{"id":1646,"date":"2021-08-20T12:44:52","date_gmt":"2021-08-20T12:44:52","guid":{"rendered":"http:\/\/categoriaoutros.com.br\/?p=1646"},"modified":"2022-08-18T18:37:09","modified_gmt":"2022-08-18T21:37:09","slug":"palavra-dup-aparecendo-ao-executar-ping-na-rede","status":"publish","type":"post","link":"https:\/\/categoriaoutros.com.br\/?p=1646","title":{"rendered":"Palavra DUP Aparecendo ao Executar Ping na Rede"},"content":{"rendered":"\n<p>64 bytes from 10.10.x.x: icmp_seq=1 ttl=59 time=98.3 ms<br>64 bytes from 10.10.x.x: icmp_seq=2 ttl=59 time=98.4 ms<br>64 bytes from 10.10.x.x: icmp_seq=3 ttl=59 time=98.4 ms (DUP!)<br>64 bytes from 10.10.x.x: icmp_seq=4 ttl=59 time=98.4 ms (DUP!)<br>64 bytes from 10.10.x.x: icmp_seq=5 ttl=59 time=99.0 ms (DUP!)<br>64 bytes from 10.10.x.x: icmp_seq=6 ttl=59 time=98.5 ms (DUP!)<br>64 bytes from 10.10.x.x: icmp_seq=7 ttl=59 time=98.3 ms<br>64 bytes from 10.10.x.x: icmp_seq=8 ttl=59 time=98.3 ms<br>64 bytes from 10.10.x.x: icmp_seq=9 ttl=59 time=99.5 ms<br>64 bytes from 10.10.x.x: icmp_seq=10 ttl=59 time=98.6 ms (DUP!)<br>64 bytes from 10.10.x.x: icmp_seq=11 ttl=59 time=98.2 ms<br>64 bytes from 10.10.x.x: icmp_seq=12 ttl=59 time=98.3 ms (DUP!)<\/p>\n\n\n\n<p>O Termo DUP vem de pacote <strong>duplicado<\/strong>. <\/p>\n\n\n\n<p>Geralmente ocorre quando o computador que responde ao ping possui o mesmo endere\u00e7o ip da m\u00e1quina que enviou o ping. Os endere\u00e7os MAC das duas m\u00e1quinas s\u00e3o diferentes, mas os endere\u00e7os IPs s\u00e3o iguais.<\/p>\n\n\n\n<p>H\u00e1 tamb\u00e9m outros fatores que fazem isso ocorrer, al\u00e9m do ip duplicado:<\/p>\n\n\n\n<ul class=\"wp-block-list\"><li>Dispositivo com proxy ativado e interferindo no ping<\/li><li>Load Balance(balanceamento de carga) mal configurado<\/li><li>Protocolos cisco HSRP\/VRRP  sendo configurado em switches <\/li><\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">Manual do Comando Ping<\/h2>\n\n\n\n<p>J\u00e1 o manual do comando ping possui o seguinte trecho relacionado:<\/p>\n\n\n\n<p>traduzido com google translator:<\/p>\n\n\n\n<p>PACOTES DUPLICADOS E DANIFICADOS<br>ping relatar\u00e1 pacotes duplicados e danificados. Pacotes duplicados nunca devem ocorrer e parecem ser causados por retransmiss\u00f5es inadequadas no n\u00edvel do link. As duplicatas podem ocorrer em muitas situa\u00e7\u00f5es e raramente (ou nunca) s\u00e3o um bom sinal, embora a presen\u00e7a de baixos n\u00edveis de duplicatas nem sempre seja motivo de alarme. <\/p>\n\n\n\n<p>Pacotes danificados s\u00e3o obviamente causa s\u00e9ria de alarme e freq\u00fcentemente indicam hardware quebrado em algum lugar no caminho do pacote de ping (na rede ou nos hosts).<\/p>\n\n\n\n<p><strong>Texto original:<\/strong><\/p>\n\n\n\n<p class=\"has-cyan-bluish-gray-color has-text-color\">DUPLICATE AND DAMAGED PACKETS<br>ping will report duplicate and damaged packets. Duplicate packets should never occur, and seem to be caused by inappropriate link-level retransmissions. Duplicates may occur in many situations and are rarely (if ever) a good sign, although the presence of low levels of duplicates may not always be cause for alarm.<\/p>\n\n\n\n<p class=\"has-cyan-bluish-gray-color has-text-color\">Damaged packets are obviously serious cause for alarm and often indicate broken hardware somewhere in the ping packet&#8217;s path (in the network or in the hosts).<\/p>\n\n\n\n<p><\/p>\n\n\n\n<p>Fonte: <a href=\"https:\/\/support.hpe.com\/hpesc\/public\/docDisplay?docId=c02587473&amp;docLocale=en_US\">hpe.com<\/a>, manual comando ping no linux <\/p>\n","protected":false},"excerpt":{"rendered":"<p>64 bytes from 10.10.x.x: icmp_seq=1 ttl=59 time=98.3 ms64 bytes from 10.10.x.x: icmp_seq=2 ttl=59 time=98.4 ms64 bytes from 10.10.x.x: icmp_seq=3 ttl=59 time=98.4 ms (DUP!)64 bytes from 10.10.x.x: icmp_seq=4 ttl=59 time=98.4 ms (DUP!)64 bytes from 10.10.x.x: icmp_seq=5 ttl=59 time=99.0 ms (DUP!)64 bytes from 10.10.x.x: icmp_seq=6 ttl=59 time=98.5 ms (DUP!)64 bytes from 10.10.x.x: icmp_seq=7 ttl=59 time=98.3 ms64 bytes&#8230;<\/p>\n<p class=\"more-link-wrap\"><a href=\"https:\/\/categoriaoutros.com.br\/?p=1646\" class=\"more-link\">Read More<span class=\"screen-reader-text\"> &ldquo;Palavra DUP Aparecendo ao Executar Ping na Rede&rdquo;<\/span> &raquo;<\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[131,16],"tags":[577,576],"class_list":["post-1646","post","type-post","status-publish","format-standard","hentry","category-dicas-e-termos","category-informatica-dicas","tag-dup","tag-ping"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v21.0 - 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