{"id":83908,"date":"2020-06-03T19:42:59","date_gmt":"2020-06-03T17:42:59","guid":{"rendered":"https:\/\/prohoster.info\/blog\/administrirovanie\/mikrotik-split-dns-oni-eto-sdelali"},"modified":"2020-12-21T09:35:04","modified_gmt":"2020-12-21T07:35:04","slug":"mikrotik-split-dns-oni-eto-sdelali","status":"publish","type":"post","link":"https:\/\/prohoster.info\/et\/blog\/administrirovanie\/mikrotik-split-dns-oni-eto-sdelali","title":{"rendered":"Mikrotik split-dns: nad tegid selle.","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"

Ei ole m\u00f6\u00f6dunud isegi 10 aastat, kui RoS (stabiilne 6.47) arendajad lisasid funktsionaalsuse, mis v\u00f5imaldab suunata DNS p\u00e4ringud vastavalt spetsiaalsetele reeglitele. Kui varem tuli keerata Layer-7 reeglitega tulem\u00fc\u00fcris, siis n\u00fc\u00fcd on see lihtne ja elegantselt teostatav:<\/p>\n

\/ip dns static\nadd forward-to=192.168.88.3 regexp=\".*\\.test1\\.localdomain\" type=FWD\nadd forward-to=192.168.88.56 regexp=\".*\\.test2\\.localdomain\" type=FWD\n<\/code><\/pre>\n
Minu \u00f5nn ei tunne piire!
\n<\/a><\/noindex><\/p>\n
Mida see meile toob?<\/h2>\n
K\u00f5ige v\u00e4hem, me vabaneme kummalistest NAT konstruktsioonidest nagu see:<\/p>\n
\n\/ip firewall layer7-protocol\nadd comment=\"DNS Nat contoso.com\" name=contoso.com regexp=\"\\x07contoso\\x03com\"\n\/ip firewall mangle\nadd action=mark-packet chain=prerouting comment=\"mark dns contoso.com\" dst-address-type=local dst-port=53 in-interface-list=DNSMASQ layer7-protocol=contoso.com new-packet-mark=dns-contoso.com passthrough=yes protocol=udp\nadd action=mark-packet chain=prerouting comment=\"mark dns contoso.com\" dst-address-type=local dst-port=53 in-interface-list=DNSMASQ layer7-protocol=contoso.com new-packet-mark=dns-contoso.com passthrough=yes protocol=tcp\n\/ip firewall nat\nadd action=dst-nat chain=dstnat comment=\"DST-NAT dns contoso.com\" dst-port=53 in-interface-list=DNSMASQ packet-mark=dns-contoso.com protocol=udp to-addresses=192.0.2.15\nadd action=dst-nat chain=dstnat comment=\"DST-NAT dns contoso.com\" dst-port=53 in-interface-list=DNSMASQ packet-mark=dns-contoso.com protocol=tcp to-addresses=192.0.2.15\nadd action=masquerade chain=srcnat comment=\"mask dns contoso.com\" dst-port=53 packet-mark=dns-contoso.com protocol=udp\nadd action=masquerade chain=srcnat comment=\"mask dns contoso.com\" dst-port=53 packet-mark=dns-contoso.com protocol=tcp\n<\/code><\/pre>\n
Ja see pole veel k\u00f5ik, n\u00fc\u00fcd on v\u00f5imalik m\u00e4\u00e4rata mitu serverid<\/a> edasi\u00fcletust, mis aitab luua DNS failover'i.
\nIntelligentne DNS-i t\u00f6\u00f6tlemine v\u00f5imaldab alustada IPv6 rakendamist ettev\u00f5tte v\u00f5rgus. Enne seda ei teinud ma seda, p\u00f5hjus oli see, et pidin mitu DNS nime lahendama kohalikele aadressidele, kuid IPv6 puhul ei saanud seda ilma \u00fcsna suurte \u201enakkelausete\u201d kasutamiseta teha.<\/p>\n
Allikas: habr.com<\/a><\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"
\u041d\u0435 \u043f\u0440\u043e\u0448\u043b\u043e \u0438 10 \u043b\u0435\u0442, \u043a\u0430\u043a \u0440\u0430\u0437\u0440\u0430\u0431\u043e\u0442\u0447\u0438\u043a\u0438 RoS (\u0432 stable 6.47) \u0434\u043e\u0431\u0430\u0432\u0438\u043b\u0438 \u0444\u0443\u043d\u043a\u0446\u0438\u043e\u043d\u0430\u043b, \u043a\u043e\u0442\u043e\u0440\u044b\u0439 \u043f\u043e\u0437\u0432\u043e\u043b\u044f\u0435\u0442 \u043f\u0435\u0440\u0435\u043d\u0430\u043f\u0440\u0430\u0432\u0438\u0442\u044c DNS \u0437\u0430\u043f\u0440\u043e\u0441\u044b \u0432 \u0441\u043e\u043e\u0442\u0432\u0435\u0442\u0441\u0442\u0432\u0438\u0438 \u0441\u043e \u0441\u043f\u0435\u0446\u0438\u0430\u043b\u044c\u043d\u044b\u043c\u0438 \u043f\u0440\u0430\u0432\u0438\u043b\u0430\u043c\u0438. \u0415\u0441\u043b\u0438 \u0440\u0430\u043d\u044c\u0448\u0435 \u043d\u0430\u0434\u043e \u0431\u044b\u043b\u043e \u0438\u0437\u0432\u043e\u0440\u0430\u0447\u0438\u0432\u0430\u0442\u044c\u0441\u044f \u0441 Layer-7 \u043f\u0440\u0430\u0432\u0438\u043b\u0430\u043c\u0438 \u0432 firewall, \u0442\u043e \u0442\u0435\u043f\u0435\u0440\u044c \u044d\u0442\u043e \u0434\u0435\u043b\u0430\u0435\u0442\u0441\u044f \u043f\u0440\u043e\u0441\u0442\u043e \u0438 \u0438\u0437\u044f\u0449\u043d\u043e: \/ip dns static add forward-to=192.168.88.3 regexp=».*\\.test1\\.localdomain» type=FWD add forward-to=192.168.88.56 regexp=».*\\.test2\\.localdomain» type=FWD \u041c\u043e\u0435\u043c\u0443 \u0441\u0447\u0430\u0441\u0442\u044c\u044e \u043d\u0435\u0442 \u043f\u0440\u0435\u0434\u0435\u043b\u0430! 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