{"id":10640,"date":"2021-09-16T15:20:32","date_gmt":"2021-09-16T08:20:32","guid":{"rendered":"https:\/\/www.fiahub.com\/blog\/?p=10640"},"modified":"2025-06-10T21:36:23","modified_gmt":"2025-06-10T14:36:23","slug":"ethereum-bung-no-cac-giai-phap-mo-rong-thong-qua-layer-2","status":"publish","type":"post","link":"https:\/\/www.fiahub.com\/blog\/ethereum-bung-no-cac-giai-phap-mo-rong-thong-qua-layer-2\/","title":{"rendered":"Ethereum b\u00f9ng n\u1ed5 c\u00e1c gi\u1ea3i ph\u00e1p m\u1edf r\u1ed9ng th\u00f4ng qua Layer 2"},"content":{"rendered":"\r\n<p>Ra m\u1eaft v\u00e0o n\u0103m 2015, cho \u0111\u1ebfn nay ch\u00fang ta kh\u00f4ng th\u1ec3 ph\u1ee7 nh\u1eadn \u0111\u01b0\u1ee3c vi\u1ec7c Ethereum l\u00e0 n\u1ec1n t\u1ea3ng Blockchain \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng t\u00edch c\u1ef1c nh\u1ea5t. M\u1eb7c d\u00f9 g\u1eb7p nhi\u1ec1u l\u1eddi ch\u1ec9 tr\u00edch v\u1ec1 ph\u00ed ga hay giao d\u1ecbch b\u1ecb t\u1eafc ngh\u1ebdn. Nh\u01b0ng h\u1ea7u h\u1ebft c\u1ed9ng \u0111\u1ed3ng crypto \u0111\u1ec1u c\u00f3 th\u1ec3 nh\u1eadn th\u1ea5y \u0111\u01b0\u1ee3c \u201c\u0111i\u1ec1u tuy\u1ec7t v\u1eddi\u201d c\u1ee7a Ethereum th\u00f4ng qua Layer 2. M\u1ed9t gi\u1ea3i ph\u00e1p m\u1edf r\u1ed9ng tr\u00ean Ethereum.<\/p>\r\n\r\n\r\n\r\n<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_79_2 counter-hierarchy ez-toc-counter ez-toc-grey ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\"><p class=\"ez-toc-title\" style=\"cursor:inherit\">N\u1ed9i dung b\u00e0i vi\u1ebft<\/p>\n<\/div><nav><ul class='ez-toc-list ez-toc-list-level-1 ' ><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/www.fiahub.com\/blog\/ethereum-bung-no-cac-giai-phap-mo-rong-thong-qua-layer-2\/#Layer_2_giai_quyet_van_de_gi\" >Layer 2 gi\u1ea3i quy\u1ebft v\u1ea5n \u0111\u1ec1 g\u00ec?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/www.fiahub.com\/blog\/ethereum-bung-no-cac-giai-phap-mo-rong-thong-qua-layer-2\/#Co_che_hoat_dong_cua_Layer_2_tren_Ethereum\" >C\u01a1 ch\u1ebf ho\u1ea1t \u0111\u1ed9ng c\u1ee7a Layer 2 tr\u00ean Ethereum\u00a0<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/www.fiahub.com\/blog\/ethereum-bung-no-cac-giai-phap-mo-rong-thong-qua-layer-2\/#Su_bung_no_cua_Optimistic_and_ZK_rollups_trong_he_sinh_thai_Ethereum\" >S\u1ef1 b\u00f9ng n\u1ed5 c\u1ee7a Optimistic and ZK rollups trong h\u1ec7 sinh th\u00e1i Ethereum\u00a0<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/www.fiahub.com\/blog\/ethereum-bung-no-cac-giai-phap-mo-rong-thong-qua-layer-2\/#Layer_2_da_vuon_len_trong_thang_9\" >Layer 2 \u0111\u00e3 v\u01b0\u01a1n l\u00ean trong th\u00e1ng 9<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/www.fiahub.com\/blog\/ethereum-bung-no-cac-giai-phap-mo-rong-thong-qua-layer-2\/#Tuong_lai_Layer_2\" >T\u01b0\u01a1ng lai Layer 2\u00a0<\/a><\/li><\/ul><\/nav><\/div>\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Layer_2_giai_quyet_van_de_gi\"><\/span>Layer 2 gi\u1ea3i quy\u1ebft v\u1ea5n \u0111\u1ec1 g\u00ec?<span class=\"ez-toc-section-end\"><\/span><\/h2>\r\n\r\n\r\n\r\n<p>Khi n\u1ec1n kinh t\u1ebf v\u00e0 s\u1ed1 l\u01b0\u1ee3ng giao d\u1ecbch t\u0103ng l\u00ean v\u00e0 m\u1ea1ng l\u01b0\u1edbi Ethereum tr\u1edf n\u00ean r\u1ea5t \u0111\u00f4ng \u0111\u00fac, m\u1ed9t c\u00e2u h\u1ecfi \u0111\u01b0\u1ee3c \u0111\u1eb7t ra: c\u00f3 th\u1ef1c s\u1ef1 c\u1ea7n thi\u1ebft ph\u1ea3i ghi l\u1ea1i t\u1ea5t c\u1ea3 c\u00e1c giao d\u1ecbch tr\u00ean chu\u1ed7i Ethereum ch\u00ednh, tr\u00ean chu\u1ed7i kh\u00f4ng? C\u1ea5u tr\u00fac c\u1ee7a blockchain cho ph\u00e9p x\u1eed l\u00fd c\u00e1c giao d\u1ecbch ngo\u00e0i chu\u1ed7i v\u00e0 sau \u0111\u00f3 ghi l\u1ea1i d\u1eef li\u1ec7u tr\u00ean chu\u1ed7i Ethereum ch\u00ednh theo c\u00e1ch n\u00e9n. \u0110\u00e2y l\u00e0 l\u00fd do v\u00ec sao Ethereum \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf th\u00eam l\u1edbp b\u1ea3o v\u1ec7 th\u1ee9 2.\u00a0<\/p>\r\n\r\n\r\n\r\n<div class=\"wp-block-image\">\r\n<figure class=\"aligncenter size-full\"><img fetchpriority=\"high\" decoding=\"async\" width=\"900\" height=\"600\" class=\"wp-image-10641\" src=\"https:\/\/www.fiahub.com\/blog\/wp-content\/uploads\/2021\/09\/layer-2-1.jpg\" alt=\"s\u01a1 \u0111\u1ed3 c\u00e1c ch\u1ee9c n\u0103ng gi\u1ea3i quy\u1ebft c\u1ee7a Layer 2\" srcset=\"https:\/\/www.fiahub.com\/blog\/wp-content\/uploads\/2021\/09\/layer-2-1.jpg 900w, https:\/\/www.fiahub.com\/blog\/wp-content\/uploads\/2021\/09\/layer-2-1-300x200.jpg 300w, https:\/\/www.fiahub.com\/blog\/wp-content\/uploads\/2021\/09\/layer-2-1-150x100.jpg 150w, https:\/\/www.fiahub.com\/blog\/wp-content\/uploads\/2021\/09\/layer-2-1-768x512.jpg 768w, https:\/\/www.fiahub.com\/blog\/wp-content\/uploads\/2021\/09\/layer-2-1-810x540.jpg 810w\" sizes=\"(max-width: 900px) 100vw, 900px\" \/>\r\n<figcaption><span class=\"tadv-color\" style=\"color: #444444;\">Quy m\u00f4 gi\u1ea3i quy\u1ebft v\u1ea5n \u0111\u1ec1 c\u1ee7a Layer 2 th\u1ef1c s\u1ef1 r\u1ea5t r\u1ed9ng<\/span><\/figcaption>\r\n<\/figure>\r\n<\/div>\r\n\r\n\r\n\r\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Co_che_hoat_dong_cua_Layer_2_tren_Ethereum\"><\/span>C\u01a1 ch\u1ebf ho\u1ea1t \u0111\u1ed9ng c\u1ee7a Layer 2 tr\u00ean Ethereum\u00a0<span class=\"ez-toc-section-end\"><\/span><\/h2>\r\n\r\n\r\n\r\n<p>Ethereum Layer 2 (L2) ch\u1ea1y tr\u00ean l\u1edbp Ethereum 1 (L1), v\u00e0 c\u00f9ng nhau h\u1ed7 tr\u1ee3 ho\u1ea1t \u0111\u1ed9ng c\u1ee7a m\u1ea1ng. Ho\u1ea1t \u0111\u1ed9ng tr\u00ean L2 gi\u1ea3i ph\u00f3ng L1- n\u00f3 lo\u1ea1i b\u1ecf c\u00e1c giao d\u1ecbch kh\u1ecfi chu\u1ed7i ch\u00ednh, chuy\u1ec3n n\u00f3 sang m\u1ed9t l\u1edbp kh\u00e1c l\u00e0 L2. \u0110i\u1ec1u n\u00e0y cho ph\u00e9p c\u1ea3 2 t\u01b0\u01a1ng t\u00e1c v\u00e0 sau \u0111\u00f3 ghi l\u1ea1i ph\u1ea7n c\u00f2n l\u1ea1i c\u1ee7a to\u00e0n b\u1ed9 giao d\u1ecbch tr\u1edf l\u1ea1i L1. Do c\u00e1c giao d\u1ecbch \u0111\u01b0\u1ee3c x\u1eed l\u00fd ngo\u00e0i chu\u1ed7i tr\u00ean L2, n\u00ean L2 \u0111\u01b0\u1ee3c h\u01b0\u1edfng l\u1ee3i t\u1eeb kh\u1ea3 n\u0103ng x\u1eed l\u00fd giao d\u1ecbch cao h\u01a1n, th\u1eddi gian x\u00e1c nh\u1eadn nhanh h\u01a1n v\u00e0 l\u01b0\u1ee3ng ph\u00ed gas th\u1ea5p h\u01a1n.<\/p>\r\n\r\n\r\n\r\n<p>Tr\u00ean th\u1ef1c t\u1ebf, nhi\u1ec1u ng\u01b0\u1eddi tin r\u1eb1ng c\u00e1c gi\u1ea3i ph\u00e1p L2 s\u1ebd l\u00e0 c\u00e1ch Ethereum l\u1ea5y l\u00f2ng tin t\u1eeb ng\u01b0\u1eddi d\u00f9ng. \u01af\u1edbc t\u00ednh c\u00f3 th\u1ec3 x\u1eed l\u00fd 2.000 &#8211; 4.000 giao d\u1ecbch m\u1ed7i gi\u00e2y trong L2, \u0111i\u1ec1u n\u00e0y \u0111\u00e3 ph\u00f9 h\u1ee3p v\u1edbi kh\u1ea3 n\u0103ng x\u1eed l\u00fd c\u1ee7a Visa &#8211; 1.700 giao d\u1ecbch m\u1ed7i gi\u00e2y.\u00a0<\/p>\r\n\r\n\r\n\r\n<p>C\u00f9ng v\u1edbi s\u1ef1 m\u1edf r\u1ed9ng c\u1ee7a L\u1edbp 1 v\u1edbi Ethereum 2.0 v\u00e0 L\u1edbp 2, c\u1ed9ng \u0111\u1ed3ng ti\u1ec1n \u0111i\u1ec7n t\u1eed \u0111ang \u0111\u1ed1i m\u1eb7t v\u1edbi m\u1ed9t b\u0103ng th\u00f4ng kinh t\u1ebf m\u1ea1nh m\u1ebd m\u00e0 Ethereum \u0111\u01b0\u1ee3c thi\u1ebft l\u1eadp \u0111\u1ec3 tr\u1edf th\u00e0nh.<\/p>\r\n\r\n\r\n\r\n<div class=\"wp-block-image\">\r\n<figure class=\"aligncenter size-full\"><img decoding=\"async\" width=\"900\" height=\"600\" class=\"wp-image-10643\" src=\"https:\/\/www.fiahub.com\/blog\/wp-content\/uploads\/2021\/09\/layer-2-4.jpg\" alt=\"m\u00f4 h\u00ecnh ho\u1ea1t \u0111\u1ed9ng c\u1ee7a polygon\" srcset=\"https:\/\/www.fiahub.com\/blog\/wp-content\/uploads\/2021\/09\/layer-2-4.jpg 900w, https:\/\/www.fiahub.com\/blog\/wp-content\/uploads\/2021\/09\/layer-2-4-300x200.jpg 300w, https:\/\/www.fiahub.com\/blog\/wp-content\/uploads\/2021\/09\/layer-2-4-150x100.jpg 150w, https:\/\/www.fiahub.com\/blog\/wp-content\/uploads\/2021\/09\/layer-2-4-768x512.jpg 768w, https:\/\/www.fiahub.com\/blog\/wp-content\/uploads\/2021\/09\/layer-2-4-810x540.jpg 810w\" sizes=\"(max-width: 900px) 100vw, 900px\" \/>\r\n<figcaption><span class=\"tadv-color\" style=\"color: #444444;\">Ho\u1ea1t \u0111\u1ed9ng Layer 2 c\u1ee7a Ethereum c\u0169ng t\u01b0\u01a1ng t\u1ef1 nh\u01b0 Polygon, nh\u01b0ng Ethereum l\u1ea1i c\u00f3 ph\u1ea7n \u0111\u1eb7c bi\u1ec7t h\u01a1n<\/span><\/figcaption>\r\n<\/figure>\r\n<\/div>\r\n\r\n\r\n\r\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Su_bung_no_cua_Optimistic_and_ZK_rollups_trong_he_sinh_thai_Ethereum\"><\/span>S\u1ef1 b\u00f9ng n\u1ed5 c\u1ee7a Optimistic and ZK rollups trong h\u1ec7 sinh th\u00e1i Ethereum\u00a0<span class=\"ez-toc-section-end\"><\/span><\/h2>\r\n\r\n\r\n\r\n<p>L\u1edbp 2 c\u00f3 m\u1ed9t s\u1ed1 gi\u1ea3i ph\u00e1p, m\u1ed7i gi\u1ea3i ph\u00e1p \u0111\u1ec1u c\u00f3 \u0111i\u1ec3m m\u1ea1nh, \u0111i\u1ec3m y\u1ebfu v\u00e0 s\u1ef1 c\u00e2n b\u1eb1ng ri\u00eang. C\u00e1c giao d\u1ecbch c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c cu\u1ed9n l\u1ea1i trong c\u00e1c l\u1ea7n t\u1ed5ng h\u1ee3p v\u00e0 \u0111\u01b0\u1ee3c \u0111\u01b0a \u0111\u1ebfn L2 th\u00f4ng qua b\u1ea3n t\u1ed5ng h\u1ee3p Optimistic and ZK rollups, ho\u1eb7c c\u00e1c gi\u1ea3i ph\u00e1p sidechain L2 c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c th\u1ef1c hi\u1ec7n. Danh s\u00e1ch c\u00e1c gi\u1ea3i ph\u00e1p L2 bao g\u1ed3m:<\/p>\r\n\r\n\r\n\r\n<ul class=\"wp-block-list\">\r\n<li>Optimistic rollups (d\u1eef li\u1ec7u tr\u00ean chu\u1ed7i, b\u1eb1ng ch\u1ee9ng gian l\u1eadn): Th\u1ef1c hi\u1ec7n b\u1edfi Optimistic, t\u1ed5ng h\u1ee3p Arbitrum c\u1ee7a Ph\u00f2ng th\u00ed nghi\u1ec7m Offchani, Fuel Network\u00a0<\/li>\r\n<li>ZK rollups (d\u1eef li\u1ec7u tr\u00ean chu\u1ed7i, b\u1eb1ng ch\u1ee9ng x\u00e1c th\u1ef1c kh\u00f4ng c\u00f3 ki\u1ebfn \u200b\u200bth\u1ee9c): Th\u1ef1c hi\u1ec7n b\u1edfi Loopring, Starkware, Matter Labs zkSync, Aztec 2.0\u00a0<\/li>\r\n<li>Validium (d\u1eef li\u1ec7u ngo\u00e0i chu\u1ed7i, kh\u00f4ng c\u00f3 ki\u1ebfn \u200b\u200bth\u1ee9c x\u00e1c th\u1ef1c c\u00e1c b\u1eb1ng ch\u1ee9ng): Th\u1ef1c hi\u1ec7n b\u1edfi Starkware, Matter Labs zkPorter\u00a0<\/li>\r\n<li>Plasma (d\u1eef li\u1ec7u ngo\u00e0i chu\u1ed7i, b\u1eb1ng ch\u1ee9ng gian l\u1eadn): Th\u1ef1c hi\u1ec7n b\u1edfi OMG Network, Matic Network, Gazelle, Leap DAO\u00a0<\/li>\r\n<li>C\u00e1c k\u00eanh tr\u1ea1ng th\u00e1i: Th\u1ef1c hi\u1ec7n b\u1edfi Connext, Raiden, Perun<\/li>\r\n<\/ul>\r\n\r\n\r\n\r\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Layer_2_da_vuon_len_trong_thang_9\"><\/span>Layer 2 \u0111\u00e3 v\u01b0\u01a1n l\u00ean trong th\u00e1ng 9<span class=\"ez-toc-section-end\"><\/span><\/h2>\r\n\r\n\r\n\r\n<p>V\u00e0o cu\u1ed1i th\u00e1ng 8, c\u1ed9ng \u0111\u1ed3ng m\u1ea1ng Ethereum \u0111\u00e3 \u201c\u0111\u1ed5 m\u1ed3 h\u00f4i\u201d khi ph\u00ed ga b\u1ed7ng nhi\u00ean t\u0103ng v\u1ecdt v\u00e0 ch\u1ea1m \u1edf m\u1ee9c cao nh\u1ea5t v\u1edbi 59$\/ giao d\u1ecbch. Nh\u01b0ng \u0111\u1ebfn ng\u00e0y 07\/09, m\u1ee9c ph\u00ed trung b\u00ecnh cho m\u1ed9t l\u1ea7n giao d\u1ecbch \u0111\u00e3 gi\u1ea3m \u1edf m\u1ee9c 20$\/ giao d\u1ecbch. V\u00e0 nh\u1eefng ng\u00e0y ti\u1ebfp theo, m\u1ee9c ph\u00ed trung b\u00ecnh n\u00e0y \u0111\u00e3 ti\u1ebfp t\u1ee5c gi\u1ea3m h\u01a1n m\u1ed9t n\u1eeda.\u00a0<\/p>\r\n\r\n\r\n\r\n<p>C\u00f3 th\u1ec3 th\u1ea5y, t\u1eeb khi Layer 2 ra \u0111\u1eddi v\u00e0 \u0111\u01b0\u1ee3c ch\u1ea1y tr\u00ean Ethereum, c\u00f3 l\u1ebd Ethereum \u0111\u00e3 gi\u1ea3i quy\u1ebft tri\u1ec7t \u0111\u1ec3 c\u00e1c kho\u1ea3n ph\u00ed ga \u0111\u1eaft \u0111\u1ecf c\u00f9ng s\u1ef1 \u00f9n t\u1eafc giao d\u1ecbch tr\u01b0\u1edbc \u0111\u00e2y. Kh\u00f4ng nh\u1eefng v\u1eady, ph\u00ed L2 r\u1ebb h\u01a1n 46 &#8211; 97% khi g\u1eedi Ethereum v\u00e0 chi ph\u00ed chuy\u1ec3n nh\u01b0\u1ee3ng c\u0169ng \u00edt t\u1ed1n k\u00e9m h\u01a1n.\u00a0<\/p>\r\n\r\n\r\n\r\n<p>\u0110\u00e2y l\u00e0 m\u1ed9t b\u01b0\u1edbc ti\u1ebfn c\u1ef1c k\u1ef3 l\u1edbn c\u1ee7a Layer 2 tr\u00ean Ethereum. K\u1ef9 thu\u1eadt n\u00e0y \u0111\u00e3 gi\u1ea3i ho\u00e0n to\u00e0n l\u00e0m \u0111\u1ed5 g\u1ee5c v\u00e0 x\u00f3a b\u1ecf nh\u1eefng l\u1eddi ch\u1ec9 tr\u00edch tr\u01b0\u1edbc \u0111\u00e2y c\u1ee7a c\u1ed9ng \u0111\u1ed9ng ti\u1ec1n \u0111i\u1ec7n t\u1eed khi so s\u00e1nh Ethereum v\u1edbi c\u00e1c n\u1ec1n t\u1ea3ng coin kh\u00e1c.\u00a0<\/p>\r\n\r\n\r\n\r\n<div class=\"wp-block-image\">\r\n<figure class=\"aligncenter size-full\"><img decoding=\"async\" width=\"900\" height=\"600\" class=\"wp-image-10642\" src=\"https:\/\/www.fiahub.com\/blog\/wp-content\/uploads\/2021\/09\/layer-2-2.jpg\" alt=\"TVL L2 t\u0103ng t\u1eeb $1B l\u00ean $3B\" srcset=\"https:\/\/www.fiahub.com\/blog\/wp-content\/uploads\/2021\/09\/layer-2-2.jpg 900w, https:\/\/www.fiahub.com\/blog\/wp-content\/uploads\/2021\/09\/layer-2-2-300x200.jpg 300w, https:\/\/www.fiahub.com\/blog\/wp-content\/uploads\/2021\/09\/layer-2-2-150x100.jpg 150w, https:\/\/www.fiahub.com\/blog\/wp-content\/uploads\/2021\/09\/layer-2-2-768x512.jpg 768w, https:\/\/www.fiahub.com\/blog\/wp-content\/uploads\/2021\/09\/layer-2-2-810x540.jpg 810w\" sizes=\"(max-width: 900px) 100vw, 900px\" \/>\r\n<figcaption><span class=\"tadv-color\" style=\"color: #444444;\">M\u1ed9t tu\u1ea7n b\u00f9ng n\u1ed5 c\u1ee7a L2, TVL L2 t\u0103ng t\u1eeb $1B l\u00ean $3B<\/span><\/figcaption>\r\n<\/figure>\r\n<\/div>\r\n\r\n\r\n\r\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Tuong_lai_Layer_2\"><\/span>T\u01b0\u01a1ng lai Layer 2\u00a0<span class=\"ez-toc-section-end\"><\/span><\/h2>\r\n\r\n\r\n\r\n<p>Giao d\u1ecbch tr\u00ean L\u1edbp 2 DEX \u0111\u01b0\u1ee3c thi\u1ebft l\u1eadp \u0111\u1ec3 mang l\u1ea1i tr\u1ea3i nghi\u1ec7m ho\u00e0n to\u00e0n kh\u00e1c v\u1edbi giao d\u1ecbch tr\u00ean L\u1edbp 1 DEX. M\u1ed9t khi ng\u01b0\u1eddi d\u00f9ng \u1edf tr\u00ean L\u1edbp 2, giao d\u1ecbch nhanh h\u01a1n \u0111\u00e1ng k\u1ec3 v\u00e0 gi\u00e1 gas r\u1ebb h\u01a1n nhi\u1ec1u l\u1ea7n so v\u1edbi tr\u00ean L\u1edbp 1.<\/p>\r\n\r\n\r\n\r\n<p>Layer 2 s\u1ebd l\u00e0 m\u1ed9t s\u1ef1 thay \u0111\u1ed5i \u0111\u00e1ng k\u1ec3 trong h\u1ec7 sinh th\u00e1i v\u00e0 trong suy ngh\u0129 c\u1ee7a m\u1ecdi ng\u01b0\u1eddi. Hi\u1ec7n nay, Layer 2\u00a0 \u0111ang trong giai \u0111o\u1ea1n \u0111\u1ea7u c\u1ee7a vi\u1ec7c tri\u1ec3n khai c\u00e1c gi\u1ea3i ph\u00e1p. V\u00e0 trong t\u01b0\u01a1ng lai, ch\u00fang ta c\u00f3 th\u1ec3 mong \u0111\u1ee3i r\u1eb1ng: s\u1ebd c\u00f3 r\u1ea5t nhi\u1ec1u \u1ee9ng d\u1ee5ng kh\u1edfi ch\u1ea1y tr\u00ean L2.<\/p>\r\n\r\n\r\n\r\n<p>Kh\u00f4ng ch\u1ec9 v\u1eady, c\u00e1c t\u00ednh n\u0103ng nh\u01b0 l\u1ec7nh gi\u1edbi h\u1ea1n v\u00e0 giao d\u1ecbch \u0111\u00f2n b\u1ea9y m\u00e0 m\u1ed9t s\u1ed1 L2 DEX h\u1ee9a h\u1eb9n s\u1ebd mang l\u1ea1i nhi\u1ec1u c\u01a1 h\u1ed9i h\u01a1n cho ng\u01b0\u1eddi d\u00f9ng.<\/p>\r\n\r\n\r\n","protected":false},"excerpt":{"rendered":"<p>Ra m\u1eaft v\u00e0o n\u0103m 2015, cho \u0111\u1ebfn nay ch\u00fang ta kh\u00f4ng th\u1ec3 ph\u1ee7 nh\u1eadn \u0111\u01b0\u1ee3c vi\u1ec7c Ethereum l\u00e0 n\u1ec1n t\u1ea3ng Blockchain \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng t\u00edch c\u1ef1c nh\u1ea5t. M\u1eb7c d\u00f9 g\u1eb7p nhi\u1ec1u l\u1eddi ch\u1ec9 tr\u00edch v\u1ec1 ph\u00ed ga hay giao d\u1ecbch b\u1ecb t\u1eafc ngh\u1ebdn. Nh\u01b0ng h\u1ea7u h\u1ebft c\u1ed9ng \u0111\u1ed3ng crypto \u0111\u1ec1u c\u00f3 th\u1ec3 nh\u1eadn th\u1ea5y \u0111\u01b0\u1ee3c<\/p>\n","protected":false},"author":23,"featured_media":10644,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"elementor_theme","format":"standard","meta":{"footnotes":""},"categories":[21849],"tags":[3115,17761],"class_list":{"0":"post-10640","1":"post","2":"type-post","3":"status-publish","4":"format-standard","5":"has-post-thumbnail","7":"category-phan-tich-nhan-dinh","8":"tag-ethereum","9":"tag-layer-2"},"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v25.0 (Yoast SEO v26.6) - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Ethereum b\u00f9ng n\u1ed5 c\u00e1c gi\u1ea3i ph\u00e1p m\u1edf r\u1ed9ng th\u00f4ng qua Layer 2 - Fiahub<\/title>\n<meta name=\"description\" content=\"Ethereum \u0111ang tr\u00ean \u0111\u00e0 b\u00f9ng n\u1ed5 v\u00e0 \u0111\u1ea9y m\u1ea1nh Layer 2 \u0111\u1ec3 gi\u1ea3i quy\u1ebft nh\u1eefng v\u1ea5n \u0111\u1ec1 t\u1ed3n \u0111\u1ecdng v\u1ec1 t\u1ed1c \u0111\u1ed9 giao d\u1ecbch, m\u1ee9c ph\u00ed gas c\u0169ng nh\u01b0 t\u1ea7n su\u1ea5t giao\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.fiahub.com\/blog\/ethereum-bung-no-cac-giai-phap-mo-rong-thong-qua-layer-2\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Ethereum b\u00f9ng n\u1ed5 c\u00e1c gi\u1ea3i ph\u00e1p m\u1edf r\u1ed9ng th\u00f4ng qua Layer 2\" \/>\n<meta property=\"og:description\" content=\"Ethereum \u0111ang tr\u00ean \u0111\u00e0 b\u00f9ng n\u1ed5 v\u00e0 \u0111\u1ea9y m\u1ea1nh Layer 2 \u0111\u1ec3 gi\u1ea3i quy\u1ebft nh\u1eefng v\u1ea5n \u0111\u1ec1 t\u1ed3n \u0111\u1ecdng v\u1ec1 t\u1ed1c \u0111\u1ed9 giao d\u1ecbch, m\u1ee9c ph\u00ed gas c\u0169ng 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