{"id":2456,"date":"2025-10-23T09:29:13","date_gmt":"2025-10-23T02:29:13","guid":{"rendered":"https:\/\/idc.metaserv.vn\/?p=2456"},"modified":"2025-10-30T13:26:11","modified_gmt":"2025-10-30T06:26:11","slug":"sd-wan-cho-doanh-nghiep-da-chi-nhanh","status":"publish","type":"post","link":"https:\/\/idc.metaserv.vn\/en\/2025\/10\/23\/sd-wan-cho-doanh-nghiep-da-chi-nhanh\/","title":{"rendered":"SD-WAN l\u00e0 g\u00ec? C\u00f4ng ngh\u1ec7 m\u1ea1ng t\u1ed1i \u01b0u cho doanh nghi\u1ec7p \u0111a chi nh\u00e1nh"},"content":{"rendered":"<h3 class=\"wp-block-heading\"><strong>1. SD-WAN <\/strong>&#8211; ki\u1ebfn tr\u00fac m\u1ea1ng ti\u00ean ti\u1ebfn<\/h3>\n\n\n\n<p><strong>SD-WAN<\/strong> l\u00e0 vi\u1ebft t\u1eaft c\u1ee7a c\u1ee5m t\u1eeb <strong>Software-Defined Wide Area Network<\/strong> (M\u1ea1ng di\u1ec7n r\u1ed9ng \u0111\u1ecbnh ngh\u0129a b\u1eb1ng ph\u1ea7n m\u1ec1m). \u0110\u00e2y l\u00e0 m\u1ed9t ki\u1ebfn tr\u00fac m\u1ea1ng ti\u00ean ti\u1ebfn, s\u1eed d\u1ee5ng c\u00f4ng ngh\u1ec7 ph\u1ea7n m\u1ec1m \u0111\u1ec3 qu\u1ea3n l\u00fd t\u1eadp trung v\u00e0 \u0111\u1ecbnh tuy\u1ebfn l\u01b0u l\u01b0\u1ee3ng truy c\u1eadp qua m\u1ed9t m\u1ea1ng l\u01b0\u1edbi di\u1ec7n r\u1ed9ng (WAN) bao g\u1ed3m nhi\u1ec1u k\u1ebft n\u1ed1i kh\u00e1c nhau (nh\u01b0 MPLS, Internet c\u00e1p quang, 4G\/5G).<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img fetchpriority=\"high\" decoding=\"async\" width=\"1000\" height=\"667\" src=\"https:\/\/idc.metaserv.vn\/wp-content\/uploads\/2025\/10\/SD-WAN-1.jpg\" alt=\"\" class=\"wp-image-2457\" srcset=\"https:\/\/idc.metaserv.vn\/wp-content\/uploads\/2025\/10\/SD-WAN-1.jpg 1000w, https:\/\/idc.metaserv.vn\/wp-content\/uploads\/2025\/10\/SD-WAN-1-300x200.jpg 300w, https:\/\/idc.metaserv.vn\/wp-content\/uploads\/2025\/10\/SD-WAN-1-768x512.jpg 768w, https:\/\/idc.metaserv.vn\/wp-content\/uploads\/2025\/10\/SD-WAN-1-18x12.jpg 18w, https:\/\/idc.metaserv.vn\/wp-content\/uploads\/2025\/10\/SD-WAN-1-360x240.jpg 360w, https:\/\/idc.metaserv.vn\/wp-content\/uploads\/2025\/10\/SD-WAN-1-600x400.jpg 600w\" sizes=\"(max-width: 1000px) 100vw, 1000px\" \/><\/figure>\n\n\n\n<p>N\u00f3i m\u1ed9t c\u00e1ch \u0111\u01a1n gi\u1ea3n, SD-WAN chuy\u1ec3n \u0111\u1ed5i vi\u1ec7c qu\u1ea3n l\u00fd m\u1ea1ng truy\u1ec1n th\u1ed1ng (c\u1ea5u h\u00ecnh th\u1ee7 c\u00f4ng t\u1eebng thi\u1ebft b\u1ecb \u1edf m\u1ed7i chi nh\u00e1nh) sang m\u1ed9t <strong>h\u1ec7 th\u1ed1ng qu\u1ea3n l\u00fd t\u1eadp trung d\u1ef1a tr\u00ean ph\u1ea7n m\u1ec1m<\/strong>.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>1.1. S\u1ef1 kh\u00e1c bi\u1ec7t c\u1ed1t l\u00f5i<\/strong><\/h4>\n\n\n\n<p>Kh\u00e1c v\u1edbi c\u00e1c d\u1ecbch v\u1ee5 VPN ho\u1eb7c MPLS truy\u1ec1n th\u1ed1ng (nh\u01b0 METROWAN hay OFFICEWAN) ch\u1ec9 t\u1eadp trung v\u00e0o vi\u1ec7c t\u1ea1o ra \u0111\u01b0\u1eddng truy\u1ec1n ri\u00eang v\u00e0 b\u1ea3o m\u1eadt, SD-WAN t\u1eadp trung v\u00e0o vi\u1ec7c <strong>qu\u1ea3n l\u00fd v\u00e0 t\u1ed1i \u01b0u h\u00f3a l\u01b0u l\u01b0\u1ee3ng truy c\u1eadp<\/strong> tr\u00ean m\u1ecdi \u0111\u01b0\u1eddng truy\u1ec1n s\u1eb5n c\u00f3 m\u1ed9t c\u00e1ch th\u00f4ng minh, theo ch\u00ednh s\u00e1ch kinh doanh \u0111\u00e3 \u0111\u01b0\u1ee3c \u0111\u1ecbnh ngh\u0129a.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>2. T\u1ea1i sao SD-WAN l\u00e0 xu h\u01b0\u1edbng t\u1ea5t y\u1ebfu? (Nh\u1eefng v\u1ea5n \u0111\u1ec1 SD-WAN gi\u1ea3i quy\u1ebft)<\/strong><\/h3>\n\n\n\n<p>C\u00f4ng ngh\u1ec7 SD-WAN ra \u0111\u1eddi \u0111\u1ec3 gi\u1ea3i quy\u1ebft nh\u1eefng th\u00e1ch th\u1ee9c l\u1edbn m\u00e0 c\u00e1c m\u1ea1ng WAN truy\u1ec1n th\u1ed1ng \u0111ang g\u1eb7p ph\u1ea3i trong k\u1ef7 nguy\u00ean Cloud v\u00e0 l\u00e0m vi\u1ec7c t\u1eeb xa:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Chi ph\u00ed m\u1ea1ng WAN cao:<\/strong> MPLS truy\u1ec1n th\u1ed1ng \u0111\u1eaft \u0111\u1ecf v\u00e0 thi\u1ebfu linh ho\u1ea1t.<\/li>\n\n\n\n<li><strong>Hi\u1ec7u su\u1ea5t Cloud k\u00e9m:<\/strong> C\u00e1c \u0111\u01b0\u1eddng truy\u1ec1n truy\u1ec1n th\u1ed1ng bu\u1ed9c traffic truy c\u1eadp Cloud ph\u1ea3i \u0111i qua Head Office \u0111\u1ec3 ki\u1ec3m tra b\u1ea3o m\u1eadt, g\u00e2y ra \u0111\u1ed9 tr\u1ec5 cao.<\/li>\n\n\n\n<li><strong>Qu\u1ea3n l\u00fd ph\u1ee9c t\u1ea1p:<\/strong> Vi\u1ec7c c\u1ea5u h\u00ecnh v\u00e0 b\u1ea3o tr\u00ec t\u1eebng chi nh\u00e1nh m\u1ed9t c\u00e1ch th\u1ee7 c\u00f4ng t\u1ed1n th\u1eddi gian v\u00e0 d\u1ec5 x\u1ea3y ra l\u1ed7i.<\/li>\n\n\n\n<li><strong>T\u00ednh linh ho\u1ea1t th\u1ea5p:<\/strong> Kh\u00f3 t\u00edch h\u1ee3p nhanh ch\u00f3ng c\u00e1c k\u1ebft n\u1ed1i m\u1edbi (4G\/5G) ho\u1eb7c m\u1edf chi nh\u00e1nh m\u1edbi.<\/li>\n<\/ul>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" width=\"1000\" height=\"700\" src=\"https:\/\/idc.metaserv.vn\/wp-content\/uploads\/2025\/10\/SD-WAN-2.jpg\" alt=\"\" class=\"wp-image-2458\" srcset=\"https:\/\/idc.metaserv.vn\/wp-content\/uploads\/2025\/10\/SD-WAN-2.jpg 1000w, https:\/\/idc.metaserv.vn\/wp-content\/uploads\/2025\/10\/SD-WAN-2-300x210.jpg 300w, https:\/\/idc.metaserv.vn\/wp-content\/uploads\/2025\/10\/SD-WAN-2-768x538.jpg 768w, https:\/\/idc.metaserv.vn\/wp-content\/uploads\/2025\/10\/SD-WAN-2-18x12.jpg 18w, https:\/\/idc.metaserv.vn\/wp-content\/uploads\/2025\/10\/SD-WAN-2-600x420.jpg 600w\" sizes=\"(max-width: 1000px) 100vw, 1000px\" \/><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>3. L\u1ee3i \u00edch v\u01b0\u1ee3t tr\u1ed9i c\u1ee7a gi\u1ea3i ph\u00e1p SD-WAN<\/strong><\/h3>\n\n\n\n<p>SD-WAN mang l\u1ea1i nh\u1eefng l\u1ee3i \u00edch \u0111\u1ed9t ph\u00e1 v\u1ec1 v\u1eadn h\u00e0nh, chi ph\u00ed, v\u00e0 hi\u1ec7u su\u1ea5t cho doanh nghi\u1ec7p \u0111a chi nh\u00e1nh:<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>3.1. T\u1ed1i \u01b0u chi ph\u00ed v\u00e0 b\u0103ng th\u00f4ng<\/strong><\/h4>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>S\u1eed d\u1ee5ng \u0111a \u0111\u01b0\u1eddng truy\u1ec1n:<\/strong> SD-WAN cho ph\u00e9p doanh nghi\u1ec7p k\u1ebft h\u1ee3p c\u00e1c k\u1ebft n\u1ed1i r\u1ebb h\u01a1n (nh\u01b0 c\u00e1p quang FTTH) c\u00f9ng v\u1edbi c\u00e1c k\u1ebft n\u1ed1i chuy\u00ean d\u1ee5ng (MPLS), t\u1ef1 \u0111\u1ed9ng \u0111\u1ecbnh tuy\u1ebfn l\u01b0u l\u01b0\u1ee3ng \u01b0u ti\u00ean qua \u0111\u01b0\u1eddng truy\u1ec1n t\u1ed1t nh\u1ea5t, gi\u00fap t\u1ed1i \u0111a h\u00f3a b\u0103ng th\u00f4ng t\u1ed5ng th\u1ec3.<\/li>\n\n\n\n<li><strong>Gi\u1ea3m chi ph\u00ed MPLS:<\/strong> Gi\u00fap gi\u1ea3m thi\u1ec3u s\u1ef1 ph\u1ee5 thu\u1ed9c v\u00e0o c\u00e1c \u0111\u01b0\u1eddng truy\u1ec1n MPLS \u0111\u1eaft ti\u1ec1n b\u1eb1ng c\u00e1ch s\u1eed d\u1ee5ng Internet c\u00f4ng c\u1ed9ng ch\u1ea5t l\u01b0\u1ee3ng cao l\u00e0m k\u00eanh ph\u1ee5.<\/li>\n<\/ul>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>3.2. Hi\u1ec7u su\u1ea5t \u1ee9ng d\u1ee5ng \u0111\u01b0\u1ee3c \u0111\u1ea3m b\u1ea3o (Application-Aware)<\/strong><\/h4>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u0110\u1ecbnh tuy\u1ebfn th\u00f4ng minh:<\/strong> SD-WAN &#8220;nh\u1eadn bi\u1ebft&#8221; t\u1eebng \u1ee9ng d\u1ee5ng (V\u00ed d\u1ee5: ERP, VoIP, Microsoft Teams) v\u00e0 t\u1ef1 \u0111\u1ed9ng ch\u1ecdn \u0111\u01b0\u1eddng truy\u1ec1n c\u00f3 hi\u1ec7u su\u1ea5t t\u1ed1t nh\u1ea5t (\u0111\u1ed9 tr\u1ec5 th\u1ea5p, \u00edt m\u1ea5t g\u00f3i tin) cho \u1ee9ng d\u1ee5ng \u0111\u00f3.<\/li>\n\n\n\n<li><strong>T\u0103ng t\u1ed1c Cloud access:<\/strong> Cho ph\u00e9p chi nh\u00e1nh truy c\u1eadp tr\u1ef1c ti\u1ebfp (Direct Internet Access &#8211; DIA) \u0111\u1ebfn c\u00e1c d\u1ecbch v\u1ee5 Cloud m\u00e0 kh\u00f4ng c\u1ea7n &#8220;v\u00f2ng&#8221; qua Head Office, gi\u1ea3m \u0111\u00e1ng k\u1ec3 \u0111\u1ed9 tr\u1ec5.<\/li>\n\n\n\n<li><strong>Kh\u1ea3 n\u0103ng ch\u1ecbu l\u1ed7i (Failover) t\u1ee9c th\u00ec:<\/strong> N\u1ebfu m\u1ed9t \u0111\u01b0\u1eddng truy\u1ec1n Internet b\u1ecb l\u1ed7i, SD-WAN t\u1ef1 \u0111\u1ed9ng chuy\u1ec3n to\u00e0n b\u1ed9 l\u01b0u l\u01b0\u1ee3ng sang \u0111\u01b0\u1eddng truy\u1ec1n kh\u00e1c (d\u00f9 l\u00e0 c\u00e1p quang, 4G\/5G) m\u00e0 kh\u00f4ng g\u00e2y gi\u00e1n \u0111o\u1ea1n cho ng\u01b0\u1eddi d\u00f9ng.<\/li>\n<\/ul>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>3.3. \u0110\u01a1n gi\u1ea3n h\u00f3a qu\u1ea3n l\u00fd v\u00e0 b\u1ea3o m\u1eadt t\u1eadp trung<\/strong><\/h4>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Qu\u1ea3n l\u00fd t\u1eadp trung:<\/strong> To\u00e0n b\u1ed9 m\u1ea1ng l\u01b0\u1edbi \u0111\u01b0\u1ee3c qu\u1ea3n l\u00fd qua m\u1ed9t b\u1ea3ng \u0111i\u1ec1u khi\u1ec3n (Dashboard) duy nh\u1ea5t. Vi\u1ec7c c\u1ea5u h\u00ecnh ch\u00ednh s\u00e1ch b\u1ea3o m\u1eadt ho\u1eb7c th\u00eam chi nh\u00e1nh m\u1edbi ch\u1ec9 m\u1ea5t v\u00e0i ph\u00fat (Zero-touch Provisioning).<\/li>\n\n\n\n<li><strong>B\u1ea3o m\u1eadt t\u00edch h\u1ee3p:<\/strong> C\u00e1c t\u00ednh n\u0103ng b\u1ea3o m\u1eadt ti\u00ean ti\u1ebfn (Firewall, IPS\/IDS) th\u01b0\u1eddng \u0111\u01b0\u1ee3c t\u00edch h\u1ee3p ngay tr\u00ean thi\u1ebft b\u1ecb SD-WAN, gi\u00fap \u0111\u1ea3m b\u1ea3o b\u1ea3o m\u1eadt \u0111\u1ed3ng nh\u1ea5t cho t\u1ea5t c\u1ea3 c\u00e1c chi nh\u00e1nh.<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>4. SD-WAN ph\u00f9 h\u1ee3p v\u1edbi nh\u1eefng doanh nghi\u1ec7p n\u00e0o?<\/strong><\/h3>\n\n\n\n<p>SD-WAN l\u00e0 gi\u1ea3i ph\u00e1p l\u00fd t\u01b0\u1edfng cho c\u00e1c t\u1ed5 ch\u1ee9c:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>C\u00f3 nhi\u1ec1u chi nh\u00e1nh:<\/strong> Chu\u1ed7i c\u1eeda h\u00e0ng b\u00e1n l\u1ebb, ng\u00e2n h\u00e0ng, c\u00f4ng ty logistics, ho\u1eb7c c\u00e1c c\u00f4ng ty s\u1ea3n xu\u1ea5t c\u00f3 nhi\u1ec1u nh\u00e0 m\u00e1y.<\/li>\n\n\n\n<li><strong>S\u1eed d\u1ee5ng Cloud Server (MetaCloud, AWS, Azure,&#8230;):<\/strong> C\u1ea7n \u0111\u1ea3m b\u1ea3o hi\u1ec7u su\u1ea5t t\u1ed1i \u01b0u cho c\u00e1c \u1ee9ng d\u1ee5ng ch\u1ea1y tr\u00ean Cloud.<\/li>\n\n\n\n<li><strong>Y\u00eau c\u1ea7u ch\u1ea5t l\u01b0\u1ee3ng d\u1ecbch v\u1ee5 (QoS) cao:<\/strong> Th\u01b0\u1eddng xuy\u00ean s\u1eed d\u1ee5ng VoIP, Video Conference ho\u1eb7c c\u00e1c h\u1ec7 th\u1ed1ng ERP quan tr\u1ecdng.<\/li>\n\n\n\n<li><strong>C\u00f3 nhu c\u1ea7u m\u1edf r\u1ed9ng nhanh ch\u00f3ng:<\/strong> C\u1ea7n tri\u1ec3n khai m\u1ea1ng l\u01b0\u1edbi chi nh\u00e1nh m\u1edbi m\u1ed9t c\u00e1ch d\u1ec5 d\u00e0ng v\u00e0 nhanh ch\u00f3ng.<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>K\u1ebft Lu\u1eadn<\/strong><\/h3>\n\n\n\n<p>B\u1eb1ng c\u00e1ch k\u1ebft h\u1ee3p t\u00ednh linh ho\u1ea1t c\u1ee7a ph\u1ea7n m\u1ec1m v\u1edbi kh\u1ea3 n\u0103ng s\u1eed d\u1ee5ng \u0111a \u0111\u01b0\u1eddng truy\u1ec1n, <a href=\"https:\/\/idc.metaserv.vn\/en\/sd-wan-metaserv\/\">SD-WAN<\/a> mang l\u1ea1i <strong>hi\u1ec7u su\u1ea5t v\u01b0\u1ee3t tr\u1ed9i, b\u1ea3o m\u1eadt t\u1ed1i \u01b0u v\u00e0 chi ph\u00ed v\u1eadn h\u00e0nh th\u1ea5p h\u01a1n<\/strong> so v\u1edbi c\u00e1c gi\u1ea3i ph\u00e1p m\u1ea1ng truy\u1ec1n th\u1ed1ng, l\u00e0 b\u01b0\u1edbc \u0111i chi\u1ebfn l\u01b0\u1ee3c cho m\u1ecdi doanh nghi\u1ec7p mu\u1ed1n ph\u00e1t tri\u1ec3n b\u1ec1n v\u1eefng trong k\u1ef7 nguy\u00ean Cloud.<\/p>\n\n\n\n<p><strong>Li\u00ean h\u1ec7 METASERV ngay h\u00f4m nay \u0111\u1ec3 \u0111\u01b0\u1ee3c t\u01b0 v\u1ea5n mi\u1ec5n ph\u00ed <a href=\"https:\/\/idc.metaserv.vn\/en\/sd-wan-metaserv\/\">SD-WAN\u00a0<\/a>ph\u00f9 h\u1ee3p nh\u1ea5t v\u1edbi nhu c\u1ea7u c\u1ee7a doanh nghi\u1ec7p!<\/strong><\/p>\n\n\n\n<p>C\u00f4ng ty TNHH METASERV<br>Email: sales@metaserv.vn<br>Hotline: \u202d096 308 7773\u202c | 1800 558 820<br>Thi ch\u1ee9ng ch\u1ec9: 028 3933 8888<br>\u0110\u1ecba ch\u1ec9: 287B \u0110i\u1ec7n Bi\u00ean Ph\u1ee7, Ph\u01b0\u1eddng Xu\u00e2n H\u00f2a, TP. H\u1ed3 Ch\u00ed Minh<br>Fanpage:<a href=\"https:\/\/www.facebook.com\/idc.metaserv.vn\">&nbsp;IDC METASERV<\/a><\/p>","protected":false},"excerpt":{"rendered":"<p>1. SD-WAN &#8211; ki\u1ebfn tr\u00fac m\u1ea1ng ti\u00ean ti\u1ebfn SD-WAN l\u00e0 vi\u1ebft t\u1eaft c\u1ee7a c\u1ee5m t\u1eeb Software-Defined Wide Area Network (M\u1ea1ng di\u1ec7n r\u1ed9ng \u0111\u1ecbnh ngh\u0129a b\u1eb1ng ph\u1ea7n m\u1ec1m). \u0110\u00e2y l\u00e0 m\u1ed9t ki\u1ebfn tr\u00fac m\u1ea1ng ti\u00ean ti\u1ebfn, s\u1eed d\u1ee5ng c\u00f4ng ngh\u1ec7 ph\u1ea7n m\u1ec1m \u0111\u1ec3 qu\u1ea3n l\u00fd t\u1eadp trung v\u00e0 \u0111\u1ecbnh tuy\u1ebfn l\u01b0u [&hellip;]<\/p>","protected":false},"author":2,"featured_media":2460,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"rank_math_lock_modified_date":false,"_jetpack_memberships_contains_paid_content":false,"footnotes":""},"categories":[23],"tags":[31,74],"class_list":["post-2456","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog","tag-blog","tag-kenh-truyen"],"jetpack_featured_media_url":"https:\/\/idc.metaserv.vn\/wp-content\/uploads\/2025\/10\/SD-WAN.png","jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/idc.metaserv.vn\/en\/wp-json\/wp\/v2\/posts\/2456","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/idc.metaserv.vn\/en\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/idc.metaserv.vn\/en\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/idc.metaserv.vn\/en\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/idc.metaserv.vn\/en\/wp-json\/wp\/v2\/comments?post=2456"}],"version-history":[{"count":1,"href":"https:\/\/idc.metaserv.vn\/en\/wp-json\/wp\/v2\/posts\/2456\/revisions"}],"predecessor-version":[{"id":2461,"href":"https:\/\/idc.metaserv.vn\/en\/wp-json\/wp\/v2\/posts\/2456\/revisions\/2461"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/idc.metaserv.vn\/en\/wp-json\/wp\/v2\/media\/2460"}],"wp:attachment":[{"href":"https:\/\/idc.metaserv.vn\/en\/wp-json\/wp\/v2\/media?parent=2456"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/idc.metaserv.vn\/en\/wp-json\/wp\/v2\/categories?post=2456"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/idc.metaserv.vn\/en\/wp-json\/wp\/v2\/tags?post=2456"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}