{"id":6028,"date":"2019-08-02T00:50:18","date_gmt":"2019-08-01T22:50:18","guid":{"rendered":"https:\/\/www.imacandi.net\/sin\/blog\/?p=6028"},"modified":"2019-08-02T00:50:19","modified_gmt":"2019-08-01T22:50:19","slug":"unele-zile","status":"publish","type":"post","link":"https:\/\/www.imacandi.net\/sin\/blog\/2019\/08\/02\/unele-zile.html","title":{"rendered":"unele zile&#8230;"},"content":{"rendered":"\n<p>Saptamana asta dupa ce am terminat de instalat si configurat un ESXi offline si am pus pe el un server de DHCP a venit vremea sa-l dau in productie sa inlocuiasca actualul server de DHCP. Easy peasy. Scoti cablul de la ala vechi din switch si il pui pe ala nou si gata.<\/p>\n\n\n\n<p>Well&#8230; ieri m-am invartit ca un coi intr-o caldare toata ziua pentru ca dupa ce puneam serverul nou in switch, nu mergea DHCP-ul. Cu laptop si cablu direct infipt in el, mergea cum trebuie. Prin switch pula.<\/p>\n\n\n\n<p>Am avut o zi din aia in care am avut un mica criza existentiala despre cunostintele mele de retelistica si Layer2 in special. M-am uitat in vSwitch-ul de pe ESXI mai atent decat m-am uitat vreodata la un switch virtual. La fel si pe portul de pe switch-ul fizic. N-a avut portul ala parte de atata atentie in viata lui.<\/p>\n\n\n\n<p>Cablu direct merge, prin switch nu. Serverul de DHCP zicea ca oferea adrese IP clientilor, da aia nu faceau ACK. Si nu intelegeam de ce. De ce n-ar da? Le placea la clienti asa mult de serverul vechi ca protestau?<\/p>\n\n\n\n<p>Pe la opt seara am cedat si m-am dus acasa deja aveam idei de schimbat cariera.<\/p>\n\n\n\n<p>Am ajuns acasa, am desfacut o bere, am re-vazut jumate de Avengers si inainte sa ma culc am zis sa mai iau o data meniurile de pe switch la rand, chiar si optiunile alea care nu ar avea de ce sa se se aplice.<\/p>\n\n\n\n<p>Si-am gasit ca pe switch exista un meniu de DHCP care are o optiune sa blocheze raspunsurile de DHCP de la adrese MAC necunoscute si doar sa accepte adrese permise. Adica scris MAC-ul acolo cu liniuta.<\/p>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"393\" src=\"https:\/\/www.imacandi.net\/sin\/blog\/wp-content\/uploads\/2019\/08\/meraki_dhcp-1024x393.png\" alt=\"\" class=\"wp-image-6029\" srcset=\"https:\/\/www.imacandi.net\/sin\/blog\/wp-content\/uploads\/2019\/08\/meraki_dhcp-1024x393.png 1024w, https:\/\/www.imacandi.net\/sin\/blog\/wp-content\/uploads\/2019\/08\/meraki_dhcp-300x115.png 300w, https:\/\/www.imacandi.net\/sin\/blog\/wp-content\/uploads\/2019\/08\/meraki_dhcp-768x295.png 768w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure><\/div>\n\n\n\n<p>Primul MAC era pus acolo, pe al doilea l-am pus eu dupa alta criza de draci.<\/p>\n\n\n\n<p>Unele zile&#8230;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Saptamana asta dupa ce am terminat de instalat si configurat un ESXi offline si am pus pe el un server de DHCP a venit vremea sa-l dau in productie sa inlocuiasca actualul server de DHCP. Easy peasy. Scoti cablul de la ala vechi din switch si il pui pe ala nou si gata. Well&#8230; ieri &hellip; <a href=\"https:\/\/www.imacandi.net\/sin\/blog\/2019\/08\/02\/unele-zile.html\" class=\"more-link\">Continue reading <span class=\"screen-reader-text\">unele zile&#8230;<\/span> <span class=\"meta-nav\">&rarr;<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_monsterinsights_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0,"ngg_post_thumbnail":0,"footnotes":""},"categories":[2],"tags":[7,22,27,28],"class_list":["post-6028","post","type-post","status-publish","format-standard","hentry","category-diverse","tag-computers","tag-ma-sa","tag-naspa","tag-nervi"],"_links":{"self":[{"href":"https:\/\/www.imacandi.net\/sin\/blog\/wp-json\/wp\/v2\/posts\/6028","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.imacandi.net\/sin\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.imacandi.net\/sin\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.imacandi.net\/sin\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.imacandi.net\/sin\/blog\/wp-json\/wp\/v2\/comments?post=6028"}],"version-history":[{"count":2,"href":"https:\/\/www.imacandi.net\/sin\/blog\/wp-json\/wp\/v2\/posts\/6028\/revisions"}],"predecessor-version":[{"id":6031,"href":"https:\/\/www.imacandi.net\/sin\/blog\/wp-json\/wp\/v2\/posts\/6028\/revisions\/6031"}],"wp:attachment":[{"href":"https:\/\/www.imacandi.net\/sin\/blog\/wp-json\/wp\/v2\/media?parent=6028"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.imacandi.net\/sin\/blog\/wp-json\/wp\/v2\/categories?post=6028"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.imacandi.net\/sin\/blog\/wp-json\/wp\/v2\/tags?post=6028"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}