{"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\/sk\/blog\/administrirovanie\/1-5-shemy-na-otechestvennom-ipsec-vpn-testiruyu-demoversii","title":{"rendered":"1.5 sch\u00e9my na dom\u00e1com IPsec VPN. Testujem demo verzie","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p><img decoding=\"async\" alt=\"1.5 sch\u00e9my na dom\u00e1com IPsec VPN. Testujem demo verzie\" src=\"\/wp-content\/uploads\/2020\/08\/34026e07ff4a1fd64227224ca4c96f0d.jpeg\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<\/p>\n<h3>Situ\u00e1cia<\/h3>\n<p>\nDostal som demo verziu produktov S-Terra VPN verzie 4.3 na tri mesiace. Chcem zisti\u0165, \u010di sa m\u00f4j in\u017einiersky \u017eivot stane jednoduch\u0161\u00edm prechodom na nov\u00fa verziu.<\/p>\n<p>Dnes to nie je \u0165a\u017ek\u00e9, jeden s\u00e1\u010dok instantnej k\u00e1vy 3 v 1 by mal sta\u010di\u0165. Povediem v\u00e1m, ako z\u00edska\u0165 demo verzie. Pok\u00fasim sa zostavi\u0165 sch\u00e9my GRE-over-IPsec a IPsec-over-GRE.<br \/>\n<noindex><a rel=\"nofollow\" name=\"habracut\"><\/a><\/noindex><\/p>\n<h3>Ako z\u00edska\u0165 demo verziu<\/h3>\n<p>\n<img decoding=\"async\" alt=\"1.5 sch\u00e9my na dom\u00e1com IPsec VPN. Testujem demo verzie\" src=\"\/wp-content\/uploads\/2020\/08\/0c5482e01684b8c7b3e35fb9c473b475.jpeg\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<br \/>\nZ obr\u00e1zku vypl\u00fdva, \u017ee na z\u00edskanie demo verzie je potrebn\u00e9:<\/p>\n<ul>\n<li>Nap\u00edsa\u0165 e-mail na presale@s-terra.ru z firemnej adresy;<\/li>\n<li>V e-maile uvies\u0165 I\u010cO va\u0161ej organiz\u00e1cie;<\/li>\n<li>Uvies\u0165 produkty a ich mno\u017estvo.<\/li>\n<\/ul>\n<p>\nDemo verzie s\u00fa platn\u00e9 tri mesiace. Dod\u00e1vate\u013e neobmedzuje ich funk\u010dnos\u0165. <\/p>\n<h3>Rozbieham obraz<\/h3>\n<p>\nDemo verzia bezpe\u010dnostn\u00e9ho br\u00e1ny je obraz virtu\u00e1lneho stroja. Pou\u017e\u00edvam VMWare Workstation. Kompletn\u00fd zoznam podporovan\u00fdch hyperv\u00edzorov a virtu\u00e1lnych prostred\u00ed je zverejnen\u00fd na str\u00e1nke dod\u00e1vate\u013ea. <\/p>\n<p>Pred za\u010dat\u00edm akt\u00edvnych akci\u00ed, venujte pozornos\u0165, \u017ee v obraze virtu\u00e1lneho stroja predvolene nie s\u00fa \u017eiadne sie\u0165ov\u00e9 rozhrania: <\/p>\n<p><img decoding=\"async\" alt=\"1.5 sch\u00e9my na dom\u00e1com IPsec VPN. Testujem demo verzie\" src=\"\/wp-content\/uploads\/2020\/08\/b1ffa5f27aae9744fc24a91b709794d6.jpeg\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<br \/>\nLogika je jasn\u00e1, pou\u017e\u00edvate\u013e mus\u00ed prida\u0165 to\u013eko rozhran\u00ed, ko\u013eko potrebuje. Prid\u00e1m \u0161tyri naraz:<\/p>\n<p><img decoding=\"async\" alt=\"1.5 sch\u00e9my na dom\u00e1com IPsec VPN. Testujem demo verzie\" src=\"\/wp-content\/uploads\/2020\/08\/626f2e1ba04babd37373298d650b210d.jpeg\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<br \/>\nTeraz sp\u00fa\u0161\u0165am virtu\u00e1lny stroj. Hne\u010f po spusten\u00ed br\u00e1na vy\u017eaduje prihl\u00e1senie a heslo. <\/p>\n<blockquote><p>V S-Terra Br\u00e1ne je nieko\u013eko konzol s r\u00f4znymi \u00fa\u010dtami. Spo\u010d\u00edtam ich po\u010det v samostatnom \u010dl\u00e1nku. Zatia\u013e:<br \/>\n<code>Prihl\u00e1si\u0165 sa ako: administr\u00e1tor<br \/>\nHeslo: s-terra<\/code><\/p><\/blockquote>\n<p>\nInicializujem br\u00e1nu. Inicializ\u00e1cia je sekvencia akci\u00ed: zadanie licencie, nastavenie biologick\u00e9ho gener\u00e1tora n\u00e1hodn\u00fdch \u010d\u00edsel (kl\u00e1vesnicov\u00fd tr\u00e9ner \u2013 m\u00f4j rekord 27 sek\u00fand) a vytvorenie mapy sie\u0165ov\u00fdch rozhran\u00ed.<\/p>\n<h3>Mapa sie\u0165ov\u00fdch rozhran\u00ed. Stalo sa to jednoduch\u0161ie<\/h3>\n<p>\nVerzia 4.2 v\u00edtala akt\u00edvneho pou\u017e\u00edvate\u013ea spr\u00e1vami:<\/p>\n<p><code>Spustenie demona IPsec\u2026.. zlyhalo<br \/>\nCHYBA: Nepodarilo sa nadviaza\u0165 spojenie s demonmi<\/code><\/p>\n<p><i>Akt\u00edvny pou\u017e\u00edvate\u013e (pod\u013ea anonymn\u00e9ho in\u017einiera) \u2013 pou\u017e\u00edvate\u013e, ktor\u00fd je schopn\u00fd nastavi\u0165 \u010doko\u013evek r\u00fdchlo a bez dokument\u00e1cie.<\/i><\/p>\n<p>Nie\u010do i\u0161lo zle, e\u0161te pred pokusmi nastavi\u0165 IP adresu na rozhran\u00ed. V\u0161etko bolo v mape sie\u0165ov\u00fdch rozhran\u00ed. Bolo potrebn\u00e9 vykona\u0165:<\/p>\n<p><code>\/bin\/netifcfg enum &gt; \/home\/map<br \/>\n\/bin\/netifcfg map \/home\/map<br \/>\nre\u0161tartovanie slu\u017eby networking<\/code><\/p>\n<p>V\u00fdsledkom je vytvorenie mapy sie\u0165ov\u00fdch rozhran\u00ed, ktor\u00e1 obsahuje mapovanie mien fyzick\u00fdch rozhran\u00ed (0000:02:03.0) a ich logick\u00fdch ozna\u010den\u00ed v opera\u010dnom syst\u00e9me (eth0) a Cisco-like konzole (FastEthernet0\/0):<\/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>Logick\u00e9 ozna\u010denia rozhran\u00ed sa naz\u00fdvaj\u00fa aliasy. Aliasy s\u00fa ulo\u017een\u00e9 v s\u00fabore \/etc\/ifaliases.cf. <br \/>\nV verzii 4.3 sa pri prvom spusten\u00ed virtu\u00e1lneho stroja mapa rozhran\u00ed vytv\u00e1ra automaticky. Ak men\u00edte po\u010det sie\u0165ov\u00fdch rozhran\u00ed vo virtu\u00e1lke, pros\u00edm, vytvorte mapu rozhran\u00ed znova:<\/p>\n<p><code>\/bin\/netifcfg enum &gt; \/home\/map<br \/>\n\/bin\/netifcfg map \/home\/map<br \/>\nsystemctl restart networking<\/code><\/p>\n<h3>Sch\u00e9ma 1: GRE-over-IPsec<\/h3>\n<p>\nRozba\u013eujem dva virtu\u00e1lne br\u00e1ny, prep\u00e1jam tak, ako je zn\u00e1zornen\u00e9 na obr\u00e1zku:<\/p>\n<p><img decoding=\"async\" alt=\"1.5 sch\u00e9my na dom\u00e1com IPsec VPN. Testujem demo verzie\" src=\"\/wp-content\/uploads\/2020\/08\/bf3b085f6874d04043511ef262979a39.jpeg\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<br \/>\n<b>Krok 1. Konfigurujem IP adresy a smerovania<\/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>\nKontrolujem IP spojenie:<\/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) bytes of data.\n64 bytes from 172.16.1.254: icmp_seq=1 ttl=64 time=0.545 ms\n64 bytes from 172.16.1.254: icmp_seq=2 ttl=64 time=0.657 ms\n64 bytes from 172.16.1.254: icmp_seq=3 ttl=64 time=0.687 ms\n64 bytes from 172.16.1.254: icmp_seq=4 ttl=64 time=0.273 ms\n\n--- 172.16.1.254 ping statistics ---\n4 packets transmitted, 4 received, 0% packet loss, time 3005ms\nrtt min\/avg\/max\/mdev = 0.273\/0.540\/0.687\/0.164 ms<\/code><\/pre>\n<p><b>Krok 2. Konfigurujem GRE<\/b><\/p>\n<p>Pr\u00edklad konfigur\u00e1cie GRE beriem z ofici\u00e1lnych skriptov. Vytv\u00e1ram s\u00fabor gre1 v adres\u00e1ri \/etc\/network\/interfaces.d s obsahom.<\/p>\n<p>Pre VG1:<\/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>\nPre VG2:<\/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>\nZvy\u0161ujem rozhranie v syst\u00e9me:<\/p>\n<pre><code class=\"plaintext\">root@VG1:~# ifup gre1\nroot@VG2:~# ifup gre1<\/code><\/pre>\n<p>\nKontrolujem:<\/p>\n<pre><code class=\"plaintext\">root@VG1:~# ip address show\n8: gre1@NONE:  mtu 1400 qdisc noqueue state UNKNOWN group 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 scope global 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>\nV C-Terra Br\u00e1na je zabudovan\u00fd paketov\u00fd sniff\u00e9r \u2014 tcpdump. Zap\u00ed\u0161em dump traffic do pcap s\u00faboru:<\/p>\n<pre><code class=\"plaintext\">root@VG2:~# tcpdump -i eth0 -w \/home\/dump.pcap<\/code><\/pre>\n<p>\nSp\u00fa\u0161\u0165am ping medzi GRE rozhraniami:<\/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) bytes of data.\n64 bytes from 1.1.1.2: icmp_seq=1 ttl=64 time=0.918 ms\n64 bytes from 1.1.1.2: icmp_seq=2 ttl=64 time=0.850 ms\n64 bytes from 1.1.1.2: icmp_seq=3 ttl=64 time=0.918 ms\n64 bytes from 1.1.1.2: icmp_seq=4 ttl=64 time=0.974 ms\n\n--- 1.1.1.2 ping statistics ---\n4 packets transmitted, 4 received, 0% packet loss, time 3006ms\nrtt min\/avg\/max\/mdev = 0.850\/0.915\/0.974\/0.043 ms<\/code><\/pre>\n<p>\nGRE tunel je akt\u00edvny a funguje:<\/p>\n<p><img decoding=\"async\" alt=\"1.5 sch\u00e9my na dom\u00e1com IPsec VPN. Testujem demo verzie\" src=\"\/wp-content\/uploads\/2020\/08\/0b56c02e36d1dd17b42e3fadcffb6193.jpeg\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<br \/>\n<b>Krok 3. \u0160ifrujem GRE pomocou GOST<\/b><\/p>\n<p>Nastavujem typ identifik\u00e1cie \u2013 pod\u013ea adresy. Autentifik\u00e1cia pomocou predur\u010den\u00e9ho k\u013e\u00fa\u010da (pod\u013ea Pravidiel Pou\u017e\u00edvania je potrebn\u00e9 pou\u017ei\u0165 digit\u00e1lne certifik\u00e1ty):<\/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>\nNastavujem parametre IPsec f\u00e1zy I:<\/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>\nNastavujem parametre IPsec f\u00e1zy II:<\/p>\n<pre><code class=\"plaintext\">VG1(config)#\ncrypto ipsec transform-set TSET esp-gost28147-4m-imit\nmode tunnel<\/code><\/pre>\n<p>\nVytv\u00e1ram pr\u00edstupov\u00fd zoznam na \u0161ifrovanie. Cie\u013eov\u00fd prenos \u2013 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>\nVytv\u00e1ram kryptomapu a prip\u00e1jam ju k WAN rozhraniu:<\/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>\nPre VG2 je konfigur\u00e1cia zrkadlov\u00e1, rozdiely:<\/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>\nKontrolujem:<\/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) bytes of data.\n64 bytes from 1.1.1.2: icmp_seq=1 ttl=64 time=1128 ms\n64 bytes from 1.1.1.2: icmp_seq=2 ttl=64 time=126 ms\n64 bytes from 1.1.1.2: icmp_seq=3 ttl=64 time=1.07 ms\n64 bytes from 1.1.1.2: icmp_seq=4 ttl=64 time=1.12 ms\n\n--- 1.1.1.2 ping statistics ---\n4 packets transmitted, 4 received, 0% packet loss, time 3006ms\nrtt min\/avg\/max\/mdev = 1.077\/314.271\/1128.419\/472.826 ms, pipe 2\n<\/code><\/pre>\n<p>\n\u0160tatistika ISAKMP\/IPsec:<\/p>\n<pre><code class=\"plaintext\">root@VG1:~# sa_mgr show\nISAKMP sessions: 0 initiated, 0 responded\n\nISAKMP connections:\nNum Conn-id (Local Addr,Port)-(Remote Addr,Port) State Sent Rcvd\n1 1 (172.16.1.253,500)-(172.16.1.254,500) active 1086 1014\n\nIPsec connections:\nNum Conn-id (Local Addr,Port)-(Remote Addr,Port) Protocol Action Type Sent Rcvd\n1 1 (172.16.1.253,*)-(172.16.1.254,*) 47 ESP tunn 480 480<\/code><\/pre>\n<p>\nV dume prenosu nie s\u00fa GRE pakety:<\/p>\n<p><img decoding=\"async\" alt=\"1.5 sch\u00e9my na dom\u00e1com IPsec VPN. Testujem demo verzie\" src=\"\/wp-content\/uploads\/2020\/08\/cf96619cb4224cbf4da7c15db73587c7.jpeg\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<br \/>\nV\u00fdstup: sch\u00e9ma GRE-over-IPsec spr\u00e1vne funguje.<\/p>\n<h3>Sch\u00e9ma 1.5: IPsec-over-GRE<\/h3>\n<p>\nPl\u00e1nujem nepou\u017ei\u0165 IPsec-over-GRE v sieti. Zbieram ho, preto\u017ee chcem. <\/p>\n<p><img decoding=\"async\" alt=\"1.5 sch\u00e9my na dom\u00e1com IPsec VPN. Testujem demo verzie\" src=\"\/wp-content\/uploads\/2020\/08\/98909280d82184278e23f2c38b90947d.jpeg\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<br \/>\nAby som rozvinul sch\u00e9mu GRE-over-IPsec naopak, mus\u00edm:<\/p>\n<ul>\n<li>Opravi\u0165 pr\u00edstupov\u00fd zoznam na \u0161ifrovanie \u2013 cie\u013eov\u00fd prenos z LAN1 do LAN2 a naopak;<\/li>\n<li>Nastavi\u0165 smerovanie cez GRE;<\/li>\n<li>Pripoji\u0165 kryptomapu na GRE rozhranie.<\/li>\n<\/ul>\n<p>\nVo v\u00fdchozom nastaven\u00ed v Cisco-like konzole br\u00e1ny neexistuje GRE rozhranie. Existuje iba v opera\u010dnom syst\u00e9me. <\/p>\n<p>Prid\u00e1vam GRE rozhranie do Cisco-like konzoly. Na to upravujem s\u00fabor \/etc\/ifaliases.cf:<\/p>\n<pre><code class=\"plaintext\">interface (name=\"FastEthernet0\/0\" pattern=\"eth0\")\ninterface (name=\"FastEthernet0\/1\" pattern=\"eth1\")\ninterface (name=\"FastEthernet0\/2\" pattern=\"eth2\")\ninterface (name=\"FastEthernet0\/3\" pattern=\"eth3\")\ninterface (name=\"Tunnel0\" pattern=\"gre1\")\ninterface (name=\"default\" pattern=\"*\")<\/code><\/pre>\n<p>\nkde gre1 \u2013 ozna\u010denie rozhrania v opera\u010dnom syst\u00e9me, Tunnel0 \u2013 ozna\u010denie rozhrania v Cisco-like konzole.<\/p>\n<p>Prepo\u010d\u00edtavam hash s\u00faboru:<\/p>\n<pre><code class=\"plaintext\">root@VG1:~# integr_mgr calc -f \/etc\/ifaliases.cf\n\nSUCCESS:  Operation was successful.<\/code><\/pre>\n<p>\nTeraz sa rozhranie Tunnel0 objavilo v Cisco-like konzole:<\/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>\nOpravuju pr\u00edstupov\u00fd zoznam na \u0161ifrovanie:<\/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>\nNastavujem smerovanie cez GRE:<\/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>\nOdpojujem cryptokartu z Fa0\/0 a prip\u00e1jam ju k GRE rozhraniu:<\/p>\n<pre><code class=\"plaintext\">VG1(config)#\ninterface Tunnel0\ncrypto map CMAP<\/code><\/pre>\n<p>\nPre VG2 podobne.<\/p>\n<p>Kontrolujem:<\/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 statistics ---\n4 packets transmitted, 4 received, 0% packet loss, time 3006ms\nrtt min\/avg\/max\/mdev = 1.064\/124.048\/492.972\/212.998 ms<\/code><\/pre>\n<p>\u0160tatistika ISAKMP\/IPsec:<\/p>\n<pre><code class=\"plaintext\">root@VG1:~# sa_mgr show\nISAKMP sessions: 0 initiated, 0 responded\n\nISAKMP connections:\nNum Conn-id (Local Addr,Port)-(Remote Addr,Port) State Sent Rcvd\n1 2 (172.16.1.253,500)-(172.16.1.254,500) active 1094 1022\n\nIPsec connections:\nNum Conn-id (Local Addr,Port)-(Remote Addr,Port) Protocol Action Type Sent Rcvd\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>\nV dumpovan\u00ed prev\u00e1dzky s\u00fa ESP pakety, ktor\u00e9 s\u00fa zapuzdren\u00e9 v GRE:<\/p>\n<p><img decoding=\"async\" alt=\"1.5 sch\u00e9my na dom\u00e1com IPsec VPN. Testujem demo verzie\" src=\"\/wp-content\/uploads\/2020\/08\/068865544de126a1673c6fb7b6367ffd.jpeg\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<br \/>\nV\u00fdstup: IPsec-over-GRE funguje spr\u00e1vne.<\/p>\n<h3>Zhrnutie<\/h3>\n<p>\nJedna \u0161\u00e1lka k\u00e1vy sta\u010dila. Nap\u00edsal som n\u00e1vod na z\u00edskanie demoverzie. Nastavil som GRE-over-IPsec a rozbehol to naopak.<\/p>\n<p>Mapa sie\u0165ov\u00fdch rozhran\u00ed vo verzii 4.3 je automatick\u00e1! Testujem \u010falej.<\/p>\n<p><i>Anonymn\u00fd in\u017einier<br \/>\nt.me\/anonimous_engineer<\/i><br \/>\n<br \/>Zdroj: <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 5.0.4 - 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\/sk\/blog\/administrirovanie\/1-5-shemy-na-otechestvennom-ipsec-vpn-testiruyu-demoversii\" \/>\n\t\t<meta name=\"generator\" content=\"All in One SEO (AIOSEO) 5.0.4\" \/>\n\t\t<meta property=\"og:locale\" content=\"sk_SK\" \/>\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\/sk\/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 sch\u00e9m na dom\u00e1com IPsec VPN. 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