fd) c\u00f3 th\u1ec3 ph\u00f9 h\u1ee3p v\u1edbi t\u00fai ti\u1ec1n.\u00a0C\u00e1c thi\u1ebft b\u1ecb switch n\u00e0y v\u1ec1 c\u01a1 b\u1ea3n l\u00e0 c\u00e1c thi\u1ebft b\u1ecb plug-and-play cho ph\u00e9p nhi\u1ec1u thi\u1ebft b\u1ecb giao ti\u1ebfp tr\u00ean m\u1ed9t broadcast domain duy nh\u1ea5t.\u00a0Do kh\u1ea3 n\u0103ng h\u1ea1n ch\u1ebf c\u1ee7a ch\u00fang, unmanaged switch \u00edt t\u1ed1n k\u00e9m h\u01a1n \u0111\u00e1ng k\u1ec3\u00a0so v\u1edbi c\u00e1c l\u1ef1a ch\u1ecdn thay th\u1ebf nh\u01b0 smart hay managed switch.<\/p>\n<p>Khi so s\u00e1nh s\u1ef1 kh\u00e1c bi\u1ec7t gi\u1eefa smart switch v\u00e0 managed switch, m\u1ecdi th\u1ee9 b\u1eaft \u0111\u1ea7u tr\u1edf n\u00ean h\u01a1i m\u00f9 m\u1edd.\u00a0C\u1ea3 hai thi\u1ebft b\u1ecb \u0111\u1ec1u l\u00e0 nh\u1eefng thi\u1ebft b\u1ecb c\u00f3\u00a0th\u1ec3 qu\u1ea3n l\u00fd\u00a0v\u1ec1 m\u1eb7t k\u1ef9 thu\u1eadt.\u00a0Tuy nhi\u00ean, trong h\u1ea7u h\u1ebft c\u00e1c tr\u01b0\u1eddng h\u1ee3p, c\u00e1c nh\u00e0 cung c\u1ea5p thi\u1ebft b\u1ecb m\u1ea1ng b\u00e1n c\u00e1c smart switch c\u00f3 xu h\u01b0\u1edbng lo\u1ea1i b\u1ecf nhi\u1ec1u t\u00ednh n\u0103ng n\u00e2ng cao h\u01a1n v\u00e0 ch\u1ec9 bao g\u1ed3m c\u00e1c t\u00ednh n\u0103ng c\u01a1 b\u1ea3n, ch\u1eb3ng h\u1ea1n nh\u01b0 t\u1ea1o m\u1ea1ng LAN \u1ea3o (VLAN), c\u00e0i \u0111\u1eb7t QoS c\u01a1 b\u1ea3n, t\u1ed5ng h\u1ee3p port v\u00e0 m\u1ed9t v\u00e0i t\u00f9y ch\u1ecdn cho giao th\u1ee9c Spanning Tree.\u00a0Smart switch th\u01b0\u1eddng \u0111\u01b0\u1ee3c c\u1ea5u h\u00ecnh th\u00f4ng qua giao di\u1ec7n web (GUI), tr\u00e1i ng\u01b0\u1ee3c v\u1edbi giao di\u1ec7n d\u00f2ng l\u1ec7nh (CLI).<\/p>\n<p>M\u1eb7t kh\u00e1c, managed switch n\u1eb1m \u1edf \u0111\u1ea7u chu\u1ed7i ph\u00e2n c\u1ea5p s\u1ea3n ph\u1ea9m.\u00a0C\u00e1c thi\u1ebft b\u1ecb chuy\u1ec3n m\u1ea1ch n\u00e0y cung c\u1ea5p t\u1eeb h\u00e0ng tr\u0103m \u0111\u1ebfn h\u00e0ng ngh\u00ecn t\u00f9y ch\u1ecdn c\u1ea5u h\u00ecnh &#8211; nhi\u1ec1u t\u00f9y ch\u1ecdn trong s\u1ed1 \u0111\u00f3 r\u1ea5t h\u1eefu \u00edch cho c\u00e1c m\u1ea1ng LAN c\u00f4ng ty c\u00f3 quy m\u00f4 v\u1eeba \u0111\u1ebfn l\u1edbn.\u00a0Ngo\u00e0i ra, vi\u1ec7c qu\u1ea3n l\u00fd c\u00e1c thi\u1ebft b\u1ecb n\u00e0y c\u00f3 th\u1ec3 bao g\u1ed3m GUI &#8211; nh\u01b0ng th\u00f4ng th\u01b0\u1eddng, ch\u00fang \u0111\u01b0\u1ee3c qu\u1ea3n l\u00fd th\u00f4ng qua CLI \u0111\u1ec3 c\u00f3 t\u1ed1c \u0111\u1ed9 v\u00e0 t\u00ednh d\u1ec5 s\u1eed d\u1ee5ng b\u1edfi c\u00e1c chuy\u00ean gia m\u1ea1ng \u0111\u00e3 \u0111\u01b0\u1ee3c \u0111\u00e0o t\u1ea1o.<\/p>\n<h3>2. Switch Layer 2 v\u00e0 Layer 3<\/h3>\n<p>Xem x\u00e9t k\u1ef9 c\u00e1c managed switch, ch\u00fang c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c ph\u00e2n chia th\u00eam th\u00e0nh hai lo\u1ea1i t\u00ednh n\u0103ng ri\u00eang bi\u1ec7t.\u00a0Ch\u00fang th\u01b0\u1eddng \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 Switch Layer 2 v\u00e0 Layer 3 d\u1ef1a tr\u00ean n\u01a1i ch\u00fang ho\u1ea1t \u0111\u1ed9ng tr\u00ean\u00a0m\u00f4 h\u00ecnh OSI.\u00a0Switch Layer 2 c\u00f2n \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 <em>multiport bridge switches<\/em>, trong khi Switch Layer 3 \u0111\u00f4i khi \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 multilayer switch.<\/p>\n<p>Switch Layer 2 c\u00f3 th\u1ec3 di chuy\u1ec3n data frame t\u1eeb port n\u00e0y sang port kh\u00e1c tr\u00ean c\u00f9ng m\u1ed9t VLAN m\u1ed9t c\u00e1ch th\u00f4ng minh.\u00a0Tuy nhi\u00ean, d\u1eef li\u1ec7u c\u1ea7n di chuy\u1ec3n gi\u1eefa c\u00e1c VLAN &#8211; c\u00f2n \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0\u00a0\u0111\u1ecbnh tuy\u1ebfn gi\u1eefa c\u00e1c VLAN\u00a0&#8211; c\u1ea7n m\u1ed9t thi\u1ebft b\u1ecb c\u00f3 th\u1ec3 \u0111\u1ecbnh tuy\u1ebfn c\u00e1c g\u00f3i IP.\u00a0Khi s\u1eed d\u1ee5ng switch Layer 2, b\u01b0\u1edbc n\u00e0y th\u01b0\u1eddng \u0111\u01b0\u1ee3c th\u1ef1c hi\u1ec7n v\u1edbi b\u1ed9 \u0111\u1ecbnh tuy\u1ebfn b\u00ean ngo\u00e0i s\u1eed d\u1ee5ng\u00a0ki\u1ebfn \u200b\u200btr\u00fac\u00a0m\u1ed9t nh\u00e1nh.<\/p>\n<p>\u0110\u1ed1i v\u1edbi c\u00e1c m\u1ea1ng l\u1edbn c\u00f3 nhi\u1ec1u VLAN v\u00e0 c\u00f3 nhi\u1ec1u \u0111\u1ecbnh tuy\u1ebfn gi\u1eefa ch\u00fang, vi\u1ec7c k\u1ebft h\u1ee3p c\u00e1c kh\u1ea3 n\u0103ng c\u1ee7a b\u1ed9 chuy\u1ec3n m\u1ea1ch Layer 2 v\u00e0 b\u1ed9 \u0111\u1ecbnh tuy\u1ebfn th\u00e0nh m\u1ed9t thi\u1ebft b\u1ecb ph\u1ea7n c\u1ee9ng v\u00e0 ph\u1ea7n m\u1ec1m duy nh\u1ea5t s\u1ebd d\u1ec5 d\u00e0ng v\u00e0 hi\u1ec7u qu\u1ea3 h\u01a1n.\u00a0\u0110\u00e2y ch\u00ednh x\u00e1c l\u00e0 nh\u1eefng g\u00ec m\u00e0 m\u1ed9t switch Layer 3 th\u1ef1c hi\u1ec7n.<\/p>\n<p>Thay v\u00ec d\u1ef1a v\u00e0o m\u1ed9t thi\u1ebft b\u1ecb b\u00ean ngo\u00e0i \u0111\u1ec3 \u0111\u1ecbnh tuy\u1ebfn l\u01b0u l\u01b0\u1ee3ng gi\u1eefa c\u00e1c VLAN, switch Layer 3 c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c c\u1ea5u h\u00ecnh \u0111\u1ec3 th\u1ef1c hi\u1ec7n vi\u1ec7c n\u00e0y tr\u00ean switch backplane n\u1ed9i b\u1ed9 c\u1ee7a ch\u00ednh n\u00f3.\u00a0Do \u0111\u00f3, \u0111\u1ed1i v\u1edbi c\u00e1c m\u1ea1ng LAN y\u00eau c\u1ea7u th\u00e0nh ph\u1ea7n \u0111\u1ecbnh tuy\u1ebfn, switch Layer 3 l\u00e0m gi\u1ea3m di\u1ec7n t\u00edch thi\u1ebft b\u1ecb m\u1ea1ng v\u00e0 t\u0103ng hi\u1ec7u su\u1ea5t so v\u1edbi c\u00e1c thi\u1ebft k\u1ebf m\u1ed9t nh\u00e1nh d\u1ef1a v\u00e0o th\u00e0nh ph\u1ea7n \u0111\u1ecbnh tuy\u1ebfn b\u00ean ngo\u00e0i.<\/p>\n<h3>3. PoE Switch (switch c\u1ea5p ngu\u1ed3n)<\/h3>\n<p>C\u1ea5p ngu\u1ed3n qua Ethernet (PoE) l\u00e0 kh\u1ea3 n\u0103ng g\u1eedi \u0111i\u1ec7n \u00e1p th\u1ea5p qua c\u00f9ng m\u1ed9t h\u1ec7 th\u1ed1ng c\u00e1p \u0111\u1ed3ng xo\u1eafn \u0111\u00f4i \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 truy\u1ec1n v\u00e0 nh\u1eadn d\u1eef li\u1ec7u.\u00a0T\u00ednh n\u0103ng n\u00e0y \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 c\u1ea5p ngu\u1ed3n cho c\u00e1c \u0111i\u1ec3m truy c\u1eadp kh\u00f4ng d\u00e2y (AP), \u0111i\u1ec7n tho\u1ea1i IP v\u00e0 nhi\u1ec1u thi\u1ebft b\u1ecb IoT kh\u00e1c.<\/p>\n<p>N\u1ebfu PoE kh\u00f4ng \u0111\u01b0\u1ee3c y\u00eau c\u1ea7u, th\u00ec c\u00e1c switch kh\u00f4ng c\u00f3 PoE l\u00e0 m\u1ed9t l\u1ef1a ch\u1ecdn r\u1ebb h\u01a1n.\u00a0Tuy nhi\u00ean, \u0111\u1ed1i v\u1edbi nh\u1eefng thi\u1ebft b\u1ecb c\u1ea7n PoE, c\u1ea7n th\u1ef1c hi\u1ec7n th\u00eam m\u1ed9t s\u1ed1 b\u01b0\u1edbc \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o c\u00e1c \u0111i\u1ec3m cu\u1ed1i PoE nh\u1eadn \u0111\u1ee7 \u0111i\u1ec7n.<\/p>\n<p>C\u00e1c ti\u00eau chu\u1ea9n PoE, theo quy \u0111\u1ecbnh c\u1ee7a IEEE, ch\u1ec9 \u0111\u1ecbnh c\u00f4ng su\u1ea5t t\u1ed1i \u0111a c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c truy\u1ec1n qua h\u1ec7 th\u1ed1ng c\u00e1p \u0111\u1ed3ng.\u00a0T\u00f9y thu\u1ed9c v\u00e0o \u0111i\u1ec3m cu\u1ed1i, c\u00f3 th\u1ec3 y\u00eau c\u1ea7u nhi\u1ec1u h\u01a1n ho\u1eb7c \u00edt \u0111i\u1ec7n n\u0103ng h\u01a1n.\u00a0V\u00ed d\u1ee5: m\u1ed9t \u0111i\u1ec7n tho\u1ea1i IP \u0111i\u1ec3n h\u00ecnh c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c c\u1ea5p ngu\u1ed3n qua PoE b\u1eb1ng c\u1ed5ng PoE c\u00f3 th\u1ec3 truy\u1ec1n t\u1ea3i c\u00f4ng su\u1ea5t l\u00ean \u0111\u1ebfn 15,4 watt (W).\u00a0M\u1eb7t kh\u00e1c, c\u00e1c AP\u00a0Wi-Fi 6 v\u00e0 Wi-Fi 6E\u00a0hi\u1ec7n \u0111\u1ea1i c\u00f3 th\u1ec3 y\u00eau c\u1ea7u nhi\u1ec1u \u0111i\u1ec7n n\u0103ng h\u01a1n \u0111\u1ec3 ho\u1ea1t \u0111\u1ed9ng.\u00a0Do \u0111\u00f3, m\u1ed9t switch PoE ch\u1ec9 c\u00f3 kh\u1ea3 n\u0103ng cung c\u1ea5p c\u00e1c ti\u00eau chu\u1ea9n IEEE 802.3af s\u1ebd kh\u00f4ng \u0111\u1ee7.<\/p>\n<p>Sau \u0111\u00e2y l\u00e0 danh s\u00e1ch c\u00e1c ti\u00eau chu\u1ea9n PoE v\u00e0 c\u00f4ng su\u1ea5t t\u1ed1i \u0111a c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c ph\u00e2n ph\u1ed1i tr\u00ean lo\u1ea1i c\u00e1p xo\u1eafn \u0111\u00f4i \u0111\u01b0\u1ee3c \u0111\u1ec1 xu\u1ea5t:<\/p>\n<table>\n<tbody>\n<tr>\n<th><\/th>\n<\/tr>\n<tr>\n<td>Ti\u00eau chu\u1ea9n PoE<\/td>\n<td>IEEE 802.3af<\/td>\n<td>IEEE 802.3at<\/td>\n<td>IEEE 802.3bt (Lo\u1ea1i 3)<\/td>\n<td>IEEE 802.3bt (Lo\u1ea1i 4)<\/td>\n<\/tr>\n<\/tbody>\n<tbody>\n<tr>\n<td>C\u00f4ng su\u1ea5t t\u1ed1i \u0111a<\/td>\n<td>15,4 W<\/td>\n<td>30 W<\/td>\n<td>60 W<\/td>\n<td>90 W<\/td>\n<\/tr>\n<tr>\n<td>\u0110\u1ec1 xu\u1ea5t c\u00e1p<\/td>\n<td>Cat3 v\u00e0 Cat5<\/td>\n<td>Cat5 tr\u1edf l\u00ean<\/td>\n<td>Cat5 tr\u1edf l\u00ean<\/td>\n<td>Cat5 tr\u1edf l\u00ean<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h3>4. Switch c\u1ed1 \u0111\u1ecbnh, modular v\u00e0 c\u00f3 th\u1ec3 x\u1ebfp ch\u1ed3ng l\u00ean nhau<\/h3>\n<p>T\u1eeb quan \u0111i\u1ec3m v\u1eadt l\u00fd, switch m\u1ea1ng c\u00f3 ba lo\u1ea1i c\u1ea5u h\u00ecnh ph\u1ea7n c\u1ee9ng kh\u00e1c nhau:<\/p>\n<ol>\n<li><strong>Switch c\u1ed1 \u0111\u1ecbnh.<\/strong>\u00a0V\u1edbi switch c\u1ed1 \u0111\u1ecbnh, c\u00e1c c\u1ed5ng, giao di\u1ec7n, ngu\u1ed3n \u0111i\u1ec7n v\u00e0 qu\u1ea1t l\u00e0m m\u00e1t \u0111\u01b0\u1ee3c thi\u1ebft l\u1eadp v\u00e0 kh\u00f4ng th\u1ec3 \u0111i\u1ec1u ch\u1ec9nh, b\u1ed5 sung ho\u1eb7c thay \u0111\u1ed5i.\u00a0Ngo\u00e0i ra, c\u00e1c switch c\u1ed1 \u0111\u1ecbnh kh\u00f4ng th\u1ec3 \u0111\u01b0\u1ee3c x\u1ebfp ch\u1ed3ng l\u00ean c\u00e1c switch kh\u00e1c \u0111\u1ec3 t\u1ea1o ra m\u1ed9t switch logic duy nh\u1ea5t \u0111\u1ec3 qu\u1ea3n l\u00fd.<\/li>\n<li><strong>Switch c\u00f3 th\u1ec3 x\u1ebfp ch\u1ed3ng l\u00ean nhau (Stackable switch).<\/strong>\u00a0Stackable switch l\u00e0 c\u00e1c switch c\u1ed1 \u0111\u1ecbnh bao g\u1ed3m cable backplane \u0111\u1ec3 k\u1ebft n\u1ed1i nhi\u1ec1u switch v\u1edbi nhau nh\u1eb1m t\u1ea1o ra m\u1ed9t switch logic duy nh\u1ea5t \u0111\u01b0\u1ee3c t\u1ea1o t\u1eeb hai ho\u1eb7c nhi\u1ec1u switch v\u1eadt l\u00fd.\u00a0L\u00e0m nh\u01b0 v\u1eady c\u00f3 th\u1ec3 t\u0103ng t\u1ed1c \u0111\u1ed9 v\u1eadn chuy\u1ec3n d\u1eef li\u1ec7u t\u1eeb switch n\u00e0y \u0111\u1ebfn switch kh\u00e1c, c\u0169ng nh\u01b0 \u0111\u01a1n gi\u1ea3n h\u00f3a vi\u1ec7c qu\u1ea3n l\u00fd ng\u0103n x\u1ebfp v\u00ec m\u1ed9t s\u1ed1 switch v\u1eadt l\u00fd \u0111\u01b0\u1ee3c qu\u1ea3n l\u00fd nh\u01b0 th\u1ec3 ch\u00fang l\u00e0\u00a0m\u1ed9t switch duy nh\u1ea5t\u00a0.\u00a0M\u1ed9t s\u1ed1 switch c\u00f3 th\u1ec3 x\u1ebfp ch\u1ed3ng l\u00ean nhau c\u0169ng c\u00f3 th\u1ec3 chia s\u1ebb ngu\u1ed3n \u0111i\u1ec7n gi\u1eefa m\u1ed7i stack.\u00a0Do \u0111\u00f3, n\u1ebfu m\u1ed9t switch trong stack b\u1ecb l\u1ed7i ngu\u1ed3n \u0111i\u1ec7n, n\u00f3 c\u00f3 th\u1ec3 ti\u1ebfp t\u1ee5c ho\u1ea1t \u0111\u1ed9ng b\u1eb1ng c\u00e1ch l\u1ea5y c\u00f4ng su\u1ea5t \u0111i\u1ec7n ch\u01b0a s\u1eed d\u1ee5ng t\u1eeb c\u00e1c switch kh\u00e1c trong stack.<\/li>\n<li><strong>Modular Switch.<\/strong>\u00a0C\u00e1c switch d\u1ef1a tr\u00ean m\u00f4-\u0111un ho\u1eb7c chassis cung c\u1ea5p kh\u1ea3 n\u0103ng ch\u00e8n c\u00e1c &#8220;th\u1ebb switch&#8221; v\u00e0o m\u1ed9t chassis l\u1edbn d\u1ea1ng c\u1ed1 \u0111\u1ecbnh c\u00f3 th\u1ec3 h\u1ed7 tr\u1ee3 hai ho\u1eb7c nhi\u1ec1u th\u1ebb.\u00a0Lo\u1ea1i switch n\u00e0y mang l\u1ea1i s\u1ef1 linh ho\u1ea1t v\u00e0 kh\u1ea3 n\u0103ng n\u00e2ng c\u1ea5p cao nh\u1ea5t v\u00ec c\u00e1c giao di\u1ec7n switch c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c ho\u00e1n \u0111\u1ed5i khi c\u1ea7n thi\u1ebft.\u00a0Ngo\u00e0i ra, n\u1ebfu m\u1ed9t th\u1ebb b\u1ecb l\u1ed7i tr\u00ean m\u1ed9t switch m\u00f4-\u0111un, k\u1ef9 thu\u1eadt vi\u00ean hi\u1ec7n tr\u01b0\u1eddng c\u00f3 th\u1ec3\u00a0ho\u00e1n \u0111\u1ed5i n\u00f3ng\u00a0th\u1ebb b\u1ecb l\u1ed7i \u0111\u00f3 ra m\u00e0 kh\u00f4ng c\u1ea7n g\u1ee1 to\u00e0n b\u1ed9 switch xu\u1ed1ng. V\u00e0 cu\u1ed1i c\u00f9ng, th\u00f4ng th\u01b0\u1eddng c\u00e1c switch m\u00f4-\u0111un c\u00f3 th\u1ec3 ho\u00e1n \u0111\u1ed5i ngu\u1ed3n \u0111i\u1ec7n v\u00e0 qu\u1ea1t l\u00e0m m\u00e1t khi c\u1ea7n n\u00e2ng c\u1ea5p ho\u1eb7c x\u1ea3y ra l\u1ed7i.<\/li>\n<\/ol>\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>C&oacute; nhi&#7873;u lo&#7841;i switch (thi&#7871;t b&#7883; chuy&#7875;n m&#7841;ch m&#7841;ng) kh&aacute;c nhau, bao g&#7891;m lo&#7841;i managed, modular, unmanaged v&agrave; c&oacute; th&#7875; x&#7871;p ch&#7891;ng l&ecirc;n nhau. C&ugrave;ng t&igrave;m hi&#7875;u xem c&aacute;c lo&#7841;i switch n&agrave;y k&#7871;t h&#7907;p v&agrave; kh&aacute;c nhau nh&#432; th&#7871; n&agrave;o. Li&#7879;u switch ch&#7881; &#273;&#417;n gi&#7843;n l&agrave; m&#7897;t thi&#7871;t b&#7883; chuy&#7875;n m&#7841;ch m&#7841;ng?&nbsp;Kh&ocirc;ng h&#7859;n th&#7871;! Trong&#8230;<\/p>\n","protected":false},"author":2,"featured_media":13934,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"inline_featured_image":false,"footnotes":""},"categories":[1],"tags":[682],"class_list":["post-13908","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>Switch m\u1ea1ng c\u00f3 nhi\u1ec1u lo\u1ea1i kh\u00e1c nhau, \u0111\u00f3 l\u00e0 nh\u1eefng lo\u1ea1i n\u00e0o? - 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\/switch-mang-co-nhieu-loai-khac-nhau-do-la-nhung-loai-nao-p13908\/\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:title\" content=\"Switch m\u1ea1ng c\u00f3 nhi\u1ec1u lo\u1ea1i kh\u00e1c nhau, \u0111\u00f3 l\u00e0 nh\u1eefng lo\u1ea1i n\u00e0o? - Blog | TheGioiMayChu\" \/>\n<meta name=\"twitter:description\" content=\"C&oacute; nhi&#7873;u lo&#7841;i switch (thi&#7871;t b&#7883; chuy&#7875;n m&#7841;ch m&#7841;ng) kh&aacute;c nhau, bao g&#7891;m lo&#7841;i managed, modular, unmanaged v&agrave; c&oacute; th&#7875; x&#7871;p ch&#7891;ng l&ecirc;n nhau. C&ugrave;ng t&igrave;m hi&#7875;u xem c&aacute;c lo&#7841;i switch n&agrave;y k&#7871;t h&#7907;p v&agrave; kh&aacute;c nhau nh&#432; th&#7871; n&agrave;o. Li&#7879;u switch ch&#7881; &#273;&#417;n gi&#7843;n l&agrave; m&#7897;t thi&#7871;t b&#7883; chuy&#7875;n m&#7841;ch m&#7841;ng?&nbsp;Kh&ocirc;ng h&#7859;n th&#7871;! 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