{"id":6660,"date":"2026-04-13T11:50:48","date_gmt":"2026-04-13T11:50:48","guid":{"rendered":"http:\/\/the-codest.localhost\/dictionary\/subnet-mask\/"},"modified":"2026-04-13T11:50:50","modified_gmt":"2026-04-13T11:50:50","slug":"mascara-de-sub-rede","status":"publish","type":"dictionary","link":"https:\/\/thecodest.co\/pt\/dictionary\/subnet-mask\/","title":{"rendered":"M\u00e1scara de sub-rede"},"content":{"rendered":"

M\u00e1scara de sub-rede<\/h1>\n

Uma m\u00e1scara de sub-rede \u00e9 um n\u00famero c\u00f3digo<\/a> utilizado nas redes de protocolo Internet (IP) para identificar a parte de rede de um endere\u00e7o IP. \u00c9 um n\u00famero de 32 bits que \u00e9 utilizado para dividir um endere\u00e7o IP em duas partes, o endere\u00e7o de rede e o endere\u00e7o do anfitri\u00e3o. A m\u00e1scara de sub-rede \u00e9 utilizada em conjunto com o endere\u00e7o IP para determinar que parte do endere\u00e7o IP \u00e9 utilizada para identificar a rede e que parte \u00e9 utilizada para identificar o anfitri\u00e3o.<\/p>\n

A m\u00e1scara de sub-rede \u00e9 utilizada para determinar o tamanho da rede, o que \u00e9 importante para o encaminhamento e a comunica\u00e7\u00e3o entre dispositivos. Tamb\u00e9m \u00e9 utilizada para determinar o n\u00famero de anfitri\u00f5es que podem ser ligados a uma rede. A m\u00e1scara de sub-rede \u00e9 representada em nota\u00e7\u00e3o decimal pontilhada, que \u00e9 uma s\u00e9rie de quatro n\u00fameros separados por pontos. Cada n\u00famero representa 8 bits da m\u00e1scara de sub-rede, e os n\u00fameros variam de 0 a 255.<\/p>\n

A m\u00e1scara de sub-rede \u00e9 utilizada em conjunto com o endere\u00e7o IP para determinar o endere\u00e7o de rede. O endere\u00e7o de rede \u00e9 a parte do endere\u00e7o IP que identifica a rede. O endere\u00e7o do anfitri\u00e3o \u00e9 a parte do endere\u00e7o IP que identifica o dispositivo individual na rede. A m\u00e1scara de sub-rede \u00e9 utilizada para determinar que parte do endere\u00e7o IP \u00e9 utilizada para identificar a rede e que parte \u00e9 utilizada para identificar o anfitri\u00e3o.<\/p>\n

A m\u00e1scara de sub-rede \u00e9 um componente importante da rede IP. \u00c9 utilizada para identificar a parte de rede de um endere\u00e7o IP, que \u00e9 fundamental para o encaminhamento e a comunica\u00e7\u00e3o entre dispositivos. Tamb\u00e9m determina o tamanho da rede e o n\u00famero de hosts que podem ser conectados a ela. Compreender as m\u00e1scaras de sub-rede \u00e9 essencial para quem trabalha com redes IP e \u00e9 um conceito fundamental em redes de computadores.<\/p>","protected":false},"excerpt":{"rendered":"

Saiba mais sobre as m\u00e1scaras de sub-rede em redes IP. Entenda como elas identificam a parte da rede de um endere\u00e7o IP e determinam o tamanho da rede e o n\u00famero de hosts.<\/p>","protected":false},"template":"","meta":{"_acf_changed":false,"inline_featured_image":false,"footnotes":""},"class_list":["post-6660","dictionary","type-dictionary","status-publish","hentry"],"acf":[],"yoast_head":"\nSubnet Mask - The Codest<\/title>\n<meta name=\"description\" content=\"Learn about subnet masks in IP networking. 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