{"id":76225,"date":"2020-04-01T01:42:48","date_gmt":"2020-03-31T23:42:48","guid":{"rendered":"https:\/\/prohoster.info\/blog\/administrirovanie\/nastrojka-microsoft-windows-server-2016-2019-dlya-predostavleniya-dhcp-servisov-dlya-vxlan-dfa"},"modified":"2020-04-01T01:42:48","modified_gmt":"2020-03-31T23:42:48","slug":"nastrojka-microsoft-windows-server-2016-2019-dlya-predostavleniya-dhcp-servisov-dlya-vxlan-dfa","status":"publish","type":"post","link":"https:\/\/prohoster.info\/sk\/blog\/administrirovanie\/nastrojka-microsoft-windows-server-2016-2019-dlya-predostavleniya-dhcp-servisov-dlya-vxlan-dfa","title":{"rendered":"Nastavenie Microsoft Windows Server 2016\/2019 na poskytovanie DHCP slu\u017eieb pre VXLAN (DFA)","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>Cie\u013eom tohoto \u010dl\u00e1nku je zjednodu\u0161i\u0165 nastavenie DHCP slu\u017eby pre tov\u00e1re\u0148 VXLAN BGP EVPN a DFA pomocou Microsoft Windows Server 2016\/2019.<\/p>\n<p><img decoding=\"async\" alt=\"Nastavenie Microsoft Windows Server 2016\/2019 na poskytovanie DHCP slu\u017eieb pre VXLAN (DFA)\" src=\"\/wp-content\/uploads\/2020\/03\/f9380c07801612786865f7756042df07.jpg\" style=\"display:block;margin: 0 auto;\" \/><br \/>\nV ofici\u00e1lnej dokument\u00e1cii je DHCP slu\u017eba na b\u00e1ze Microsoft Windows Server 2012 pre tov\u00e1re\u0148 nastavovan\u00e1 ako SuperScope, ktor\u00fd obsahuje pool Loopback (v tomto poole je \u0161peci\u00e1lnos\u0165 v tom, \u017ee ide o vyl\u00fa\u010denie v\u0161etk\u00fdch IP adries z poolu (excluded IP address = pool)) a pooly pride\u013eovania IP adries pre skuto\u010dn\u00e9 siete (tu je \u0161peci\u00e1lnos\u0165 \u2013 nastavuj\u00fa sa policy \u2013 ktor\u00e9 filtruj\u00fa DHCP Relay Circuit ID a tento DHCP relay Circuit ID obsahuje VNI pre sie\u0165, t.j. pre in\u00fd pool bude tento DHCP Relay Circuit ID trochu in\u00fd). <\/p>\n<pre><code class=\"plaintext\">Konfigur\u00e1cia DHCP na Windows serveri. \n\n1. Vytvorte superscope. V r\u00e1mci superscope vytvorte rozsah B, S1, S2, S3, \u2026, Sn pre subnet B a subnety pre ka\u017ed\u00fd segment. \n2. V rozsahu B ur\u010dte 'Exclusion Range' ako cel\u00fd adresn\u00fd rozsah (aby pon\u00fakan\u00fd adresn\u00fd rozsah nepoch\u00e1dzal z tohto rozsahu). \n3. Pre ka\u017ed\u00fd segment rozsahu Si ur\u010dte politiku, ktor\u00e1 zodpoved\u00e1 na Agent Circuit ID s hodnotou '0108000600XXXXXX', kde '0108000600' je pevn\u00e1 hodnota pre v\u0161etky segmenty, 6 \u010d\u00edslic \"XXXXXX\" je hodnota ID segmentu v hexadecim\u00e1lnom form\u00e1te. Taktie\u017e sa uistite, \u017ee je za\u010diarknut\u00e9 pol\u00ed\u010dko Append wildcard(*). \n4. Nastavte adresn\u00fd rozsah politiky na cel\u00fd rozsah rozsahu.<\/code><\/pre>\n<p>\nTento \u010dl\u00e1nok obsahuje odpovede na nasleduj\u00face ot\u00e1zky:<\/p>\n<ul>\n<li><noindex><a rel=\"nofollow\" href=\"https:\/\/habr.com\/ru\/post\/494850\/#WhyVXLANDHCPRelayDoNotSupportWindows2008andEarley\">Pre\u010do nie s\u00fa podporovan\u00e9 Microsoft Windows Server 2000\/2003\/2008?<\/a><\/noindex><\/li>\n<li><noindex><a rel=\"nofollow\" href=\"https:\/\/habr.com\/ru\/post\/494850\/#WhyWindows2012DHCPSoHardToConfigure\">Pre\u010do je nastavenie v Microsoft Windows Server 2012 tak\u00e9 zlo\u017eit\u00e9?<\/a><\/noindex><\/li>\n<li><noindex><a rel=\"nofollow\" href=\"https:\/\/habr.com\/ru\/post\/494850\/#howsimplifiedsetupwindows20162019\">Ako sa zjednodu\u0161uje nastavenie v Microsoft Windows Server 2016\/2019?<\/a><\/noindex><\/li>\n<\/ul>\n<p><noindex><a rel=\"nofollow\" name=\"habracut\"><\/a><\/noindex><br \/>\n<b class=\"spoiler_title\">Obsah<\/b><\/p>\n<ul>\n<li><noindex><a rel=\"nofollow\" href=\"#introduction\">\u00davod<\/a><\/noindex>\n<ul>\n<li><noindex><a rel=\"nofollow\" href=\"#ConfigurationNexusDHCPRelay\">Ako sa nastavuje DHCP Relay na tov\u00e1rni VXLAN BGP EVPN<\/a><\/noindex><\/li>\n<li><noindex><a rel=\"nofollow\" href=\"#RFCDHCPRelayVXLAN\">RFC, ktor\u00e9 sa pou\u017e\u00edvaj\u00fa v DHCP Relay s tov\u00e1r\u0148ou VXLAN BGP EVPN<\/a><\/noindex><\/li>\n<li><noindex><a rel=\"nofollow\" href=\"#CiscoDocumentationEvalution\">Evol\u00facia dokument\u00e1cie Cisco v oblasti nastavenia DHCP na Microsoft Windows Server 2012<\/a><\/noindex><\/li>\n<li><noindex><a rel=\"nofollow\" href=\"#DHCPSuperScopeAndPolicy\">DHCP na Microsoft Windows Server<\/a><\/noindex> (<noindex><a rel=\"nofollow\" href=\"#DHCPSuperScope\">superscope<\/a><\/noindex> &amp; <noindex><a rel=\"nofollow\" href=\"#DHCPPolicy\">politika<\/a><\/noindex>)<\/li>\n<\/ul>\n<\/li>\n<li><noindex><a rel=\"nofollow\" href=\"#Common\">Hlavn\u00e1 \u010das\u0165<\/a><\/noindex>\n<ul>\n<li><noindex><a rel=\"nofollow\" href=\"#WhyVXLANDHCPRelayDoNotSupportWindows2008andEarley\">Pre\u010do nie je podporovan\u00fd Microsoft Windows Server 2000\/2003\/2008?<\/a><\/noindex><\/li>\n<li><noindex><a rel=\"nofollow\" href=\"#WhyWindows2012DHCPSoHardToConfigure\">Pre\u010do je nastavenie v Microsoft Windows Server 2012 tak\u00e9 zlo\u017eit\u00e9?<\/a><\/noindex><\/li>\n<li><noindex><a rel=\"nofollow\" href=\"#howsimplifiedsetupwindows20162019\">Ako sa zjednodu\u0161uje nastavenie v Microsoft Windows Server 2016\/2019?<\/a><\/noindex>\n<ul>\n<li><noindex><a rel=\"nofollow\" href=\"#windows20162019dhcpexample\">Pr\u00edklad<\/a><\/noindex><\/li>\n<li><noindex><a rel=\"nofollow\" href=\"#windows20162019dhcpsetup\">Nastavenie DHCP slu\u017eby na Microsoft Windows Server 2019<\/a><\/noindex><\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<\/li>\n<li><noindex><a rel=\"nofollow\" href=\"#finale\">Z\u00e1ver<\/a><\/noindex><\/li>\n<li><noindex><a rel=\"nofollow\" href=\"#listofsources\">Zoznam zdrojov<\/a><\/noindex><\/li>\n<\/ul>\n<p><noindex><a rel=\"nofollow\" name=\"introduction\"><\/a><\/noindex><\/p>\n<h2>\u00davod<\/h2>\n<p>\nV tejto \u010dasti je stru\u010dne uveden\u00fd v\u0161etok zdrojov\u00fd materi\u00e1l: N\u00e1vody na nastavenie sie\u0165ov\u00e9ho hardv\u00e9ru, RFC pou\u017e\u00edvan\u00e9 v DHCP paktoch v tov\u00e1r\u0148ach eVPN, ako aj stru\u010dn\u00e9 inform\u00e1cie o evol\u00facii nastaven\u00ed DHCP servera na Microsoft Windows Server 2012 v dokument\u00e1cii Cisco. A tie\u017e stru\u010dn\u00e9 inform\u00e1cie o Superscope a Policy v slu\u017ebe DHCP na serveroch Microsoft Windows Server.<br \/>\n<noindex><a rel=\"nofollow\" name=\"ConfigurationNexusDHCPRelay\"><\/a><\/noindex><\/p>\n<h4>Ako sa nastavuje DHCP Relay na tov\u00e1rni VXLAN BGP EVPN, DFA<\/h4>\n<p>\nNastavenie DHCP Relay na tov\u00e1rni VXLAN BGP EVPN nie je hlavnou t\u00e9mou tohto \u010dl\u00e1nku, preto\u017ee je to dos\u0165 jednoduch\u00e9. Uv\u00e1dzam odkazy na dokument\u00e1ciu a spoiler o nastaveniach na sie\u0165ovom hardv\u00e9ri.<\/p>\n<ul>\n<li><noindex><a rel=\"nofollow\" href=\"https:\/\/www.cisco.com\/c\/en\/us\/td\/docs\/switches\/datacenter\/nexus9000\/sw\/7-x\/vxlan\/configuration\/guide\/b_Cisco_Nexus_9000_Series_NX-OS_VXLAN_Configuration_Guide_7x\/b_Cisco_Nexus_9000_Series_NX-OS_VXLAN_Configuration_Guide_7x_appendix_0110.html\">Nexus 9000 VXLAN Configuration Guide 7.X <\/a><\/noindex><\/li>\n<li><noindex><a rel=\"nofollow\" href=\"https:\/\/www.cisco.com\/c\/en\/us\/td\/docs\/switches\/datacenter\/nexus9000\/sw\/93x\/vxlan\/configuration\/guide\/b-cisco-nexus-9000-series-nx-os-vxlan-configuration-guide-93x\/b-cisco-nexus-9000-series-nx-os-vxlan-configuration-guide-93x_appendix_010111.html#id_103149\">Nexus 9000 VXLAN Configuration Guide 9.3<\/a><\/noindex><\/li>\n<li><noindex><a rel=\"nofollow\" href=\"https:\/\/www.cisco.com\/c\/en\/us\/td\/docs\/switches\/datacenter\/dfa\/configuration\/b-dfa-configuration\/segment-id-support-for-dhcp-relay.html\">DFA (Cisco Dynamic Fabric Automation)<\/a><\/noindex><\/li>\n<\/ul>\n<p>\n<b class=\"spoiler_title\">Pr\u00edklad nastavenia DHCP Relay na Nexus 9000V v9.2(3)<\/b><\/p>\n<pre><code class=\"plaintext\">slu\u017eba dhcp\nip dhcp relay\nip dhcp relay inform\u00e1cie mo\u017enos\u0165\nip dhcp relay inform\u00e1cie mo\u017enos\u0165 vpn\ninterface loopback10\n  vrf \u010dlen VRF1\n  ip adresa 10.120.0.1\/32 tag 1234567\ninterface Vlan12\n  bez vypnutia\n  vrf \u010dlen VRF1\n  bez ip presmerovania\n  ip adresa 10.120.251.1\/24 tag 1234567\n  bez ipv6 presmerovania\n  fabric forwarding mode anycast-gateway\n  ip dhcp relay adresa 10.0.0.5\n  ip dhcp relay zdrojov\u00e9 rozhranie loopback10\n<\/code><\/pre>\n<p><noindex><a rel=\"nofollow\" name=\"RFCDHCPRelayVXLAN\"><\/a><\/noindex><\/p>\n<h4>RFC, ktor\u00e9 s\u00fa implementovan\u00e9 v prev\u00e1dzke slu\u017eby DHCP Relay vo fabrik\u00e1ch VXLAN BGP EVPN<\/h4>\n<p><\/p>\n<ul>\n<li><noindex><a rel=\"nofollow\" href=\"https:\/\/www.cisco.com\/c\/en\/us\/td\/docs\/switches\/datacenter\/nexus9000\/sw\/93x\/vxlan\/configuration\/guide\/b-cisco-nexus-9000-series-nx-os-vxlan-configuration-guide-93x\/b-cisco-nexus-9000-series-nx-os-vxlan-configuration-guide-93x_appendix_010111.html#id_103141\">Zoznam RFC pre Nexus 9000 v9.3<\/a><\/noindex><\/li>\n<li><noindex><a rel=\"nofollow\" href=\"https:\/\/www.cisco.com\/c\/en\/us\/td\/docs\/switches\/datacenter\/nexus9000\/sw\/7-x\/vxlan\/configuration\/guide\/b_Cisco_Nexus_9000_Series_NX-OS_VXLAN_Configuration_Guide_7x\/b_Cisco_Nexus_9000_Series_NX-OS_VXLAN_Configuration_Guide_7x_appendix_0110.html#concept_wm1_f5k_4fb\">Zoznam RFC, Nexus 9000 v7.x<\/a><\/noindex><\/li>\n<\/ul>\n<p>\n<b class=\"spoiler_title\">RFC#6607: Sub-option 151(0x97) \u2014 V\u00fdber virtu\u00e1lneho subnetu<\/b><\/p>\n<pre><code class=\"plaintext\">\u2022 Sub-option 151(0x97) - V\u00fdber virtu\u00e1lnej podsiete (Definovan\u00e9 v RFC#6607)\nPou\u017e\u00edva sa na pren\u00e1\u0161anie inform\u00e1ci\u00ed s\u00favisiacich s VRF na DHCP server v prostred\u00ed viacer\u00fdch n\u00e1jomcov MPLS-VPN a VXLAN EVPN.<\/code><\/pre>\n<p>\nPren\u00e1\u0161a sa \"n\u00e1zov\" VRF, v ktorom sa nach\u00e1dza klient.<\/p>\n<p><b class=\"spoiler_title\">RFC#5107: Sub-option 11(0xb) \u2014 Prepis ID servera<\/b><\/p>\n<pre><code class=\"plaintext\">\u2022 Sub-option 11(0xb) - Server ID Override (Definovan\u00e9 v RFC#5107.) \nSub-rozhranie serverov\u00e9ho identifik\u00e1tora (server ID) umo\u017e\u0148uje DHCP relay agentovi ur\u010di\u0165 nov\u00fa hodnotu pre mo\u017enos\u0165 server ID, ktor\u00e1 je vlo\u017een\u00e1 DHCP serverom do odpovedaj\u00faceho paketu. Toto sub-rozhranie umo\u017e\u0148uje DHCP relay agentovi fungova\u0165 ako skuto\u010dn\u00fd DHCP server, tak\u017ee obnovovacie po\u017eiadavky bud\u00fa prich\u00e1dza\u0165 k relay agentovi, a nie priamo k DHCP serveru. Sub-rozhranie server ID obsahuje IP adresu prich\u00e1dzaj\u00faceho rozhrania, \u010do je IP adresa na relay agentovi, ktor\u00e1 je pr\u00edstupn\u00e1 od klienta. S t\u00fdmito inform\u00e1ciami klient DHCP posiela v\u0161etky obnovovacie a uvo\u013e\u0148ovacie po\u017eiadavky k relay agentovi. Relay agent prid\u00e1va v\u0161etky spr\u00e1vne sub-rozhrania a n\u00e1sledne posiela obnovovacie a uvo\u013e\u0148ovacie po\u017eiadavky k p\u00f4vodn\u00e9mu DHCP serveru. Pre t\u00fato funkciu je propriet\u00e1rna implement\u00e1cia Cisco sub-rozhranie 152(0x98). M\u00f4\u017eete pou\u017ei\u0165 pr\u00edkaz ip dhcp relay sub-option type cisco na spravovanie funkcie.<\/code><\/pre>\n<p>\nMo\u017enos\u0165 sa pou\u017e\u00edva na to, aby klient posielal po\u017eiadavku na pred\u013a\u017eenie pren\u00e1jmu adresy na IP adresu pou\u017e\u00edvan\u00fa v tejto mo\u017enosti. (V Cisco VXLAN BGP EVPN \u2013 to je Anycast adresa br\u00e1ny vo v\u00fdchozom nastaven\u00ed pre klienta.)<\/p>\n<p><b class=\"spoiler_title\">RFC#3527: Sub-option 5(0x5) \u2014 V\u00fdber linky<\/b><\/p>\n<pre><code class=\"plaintext\">Sub-option 5(0x5) - V\u00fdber linky (Definovan\u00e9 v RFC#3527.) \n\nSub-rozhranie v\u00fdberu linky poskytuje mechanizmus na oddelenie podsiete\/linky, na ktorej sa nach\u00e1dza klient DHCP, od adresy br\u00e1ny (giaddr), ktor\u00e1 sa m\u00f4\u017ee pou\u017ei\u0165 na komunik\u00e1ciu s relay agentom zo strany DHCP servera. Relay agent nastav\u00ed sub-rozhranie na spr\u00e1vnu podsie\u0165 predplatite\u013ea a DHCP server pou\u017eije t\u00fato hodnotu na priradenie IP adresy, miesto hodnoty giaddr. Relay agent nastav\u00ed giaddr na svoju vlastn\u00fa IP adresu, aby mohli by\u0165 spr\u00e1vy DHCP preposielan\u00e9 v sieti. Pre t\u00fato funkciu je propriet\u00e1rna implement\u00e1cia Cisco sub-rozhranie 150(0x96). M\u00f4\u017eete pou\u017ei\u0165 pr\u00edkaz ip dhcp relay sub-option type cisco na spravovanie funkcie.<\/code><\/pre>\n<p>\nAdresa siete, z ktorej klientovi je potrebn\u00e1 IP adresa.<\/p>\n<p><noindex><a rel=\"nofollow\" name=\"CiscoDocumentationEvalution\"><\/a><\/noindex><\/p>\n<h4>Evol\u00facia dokument\u00e1cie Cisco v oblasti nastavenia DHCP na Microsoft Windows Server 2012<br \/>\n<\/h4>\n<p>\nT\u00fato \u010das\u0165 som zahrnul, preto\u017ee sledujem pozit\u00edvny trend zo strany dod\u00e1vate\u013ea:<\/p>\n<p><noindex><a rel=\"nofollow\" href=\"https:\/\/www.cisco.com\/c\/en\/us\/td\/docs\/switches\/datacenter\/nexus9000\/sw\/7-x\/vxlan\/configuration\/guide\/b_Cisco_Nexus_9000_Series_NX-OS_VXLAN_Configuration_Guide_7x\/b_Cisco_Nexus_9000_Series_NX-OS_VXLAN_Configuration_Guide_7x_appendix_0110.html\">Nexus 9000 VXLAN Konfigura\u010dn\u00fd sprievodca 7.3<\/a><\/noindex> <\/p>\n<p>V dokument\u00e1cii je uveden\u00e9 iba nastavenie DHCP Relay na sie\u0165ov\u00fdch zariadeniach.<\/p>\n<p>Na nastavenie DHCP na Windows Server 2012 bola pou\u017eit\u00e1 in\u00e1 str\u00e1nka:<\/p>\n<p><noindex><a rel=\"nofollow\" href=\"https:\/\/www.cisco.com\/c\/en\/us\/support\/docs\/switches\/nexus-9000-series-switches\/200248-Configuring-Microsoft-Windows-Server-201.html\">Konfigur\u00e1cia Microsoft Windows Server 2012 na poskytovanie slu\u017eieb DHCP v scen\u00e1ri eVPN (VXLAN, Cisco One Fabric at\u010f.)<\/a><\/noindex><\/p>\n<p>V tomto \u010dl\u00e1nku sa uv\u00e1dza, \u017ee pre ka\u017ed\u00fa sie\u0165\/VNI je potrebn\u00e1 vlastn\u00e1 kombin\u00e1cia SuperScope a vlastn\u00e1 s\u00faprava adries Loopback:<\/p>\n<pre><code class=\"plaintext\">Ak s\u00fa potrebn\u00e9 viacer\u00e9 DHCP rozsahy pre viacer\u00e9 subnety, mus\u00edte vytvori\u0165 jeden LoopbackX pre ka\u017ed\u00fd subnet\/vlan na v\u0161etk\u00fdch LEAFS a vytvori\u0165 superscope s rozsahom loopbackX a aktu\u00e1lnym rozsahom klientskej IP adresy pre ka\u017ed\u00e9 vlan.<\/code><\/pre>\n<p>\n<noindex><a rel=\"nofollow\" href=\"https:\/\/www.cisco.com\/c\/en\/us\/td\/docs\/switches\/datacenter\/nexus9000\/sw\/93x\/vxlan\/configuration\/guide\/b-cisco-nexus-9000-series-nx-os-vxlan-configuration-guide-93x\/b-cisco-nexus-9000-series-nx-os-vxlan-configuration-guide-93x_appendix_010111.html#id_103149\">Nexus 9000 VXLAN Configuration Guide 9.3<\/a><\/noindex><\/p>\n<p>Pridali sme nastavenia Windows 2012 Server do dokument\u00e1cie o konfigur\u00e1cii sie\u0165ov\u00e9ho hardv\u00e9ru. Pre v\u0161etky pou\u017e\u00edvan\u00e9 pooly adries je potrebn\u00fd jeden SuperScope na DC a tento SuperScope je hranicou DC:<\/p>\n<pre><code class=\"plaintext\">Vytvorte Superscope pre v\u0161etky rozsahy, ktor\u00e9 chcete pou\u017ei\u0165 pre politiky zalo\u017een\u00e9 na mo\u017enosti 82.\nPozn\u00e1mka\nSuperscope by mal kombinova\u0165 v\u0161etky rozsahy a fungova\u0165 ako administrat\u00edvna hranica.<\/code><\/pre>\n<p>\n<noindex><a rel=\"nofollow\" href=\"https:\/\/www.cisco.com\/c\/en\/us\/td\/docs\/switches\/datacenter\/dfa\/configuration\/b-dfa-configuration\/segment-id-support-for-dhcp-relay.html#concept_3347D39EEA1B44B1839904FBAA4708EE\">Cisco Dynamic Fabric Automation<\/a><\/noindex><\/p>\n<p>Ve\u013emi stru\u010dne je pop\u00edsan\u00e9 v\u0161etko:<\/p>\n<pre><code class=\"plaintext\">Povedzme, \u017ee prep\u00edna\u010d pou\u017e\u00edva adresu zo subnetu B (m\u00f4\u017ee to by\u0165 backbone subnet, management subnet alebo ak\u00fdko\u013evek z\u00e1kazn\u00edkom ur\u010den\u00fd subnet na tento \u00fa\u010del) na komunik\u00e1ciu s Windows DHCP serverom. V DFA m\u00e1me subnety S1, S2, S3, \u2026, Sn pre segmenty s1, s2, s3, \u2026, sn. \n\nNa konfigur\u00e1ciu DHCP na Windows serveri. \n\n1. Vytvorte superscope. V r\u00e1mci superscope vytvorte rozsah B, S1, S2, S3, \u2026, Sn pre subnet B a subnety pre ka\u017ed\u00fd segment. \n2. V rozsahu B ur\u010dte 'Exclusion Range' ako cel\u00fd adresn\u00fd rozsah (aby pon\u00fakan\u00fd adresn\u00fd rozsah nepoch\u00e1dzal z tohto rozsahu). \n3. Pre ka\u017ed\u00fd segment rozsahu Si ur\u010dte politiku, ktor\u00e1 zodpoved\u00e1 na Agent Circuit ID s hodnotou '0108000600XXXXXX', kde '0108000600' je pevn\u00e1 hodnota pre v\u0161etky segmenty, 6 \u010d\u00edslic \"XXXXXX\" je hodnota ID segmentu v hexadecim\u00e1lnom form\u00e1te. Taktie\u017e sa uistite, \u017ee je za\u010diarknut\u00e9 pol\u00ed\u010dko Append wildcard(*). \n4. Nastavte adresn\u00fd rozsah politiky na cel\u00fd rozsah rozsahu.\n<\/code><\/pre>\n<p>\n<noindex><a rel=\"nofollow\" name=\"DHCPSuperScopeAndPolicy\"><\/a><\/noindex><\/p>\n<h4>DHCP na Microsoft Windows Server (superscope &amp; politika)<\/h4>\n<p>\n<noindex><a rel=\"nofollow\" name=\"DHCPSuperScope\"><\/a><\/noindex><\/p>\n<h4><noindex><a rel=\"nofollow\" href=\"https:\/\/docs.microsoft.com\/en-us\/openspecs\/windows_protocols\/ms-dhcpm\/4b3dafe4-70e5-4085-969e-4bb402d9c68b\">SuperScope<\/a><\/noindex><\/h4>\n<p><\/p>\n<pre><code class=\"plaintext\">Superscope je administrat\u00edvna funkcia DHCP servera, ktor\u00e1 sa pou\u017e\u00edva na zoskupenie viacer\u00fdch rozsahov ako jednej administrat\u00edvnej entity. Superscope umo\u017e\u0148uje DHCP serveru poskytova\u0165 pren\u00e1jmy z viac ako jedn\u00e9ho rozsahu klientom na jednej fyzickej sieti. Rozsahy pridan\u00e9 do superscope sa naz\u00fdvaj\u00fa \u010dlensk\u00e9 rozsahy.<\/code><\/pre>\n<p>\n\u010co je SuperScope \u2013 je to funkcia, ktor\u00e1 umo\u017e\u0148uje spoji\u0165 nieko\u013eko poolov IP adries do jednej administrat\u00edvnej jednotky. Aby sa pou\u017e\u00edvate\u013eom v jednej fyzickej sieti (v jednom VLAN) ozn\u00e1mili IP adresy z viacer\u00fdch poolov. Ak po\u017eiadavka pri\u0161la k poolu adries v r\u00e1mci SuperScope, m\u00f4\u017ee sa klientovi priradi\u0165 adresa z in\u00e9ho rozsahu, ktor\u00fd patr\u00ed do tohto SuperScope.<br \/>\n<noindex><a rel=\"nofollow\" name=\"DHCPPolicy\"><\/a><\/noindex><\/p>\n<h4><noindex><a rel=\"nofollow\" href=\"https:\/\/docs.microsoft.com\/en-us\/previous-versions\/windows\/it-pro\/windows-server-2012-r2-and-2012\/dn425039(v%3Dws.11)\">Politika<\/a><\/noindex><\/h4>\n<p><\/p>\n<pre><code class=\"plaintext\">\u00daloha DHCP servera vo Windows Server 2012 zav\u00e1dza nov\u00fa funkciu, ktor\u00e1 umo\u017e\u0148uje vytv\u00e1ra\u0165 politiky IPv4, ktor\u00e9 \u0161pecifikuj\u00fa vlastn\u00e9 priradenia IP adries a mo\u017enost\u00ed pre DHCP klientov na z\u00e1klade s\u00faboru podmienok.\n\nFunkcia priradenia zalo\u017een\u00e9ho na politike (PBA) umo\u017e\u0148uje zoskupova\u0165 DHCP klientov pod\u013ea \u0161pecifick\u00fdch atrib\u00fatov na z\u00e1klade pol\u00ed obsiahnut\u00fdch v po\u017eiadavke DHCP klienta. PBA umo\u017e\u0148uje cielenej\u0161iu administr\u00e1ciu a v\u00e4\u010d\u0161iu kontrolu nad konfigura\u010dn\u00fdmi parametrami, ktor\u00e9 sa poskytuj\u00fa sie\u0165ov\u00fdm zariadeniam pomocou DHCP.<\/code><\/pre>\n<p>\nPolitiky \u2013 umo\u017e\u0148uj\u00fa prira\u010fova\u0165 pou\u017e\u00edvate\u013eom IP adresy v z\u00e1vislosti od typu pou\u017e\u00edvate\u013ea alebo parametra. In\u017einieri Cisco pou\u017e\u00edvaj\u00fa politiky vo Windows Server 2012 na filtrovanie pod\u013ea VNI (Virtual Network Identifier). <br \/>\n<noindex><a rel=\"nofollow\" name=\"Common\"><\/a><\/noindex><\/p>\n<h2>Hlavn\u00e1 \u010das\u0165<\/h2>\n<p>\nV tejto sekcii s\u00fa uveden\u00e9 v\u00fdsledky v\u00fdskumu, pre\u010do nie je podporovan\u00e9, ako to funguje (logika), \u010do je nov\u00e9 a ako n\u00e1m to nov\u00e9 pom\u00f4\u017ee.<br \/>\n<noindex><a rel=\"nofollow\" name=\"WhyVXLANDHCPRelayDoNotSupportWindows2008andEarley\"><\/a><\/noindex><\/p>\n<h4>Pre\u010do nie je podporovan\u00fd Microsoft Windows Server 2000\/2003\/2008?<\/h4>\n<p>\nMicrosoft Windows Server 2008 a star\u0161ie verzie nezpracov\u00e1vaj\u00fa mo\u017enos\u0165 82 (Option 82) a sp\u00e4tn\u00fd paket odosielaj\u00fa bez mo\u017enosti 82.<\/p>\n<p><noindex><a rel=\"nofollow\" href=\"https:\/\/social.technet.microsoft.com\/Forums\/windowsserver\/en-US\/e093f0ea-9cee-4d65-85ce-20100038d9c7\/win2k8-r2-dhcp-problem-with-option82?forum=winserverNIS\">Probl\u00e9m Win2k8 R2 DHCP s Option82<\/a><\/noindex><\/p>\n<ol>\n<li>\u017diados\u0165 od klienta sa odosiela cez Broadcast (DHCP Discover).<\/li>\n<li>Zariadenie (Nexus) odosiela paket k DHCP serveru (DHCP Discover + Option 82).<\/li>\n<li>DHCP server prij\u00edma paket, spracov\u00e1va ho a odosiela sp\u00e4\u0165, ale bez mo\u017enosti 82. (DHCP Offer \u2013 bez option 82)<\/li>\n<li>Zariadenie (Nexus) prij\u00edma paket od DHCP servera. (DHCP Offer) Ale neodosiela tento paket kone\u010dn\u00e9mu pou\u017e\u00edvate\u013eovi.<\/li>\n<\/ol>\n<p>\n<b class=\"spoiler_title\">D\u00e1ta snifera \u2014 na Windows Server 2008 a na DHCP klientovi<\/b>Windows Server 2008 prij\u00edma \u017eiados\u0165 zo sie\u0165ov\u00e9ho zariadenia. (Mo\u017enos\u0165 82 je pr\u00edtomn\u00e1 v zozname)<\/p>\n<p><img decoding=\"async\" alt=\"Nastavenie Microsoft Windows Server 2016\/2019 na poskytovanie DHCP slu\u017eieb pre VXLAN (DFA)\" src=\"\/wp-content\/uploads\/2020\/03\/267332ca80f1f1a2522307d791074644.jpg\" style=\"display:block;margin: 0 auto;\" \/><br \/>\nWindows Server 2008 odosiela odpove\u010f sie\u0165ov\u00e9mu zariadeniu. (Mo\u017enos\u0165 82 nie je v zozname mo\u017enost\u00ed v pakete)<br \/>\n<img decoding=\"async\" alt=\"Nastavenie Microsoft Windows Server 2016\/2019 na poskytovanie DHCP slu\u017eieb pre VXLAN (DFA)\" src=\"\/wp-content\/uploads\/2020\/03\/dea552f68344f7c1c4e7904c67859e40.jpg\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n\u017diados\u0165 od klienta \u2013 pr\u00edtomn\u00e9 DHCP Discover a ch\u00fdbaj\u00fa DHCP Offer<br \/>\n<img decoding=\"async\" alt=\"Nastavenie Microsoft Windows Server 2016\/2019 na poskytovanie DHCP slu\u017eieb pre VXLAN (DFA)\" src=\"\/wp-content\/uploads\/2020\/03\/611e7c61971d92813fad5e85541c1926.jpg\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n\u0160tatistika na sie\u0165ovom zariaden\u00ed:<\/p>\n<pre><code class=\"plaintext\">NEXUS-9000V-SW-1# show ip dhcp relay statistics \n----------------------------------------------------------------------\nTyp spr\u00e1vy             Rx              Tx           Drops  \n----------------------------------------------------------------------\nDiscover                  8               8               0\nOffer                     8               8               0\nRequest(*)                0               0               0\nAck                       0               0               0\nRelease(*)                0               0               0\nDecline                   0               0               0\nInform(*)                 0               0               0\nNack                      0               0               0\n----------------------------------------------------------------------\nCelkom                    16              16               0\n----------------------------------------------------------------------\n\nDHCP L3 FWD:\nCelkov\u00fd po\u010det prijat\u00fdch paketov                           :         0\nCelkov\u00fd po\u010det odoslan\u00fdch paketov                          :         0\nCelkov\u00fd po\u010det zamietnut\u00fdch paketov                        :         0\nNon DHCP:\nCelkov\u00fd po\u010det prijat\u00fdch paketov                           :         0\nCelkov\u00fd po\u010det odoslan\u00fdch paketov                          :         0\nCelkov\u00fd po\u010det zamietnut\u00fdch paketov                        :         0\nDROP:\nDHCP Relay nie je povolen\u00fd                               :         0\nNeplatn\u00fd typ DHCP spr\u00e1vy                                  :         0\nChyba rozhrania                                          :         0\nChyba Tx smerom k serveru                                :         0\nChyba Tx smerom k klientovi                               :         0\nNezn\u00e1me v\u00fdstupn\u00e9 rozhranie                               :         0\nNezn\u00e1my vrf alebo rozhranie pre server                    :         0\nPrekro\u010den\u00fd maxim\u00e1lny po\u010det skokov                          :         0\nOverenie mo\u017enosti 82 zlyhalo                             :         0\nPakety s\u00fa po\u0161koden\u00e9                                       :         0\nNastaven\u00fd port pre relay ned\u00f4veryhodn\u00fd                   :         0\n\u017diados\u0165 DHCP zamietnut\u00e1 na MCT                            :         0\n*  -  Tieto po\u010d\u00edtadl\u00e1 zobrazia spr\u00e1vnu hodnotu, ke\u010f prep\u00edna\u010d \nprijme DHCP \u017eiados\u0165 paket s cie\u013eovou IP ako broadcast\nadresu. Ak je \u017eiados\u0165 unicast, bude to HW prep\u00edna\u010d\nNEXUS-9000V-SW-1#<\/code><\/pre>\n<p>\n<noindex><a rel=\"nofollow\" name=\"WhyWindows2012DHCPSoHardToConfigure\"><\/a><\/noindex><\/p>\n<h4>Pre\u010do je nastavenie v Microsoft Windows Server 2012 tak\u00e9 zlo\u017eit\u00e9?<\/h4>\n<p>\nV Microsoft Windows Server 2012 e\u0161te nie je podporovan\u00fd RFC#3527 (Option 82 Sub-option 5(0x5) \u2013 V\u00fdber odkazu)<br \/>\nAle funk\u010dnos\u0165 Politiky u\u017e bola implementovan\u00e1.<\/p>\n<p>Ako to funguje:<\/p>\n<ul>\n<li>Microsoft Windows Server 2012 m\u00e1 super-pool (SuperScope), ktor\u00fd obsahuje adresy Loopback a pooly pre re\u00e1lne siete.<\/li>\n<li>V\u00fdber poolu pre pridelenie IP adresy spad\u00e1 do SuperScope, preto\u017ee odpove\u010f pri\u0161la od DHCP Relay zo zdrojovej adresy Loopback, ktor\u00e1 patr\u00ed do SuperScope.<\/li>\n<li>Pou\u017eit\u00edm Politiky dotaz vyber\u00e1 z Superscope ten member scope, ktor\u00e9ho VNI sa nach\u00e1dza v Option 82 Suboption 1 Agent Circuit ID. (\"0108000600\" + 24 bitov VNI + 24 bitov, ktor\u00fdch hodnoty nepozn\u00e1m, ale sniff\u00e9r ukazuje hodnoty 0 v tomto poli.)<\/li>\n<\/ul>\n<p>\n<noindex><a rel=\"nofollow\" name=\"howsimplifiedsetupwindows20162019\"><\/a><\/noindex><\/p>\n<h4>Ako sa zjednodu\u0161uje nastavenie v Microsoft Windows Server 2016\/2019?<\/h4>\n<p>\nV Microsoft Windows Server 2016 bola implementovan\u00e1 funk\u010dnos\u0165 RFC#3527. T.j. Windows Server 2016 dok\u00e1\u017ee rozpozna\u0165 spr\u00e1vnu sie\u0165 z atrib\u00fatu Option 82 Sub-option 5(0x5) \u2013 V\u00fdber odkazu <\/p>\n<p>Nast\u00e1va hne\u010f 3 ot\u00e1zky:<\/p>\n<ul>\n<li>M\u00f4\u017eeme sa zaob\u00eds\u0165 bez Superscope?<\/li>\n<li>M\u00f4\u017eeme sa zaob\u00eds\u0165 bez Politiky a prevodu VNI na 16-tirn\u00fd form\u00e1t?<\/li>\n<li>M\u00f4\u017eeme sa zaob\u00eds\u0165 bez Scope pre Loopback adresy DHCP Source?<\/li>\n<\/ul>\n<p>\n<b>Q.<\/b> M\u00f4\u017eeme sa zaob\u00eds\u0165 bez Superscope?<br \/>\n<b>A.<\/b> \u00c1no, scope je mo\u017en\u00e9 vytvori\u0165 priamo v oblasti IPv4 adries.<br \/>\n<b>Q.<\/b> M\u00f4\u017eeme sa zaob\u00eds\u0165 bez Politiky a prevodu VNI na 16-tirn\u00fd form\u00e1t?<br \/>\n<b>A.<\/b> \u00c1no, v\u00fdber siete sa uskuto\u010d\u0148uje na z\u00e1klade Option 82 Suboption 0x5,<br \/>\n<b>Q.<\/b> M\u00f4\u017eeme sa zaob\u00eds\u0165 bez Scope pre Loopback adresy DHCP Source?<br \/>\n<b>A.<\/b> Nie, nem\u00f4\u017eeme. Preto\u017ee v Microsoft Windows Server 2016\/2019 plat\u00ed ochrana proti zlomyse\u013en\u00fdm DHCP dotazom. T.j. v\u0161etky dotazy z adries, ktor\u00e9 nie s\u00fa v pooli DHCP servera, s\u00fa pova\u017eovan\u00e9 za zlomyse\u013en\u00e9.<\/p>\n<p><noindex><a rel=\"nofollow\" href=\"https:\/\/docs.microsoft.com\/en-us\/windows-server\/networking\/technologies\/dhcp\/dhcp-subnet-options\">Mo\u017enosti v\u00fdberu DHCP podnetov<\/a><\/noindex><\/p>\n<pre><code class=\"plaintext\"> Pozn\u00e1mka\nV\u0161etky IP adresy agenta pre relay (GIADDR) musia by\u0165 s\u00fa\u010das\u0165ou akt\u00edvneho rozsahu IP adries DHCP. Ak\u00e1ko\u013evek GIADDR mimo rozsahov IP adries DHCP sa pova\u017euje za rogue relay a Windows DHCP server nebude akceptova\u0165 po\u017eiadavky DHCP klientov od t\u00fdchto agentov relay.\n\n\u0160peci\u00e1lny rozsah m\u00f4\u017ee by\u0165 vytvoren\u00fd na \"autoriz\u00e1ciu\" agentov relay. Vytvorte rozsah s GIADDR (alebo viac, ak s\u00fa GIADDR sekven\u010dn\u00e9 IP adresy), vyl\u00fa\u010dte GIADDR adresy z distrib\u00facie a potom aktivujte rozsah. T\u00fdmto sa autorizuj\u00fa agenti relay a zabr\u00e1ni sa priradeniu GIADDR adries.<\/code><\/pre>\n<p>\nT.j. pre nastavenie DHCP poolu na Microsoft Windows Server 2016\/2019 pre VXLAN BGP EVPN fabriku je potrebn\u00e9 iba:<\/p>\n<ul>\n<li>Vytvori\u0165 pool pre zdrojov\u00e9 adresy Relay.<\/li>\n<li>Vytvori\u0165 pool pre klientsk\u00e9 siete<\/li>\n<\/ul>\n<p>\n\u010co nie je potrebn\u00e9 (ale m\u00f4\u017ee sa nastavi\u0165 a bude fungova\u0165 a nebude ru\u0161i\u0165):<\/p>\n<ul>\n<li>Vytv\u00e1ra\u0165 Politiky<\/li>\n<li>Vytv\u00e1ra\u0165 SuperScope<\/li>\n<\/ul>\n<p>\n<noindex><a rel=\"nofollow\" name=\"windows20162019dhcpexample\"><\/a><\/noindex><b class=\"spoiler_title\">Pr\u00edklad<\/b>Pr\u00edklad nastavenia DHCP servera (s\u00fa pr\u00edtomn\u00ed 2 re\u00e1lni klienti DHCP \u2013 klienti s\u00fa pripojen\u00ed k VXLAN fabrike)<\/p>\n<p><img decoding=\"async\" alt=\"Nastavenie Microsoft Windows Server 2016\/2019 na poskytovanie DHCP slu\u017eieb pre VXLAN (DFA)\" src=\"\/wp-content\/uploads\/2020\/03\/c3a49fb7581aa7e60b85765499fd0d49.jpg\" style=\"display:block;margin: 0 auto;\" \/><br \/>\nPr\u00edklad nastavenia osobn\u00e9ho poolu:<\/p>\n<p><img decoding=\"async\" alt=\"Nastavenie Microsoft Windows Server 2016\/2019 na poskytovanie DHCP slu\u017eieb pre VXLAN (DFA)\" src=\"\/wp-content\/uploads\/2020\/03\/c4bf4f6457f6cab564a3b6c16c0e0ed6.jpg\" style=\"display:block;margin: 0 auto;\" \/><br \/>\nPr\u00edklad nastavenia osobn\u00e9ho poolu (boli zvolen\u00e9 politiky \u2013 pre dok\u00e1zanie, \u017ee politiky neboli vyu\u017e\u00edvan\u00e9 na korektn\u00fa funkciu poolu):<\/p>\n<p><img decoding=\"async\" alt=\"Nastavenie Microsoft Windows Server 2016\/2019 na poskytovanie DHCP slu\u017eieb pre VXLAN (DFA)\" src=\"\/wp-content\/uploads\/2020\/03\/58dde157b1aaf61d1810b33905fa41e0.jpg\" style=\"display:block;margin: 0 auto;\" \/><br \/>\nPr\u00edklad nastavenia poolu pre zdrojov\u00e9 adresy DHCP Relay (rozsah adries na pridelenie \u00faplne zodpoved\u00e1 vyl\u00fa\u010deniu z poolu adries):<\/p>\n<p><img decoding=\"async\" alt=\"Nastavenie Microsoft Windows Server 2016\/2019 na poskytovanie DHCP slu\u017eieb pre VXLAN (DFA)\" src=\"\/wp-content\/uploads\/2020\/03\/ff17e07ac6e9b5531bbcadc202752d37.jpg\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<noindex><a rel=\"nofollow\" name=\"windows20162019dhcpsetup\"><\/a><\/noindex><b class=\"spoiler_title\">Nastavenie DHCP slu\u017eby na Microsoft Windows Server 2019<\/b><\/p>\n<h4>Nastavenie poolu pre Loopback adresy (source) pre DHCP Relay.<\/h4>\n<p>\nVytv\u00e1rame nov\u00fd pool (Scope) v priestore IPv4.<\/p>\n<p><img decoding=\"async\" alt=\"Nastavenie Microsoft Windows Server 2016\/2019 na poskytovanie DHCP slu\u017eieb pre VXLAN (DFA)\" src=\"\/wp-content\/uploads\/2020\/03\/828cdb37e1ab759b35b73c5f7dd6ff54.jpg\" style=\"display:block;margin: 0 auto;\" \/><br \/>\nSprievodca vytvoren\u00edm poolu. \u201e\u010ealej &gt;\u201c<\/p>\n<p><img decoding=\"async\" alt=\"Nastavenie Microsoft Windows Server 2016\/2019 na poskytovanie DHCP slu\u017eieb pre VXLAN (DFA)\" src=\"\/wp-content\/uploads\/2020\/03\/6a95b404d2b8555fe4c2f7dc995d7136.jpg\" style=\"display:block;margin: 0 auto;\" \/><br \/>\nNastav\u00edme n\u00e1zov poolu a popis (Description) poolu.<\/p>\n<p><img decoding=\"async\" alt=\"Nastavenie Microsoft Windows Server 2016\/2019 na poskytovanie DHCP slu\u017eieb pre VXLAN (DFA)\" src=\"\/wp-content\/uploads\/2020\/03\/4de21b9090e089c61014bda5a51a4b4d.jpg\" style=\"display:block;margin: 0 auto;\" \/><br \/>\nZad\u00e1me rozsah IP adries pre Loopback a masku pre pool.<\/p>\n<p><img decoding=\"async\" alt=\"Nastavenie Microsoft Windows Server 2016\/2019 na poskytovanie DHCP slu\u017eieb pre VXLAN (DFA)\" src=\"\/wp-content\/uploads\/2020\/03\/48ac2949da64e3c3af09bc4405907e58.jpg\" style=\"display:block;margin: 0 auto;\" \/><br \/>\nPrid\u00e1vame v\u00fdnimky. Rozsah v\u00fdnimiek mus\u00ed presne zodpoveda\u0165 rozsahu poolu.<\/p>\n<p><img decoding=\"async\" alt=\"Nastavenie Microsoft Windows Server 2016\/2019 na poskytovanie DHCP slu\u017eieb pre VXLAN (DFA)\" src=\"\/wp-content\/uploads\/2020\/03\/08e8e5cc77234f06e98eed868bee67ec.jpg\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n\u010cas pren\u00e1jmu. \u201e\u010ealej &gt;\u201c<\/p>\n<p><img decoding=\"async\" alt=\"Nastavenie Microsoft Windows Server 2016\/2019 na poskytovanie DHCP slu\u017eieb pre VXLAN (DFA)\" src=\"\/wp-content\/uploads\/2020\/03\/0b664ecaec68d98562af26b8ca7b0e81.jpg\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n\u017diados\u0165: Budete nastavova\u0165 DHCP mo\u017enosti teraz (DNS, WINS, Gateway, Domain) alebo to urob\u00edte nesk\u00f4r. R\u00fdchlej\u0161ie bude odpoveda\u0165 nie a potom manu\u00e1lne aktivova\u0165 pool. Alebo prejdite do konca bez vyplnenia inform\u00e1ci\u00ed a na konci sprievodcu aktivujte pool.<\/p>\n<p><img decoding=\"async\" alt=\"Nastavenie Microsoft Windows Server 2016\/2019 na poskytovanie DHCP slu\u017eieb pre VXLAN (DFA)\" src=\"\/wp-content\/uploads\/2020\/03\/6e7e01ee34e365c448f41a3b20078920.jpg\" style=\"display:block;margin: 0 auto;\" \/><br \/>\nPotvrdzujeme, \u017ee mo\u017enosti nie s\u00fa nastaven\u00e9, pool nie je aktivovan\u00fd. \u201eDokon\u010di\u0165\u201c<\/p>\n<p><img decoding=\"async\" alt=\"Nastavenie Microsoft Windows Server 2016\/2019 na poskytovanie DHCP slu\u017eieb pre VXLAN (DFA)\" src=\"\/wp-content\/uploads\/2020\/03\/698fa93bf8a0fe0ade26fa10bdc6549f.jpg\" style=\"display:block;margin: 0 auto;\" \/><br \/>\nAktivujeme pool manu\u00e1lne. \u2014 Vyberieme Scope a v kontextovom menu \u2014 vyberieme \u201eAktivova\u0165\u201c. <\/p>\n<p><img decoding=\"async\" alt=\"Nastavenie Microsoft Windows Server 2016\/2019 na poskytovanie DHCP slu\u017eieb pre VXLAN (DFA)\" src=\"\/wp-content\/uploads\/2020\/03\/3db2846b071f7b1462263114bbad2081.jpg\" style=\"display:block;margin: 0 auto;\" \/><\/p>\n<h4>Vytv\u00e1rame pool pre pou\u017e\u00edvate\u013eov\/servere.<\/h4>\n<p>\nVytv\u00e1rame nov\u00fd pool.<\/p>\n<p><img decoding=\"async\" alt=\"Nastavenie Microsoft Windows Server 2016\/2019 na poskytovanie DHCP slu\u017eieb pre VXLAN (DFA)\" src=\"\/wp-content\/uploads\/2020\/03\/8458c23bf19e02fbec43c743f518d8c5.jpg\" style=\"display:block;margin: 0 auto;\" \/><br \/>\nSprievodca vytvoren\u00edm poolu. \u201e\u010ealej &gt;\u201c<\/p>\n<p><img decoding=\"async\" alt=\"Nastavenie Microsoft Windows Server 2016\/2019 na poskytovanie DHCP slu\u017eieb pre VXLAN (DFA)\" src=\"\/wp-content\/uploads\/2020\/03\/f8d1617a6562985240ec481c540a3e0d.jpg\" style=\"display:block;margin: 0 auto;\" \/><br \/>\nNastav\u00edme n\u00e1zov poolu a popis (Description) poolu.<\/p>\n<p><img decoding=\"async\" alt=\"Nastavenie Microsoft Windows Server 2016\/2019 na poskytovanie DHCP slu\u017eieb pre VXLAN (DFA)\" src=\"\/wp-content\/uploads\/2020\/03\/3be102f86f31a219722dfb86c441c62c.jpg\" style=\"display:block;margin: 0 auto;\" \/><br \/>\nZad\u00e1me rozsah IP adries pre Loopback a masku pre pool.<\/p>\n<p><img decoding=\"async\" alt=\"Nastavenie Microsoft Windows Server 2016\/2019 na poskytovanie DHCP slu\u017eieb pre VXLAN (DFA)\" src=\"\/wp-content\/uploads\/2020\/03\/95961214f5cf35f1e25692e4e008eee7.jpg\" style=\"display:block;margin: 0 auto;\" \/><br \/>\nPrid\u00e1vame v\u00fdnimky. (Predvolene nie s\u00fa vy\u017eadovan\u00e9 v\u00fdnimky) \u201e\u010ealej &gt;\u201c<\/p>\n<p><img decoding=\"async\" alt=\"Nastavenie Microsoft Windows Server 2016\/2019 na poskytovanie DHCP slu\u017eieb pre VXLAN (DFA)\" src=\"\/wp-content\/uploads\/2020\/03\/8a84a14fa2f403e5341caf7b769f68a3.jpg\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n\u010cas pren\u00e1jmu. \u201e\u010ealej &gt;\u201c<\/p>\n<p><img decoding=\"async\" alt=\"Nastavenie Microsoft Windows Server 2016\/2019 na poskytovanie DHCP slu\u017eieb pre VXLAN (DFA)\" src=\"\/wp-content\/uploads\/2020\/03\/36a3d8f03abe3c904a1603e7734d62e8.jpg\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n\u017diados\u0165: Budete nastavova\u0165 DHCP mo\u017enosti teraz (DNS, WINS, Gateway, Domain) alebo to urob\u00edte nesk\u00f4r. \u00c1no, nastav\u00edme teraz.<\/p>\n<p><img decoding=\"async\" alt=\"Nastavenie Microsoft Windows Server 2016\/2019 na poskytovanie DHCP slu\u017eieb pre VXLAN (DFA)\" src=\"\/wp-content\/uploads\/2020\/03\/822ecc9ef6376ead20b2a34069ef548d.jpg\" style=\"display:block;margin: 0 auto;\" \/><br \/>\nNastavujeme adresu br\u00e1ny predpokladu.<\/p>\n<p><img decoding=\"async\" alt=\"Nastavenie Microsoft Windows Server 2016\/2019 na poskytovanie DHCP slu\u017eieb pre VXLAN (DFA)\" src=\"\/wp-content\/uploads\/2020\/03\/3878daaaab73e0af2d9dda3ad1cdc379.jpg\" style=\"display:block;margin: 0 auto;\" \/><br \/>\nNastavujeme dom\u00e9nu a adresy DNS serverov.<\/p>\n<p><img decoding=\"async\" alt=\"Nastavenie Microsoft Windows Server 2016\/2019 na poskytovanie DHCP slu\u017eieb pre VXLAN (DFA)\" src=\"\/wp-content\/uploads\/2020\/03\/4a873e8dfda51d687ddff132e5a4d3cd.jpg\" style=\"display:block;margin: 0 auto;\" \/><br \/>\nNastavujeme IP adresy WINS serverov.<\/p>\n<p><img decoding=\"async\" alt=\"Nastavenie Microsoft Windows Server 2016\/2019 na poskytovanie DHCP slu\u017eieb pre VXLAN (DFA)\" src=\"\/wp-content\/uploads\/2020\/03\/85abf769a1ecb995da55375c178470d3.jpg\" style=\"display:block;margin: 0 auto;\" \/><br \/>\nAktiv\u00e1cia Scope.<\/p>\n<p><img decoding=\"async\" alt=\"Nastavenie Microsoft Windows Server 2016\/2019 na poskytovanie DHCP slu\u017eieb pre VXLAN (DFA)\" src=\"\/wp-content\/uploads\/2020\/03\/4c1c52ee5e6aaa245f350c71e568fa28.jpg\" style=\"display:block;margin: 0 auto;\" \/><br \/>\nPool je nastaven\u00fd. \u201eDokon\u010di\u0165\u201c<\/p>\n<p><img decoding=\"async\" alt=\"Nastavenie Microsoft Windows Server 2016\/2019 na poskytovanie DHCP slu\u017eieb pre VXLAN (DFA)\" src=\"\/wp-content\/uploads\/2020\/03\/dce3cbed37e029d7de297f0b5c0cde40.jpg\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<br \/>\n<noindex><a rel=\"nofollow\" name=\"finale\"><\/a><\/noindex><\/p>\n<h2>Z\u00e1ver<\/h2>\n<p>\nPou\u017e\u00edvanie Windows Server 2016\/2019 zni\u017euje zlo\u017eitosti nastavenia DHCP servera pre VXLAN fabriku (alebo ak\u00fako\u013evek in\u00fa fabriku). (Nie je potrebn\u00fd prenos IT \u0161pecialistom \u0161peci\u00e1lnych bal\u00edkov: Network\/Agent Circuit ID na zapisovanie filtrov.)<\/p>\n<p>Bude fungova\u0165 konfigur\u00e1cia pre Windows Server 2012 na nov\u00fdch serveroch 2016\/2019 \u2013 \u00e1no, bude fungova\u0165.<\/p>\n<p>V tomto dokumente s\u00fa odkazy na 2 verzie: 7.X a 9.3. To je sp\u00f4soben\u00e9 t\u00fdm, \u017ee verzia 7.0(3)I7(7) \u2014 Cisco Suggested release, zatia\u013e \u010do verzia 9.3 \u2014 je najinovat\u00edvnej\u0161ia (vr\u00e1tane podpory Multicast cez VXLAN Multisite).<br \/>\n<noindex><a rel=\"nofollow\" name=\"listofsources\"><\/a><\/noindex><\/p>\n<h2>Zoznam zdrojov<\/h2>\n<p><\/p>\n<ol>\n<li><noindex><a rel=\"nofollow\" href=\"https:\/\/www.cisco.com\/c\/en\/us\/td\/docs\/switches\/datacenter\/nexus9000\/sw\/7-x\/vxlan\/configuration\/guide\/b_Cisco_Nexus_9000_Series_NX-OS_VXLAN_Configuration_Guide_7x\/b_Cisco_Nexus_9000_Series_NX-OS_VXLAN_Configuration_Guide_7x_appendix_0110.html\">Nexus 9000 VXLAN Configuration Guide 7.x<\/a><\/noindex><\/li>\n<li><noindex><a rel=\"nofollow\" href=\"https:\/\/www.cisco.com\/c\/en\/us\/td\/docs\/switches\/datacenter\/nexus9000\/sw\/93x\/vxlan\/configuration\/guide\/b-cisco-nexus-9000-series-nx-os-vxlan-configuration-guide-93x\/b-cisco-nexus-9000-series-nx-os-vxlan-configuration-guide-93x_appendix_010111.html#id_103149\">Nexus 9000 VXLAN Configuration Guide 9.3<\/a><\/noindex><\/li>\n<li><noindex><a rel=\"nofollow\" href=\"https:\/\/www.cisco.com\/c\/en\/us\/td\/docs\/switches\/datacenter\/dfa\/configuration\/b-dfa-configuration\/segment-id-support-for-dhcp-relay.html\">DFA (Cisco Dynamic Fabric Automation)<\/a><\/noindex><\/li>\n<li><noindex><a rel=\"nofollow\" href=\"https:\/\/www.cisco.com\/c\/en\/us\/support\/docs\/switches\/nexus-9000-series-switches\/200248-Configuring-Microsoft-Windows-Server-201.html\">Konfigur\u00e1cia Microsoft Windows Server 2012 na poskytovanie slu\u017eieb DHCP v scen\u00e1ri eVPN (VXLAN, Cisco One Fabric at\u010f.)<\/a><\/noindex><\/li>\n<li><noindex><a rel=\"nofollow\" href=\"https:\/\/docs.microsoft.com\/en-us\/openspecs\/windows_protocols\/ms-dhcpm\/4b3dafe4-70e5-4085-969e-4bb402d9c68b\">3.4 DHCP Superscopes<\/a><\/noindex><\/li>\n<li><noindex><a rel=\"nofollow\" href=\"https:\/\/docs.microsoft.com\/en-us\/previous-versions\/windows\/it-pro\/windows-server-2012-r2-and-2012\/dn425039(v%3Dws.11)\">\u00davod do DHCP polit\u00edk<\/a><\/noindex><\/li>\n<li><noindex><a rel=\"nofollow\" href=\"https:\/\/social.technet.microsoft.com\/Forums\/windowsserver\/en-US\/e093f0ea-9cee-4d65-85ce-20100038d9c7\/win2k8-r2-dhcp-problem-with-option82?forum=winserverNIS\">Probl\u00e9m Win2k8 R2 DHCP s Option82<\/a><\/noindex><\/li>\n<li><noindex><a rel=\"nofollow\" href=\"https:\/\/docs.microsoft.com\/en-us\/windows-server\/networking\/technologies\/dhcp\/dhcp-subnet-options\">Mo\u017enosti v\u00fdberu DHCP podnetov<\/a><\/noindex><\/li>\n<\/ol>\n<p>Zdroj: <a content=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/habr.com\/ru\/post\/494850\/\">habr.com<\/a> <\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u041d\u0430\u0437\u043d\u0430\u0447\u0435\u043d\u0438\u0435 \u044d\u0442\u043e\u0439 \u0441\u0442\u0430\u0442\u044c\u0438 \u2013 \u0443\u043f\u0440\u043e\u0441\u0442\u0438\u0442\u044c \u043d\u0430\u0441\u0442\u0440\u043e\u0439\u043a\u0443 DHCP \u0441\u0435\u0440\u0432\u0438\u0441\u0430 \u0434\u043b\u044f \u0444\u0430\u0431\u0440\u0438\u043a\u0438 VXLAN BGP EVPN and DFA \u0441 \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u043d\u0438\u0435\u043c Microsoft Windows Server 2016\/2019. \u0412 \u043e\u0444\u0438\u0446\u0438\u0430\u043b\u044c\u043d\u043e\u0439 \u0434\u043e\u043a\u0443\u043c\u0435\u043d\u0442\u0430\u0446\u0438\u0438 DHCP \u0441\u0435\u0440\u0432\u0438\u0441 \u043d\u0430 \u0431\u0430\u0437\u0435 Microsoft Windows Server 2012 \u0434\u043b\u044f \u0444\u0430\u0431\u0440\u0438\u043a\u0438 \u043d\u0430\u0441\u0442\u0440\u0430\u0438\u0432\u0430\u0435\u0442\u0441\u044f \u043a\u0430\u043a SuperScope, \u0441\u043e\u0434\u0435\u0440\u0436\u0430\u0449\u0438\u0439 \u043f\u0443\u043b Loopback (\u0432 \u0434\u0430\u043d\u043d\u043e\u043c \u043f\u0443\u043b\u0435 \u2013 \u0438\u0437\u044e\u043c\u0438\u043d\u043a\u0430 \u044d\u0442\u043e \u0438\u0441\u043a\u043b\u044e\u0447\u0435\u043d\u0438\u0435 \u0438\u0437 \u043f\u0443\u043b\u0430 \u0432\u0441\u0435\u0445 IP \u0430\u0434\u0440\u0435\u0441\u043e\u0432 \u043f\u0443\u043b\u0430 (excluded IP [&hellip;]<\/p>\n","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"author":1,"featured_media":76226,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[688],"tags":[],"class_list":["post-76225","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-administrirovanie"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.4 - aioseo.com -->\n\t<meta name=\"description\" content=\"\u041d\u0430\u0437\u043d\u0430\u0447\u0435\u043d\u0438\u0435 \u044d\u0442\u043e\u0439 \u0441\u0442\u0430\u0442\u044c\u0438 \u2013 \u0443\u043f\u0440\u043e\u0441\u0442\u0438\u0442\u044c \u043d\u0430\u0441\u0442\u0440\u043e\u0439\u043a\u0443 DHCP \u0441\u0435\u0440\u0432\u0438\u0441\u0430 \u0434\u043b\u044f \u0444\u0430\u0431\u0440\u0438\u043a\u0438 VXLAN BGP EVPN and DFA \u0441 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