{"id":13043,"date":"2017-08-13T18:04:22","date_gmt":"2017-08-13T15:04:22","guid":{"rendered":"https:\/\/vasexperts.com\/?p=13043"},"modified":"2025-08-18T10:02:26","modified_gmt":"2025-08-18T07:02:26","slug":"5-problems-of-nfv","status":"publish","type":"post","link":"https:\/\/vasexperts.com\/br\/blog\/telecom\/5-problems-of-nfv\/","title":{"rendered":"5 problemas do NFV"},"content":{"rendered":"<h2>Problemas com NFV<\/h2>\r\nMuitas operadoras est\u00e3o migrando para a plataforma de virtualiza\u00e7\u00e3o de rede NFV para fornecer aos provedores de servi\u00e7os maior velocidade e flexibilidade na entrega de servi\u00e7os, bem como para automatizar pilhas de rede. Mas, como todas as novas tecnologias, a NFV tem seus desafios crescentes. Vejamos os principais problemas que podem ser encontrados ao construir redes virtualizadas e as maneiras de super\u00e1-los.\r\n\r\n<h2>Novas tecnologias<\/h2>\r\nA experi\u00eancia com infraestrutura em nuvem pode ajudar as operadoras a implantar redes NFV, mas entender as complexidades das tecnologias modernas ainda n\u00e3o \u00e9 f\u00e1cil. Al\u00e9m disso, os princ\u00edpios de cria\u00e7\u00e3o e gerenciamento de NFV diferem significativamente da arquitetura de rede cl\u00e1ssica. As operadoras precisam se acostumar com os novos sistemas de gerenciamento e orquestra\u00e7\u00e3o (MANO) para servi\u00e7os e fun\u00e7\u00f5es virtuais, que n\u00e3o fornecem todas as ferramentas necess\u00e1rias para uma migra\u00e7\u00e3o tranquila. Para que a transi\u00e7\u00e3o para NFV seja bem-sucedida, \u00e9 necess\u00e1rio considerar e decidir com anteced\u00eancia sobre quest\u00f5es de automa\u00e7\u00e3o, gerenciamento, orquestra\u00e7\u00e3o e cria\u00e7\u00e3o de pol\u00edticas.\r\n\r\n<noscript><img decoding=\"async\" src=\"\/wp-content\/uploads\/2025\/08\/88-02-mano.jpg\" alt=\"NFV MANO Architecture\" width=\"100%\" height=\"auto\" class=\"alignnone size-full wp-image-13046\" srcset=\"\/wp-content\/uploads\/2025\/08\/88-02-mano.jpg 1006w, \/wp-content\/uploads\/2025\/08\/88-02-mano-300x230.jpg 300w, \/wp-content\/uploads\/2025\/08\/88-02-mano-768x588.jpg 768w\" sizes=\"(max-width: 1006px) 100vw, 1006px\"><\/noscript><img decoding=\"async\" src=\"\/wp-content\/uploads\/2025\/08\/88-02-mano.jpg\" alt=\"NFV MANO Architecture\" width=\"100%\" height=\"auto\" class=\"alignnone size-full wp-image-13046 lazyload\" sizes=\"(max-width: 1006px) 100vw, 1006px\" data-src=\"\/wp-content\/uploads\/2025\/08\/88-02-mano.jpg\" data-srcset=\"\/wp-content\/uploads\/2025\/08\/88-02-mano.jpg 1006w, \/wp-content\/uploads\/2025\/08\/88-02-mano-300x230.jpg 300w, \/wp-content\/uploads\/2025\/08\/88-02-mano-768x588.jpg 768w\">\r\n<h2>Infraestrutura obsoleta<\/h2>\r\nUma das vantagens da NFV \u00e9 a capacidade de reduzir os gastos de capital (CAPEX) e as despesas operacionais (OPEX), bem como o tempo gasto pelos administradores no gerenciamento de data centers. No entanto, redes obsoletas tornaram-se um s\u00e9rio problema para a cria\u00e7\u00e3o e o desenvolvimento de NFV. Algumas vers\u00f5es mais antigas de equipamentos n\u00e3o ser\u00e3o atualizadas para suportar essa tecnologia. Apesar disso, alguns aplicativos de virtualiza\u00e7\u00e3o de rede funcionar\u00e3o em infraestruturas de rede obsoletas, permitindo que as operadoras de telecomunica\u00e7\u00f5es implementem a NFV agora e invistam os lucros em projetos mais complexos relacionados \u00e0 NFV.\r\n\r\n<noscript><img decoding=\"async\" src=\"\/wp-content\/uploads\/2025\/08\/88-03-oldnet.jpg\" alt=\"outdated equipment\" width=\"100%\" height=\"auto\" class=\"alignnone size-full wp-image-13047\" srcset=\"\/wp-content\/uploads\/2025\/08\/88-03-oldnet.jpg 500w, \/wp-content\/uploads\/2025\/08\/88-03-oldnet-300x225.jpg 300w\" sizes=\"(max-width: 500px) 100vw, 500px\"><\/noscript><img decoding=\"async\" src=\"\/wp-content\/uploads\/2025\/08\/88-03-oldnet.jpg\" alt=\"outdated equipment\" width=\"100%\" height=\"auto\" class=\"alignnone size-full wp-image-13047 lazyload\" sizes=\"(max-width: 500px) 100vw, 500px\" data-src=\"\/wp-content\/uploads\/2025\/08\/88-03-oldnet.jpg\" data-srcset=\"\/wp-content\/uploads\/2025\/08\/88-03-oldnet.jpg 500w, \/wp-content\/uploads\/2025\/08\/88-03-oldnet-300x225.jpg 300w\">\r\n<h2>Problemas de seguran\u00e7a<\/h2>\r\nQuanto mais novas fun\u00e7\u00f5es de rede a NFV oferece, mais novos riscos ela traz. O software \u00e9 inerentemente menos seguro do que o hardware. Roteadores e firewalls em hardware dedicado s\u00e3o mais dif\u00edceis de hackear. O software tamb\u00e9m \u00e9 mais vulner\u00e1vel a ataques distribu\u00eddos de nega\u00e7\u00e3o de servi\u00e7o (DDoS). \u00c9 necess\u00e1rio proteger cuidadosamente a plataforma contra amea\u00e7as constantes, monitorar atualiza\u00e7\u00f5es e impedir o uso de vers\u00f5es antigas que contenham falhas de seguran\u00e7a. O hipervisor de rede virtual deve fornecer um alto n\u00edvel de isolamento entre as m\u00e1quinas para que, se uma delas for infectada, o v\u00edrus n\u00e3o possa se espalhar para as outras.\r\n\r\n<h2>Falta de padr\u00f5es<\/h2>\r\nOutro problema s\u00e9rio que o mercado de virtualiza\u00e7\u00e3o enfrenta \u00e9 a necessidade de criar padr\u00f5es para a comunica\u00e7\u00e3o entre os componentes da NFV. O desenvolvimento desses padr\u00f5es geralmente leva v\u00e1rios anos, mas o setor de telecomunica\u00e7\u00f5es j\u00e1 est\u00e1 pronto para come\u00e7ar a implanta\u00e7\u00e3o e n\u00e3o pode esperar tanto tempo. Os padr\u00f5es devem ser elaborados pelo Instituto Europeu de Normas de Telecomunica\u00e7\u00f5es (ETSI), que \u00e9 o principal impulsionador da padroniza\u00e7\u00e3o no mercado. Ao mesmo tempo, padr\u00f5es foram propostos por outras associa\u00e7\u00f5es, mas nenhum consenso geral foi alcan\u00e7ado. Os operadores podem participar do desenvolvimento desses padr\u00f5es por meio do Grupo de Especifica\u00e7\u00f5es Industriais do ETSI, que \u00e9 aberto tanto a seus membros quanto a outras empresas.\r\n\r\n<noscript><img decoding=\"async\" src=\"\/wp-content\/uploads\/2025\/08\/etsi.jpg\" alt=\"etsi\" width=\"100%\" height=\"auto\" class=\"alignnone size-full wp-image-13048\" srcset=\"\/wp-content\/uploads\/2025\/08\/etsi.jpg 720w, \/wp-content\/uploads\/2025\/08\/etsi-300x225.jpg 300w\" sizes=\"(max-width: 720px) 100vw, 720px\"><\/noscript><img decoding=\"async\" src=\"\/wp-content\/uploads\/2025\/08\/etsi.jpg\" alt=\"etsi\" width=\"100%\" height=\"auto\" class=\"alignnone size-full wp-image-13048 lazyload\" sizes=\"(max-width: 720px) 100vw, 720px\" data-src=\"\/wp-content\/uploads\/2025\/08\/etsi.jpg\" data-srcset=\"\/wp-content\/uploads\/2025\/08\/etsi.jpg 720w, \/wp-content\/uploads\/2025\/08\/etsi-300x225.jpg 300w\">\r\n<h2>Estudos de caso insuficientes<\/h2>\r\nOutro obst\u00e1culo \u00e0 virtualiza\u00e7\u00e3o de redes \u00e9 a falta de casos de neg\u00f3cios bem pensados e implementados. Os fornecedores tentam fazer com que a NFV pare\u00e7a perfeita e at\u00e9 descrevem recursos que n\u00e3o podem ser implementados com ela. Isso leva \u00e0 decep\u00e7\u00e3o da operadora de telecomunica\u00e7\u00f5es durante a implementa\u00e7\u00e3o, quando se depara com limita\u00e7\u00f5es. Por outro lado, alguns fornecedores n\u00e3o t\u00eam certeza sobre solu\u00e7\u00f5es baseadas em NFV e n\u00e3o tentam ser convincentes em suas propostas, optando pela arquitetura de rede cl\u00e1ssica. Al\u00e9m disso, algumas das vantagens dessa tecnologia, como inicializa\u00e7\u00e3o r\u00e1pida, otimiza\u00e7\u00e3o de rede e recursos inovadores, s\u00e3o dif\u00edceis de mensurar, o que cria dificuldades adicionais na descri\u00e7\u00e3o de bons casos de neg\u00f3cios. A tecnologia deve ser implementada e sua experi\u00eancia descrita, caso contr\u00e1rio, ser\u00e1 dif\u00edcil promov\u00ea-la no mercado.\r\n\r\nFelizmente, todas as dificuldades descritas acima podem ser superadas. Toda nova tecnologia tem suas armadilhas e problemas iniciais nos est\u00e1gios iniciais de desenvolvimento, que desaparecem quando projetos de grande escala s\u00e3o implementados. O mesmo destino aguarda a NFV.\r\n\r\nIt is very important to keep up with the times and use modern technologies such as NFV for network construction and DPI for traffic management. For more information about the advantages of the <a href=\"\/products\/stingray\">Stingray Service Gateway system<\/a>, its effective use on telecom operators\u2019 networks, and migration from other platforms, please contact the specialists at VAS Experts, the software developer for telecom operators.\r\n\r\n\u00c9 muito importante acompanhar os tempos e utilizar tecnologias modernas, como NFV para constru\u00e7\u00e3o de redes e DPI para gerenciamento de tr\u00e1fego. Para mais informa\u00e7\u00f5es sobre as vantagens do sistema <a href=\"\/br\/products\/stingray\">Stingray Service Gateway system<\/a>, seu uso eficaz em redes de operadoras de telecomunica\u00e7\u00f5es e a migra\u00e7\u00e3o de outras plataformas, entre em contato com os especialistas da VAS Experts, desenvolvedora de software para operadoras de telecomunica\u00e7\u00f5es.\r\n\r\n[subscription id=\u201d11987\u2033]Assine nossa newsletter e fique atualizado sobre os \u00faltimos desenvolvimentos e ofertas especiais.[\/subscription]","protected":false},"excerpt":{"rendered":"<p>Hoje em dia, a virtualiza\u00e7\u00e3o pode ser considerada n\u00e3o apenas uma tend\u00eancia, mas parte integrante do desenvolvimento do setor de TI. Muitos servi\u00e7os s\u00e3o executados em servidores virtuais em vez de f\u00edsicos, e a arquitetura de rede cl\u00e1ssica est\u00e1 sendo substitu\u00edda pela NFV (Virtualiza\u00e7\u00e3o de Fun\u00e7\u00f5es de Rede), na qual algumas fun\u00e7\u00f5es s\u00e3o assumidas por n\u00f3s de rede virtuais. Mas as novas tecnologias tamb\u00e9m geram novos problemas. Vejamos cinco principais desafios enfrentados pelas redes NFV.<\/p>\n","protected":false},"author":7,"featured_media":13045,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[48],"tags":[],"class_list":["post-13043","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-telecom"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v23.1 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>(English) VASExperts<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\/\/vasexperts.com\/blog\/telecom\/5-problems-of-nfv\/\",\"url\":\"https:\/\/vasexperts.com\/blog\/telecom\/5-problems-of-nfv\/\",\"name\":\"[:en]5 problems of NFV \u2014 VAS Experts[:es]5 problemas de NFV \u2014 VAS Experts[:fr]5 probl\u00e8mes de la NFV \u2014 VAS Experts[:br]5 problemas do NFV \u2014 VAS Experts\",\"isPartOf\":{\"@id\":\"https:\/\/vasexperts.com\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\/\/vasexperts.com\/blog\/telecom\/5-problems-of-nfv\/#primaryimage\"},\"image\":{\"@id\":\"https:\/\/vasexperts.com\/blog\/telecom\/5-problems-of-nfv\/#primaryimage\"},\"thumbnailUrl\":\"\/wp-content\/uploads\/2025\/08\/5-problems-of-nfv.jpg\",\"datePublished\":\"2017-08-13T15:04:22+00:00\",\"dateModified\":\"2025-08-18T07:02:26+00:00\",\"author\":{\"@id\":\"https:\/\/vasexperts.com\/#\/schema\/person\/f4edcaef26fe49b6b59baf8ac5b62170\"},\"description\":\"[:en]Nowadays, virtualization can be considered not just a trend, but an integral part of the IT industry's development. 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Classic network architecture is being replaced by NFV (network functions virtualization), in which some functions are taken over by virtual network nodes.[:es]Hoy en d\u00eda, la virtualizaci\u00f3n ya no es una tendencia, sino una parte integral del desarrollo de la industria de TI. La arquitectura de red cl\u00e1sica est\u00e1 siendo sustituida por la NFV (virtualizaci\u00f3n de funciones de red), en la que parte de las funciones son asumidas por nodos de red virtuales.[:fr]Aujourd'hui, la virtualisation n'est plus seulement une tendance, mais un \u00e9l\u00e9ment essentiel du d\u00e9veloppement du secteur informatique. L'architecture r\u00e9seau classique est remplac\u00e9e par la NFV (virtualisation des fonctions r\u00e9seau), dans laquelle certaines fonctions sont prises en charge par des n\u0153uds de r\u00e9seau virtuels.[:br]Hoje em dia, a virtualiza\u00e7\u00e3o pode ser considerada n\u00e3o apenas uma tend\u00eancia, mas parte integrante do desenvolvimento do setor de TI. A arquitetura de rede cl\u00e1ssica est\u00e1 sendo substitu\u00edda pela NFV (Virtualiza\u00e7\u00e3o de Fun\u00e7\u00f5es de Rede), na qual algumas fun\u00e7\u00f5es s\u00e3o assumidas por n\u00f3s de rede virtuais.","breadcrumb":{"@id":"https:\/\/vasexperts.com\/blog\/telecom\/5-problems-of-nfv\/#breadcrumb"},"inLanguage":"br-PT","potentialAction":[{"@type":"ReadAction","target":["https:\/\/vasexperts.com\/blog\/telecom\/5-problems-of-nfv\/"]}]},{"@type":"ImageObject","inLanguage":"br-PT","@id":"https:\/\/vasexperts.com\/blog\/telecom\/5-problems-of-nfv\/#primaryimage","url":"\/wp-content\/uploads\/2025\/08\/5-problems-of-nfv.jpg","contentUrl":"\/wp-content\/uploads\/2025\/08\/5-problems-of-nfv.jpg","width":1920,"height":1278,"caption":"problems of nfv"},{"@type":"BreadcrumbList","@id":"https:\/\/vasexperts.com\/blog\/telecom\/5-problems-of-nfv\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"\u0413\u043b\u0430\u0432\u043d\u0430\u044f \u0441\u0442\u0440\u0430\u043d\u0438\u0446\u0430","item":"https:\/\/vasexperts.com\/"},{"@type":"ListItem","position":2,"name":"5 problems of NFV"}]},{"@type":"WebSite","@id":"https:\/\/vasexperts.com\/#website","url":"https:\/\/vasexperts.com\/","name":"ITGLOBAL.COM","description":"(English) VASExperts","inLanguage":"br-PT"},{"@type":"Person","@id":"https:\/\/vasexperts.com\/#\/schema\/person\/f4edcaef26fe49b6b59baf8ac5b62170","name":"Elena Rudich","url":"https:\/\/vasexperts.com\/br\/blog\/author\/elena-rudich\/"}]}},"_links":{"self":[{"href":"https:\/\/vasexperts.com\/br\/wp-json\/wp\/v2\/posts\/13043"}],"collection":[{"href":"https:\/\/vasexperts.com\/br\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/vasexperts.com\/br\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/vasexperts.com\/br\/wp-json\/wp\/v2\/users\/7"}],"replies":[{"embeddable":true,"href":"https:\/\/vasexperts.com\/br\/wp-json\/wp\/v2\/comments?post=13043"}],"version-history":[{"count":7,"href":"https:\/\/vasexperts.com\/br\/wp-json\/wp\/v2\/posts\/13043\/revisions"}],"predecessor-version":[{"id":13056,"href":"https:\/\/vasexperts.com\/br\/wp-json\/wp\/v2\/posts\/13043\/revisions\/13056"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/vasexperts.com\/br\/wp-json\/wp\/v2\/media\/13045"}],"wp:attachment":[{"href":"https:\/\/vasexperts.com\/br\/wp-json\/wp\/v2\/media?parent=13043"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/vasexperts.com\/br\/wp-json\/wp\/v2\/categories?post=13043"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/vasexperts.com\/br\/wp-json\/wp\/v2\/tags?post=13043"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}