{"id":91210,"date":"2020-08-10T01:42:13","date_gmt":"2020-08-09T23:42:13","guid":{"rendered":"https:\/\/prohoster.info\/blog\/administrirovanie\/1-5-shemy-na-otechestvennom-ipsec-vpn-testiruyu-demoversii"},"modified":"2020-08-10T01:42:13","modified_gmt":"2020-08-09T23:42:13","slug":"1-5-shemy-na-otechestvennom-ipsec-vpn-testiruyu-demoversii","status":"publish","type":"post","link":"https:\/\/prohoster.info\/hu\/blog\/administrirovanie\/1-5-shemy-na-otechestvennom-ipsec-vpn-testiruyu-demoversii","title":{"rendered":"1.5 s\u00e9ma a hazai IPsec VPN-hez. Demoverzi\u00f3k tesztel\u00e9se","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p><img decoding=\"async\" alt=\"1.5 s\u00e9ma a hazai IPsec VPN-hez. Demoverzi\u00f3k tesztel\u00e9se\" src=\"\/wp-content\/uploads\/2020\/08\/34026e07ff4a1fd64227224ca4c96f0d.jpeg\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<\/p>\n<h3>Helyzet<\/h3>\n<p>\nMegkaptam a C-Terra VPN 4.3 term\u00e9kek pr\u00f3ba verzi\u00f3j\u00e1t h\u00e1rom h\u00f3napra. Meg akarom n\u00e9zni, hogy k\u00f6nnyebb lesz-e az \u00e9n m\u00e9rn\u00f6ki \u00e9letem az \u00faj verzi\u00f3ra val\u00f3 \u00e1tt\u00e9r\u00e9ssel.<\/p>\n<p>Ma m\u00e1r nem neh\u00e9z, egy tasak 3 az 1-ben azonnali k\u00e1v\u00e9 elegend\u0151 kell, hogy legyen. Elmondom, hogyan lehet pr\u00f3ba verzi\u00f3kat kapni. Megpr\u00f3b\u00e1lom \u00f6sszegy\u0171jteni a GRE-over-IPsec \u00e9s IPsec-over-GRE s\u00e9m\u00e1kat.<br \/>\n<noindex><a rel=\"nofollow\" name=\"habracut\"><\/a><\/noindex><\/p>\n<h3>Hogyan kaphatok pr\u00f3ba verzi\u00f3t<\/h3>\n<p>\n<img decoding=\"async\" alt=\"1.5 s\u00e9ma a hazai IPsec VPN-hez. Demoverzi\u00f3k tesztel\u00e9se\" src=\"\/wp-content\/uploads\/2020\/08\/0c5482e01684b8c7b3e35fb9c473b475.jpeg\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<br \/>\nA rajzb\u00f3l kider\u00fcl, hogy a pr\u00f3ba verzi\u00f3 megszerz\u00e9s\u00e9hez a k\u00f6vetkez\u0151kre van sz\u00fcks\u00e9g:<\/p>\n<ul>\n<li>\u00cdrjon egy levelet a presale@s-terra.ru c\u00edmre a v\u00e1llalati email c\u00edm\u00e9r\u0151l;<\/li>\n<li>A lev\u00e9lben adja meg a szervezete ad\u00f3sz\u00e1m\u00e1t;<\/li>\n<li>Sorolja fel a term\u00e9keket \u00e9s azok mennyis\u00e9g\u00e9t.<\/li>\n<\/ul>\n<p>\nA pr\u00f3ba verzi\u00f3k h\u00e1rom h\u00f3napig \u00e9rv\u00e9nyesek. A sz\u00e1ll\u00edt\u00f3 nem korl\u00e1tozza a funkcionalit\u00e1sukat. <\/p>\n<h3>Elind\u00edtom a k\u00e9pet<\/h3>\n<p>\nA biztons\u00e1gi \u00e1tj\u00e1r\u00f3 pr\u00f3ba verzi\u00f3ja egy virtu\u00e1lis g\u00e9p k\u00e9pe. \u00c9n a VMWare Workstation-t haszn\u00e1lom. A t\u00e1mogatott hypervisorok \u00e9s virtualiz\u00e1ci\u00f3s k\u00f6rnyezetek teljes list\u00e1ja a sz\u00e1ll\u00edt\u00f3 weboldal\u00e1n tal\u00e1lhat\u00f3. <\/p>\n<p>Akt\u00edv cselekm\u00e9nyek megkezd\u00e9se el\u0151tt vegye figyelembe, hogy a virtu\u00e1lis g\u00e9p k\u00e9p\u00e9ben alap\u00e9rtelmezetten nincsenek h\u00e1l\u00f3zati interf\u00e9szek: <\/p>\n<p><img decoding=\"async\" alt=\"1.5 s\u00e9ma a hazai IPsec VPN-hez. Demoverzi\u00f3k tesztel\u00e9se\" src=\"\/wp-content\/uploads\/2020\/08\/b1ffa5f27aae9744fc24a91b709794d6.jpeg\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<br \/>\nA logika vil\u00e1gos, a felhaszn\u00e1l\u00f3nak annyi interf\u00e9szt kell hozz\u00e1adnia, amennyire sz\u00fcks\u00e9ge van. Azonnal hozz\u00e1adok n\u00e9gyet:<\/p>\n<p><img decoding=\"async\" alt=\"1.5 s\u00e9ma a hazai IPsec VPN-hez. Demoverzi\u00f3k tesztel\u00e9se\" src=\"\/wp-content\/uploads\/2020\/08\/626f2e1ba04babd37373298d650b210d.jpeg\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<br \/>\nMost elind\u00edtom a virtu\u00e1lis g\u00e9pet. Azonnal a bekapcsol\u00e1s ut\u00e1n az \u00e1tj\u00e1r\u00f3 k\u00e9ri a bejelentkez\u00e9st \u00e9s a jelsz\u00f3t. <\/p>\n<blockquote><p>A C-Terra \u00c1tj\u00e1r\u00f3n t\u00f6bb konzol tal\u00e1lhat\u00f3 k\u00fcl\u00f6nb\u00f6z\u0151 fi\u00f3kokkal. \u00d6sszesz\u00e1molom a sz\u00e1mukat egy k\u00fcl\u00f6n cikkben. De addig is:<br \/>\n<code>Bejelentkez\u00e9s: administrator<br \/>\nJelsz\u00f3: s-terra<\/code><\/p><\/blockquote>\n<p>\nInicializ\u00e1lom az \u00e1tj\u00e1r\u00f3t. Az inicializ\u00e1l\u00e1s egy l\u00e9p\u00e9ssorozat: licenc be\u00edr\u00e1sa, a v\u00e9letlensz\u00e1m-gener\u00e1tor konfigur\u00e1l\u00e1sa (billenty\u0171zet tr\u00e9ner \u2013 az \u00e9n rekordom 27 m\u00e1sodperc) \u00e9s a h\u00e1l\u00f3zati interf\u00e9szek t\u00e9rk\u00e9p\u00e9nek l\u00e9trehoz\u00e1sa.<\/p>\n<h3>A h\u00e1l\u00f3zati interf\u00e9szek t\u00e9rk\u00e9pe. K\u00f6nnyebb lett<\/h3>\n<p>\nA 4.2-es verzi\u00f3 \u00fcdv\u00f6z\u00f6lte az akt\u00edv felhaszn\u00e1l\u00f3t \u00fczenetekkel:<\/p>\n<p><code>IPsec d\u00e9mon ind\u00edt\u00e1sa\u2026.. meghi\u00fasult<br \/>\nHIBA: Nem siker\u00fclt kapcsolatot l\u00e9tes\u00edteni a d\u00e9monnal<\/code><\/p>\n<p><i>Akt\u00edv felhaszn\u00e1l\u00f3 (a n\u00e9vtelen m\u00e9rn\u00f6k defin\u00edci\u00f3ja szerint) \u2013 olyan felhaszn\u00e1l\u00f3, aki b\u00e1rmit gyorsan \u00e9s dokument\u00e1ci\u00f3 n\u00e9lk\u00fcl tud be\u00e1ll\u00edtani.<\/i><\/p>\n<p>Valami nem stimmelt, m\u00e9g az interf\u00e9sz IP c\u00edm\u00e9nek be\u00e1ll\u00edt\u00e1sa el\u0151tt. Minden a h\u00e1l\u00f3zati interf\u00e9szek t\u00e9rk\u00e9p\u00e9n m\u00falott. A k\u00f6vetkez\u0151 l\u00e9p\u00e9seket kellett v\u00e9grehajtani:<\/p>\n<p><code>\/bin\/netifcfg enum &gt; \/home\/map<br \/>\n\/bin\/netifcfg map \/home\/map<br \/>\nszolg\u00e1ltat\u00e1s h\u00e1l\u00f3zati \u00fajraind\u00edt\u00e1sa<\/code><\/p>\n<p>Ennek eredm\u00e9nyek\u00e9nt l\u00e9trej\u00f6n egy h\u00e1l\u00f3zati interf\u00e9szek t\u00e9rk\u00e9pe, amely tartalmazza a fizikai interf\u00e9szek (0000:02:03.0) \u00e9s az oper\u00e1ci\u00f3s rendszer logikai megnevez\u00e9sei (eth0) valamint a Cisco-szer\u0171 konzol (FastEthernet0\/0) k\u00f6z\u00f6tti t\u00e9rk\u00e9pez\u00e9st:<\/p>\n<p><code>#Unique ID iface type OS name Cisco-like name<\/p>\n<p>0000:02:03.0 phye eth0 FastEthernet0\/0<\/code><\/p>\n<p>A h\u00e1l\u00f3zati interf\u00e9szek logikai megnevez\u00e9seit aliasoknak h\u00edvj\u00e1k. Az aliasok az \/etc\/ifaliases.cf f\u00e1jlban tal\u00e1lhat\u00f3k. <br \/>\nA 4.3-as verzi\u00f3ban a virtu\u00e1lis g\u00e9p els\u0151 ind\u00edt\u00e1sakor a h\u00e1l\u00f3zati interf\u00e9szek t\u00e9rk\u00e9pe automatikusan l\u00e9trej\u00f6n. Ha megv\u00e1ltoztatja a virtu\u00e1lis g\u00e9p h\u00e1l\u00f3zati interf\u00e9szeinek sz\u00e1m\u00e1t, akkor k\u00e9rj\u00fck, hogy \u00e1ll\u00edtsa vissza a h\u00e1l\u00f3zati interf\u00e9szek t\u00e9rk\u00e9p\u00e9t:<\/p>\n<p><code>\/bin\/netifcfg enum &gt; \/home\/map<br \/>\n\/bin\/netifcfg map \/home\/map<br \/>\nsystemctl \u00fajraind\u00edtja a networkinget<\/code><\/p>\n<h3>1. \u00e1bra: GRE-over-IPsec<\/h3>\n<p>\nK\u00e9t virtu\u00e1lis \u00e1tj\u00e1r\u00f3t telep\u00edtek, \u00e9s \u00fagy kapcsolom \u00f6ssze, ahogyan a k\u00e9pen l\u00e1that\u00f3:<\/p>\n<p><img decoding=\"async\" alt=\"1.5 s\u00e9ma a hazai IPsec VPN-hez. Demoverzi\u00f3k tesztel\u00e9se\" src=\"\/wp-content\/uploads\/2020\/08\/bf3b085f6874d04043511ef262979a39.jpeg\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<br \/>\n<b>1. l\u00e9p\u00e9s. IP-c\u00edmek \u00e9s \u00fatvonalak be\u00e1ll\u00edt\u00e1sa<\/b><\/p>\n<pre><code class=\"plaintext\">VG1(config) #\ninterface fa0\/0\nip address 172.16.1.253 255.255.255.0\nno shutdown\ninterface fa0\/1\nip address 192.168.1.253 255.255.255.0\nno shutdown\nip route 0.0.0.0 0.0.0.0 172.16.1.254<\/code><\/pre>\n<p><\/p>\n<pre><code class=\"plaintext\">VG2(config) #\ninterface fa0\/0\nip address 172.16.1.254 255.255.255.0\nno shutdown\ninterface fa0\/1\nip address 192.168.2.254 255.255.255.0\nno shutdown\nip route 0.0.0.0 0.0.0.0 172.16.1.253<\/code><\/pre>\n<p>\nEllen\u0151rz\u00f6m az IP-kapcsolatot:<\/p>\n<pre><code class=\"plaintext\">root@VG1:~# ping 172.16.1.254 -c 4\nPING 172.16.1.254 (172.16.1.254) 56(84) b\u00e1jt adat.\n64 b\u00e1jt innen: 172.16.1.254: icmp_seq=1 ttl=64 id\u0151=0.545 ms\n64 b\u00e1jt innen: 172.16.1.254: icmp_seq=2 ttl=64 id\u0151=0.657 ms\n64 b\u00e1jt innen: 172.16.1.254: icmp_seq=3 ttl=64 id\u0151=0.687 ms\n64 b\u00e1jt innen: 172.16.1.254: icmp_seq=4 ttl=64 id\u0151=0.273 ms\n\n--- 172.16.1.254 ping statisztika ---\n4 csomag elk\u00fcldve, 4 meg\u00e9rkezett, 0% csomagvesztes\u00e9g, id\u0151 3005ms\nrtt min\/avg\/max\/mdev = 0.273\/0.540\/0.687\/0.164 ms<\/code><\/pre>\n<p><b>2. l\u00e9p\u00e9s. GRE be\u00e1ll\u00edt\u00e1sa<\/b><\/p>\n<p>A GRE be\u00e1ll\u00edt\u00e1s p\u00e9ld\u00e1j\u00e1t az hivatalos forgat\u00f3k\u00f6nyvek k\u00f6z\u00fcl veszem. L\u00e9trehozom a gre1 f\u00e1jlt az \/etc\/network\/interfaces.d k\u00f6nyvt\u00e1rban a k\u00f6vetkez\u0151 tartalommal.<\/p>\n<p>VG1-hez:<\/p>\n<pre><code class=\"plaintext\">auto gre1\niface gre1 inet static\naddress 1.1.1.1\nnetmask 255.255.255.252\npre-up ip tunnel add gre1 mode gre remote 172.16.1.254 local 172.16.1.253 key 1 ttl 64 tos inherit\npre-up ethtool -K gre1 tx off &gt; \/dev\/null\npre-up ip link set gre1 mtu 1400\npost-down ip link del gre1<\/code><\/pre>\n<p>\nVG2-hez:<\/p>\n<pre><code class=\"plaintext\">auto gre1\niface gre1 inet static\naddress 1.1.1.2\nnetmask 255.255.255.252\npre-up ip tunnel add gre1 mode gre remote 172.16.1.253 local 172.16.1.254 key 1 ttl 64 tos inherit\npre-up ethtool -K gre1 tx off &gt; \/dev\/null\npre-up ip link set gre1 mtu 1400\npost-down ip link del gre1<\/code><\/pre>\n<p>\nFel\u00e1ll\u00edtom az interf\u00e9szt a rendszeren:<\/p>\n<pre><code class=\"plaintext\">root@VG1:~# ifup gre1\nroot@VG2:~# ifup gre1<\/code><\/pre>\n<p>\nEllen\u0151rz\u00f6m:<\/p>\n<pre><code class=\"plaintext\">root@VG1:~# ip address show\n8: gre1@NONE:  mtu 1400 qdisc noqueue \u00e1llapot UNKNOWN csoport default qlen 1\n    link\/gre 172.16.1.253 peer 172.16.1.254\n    inet 1.1.1.1\/30 brd 1.1.1.3 glob\u00e1lis gre1\n       valid_lft forever preferred_lft forever\n\nroot@VG1:~# ip tunnel show\ngre0: gre\/ip remote any local any ttl inherit nopmtudisc\ngre1: gre\/ip remote 172.16.1.254 local 172.16.1.253 ttl 64 tos inherit key 1<\/code><\/pre>\n<p>\nA S-Terra \u00e1tj\u00e1r\u00f3ban be\u00e9p\u00edtett csomagsniffer tal\u00e1lhat\u00f3 \u2014 tcpdump. Felveszem a forgalmat pcap f\u00e1jlba:<\/p>\n<pre><code class=\"plaintext\">root@VG2:~# tcpdump -i eth0 -w \/home\/dump.pcap<\/code><\/pre>\n<p>\nPinget ind\u00edtok a GRE interf\u00e9szek k\u00f6z\u00f6tt:<\/p>\n<pre><code class=\"plaintext\">root@VG1:~# ping 1.1.1.2 -c 4\nPING 1.1.1.2 (1.1.1.2) 56(84) b\u00e1jt adat.\n64 b\u00e1jt innen: 1.1.1.2: icmp_seq=1 ttl=64 id\u0151=0.918 ms\n64 b\u00e1jt innen: 1.1.1.2: icmp_seq=2 ttl=64 id\u0151=0.850 ms\n64 b\u00e1jt innen: 1.1.1.2: icmp_seq=3 ttl=64 id\u0151=0.918 ms\n64 b\u00e1jt innen: 1.1.1.2: icmp_seq=4 ttl=64 id\u0151=0.974 ms\n\n--- 1.1.1.2 ping statisztika ---\n4 csomag elk\u00fcldve, 4 meg\u00e9rkezett, 0% csomagvesztes\u00e9g, id\u0151 3006ms\nrtt min\/avg\/max\/mdev = 0.850\/0.915\/0.974\/0.043 ms<\/code><\/pre>\n<p>\nA GRE alag\u00fat akt\u00edv \u00e9s m\u0171k\u00f6dik:<\/p>\n<p><img decoding=\"async\" alt=\"1.5 s\u00e9ma a hazai IPsec VPN-hez. Demoverzi\u00f3k tesztel\u00e9se\" src=\"\/wp-content\/uploads\/2020\/08\/0b56c02e36d1dd17b42e3fadcffb6193.jpeg\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<br \/>\n<b>3. l\u00e9p\u00e9s. A GRE titkos\u00edt\u00e1sa GOST-al<\/b><\/p>\n<p>Az azonos\u00edt\u00e1si t\u00edpust a c\u00edm alapj\u00e1n hat\u00e1rozom meg. Hiteles\u00edt\u00e9s egy el\u0151re meghat\u00e1rozott kulcs seg\u00edts\u00e9g\u00e9vel (a haszn\u00e1lati szab\u00e1lyok szerint digit\u00e1lis tan\u00fas\u00edtv\u00e1nyokat kell haszn\u00e1lni):<\/p>\n<pre><code class=\"plaintext\">VG1(config)#\ncrypto isakmp identity address\ncrypto isakmp key KEY address 172.16.1.254<\/code><\/pre>\n<p>\nBe\u00e1ll\u00edtom az IPsec I. f\u00e1zis param\u00e9tereit:<\/p>\n<pre><code class=\"plaintext\">VG1(config)#\ncrypto isakmp policy 1\nencr gost\nhash gost3411-256-tc26\nauth pre-share\ngroup vko2<\/code><\/pre>\n<p>\nBe\u00e1ll\u00edtom az IPsec II. f\u00e1zis param\u00e9tereit:<\/p>\n<pre><code class=\"plaintext\">VG1(config)#\ncrypto ipsec transform-set TSET esp-gost28147-4m-imit\nmode tunnel<\/code><\/pre>\n<p>\nHozz\u00e1f\u00e9r\u00e9si list\u00e1t k\u00e9sz\u00edtek a titkos\u00edt\u00e1shoz. C\u00e9lforgalom \u2014 GRE:<\/p>\n<pre><code class=\"plaintext\">VG1(config)#\nip access-list extended LIST\npermit gre host 172.16.1.253 host 172.16.1.254<\/code><\/pre>\n<p>\nTitkos\u00edt\u00e1si t\u00e9rk\u00e9pet k\u00e9sz\u00edtek \u00e9s hozz\u00e1csatolom a WAN interf\u00e9szhez:<\/p>\n<pre><code class=\"plaintext\">VG1(config)#\ncrypto map CMAP 1 ipsec-isakmp\nmatch address LIST\nset transform-set TSET\nset peer 172.16.1.253\ninterface fa0\/0\n  crypto map CMAP<\/code><\/pre>\n<p>\nA VG2 konfigur\u00e1ci\u00f3ja t\u00fck\u00f6rk\u00e9pe, elt\u00e9r\u00e9sek:<\/p>\n<pre><code class=\"plaintext\">VG2(config)#\ncrypto isakmp key KEY address 172.16.1.253\nip access-list extended LIST\npermit gre host 172.16.1.254 host 172.16.1.253\ncrypto map CMAP 1 ipsec-isakmp\nset peer 172.16.1.254<\/code><\/pre>\n<p>\nEllen\u0151rz\u00f6m:<\/p>\n<pre><code class=\"plaintext\">root@VG2:~# tcpdump -i eth0 -w \/home\/dump2.pcap<\/code><\/pre>\n<pre><code class=\"plaintext\">root@VG1:~# ping 1.1.1.2 -c 4\nPING 1.1.1.2 (1.1.1.2) 56(84) b\u00e1jt adat.\n64 b\u00e1jt a 1.1.1.2-t\u0151l: icmp_seq=1 ttl=64 id\u0151=1128 ms\n64 b\u00e1jt a 1.1.1.2-t\u0151l: icmp_seq=2 ttl=64 id\u0151=126 ms\n64 b\u00e1jt a 1.1.1.2-t\u0151l: icmp_seq=3 ttl=64 id\u0151=1.07 ms\n64 b\u00e1jt a 1.1.1.2-t\u0151l: icmp_seq=4 ttl=64 id\u0151=1.12 ms\n\n--- 1.1.1.2 ping statisztik\u00e1k ---\n4 csomag \u00e1tk\u00fcldve, 4 fogadva, 0% csomagvesztes\u00e9g, id\u0151 3006ms\nrtt min\/avg\/max\/mdev = 1.077\/314.271\/1128.419\/472.826 ms, pipe 2\n<\/code><\/pre>\n<p>\nISAKMP\/IPsec statisztika:<\/p>\n<pre><code class=\"plaintext\">root@VG1:~# sa_mgr show\nISAKMP \u00fcl\u00e9sek: 0 kezdem\u00e9nyezett, 0 v\u00e1laszolt\n\nISAKMP kapcsolatok:\nNum Conn-id (Helyi C\u00edm,Port)-(T\u00e1voli C\u00edm,Port) \u00c1llapot K\u00fcld\u00f6tt Fogadott\n1 1 (172.16.1.253,500)-(172.16.1.254,500) akt\u00edv 1086 1014\n\nIPsec kapcsolatok:\nNum Conn-id (Helyi C\u00edm,Port)-(T\u00e1voli C\u00edm,Port) Protokoll Akci\u00f3 T\u00edpus K\u00fcld\u00f6tt Fogadott\n1 1 (172.16.1.253,*)-(172.16.1.254,*) 47 ESP tunn 480 480<\/code><\/pre>\n<p>\nA GRE csomagokban nincs forgalmi dump:<\/p>\n<p><img decoding=\"async\" alt=\"1.5 s\u00e9ma a hazai IPsec VPN-hez. Demoverzi\u00f3k tesztel\u00e9se\" src=\"\/wp-content\/uploads\/2020\/08\/cf96619cb4224cbf4da7c15db73587c7.jpeg\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<br \/>\nK\u00f6vetkeztet\u00e9s: a GRE-over-IPsec s\u00e9ma helyesen m\u0171k\u00f6dik.<\/p>\n<h3>1.5. \u00e1bra: IPsec-over-GRE<\/h3>\n<p>\nNem tervezem az IPsec-over-GRE haszn\u00e1lat\u00e1t a h\u00e1l\u00f3zatban. \u00d6ssze\u00e1ll\u00edtom, mert szeretn\u00e9m. <\/p>\n<p><img decoding=\"async\" alt=\"1.5 s\u00e9ma a hazai IPsec VPN-hez. Demoverzi\u00f3k tesztel\u00e9se\" src=\"\/wp-content\/uploads\/2020\/08\/98909280d82184278e23f2c38b90947d.jpeg\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<br \/>\nA GRE-over-IPsec s\u00e9m\u00e1t megford\u00edtani a k\u00f6vetkez\u0151k\u00e9ppen kell:<\/p>\n<ul>\n<li>Jav\u00edtani kell a titkos\u00edt\u00e1si hozz\u00e1f\u00e9r\u00e9si list\u00e1t \u2013 c\u00e9lforgalom a LAN1-b\u0151l a LAN2-be \u00e9s ford\u00edtva;<\/li>\n<li>Be\u00e1ll\u00edtani a forgalmaz\u00e1st GRE-n kereszt\u00fcl;<\/li>\n<li>Fel kell akasztani a titkos\u00edt\u00e1si t\u00e9rk\u00e9pet a GRE interf\u00e9szre.<\/li>\n<\/ul>\n<p>\nAlap\u00e9rtelmez\u00e9s szerint a Cisco-szer\u0171 konzolban NINCS GRE interf\u00e9sz. Csak az oper\u00e1ci\u00f3s rendszerben l\u00e9tezik. <\/p>\n<p>Hozz\u00e1adom a GRE interf\u00e9szt a Cisco-szer\u0171 konzolhoz. Ehhez szerkesztenem kell a f\u00e1jlt \/etc\/ifaliases.cf:<\/p>\n<pre><code class=\"plaintext\">interf\u00e9sz (name=\"FastEthernet0\/0\" pattern=\"eth0\")\ninterf\u00e9sz (name=\"FastEthernet0\/1\" pattern=\"eth1\")\ninterf\u00e9sz (name=\"FastEthernet0\/2\" pattern=\"eth2\")\ninterf\u00e9sz (name=\"FastEthernet0\/3\" pattern=\"eth3\")\ninterf\u00e9sz (name=\"Tunnel0\" pattern=\"gre1\")\ninterf\u00e9sz (name=\"default\" pattern=\"*\")<\/code><\/pre>\n<p>\nahol gre1 \u2013 az interf\u00e9sz megnevez\u00e9se az oper\u00e1ci\u00f3s rendszerben, Tunnel0 \u2013 az interf\u00e9sz megnevez\u00e9se a Cisco-szer\u0171 konzolban.<\/p>\n<p>\u00dajrasz\u00e1molom a f\u00e1jl hash-\u00e9t:<\/p>\n<pre><code class=\"plaintext\">root@VG1:~# integr_mgr calc -f \/etc\/ifaliases.cf\n\nSIKER: Az oper\u00e1ci\u00f3s m\u0171velet sikeres volt.<\/code><\/pre>\n<p>\nMost a Tunnel0 interf\u00e9sz megjelent a Cisco-szer\u0171 konzolban:<\/p>\n<pre><code class=\"plaintext\">VG1# show run\ninterface Tunnel0\nip address 1.1.1.1 255.255.255.252\nmtu 1400<\/code><\/pre>\n<p>\nJav\u00edtom a titkos\u00edt\u00e1si hozz\u00e1f\u00e9r\u00e9si list\u00e1t:<\/p>\n<pre><code class=\"plaintext\">VG1(config)#\nip access-list extended LIST\npermit ip 192.168.1.0 0.0.0.255 192.168.3.0 0.0.0.255<\/code><\/pre>\n<p>\nBe\u00e1ll\u00edtom a forgalmaz\u00e1st GRE-n kereszt\u00fcl:<\/p>\n<pre><code class=\"plaintext\">VG1(config)#\nno ip route 0.0.0.0 0.0.0.0 172.16.1.254\nip route 192.168.3.0 255.255.255.0 1.1.1.2<\/code><\/pre>\n<p>\nLevesszem a kriptok\u00e1rty\u00e1t a Fa0\/0-r\u00f3l \u00e9s hozz\u00e1k\u00f6t\u00f6m a GRE interf\u00e9szhez:<\/p>\n<pre><code class=\"plaintext\">VG1(config)#\ninterface Tunnel0\ncrypto map CMAP<\/code><\/pre>\n<p>\nA VG2-nek hasonl\u00f3an.<\/p>\n<p>Ellen\u0151rz\u00f6m:<\/p>\n<pre><code class=\"plaintext\">root@VG2:~# tcpdump -i eth0 -w \/home\/dump3.pcap<\/code><\/pre>\n<p><\/p>\n<pre><code class=\"plaintext\">root@VG1:~# ping 192.168.2.254 -I 192.168.1.253 -c 4\nPING 192.168.2.254 (192.168.2.254) from 192.168.1.253 : 56(84) bytes of data.\n64 bytes from 192.168.2.254: icmp_seq=1 ttl=64 time=492 ms\n64 bytes from 192.168.2.254: icmp_seq=2 ttl=64 time=1.08 ms\n64 bytes from 192.168.2.254: icmp_seq=3 ttl=64 time=1.06 ms\n64 bytes from 192.168.2.254: icmp_seq=4 ttl=64 time=1.07 ms\n\n--- 192.168.2.254 ping statisztikai adatok ---\n4 csomag k\u00fcldve, 4 fogadva, 0% csomagveszt\u00e9s, id\u0151 3006ms\nrtt min\/avg\/max\/mdev = 1.064\/124.048\/492.972\/212.998 ms<\/code><\/pre>\n<p>ISAKMP\/IPsec statisztika:<\/p>\n<pre><code class=\"plaintext\">root@VG1:~# sa_mgr show\nISAKMP sessions: 0 kezdem\u00e9nyezve, 0 v\u00e1laszolt\n\nISAKMP kapcsolatok:\nNum Conn-id (Helyi C\u00edm,Port)-(T\u00e1voli C\u00edm,Port) \u00c1llapot K\u00fcld\u00f6tt Fogadott\n1 2 (172.16.1.253,500)-(172.16.1.254,500) akt\u00edv 1094 1022\n\nIPsec kapcsolatok:\nNum Conn-id (Helyi C\u00edm,Port)-(T\u00e1voli C\u00edm,Port) Protokoll Akci\u00f3 T\u00edpus K\u00fcld\u00f6tt Fogadott\n1 2 (192.168.1.0-192.168.1.255,*)-(192.168.2.0-192.168.2.255,*) * ESP tunn 352 352<\/code><\/pre>\n<p>\nA forgalom dumpban ESP csomagok, melyek GRE-be vannak kapszul\u00e1zva:<\/p>\n<p><img decoding=\"async\" alt=\"1.5 s\u00e9ma a hazai IPsec VPN-hez. Demoverzi\u00f3k tesztel\u00e9se\" src=\"\/wp-content\/uploads\/2020\/08\/068865544de126a1673c6fb7b6367ffd.jpeg\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<br \/>\nKimenet: Az IPsec-over-GRE megfelel\u0151en m\u0171k\u00f6dik.<\/p>\n<h3>\u00d6sszegz\u00e9s<\/h3>\n<p>\nEgy cs\u00e9sze k\u00e1v\u00e9 el\u00e9g volt. Meg\u00edrtam az \u00fatmutat\u00f3t a dem\u00f3verzi\u00f3 megszerz\u00e9s\u00e9hez. Be\u00e1ll\u00edtottam a GRE-over-IPsec-t \u00e9s visszaforgattam.<\/p>\n<p>A h\u00e1l\u00f3zati interf\u00e9szek t\u00e9rk\u00e9pe a 4.3-as verzi\u00f3ban automatikus! Tov\u00e1bb tesztelem.<\/p>\n<p><i>N\u00e9vtelen m\u00e9rn\u00f6k<br \/>\nt.me\/anonimous_engineer<\/i><br \/>\n<br \/>Forr\u00e1s: <a content=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/habr.com\/ru\/post\/514190\/\">habr.com<\/a> <\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u0421\u0438\u0442\u0443\u0430\u0446\u0438\u044f \u042f \u043f\u043e\u043b\u0443\u0447\u0438\u043b \u0434\u0435\u043c\u043e\u0432\u0435\u0440\u0441\u0438\u044e \u043f\u0440\u043e\u0434\u0443\u043a\u0442\u043e\u0432 \u0421-\u0422\u0435\u0440\u0440\u0430 VPN \u0432\u0435\u0440\u0441\u0438\u0438 4.3 \u043d\u0430 \u0442\u0440\u0438 \u043c\u0435\u0441\u044f\u0446\u0430. \u0425\u043e\u0447\u0443 \u0440\u0430\u0437\u043e\u0431\u0440\u0430\u0442\u044c\u0441\u044f, \u0441\u0442\u0430\u043d\u0435\u0442 \u043b\u0438 \u043c\u043e\u044f \u0438\u043d\u0436\u0435\u043d\u0435\u0440\u043d\u0430\u044f \u0436\u0438\u0437\u043d\u044c \u043b\u0435\u0433\u0447\u0435 \u043f\u043e\u0441\u043b\u0435 \u043f\u0435\u0440\u0435\u0445\u043e\u0434\u0430 \u043d\u0430 \u043d\u043e\u0432\u0443\u044e \u0432\u0435\u0440\u0441\u0438\u044e. \u0421\u0435\u0433\u043e\u0434\u043d\u044f \u043d\u0435 \u0441\u043b\u043e\u0436\u043d\u043e, \u043e\u0434\u043d\u043e\u0433\u043e \u043f\u0430\u043a\u0435\u0442\u0438\u043a\u0430 \u0440\u0430\u0441\u0442\u0432\u043e\u0440\u0438\u043c\u043e\u0433\u043e \u043a\u043e\u0444\u0435 3 \u0432 1 \u0434\u043e\u043b\u0436\u043d\u043e \u0445\u0432\u0430\u0442\u0438\u0442\u044c. \u0420\u0430\u0441\u0441\u043a\u0430\u0436\u0443, \u043a\u0430\u043a \u043f\u043e\u043b\u0443\u0447\u0438\u0442\u044c \u0434\u0435\u043c\u043e\u0432\u0435\u0440\u0441\u0438\u0438. \u041f\u043e\u043f\u0440\u043e\u0431\u0443\u044e \u0441\u043e\u0431\u0440\u0430\u0442\u044c \u0441\u0445\u0435\u043c\u044b GRE-over-IPsec \u0438 IPsec-over-GRE. \u041a\u0430\u043a \u043f\u043e\u043b\u0443\u0447\u0438\u0442\u044c \u0434\u0435\u043c\u043e\u0432\u0435\u0440\u0441\u0438\u044e \u0418\u0437 \u0440\u0438\u0441\u0443\u043d\u043a\u0430 \u0441\u043b\u0435\u0434\u0443\u0435\u0442, \u0447\u0442\u043e\u0431\u044b \u043f\u043e\u043b\u0443\u0447\u0438\u0442\u044c [&hellip;]<\/p>\n","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"author":1,"featured_media":91211,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[688],"tags":[],"class_list":["post-91210","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-administrirovanie"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.3 - aioseo.com -->\n\t<meta name=\"robots\" content=\"max-image-preview:large\" \/>\n\t<meta name=\"author\" content=\"Yuri Gagarin\"\/>\n\t<link rel=\"canonical\" href=\"https:\/\/prohoster.info\/hu\/blog\/administrirovanie\/1-5-shemy-na-otechestvennom-ipsec-vpn-testiruyu-demoversii\" \/>\n\t\t<meta name=\"generator\" content=\"All in One SEO (AIOSEO) 5.0.3\" \/>\n\t\t<meta property=\"og:locale\" content=\"hu_HU\" \/>\n\t\t<meta property=\"og:site_name\" content=\"ProHoster | \u041a\u0443\u043f\u0438\u0442\u044c \u043d\u0430\u0434\u0435\u0436\u043d\u044b\u0439 \u0445\u043e\u0441\u0442\u0438\u043d\u0433 \u0434\u043b\u044f \u0441\u0430\u0439\u0442\u043e\u0432 \u0441 \u0437\u0430\u0449\u0438\u0442\u043e\u0439 \u043e\u0442 DDoS, VPS VDS \u0441\u0435\u0440\u0432\u0435\u0440\u044b\" \/>\n\t\t<meta property=\"og:type\" content=\"article\" \/>\n\t\t<meta property=\"og:title\" content=\"\ud83e\udd471.5 \u0441\u0445\u0435\u043c\u044b \u043d\u0430 \u043e\u0442\u0435\u0447\u0435\u0441\u0442\u0432\u0435\u043d\u043d\u043e\u043c IPsec VPN. \u0422\u0435\u0441\u0442\u0438\u0440\u0443\u044e \u0434\u0435\u043c\u043e\u0432\u0435\u0440\u0441\u0438\u0438 | ProHoster\" \/>\n\t\t<meta property=\"og:url\" content=\"https:\/\/prohoster.info\/hu\/blog\/administrirovanie\/1-5-shemy-na-otechestvennom-ipsec-vpn-testiruyu-demoversii\" \/>\n\t\t<meta property=\"og:image\" content=\"https:\/\/prohoster.info\/wp-content\/uploads\/2021\/11\/logo-350.jpg\" \/>\n\t\t<meta property=\"og:image:secure_url\" content=\"https:\/\/prohoster.info\/wp-content\/uploads\/2021\/11\/logo-350.jpg\" \/>\n\t\t<meta property=\"og:image:width\" content=\"350\" \/>\n\t\t<meta property=\"og:image:height\" content=\"350\" \/>\n\t\t<meta property=\"article:published_time\" content=\"2020-08-09T23:42:13+00:00\" \/>\n\t\t<meta property=\"article:modified_time\" content=\"2020-08-09T23:42:13+00:00\" \/>\n\t\t<meta property=\"article:publisher\" content=\"https:\/\/www.facebook.com\/prohoster\" \/>\n\t\t<meta property=\"article:author\" content=\"https:\/\/www.facebook.com\/prohoster\" \/>\n\t\t<!-- All in One SEO -->\n\n","aioseo_head_json":{"title":"\ud83e\udd471.5 s\u00e9ma hazai IPsec VPN-en. Tesztelem a dem\u00f3verzi\u00f3kat | ProHoster","description":"","canonical_url":"https:\/\/prohoster.info\/hu\/blog\/administrirovanie\/1-5-shemy-na-otechestvennom-ipsec-vpn-testiruyu-demoversii","robots":"max-image-preview:large","keywords":"","webmasterTools":{"miscellaneous":""},"schema":null,"og:locale":"hu_HU","og:site_name":"ProHoster | \u041a\u0443\u043f\u0438\u0442\u044c \u043d\u0430\u0434\u0435\u0436\u043d\u044b\u0439 \u0445\u043e\u0441\u0442\u0438\u043d\u0433 \u0434\u043b\u044f \u0441\u0430\u0439\u0442\u043e\u0432 \u0441 \u0437\u0430\u0449\u0438\u0442\u043e\u0439 \u043e\u0442 DDoS, VPS VDS \u0441\u0435\u0440\u0432\u0435\u0440\u044b","og:type":"article","og:title":"\ud83e\udd471.5 \u0441\u0445\u0435\u043c\u044b \u043d\u0430 \u043e\u0442\u0435\u0447\u0435\u0441\u0442\u0432\u0435\u043d\u043d\u043e\u043c IPsec VPN. \u0422\u0435\u0441\u0442\u0438\u0440\u0443\u044e \u0434\u0435\u043c\u043e\u0432\u0435\u0440\u0441\u0438\u0438 | ProHoster","og:url":"https:\/\/prohoster.info\/hu\/blog\/administrirovanie\/1-5-shemy-na-otechestvennom-ipsec-vpn-testiruyu-demoversii","og:image":"https:\/\/prohoster.info\/wp-content\/uploads\/2021\/11\/logo-350.jpg","og:image:secure_url":"https:\/\/prohoster.info\/wp-content\/uploads\/2021\/11\/logo-350.jpg","og:image:width":350,"og:image:height":350,"article:published_time":"2020-08-09T23:42:13+00:00","article:modified_time":"2020-08-09T23:42:13+00:00","article:publisher":"https:\/\/www.facebook.com\/prohoster","article:author":"https:\/\/www.facebook.com\/prohoster"},"aioseo_meta_data":{"post_id":"91210","title":null,"description":null,"keywords":null,"keyphrases":null,"primary_term":null,"canonical_url":null,"og_title":null,"og_description":null,"og_object_type":"default","og_image_type":"default","og_image_url":null,"og_image_width":null,"og_image_height":null,"og_image_custom_url":null,"og_image_custom_fields":null,"og_video":null,"og_custom_url":null,"og_article_section":null,"og_article_tags":null,"twitter_use_og":false,"twitter_card":"default","twitter_image_type":"default","twitter_image_url":null,"twitter_image_custom_url":null,"twitter_image_custom_fields":null,"twitter_title":null,"twitter_description":null,"schema":{"blockGraphs":[],"customGraphs":[],"default":{"data":{"Article":[],"Course":[],"Dataset":[],"FAQPage":[],"Movie":[],"Person":[],"Product":[],"ProductReview":[],"Car":[],"Recipe":[],"Service":[],"SoftwareApplication":[],"WebPage":[]},"graphName":"","isEnabled":true},"graphs":[]},"schema_type":null,"schema_type_options":null,"pillar_content":false,"robots_default":true,"robots_noindex":false,"robots_noarchive":false,"robots_nosnippet":false,"robots_nofollow":false,"robots_noimageindex":false,"robots_noodp":false,"robots_notranslate":false,"robots_max_snippet":null,"robots_max_videopreview":null,"robots_max_imagepreview":"large","priority":null,"frequency":null,"local_seo":null,"seo_analyzer_scan_date":null,"breadcrumb_settings":null,"limit_modified_date":false,"reviewed_by":null,"ai":null,"created":"2021-02-28 12:32:22","updated":"2022-09-28 01:47:27","focus_keyword":null,"additional_keywords":null,"truseo_locale":null},"gt_translate_keys":[{"key":"link","format":"url"}],"_links":{"self":[{"href":"https:\/\/prohoster.info\/hu\/wp-json\/wp\/v2\/posts\/91210","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/prohoster.info\/hu\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/prohoster.info\/hu\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/prohoster.info\/hu\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/prohoster.info\/hu\/wp-json\/wp\/v2\/comments?post=91210"}],"version-history":[{"count":0,"href":"https:\/\/prohoster.info\/hu\/wp-json\/wp\/v2\/posts\/91210\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/prohoster.info\/hu\/wp-json\/wp\/v2\/media\/91211"}],"wp:attachment":[{"href":"https:\/\/prohoster.info\/hu\/wp-json\/wp\/v2\/media?parent=91210"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/prohoster.info\/hu\/wp-json\/wp\/v2\/categories?post=91210"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/prohoster.info\/hu\/wp-json\/wp\/v2\/tags?post=91210"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}