{"id":10965,"date":"2019-09-30T11:43:05","date_gmt":"2019-09-30T09:43:05","guid":{"rendered":"https:\/\/www.websupport.sk\/podpora\/?post_type=ht_kb&#038;p=10965"},"modified":"2021-04-16T15:46:25","modified_gmt":"2021-04-16T13:46:25","slug":"firewall-pravidla-vo-vdc","status":"publish","type":"ht_kb","link":"https:\/\/www.websupport.sk\/podpora\/kb\/firewall-pravidla-vo-vdc\/","title":{"rendered":"Firewall pravidl\u00e1 vo VDC"},"content":{"rendered":"\n<p>Na nastavovanie bezpe\u010dnostn\u00fdch sie\u0165ov\u00fdch pravidiel sl\u00fa\u017eia vo Virtu\u00e1lnom d\u00e1tovom centre (VDC) <strong>Security groups<\/strong> (Firewall pravidl\u00e1), ktor\u00e9 s\u00fa priraden\u00e9 k in\u0161tancii.\u00a0<strong>Jedna in\u0161tancia m\u00f4\u017ee ma\u0165 priraden\u00e9 len jedny Firewall pravidl\u00e1<\/strong>, ale tie ist\u00e9 je mo\u017en\u00e9 priradi\u0165 r\u00f4znym in\u0161tanci\u00e1m. Zmena v nej sa prejav\u00ed pri v\u0161etk\u00fdch in\u0161tanci\u00e1ch, ktor\u00e9 ich pou\u017e\u00edvaj\u00fa.<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img loading=\"lazy\" decoding=\"async\" width=\"783\" height=\"344\" src=\"https:\/\/www.websupport.sk\/podpora\/app\/uploads\/sites\/2\/2019\/09\/vdc_12-783x344.png\" alt=\"\" class=\"wp-image-10971\" srcset=\"https:\/\/www.websupport.sk\/podpora\/app\/uploads\/sites\/2\/2019\/09\/vdc_12-783x344.png 783w, https:\/\/www.websupport.sk\/podpora\/app\/uploads\/sites\/2\/2019\/09\/vdc_12-50x22.png 50w, https:\/\/www.websupport.sk\/podpora\/app\/uploads\/sites\/2\/2019\/09\/vdc_12-60x26.png 60w, https:\/\/www.websupport.sk\/podpora\/app\/uploads\/sites\/2\/2019\/09\/vdc_12-100x44.png 100w\" sizes=\"auto, (max-width: 783px) 100vw, 783px\" \/><\/figure>\n\n\n\n<p>M\u00f4\u017eete si tak vytvori\u0165 Firewall pravidl\u00e1 napr\u00edklad pre aplika\u010dn\u00e9 servre, datab\u00e1zov\u00e9 a podobne.<\/p>\n\n\n\n<p>Ka\u017ed\u00e9 VDC m\u00e1 vytvoren\u00fa z\u00e1kladn\u00e9 Firewall pravidl\u00e1 s n\u00e1zvom&nbsp;<code>default<\/code>. Firewall pravidl\u00e1 sa spravuj\u00fa v \u010dasti&nbsp;<strong>Project &gt; Network &gt; Security groups<\/strong>. Konkr\u00e9tne pravidl\u00e1 (rules) kliknut\u00edm na&nbsp;<strong>Manage Rules<\/strong>.<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img loading=\"lazy\" decoding=\"async\" width=\"783\" height=\"302\" src=\"https:\/\/www.websupport.sk\/podpora\/app\/uploads\/sites\/2\/2019\/09\/vdc_11-783x302.png\" alt=\"\" class=\"wp-image-10974\" srcset=\"https:\/\/www.websupport.sk\/podpora\/app\/uploads\/sites\/2\/2019\/09\/vdc_11-783x302.png 783w, https:\/\/www.websupport.sk\/podpora\/app\/uploads\/sites\/2\/2019\/09\/vdc_11-50x19.png 50w, https:\/\/www.websupport.sk\/podpora\/app\/uploads\/sites\/2\/2019\/09\/vdc_11-60x23.png 60w, https:\/\/www.websupport.sk\/podpora\/app\/uploads\/sites\/2\/2019\/09\/vdc_11-100x39.png 100w\" sizes=\"auto, (max-width: 783px) 100vw, 783px\" \/><\/figure>\n\n\n\n<p>V pr\u00edpade, \u017ee chcete prida\u0165 napr\u00edklad pr\u00edstup na port 22 pre&nbsp;<code>SSH<\/code>, tak vyberte mo\u017enos\u0165&nbsp;<strong>Add rule<\/strong>&nbsp;z horn\u00e9ho menu a parametre nastavte n\u00e1sledovne:<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">Rule: SSH\nRemote: CIDR\nCIDR: 0.0.0.0\/0\n<\/pre>\n\n\n\n<figure class=\"wp-block-image\"><img loading=\"lazy\" decoding=\"async\" width=\"783\" height=\"779\" src=\"https:\/\/www.websupport.sk\/podpora\/app\/uploads\/sites\/2\/2019\/09\/vdc_13-783x779.jpg\" alt=\"\" class=\"wp-image-10977\" srcset=\"https:\/\/www.websupport.sk\/podpora\/app\/uploads\/sites\/2\/2019\/09\/vdc_13-783x779.jpg 783w, https:\/\/www.websupport.sk\/podpora\/app\/uploads\/sites\/2\/2019\/09\/vdc_13-150x150.jpg 150w, https:\/\/www.websupport.sk\/podpora\/app\/uploads\/sites\/2\/2019\/09\/vdc_13-50x50.jpg 50w, https:\/\/www.websupport.sk\/podpora\/app\/uploads\/sites\/2\/2019\/09\/vdc_13-60x60.jpg 60w, https:\/\/www.websupport.sk\/podpora\/app\/uploads\/sites\/2\/2019\/09\/vdc_13-100x100.jpg 100w, https:\/\/www.websupport.sk\/podpora\/app\/uploads\/sites\/2\/2019\/09\/vdc_13.jpg 1448w\" sizes=\"auto, (max-width: 783px) 100vw, 783px\" \/><\/figure>\n\n\n\n<p>\u010eal\u0161\u00edm pr\u00edkladom m\u00f4\u017ee by\u0165 povolenie&nbsp;<code>ICMP<\/code>&nbsp;(ping) na in\u0161tanciu, pre\u0148 treba nastavi\u0165 tak\u00e9to parametre:<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">Rule: All ICMP\nDirection: Ingress\nRemote: CIDR\nCIDR: 0.0.0.0\/0\n<\/pre>\n\n\n\n<p class=\"wp-block-ht-blocks-messages wp-block-hb-message wp-block-hb-message--withicon is-style-info\">Pri konfigur\u00e1cii Firewall pravidliel si po\u010d\u00ednajte maxim\u00e1lne opatrne, nako\u013eko je mo\u017en\u00e9 \u00faplne zru\u0161i\u0165 komunik\u00e1ciu a pr\u00edstup na server. Odpor\u00fa\u010dame spravi\u0165 vlastn\u00fa skupinu pravidiel a t\u00fa aplikova\u0165 na in\u0161tancie. V pr\u00edpadne probl\u00e9mu je mo\u017en\u00e9 sa vr\u00e1ti\u0165 k\u00a0<code>default<\/code>\u00a0skupine.<\/p>\n\n\n\n<p class=\"wp-block-ht-blocks-messages wp-block-hb-message wp-block-hb-message--withicon is-style-danger\">Pri re-konfigur\u00e1cii Firewall pravidliel sa zru\u0161ia v\u0161etky pripojenia a nanovo sa nastavia pravidl\u00e1. Slu\u017eby, ktor\u00e9 nevedia po v\u00fdpadku konektivity op\u00e4\u0165 nadviaza\u0165 sie\u0165ov\u00e9 spojenia je nutn\u00e9 re\u0161tartova\u0165 manu\u00e1lne z in\u0161tancie (VM).<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Na nastavovanie bezpe\u010dnostn\u00fdch sie\u0165ov\u00fdch pravidiel sl\u00fa\u017eia vo Virtu\u00e1lnom d\u00e1tovom centre (VDC) Security groups (Firewall pravidl\u00e1), ktor\u00e9 s\u00fa priraden\u00e9 k in\u0161tancii.\u00a0Jedna in\u0161tancia m\u00f4\u017ee ma\u0165 priraden\u00e9 len jedny Firewall pravidl\u00e1, ale tie ist\u00e9 je mo\u017en\u00e9 priradi\u0165 r\u00f4znym in\u0161tanci\u00e1m. Zmena v nej sa prejav\u00ed pri v\u0161etk\u00fdch in\u0161tanci\u00e1ch, ktor\u00e9 ich pou\u017e\u00edvaj\u00fa. M\u00f4\u017eete si tak&#8230;<\/p>\n","protected":false},"author":28,"template":"","format":"standard","meta":{"footnotes":""},"ht-kb-category":[228],"ht-kb-tag":[234],"class_list":["post-10965","ht_kb","type-ht_kb","status-publish","format-standard","hentry","ht_kb_category-vdc","ht_kb_tag-bezpecnost"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.4 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Firewall pravidl\u00e1 vo VDC - Websupport centrum podpory<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.websupport.sk\/podpora\/kb\/firewall-pravidla-vo-vdc\/\" \/>\n<meta property=\"og:locale\" content=\"sk_SK\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Firewall pravidl\u00e1 vo VDC - Websupport centrum podpory\" \/>\n<meta property=\"og:description\" content=\"Na nastavovanie bezpe\u010dnostn\u00fdch sie\u0165ov\u00fdch pravidiel sl\u00fa\u017eia vo Virtu\u00e1lnom d\u00e1tovom centre (VDC) Security groups (Firewall pravidl\u00e1), ktor\u00e9 s\u00fa priraden\u00e9 k in\u0161tancii.\u00a0Jedna in\u0161tancia m\u00f4\u017ee ma\u0165 priraden\u00e9 len jedny Firewall pravidl\u00e1, ale tie ist\u00e9 je mo\u017en\u00e9 priradi\u0165 r\u00f4znym in\u0161tanci\u00e1m. 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