{"id":76505,"date":"2020-04-02T19:42:00","date_gmt":"2020-04-02T17:42:00","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/vypusk-paketnogo-filtra-nftables-0-9-4"},"modified":"2020-04-02T19:42:00","modified_gmt":"2020-04-02T17:42:00","slug":"vypusk-paketnogo-filtra-nftables-0-9-4","status":"publish","type":"post","link":"https:\/\/prohoster.info\/sv\/blog\/news\/vypusk-paketnogo-filtra-nftables-0-9-4","title":{"rendered":"Utgivning av nftables paketfilter 0.9.4","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p><noindex><a rel=\"nofollow\" href=\"https:\/\/marc.info\/?l=netfilter&#038;m=158575148505527&#038;w=2\">Publicerad<\/a><\/noindex> utgivning av paketfilter <noindex><a rel=\"nofollow\" href=\"https:\/\/netfilter.org\/projects\/nftables\/\">nftables 0.9.4<\/a><\/noindex>, som utvecklas som en ers\u00e4ttning f\u00f6r iptables, ip6tables, arptables och ebtables genom att f\u00f6rena gr\u00e4nssnitten f\u00f6r paketfiltrering f\u00f6r IPv4, IPv6, ARP och n\u00e4tverksbryggor. Paketet nftables inkluderar komponenter av paketfiltern som arbetar i anv\u00e4ndarrummet, medan k\u00e4rnniv\u00e5ns arbete tillhandah\u00e5lls av nf_tables subsystemet, som ing\u00e5r i Linux-k\u00e4rnan sedan version 3.13. N\u00f6dv\u00e4ndiga \u00e4ndringar f\u00f6r att st\u00f6dja nftables 0.9.4 ing\u00e5r i en kommande k\u00e4rngren <noindex><a rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=52632\">Linux 5.6<\/a><\/noindex>.<\/p>\n<p>P\u00e5 k\u00e4rnniv\u00e5 tillhandah\u00e5lls endast ett gemensamt gr\u00e4nssnitt, oberoende av specifik protokoll och ger grundl\u00e4ggande funktioner f\u00f6r att extrahera data fr\u00e5n paket, utf\u00f6ra operationer med data och kontrollera fl\u00f6det. Regler f\u00f6r filtrering och protokollspecifika behandlare kompileras direkt till bytekod i anv\u00e4ndarrummet, varefter denna bytekod laddas in i k\u00e4rnan via Netlink-gr\u00e4nssnittet och utf\u00f6rs i k\u00e4rnan i en speciell virtuell maskin som liknar BPF (Berkeley Packet Filters). Detta tillv\u00e4gag\u00e5ngss\u00e4tt m\u00f6jligg\u00f6r en betydande minskning av storleken p\u00e5 filtreringskoden som k\u00f6rs p\u00e5 k\u00e4rnniv\u00e5 och flyttar alla funktioner f\u00f6r reglerdjup och logik av protokoll till anv\u00e4ndarrummet.<\/p>\n<p>Huvudsakliga nyheter:\n<\/p>\n<ul>\n<li class=\"l\"> \u041f\u043e\u0434\u0434\u0435\u0440\u0436\u043a\u0430 \u0434\u0438\u0430\u043f\u0430\u0437\u043e\u043d\u043e\u0432 \u0432 \u043f\u0440\u0438\u0441\u043e\u0435\u0434\u0438\u043d\u0435\u043d\u0438\u044f\u0445 (concatenation, \u043e\u043f\u0440\u0435\u0434\u0435\u043b\u0451\u043d\u043d\u044b\u0435 \u0441\u0432\u044f\u0437\u043a\u0438 \u0430\u0434\u0440\u0435\u0441\u043e\u0432 \u0438 \u043f\u043e\u0440\u0442\u043e\u0432, \u0443\u043f\u0440\u043e\u0449\u0430\u044e\u0449\u0438\u0435 \u0441\u043e\u043f\u043e\u0441\u0442\u0430\u0432\u043b\u0435\u043d\u0438\u0435). \u041d\u0430\u043f\u0440\u0438\u043c\u0435\u0440, \u0434\u043b\u044f \u043d\u0430\u0431\u043e\u0440\u0430 &#171;whitelist&#187;, \u044d\u043b\u0435\u043c\u0435\u043d\u0442\u044b \u043a\u043e\u0442\u043e\u0440\u043e\u0433\u043e \u044f\u0432\u043b\u044f\u044e\u0442\u0441\u044f \u043f\u0440\u0438\u0441\u043e\u0435\u0434\u0438\u043d\u0435\u043d\u0438\u0435\u043c,  \u0443\u043a\u0430\u0437\u0430\u043d\u0438\u0435 \u0444\u043b\u0430\u0433\u0430 &#171;interval&#187;  \u0431\u0443\u0434\u0435\u0442 \u0443\u043a\u0430\u0437\u044b\u0432\u0430\u0442\u044c \u043d\u0430 \u0442\u043e, \u0447\u0442\u043e \u043d\u0430\u0431\u043e\u0440 \u043c\u043e\u0436\u0435\u0442 \u0432\u043a\u043b\u044e\u0447\u0430\u0442\u044c \u0434\u0438\u0430\u043f\u0430\u0437\u043e\u043d\u044b \u0432 \u043f\u0440\u0438\u0441\u043e\u0435\u0434\u0438\u043d\u0435\u043d\u0438\u0438 (\u0434\u043b\u044f \u043f\u0440\u0438\u0441\u043e\u0435\u0434\u0438\u043d\u0435\u043d\u0438\u044f &#171;ipv4_addr . ipv4_addr . inet_service&#187; \u0440\u0430\u043d\u044c\u0448\u0435 \u043c\u043e\u0436\u043d\u043e \u0431\u044b\u043b\u043e \u043f\u0435\u0440\u0435\u0447\u0438\u0441\u043b\u044f\u0442\u044c \u0442\u043e\u0447\u043d\u044b\u0435 \u0441\u043e\u0432\u043f\u0430\u0434\u0435\u043d\u0438\u044f \u0432\u0438\u0434\u0430 &#171;192.168.10.35 . 192.68.11.123 . 80&#187;, \u0430 \u0442\u0435\u043f\u0435\u0440\u044c \u043c\u043e\u0436\u043d\u043e \u0443\u043a\u0430\u0437\u044b\u0432\u0430\u0442\u044c \u0433\u0440\u0443\u043f\u043f\u044b \u0430\u0434\u0440\u0435\u0441\u043e\u0432 &#171;192.168.10.35-192.168.10.40 . 192.68.11.123-192.168.11.125 . 80&#187;):\n<p>    table ip foo {<br \/>\n           set whitelist {<br \/>\n                   type ipv4_addr . ipv4_addr . inet_service<br \/>\n                   flags interval<br \/>\n                   elements = { 192.168.10.35-192.168.10.40 . 192.68.11.123-192.168.11.125 . 80 }<br \/>\n           }<\/p>\n<p>           chain bar {<br \/>\n                   type filter hook prerouting priority filter; policy drop;<br \/>\n                   ip saddr . ip daddr . tcp dport @whitelist accept<br \/>\n           }<br \/>\n    }<\/p>\n<li class=\"l\"> \u0412 \u043d\u0430\u0431\u043e\u0440\u0430\u0445 \u0438 map-\u0441\u043f\u0438\u0441\u043a\u0430\u0445 \u043e\u0431\u0435\u0441\u043f\u0435\u0447\u0435\u043d\u0430 \u0432\u043e\u0437\u043c\u043e\u0436\u043d\u043e\u0441\u0442\u044c \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u043d\u0438\u044f \u0434\u0438\u0440\u0435\u043a\u0442\u0438\u0432\u044b &#171;typeof&#187;, \u043e\u043f\u0440\u0435\u0434\u0435\u043b\u044f\u044e\u0449\u0435\u0439 \u0444\u043e\u0440\u043c\u0430\u0442 \u044d\u043b\u0435\u043c\u0435\u043d\u0442\u0430 \u043f\u0440\u0438 \u0441\u043e\u043f\u043e\u0441\u0442\u0430\u0432\u043b\u0435\u043d\u0438\u0438.<br \/>\n Till exempel:<\/p>\n<p>     table ip foo {<br \/>\n            set whitelist {<br \/>\n                    typeof ip saddr<br \/>\n                    elements = { 192.168.10.35, 192.168.10.101, 192.168.10.135 }<br \/>\n            }<\/p>\n<p>            chain bar {<br \/>\n                    type filter hook prerouting priority filter; policy drop;<br \/>\n                    ip daddr @whitelist accept<br \/>\n            }<br \/>\n     }<\/p>\n<p>     table ip foo {<br \/>\n            map addr2mark {<br \/>\n                typeof ip saddr : meta mark<br \/>\n                elements = { 192.168.10.35 : 0x00000001, 192.168.10.135 : 0x00000002 }<br \/>\n            }<br \/>\n     }<\/p>\n<li class=\"l\"> M\u00f6jlighet till anv\u00e4ndning av sammanfogningar i NAT-bindningar har lagts till, vilket m\u00f6jligg\u00f6r angivande av adress och port vid definiering av NAT-transformationer baserat p\u00e5 map-lists eller namngivna upps\u00e4ttningar:\n<p>      nft add rule ip nat pre dnat ip addr . port to ip saddr map { 1.1.1.1 : 2.2.2.2 . 30 }<\/p>\n<p>      nft add map ip nat destinations { type ipv4_addr . inet_service : ipv4_addr . inet_service &#92;&#92;; }<br \/>\n      nft add rule ip nat pre dnat ip addr . port to ip saddr . tcp dport map @destinations<\/p>\n<li class=\"l\"> \u041f\u043e\u0434\u0434\u0435\u0440\u0436\u043a\u0430 \u0430\u043f\u043f\u0430\u0440\u0430\u0442\u043d\u043e\u0433\u043e \u0443\u0441\u043a\u043e\u0440\u0435\u043d\u0438\u044f \u0441 \u0432\u044b\u043d\u043e\u0441\u043e\u043c \u043d\u0435\u043a\u043e\u0442\u043e\u0440\u044b\u0445 \u043e\u043f\u0435\u0440\u0430\u0446\u0438\u0439 \u0444\u0438\u043b\u044c\u0442\u0440\u0430\u0446\u0438\u0438 \u043d\u0430 \u043f\u043b\u0435\u0447\u0438 \u0441\u0435\u0442\u0435\u0432\u043e\u0439 \u043a\u0430\u0440\u0442\u044b. \u0423\u0441\u043a\u043e\u0440\u0435\u043d\u0438\u0435 \u0432\u043a\u043b\u044e\u0447\u0430\u0435\u0442\u0441\u044f \u0447\u0435\u0440\u0435\u0437 \u0443\u0442\u0438\u043b\u0438\u0442\u0443  ethtool (&#171;ethtool -K eth0 hw-tc-offload on&#187;), \u043f\u043e\u0441\u043b\u0435 \u0447\u0435\u0433\u043e \u0430\u043a\u0442\u0438\u0432\u0438\u0440\u0443\u0435\u0442\u0441\u044f \u0432  nftables \u0434\u043b\u044f \u043e\u0441\u043d\u043e\u0432\u043d\u043e\u0439 \u0446\u0435\u043f\u043e\u0447\u043a\u0438 \u043f\u0440\u0438 \u043f\u043e\u043c\u043e\u0449\u0438 \u0444\u043b\u0430\u0433\u0430 &#171;offload&#187;. \u041f\u0440\u0438 \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u043d\u0438\u0438 \u044f\u0434\u0440\u0430 Linux 5.6 \u043f\u043e\u0434\u0434\u0435\u0440\u0436\u0438\u0432\u0430\u0435\u0442\u0441\u044f \u0430\u043f\u043f\u0430\u0440\u0430\u0442\u043d\u043e\u0435 \u0443\u0441\u043a\u043e\u0440\u0435\u043d\u0438\u0435 \u0434\u043b\u044f \u0441\u043e\u043f\u043e\u0441\u0442\u0430\u0432\u043b\u0435\u043d\u0438\u044f \u043f\u043e\u043b\u0435\u0439 \u0437\u0430\u0433\u043e\u043b\u043e\u0432\u043a\u0430 \u0438 \u043f\u0440\u043e\u0432\u0435\u0440\u043a\u0438 \u0432\u0445\u043e\u0434\u044f\u0449\u0435\u0433\u043e \u0438\u043d\u0442\u0435\u0440\u0444\u0435\u0439\u0441\u0430 \u0432 \u0441\u043e\u0447\u0435\u0442\u0430\u043d\u0438\u0438 \u0441 \u043f\u0440\u0438\u0451\u043c\u043e\u043c, \u043e\u0442\u0431\u0440\u0430\u0441\u044b\u0432\u0430\u043d\u0438\u0435\u043c, \u0434\u0443\u0431\u043b\u0438\u0440\u043e\u0432\u0430\u043d\u0438\u0435\u043c (dup) \u0438 \u043f\u0435\u0440\u0435\u043d\u0430\u043f\u0440\u0430\u0432\u043b\u0435\u043d\u0438\u0435\u043c (fwd) \u043f\u0430\u043a\u0435\u0442\u043e\u0432. \u0412 \u043f\u0440\u0438\u043c\u0435\u0440\u0435 \u043d\u0438\u0436\u0435 \u043e\u043f\u0435\u0440\u0430\u0446\u0438\u0438 \u043e\u0442\u0431\u0440\u0430\u0441\u044b\u0432\u0430\u043d\u0438\u044f \u043f\u0430\u043a\u0435\u0442\u043e\u0432, \u043f\u0440\u0438\u0445\u043e\u0434\u044f\u0449\u0438\u0445 \u043e\u0442 \u0430\u0434\u0440\u0435\u0441\u0430 192.168.30.20, \u0432\u044b\u043f\u043e\u043b\u043d\u044f\u044e\u0442\u0441\u044f \u043d\u0430 \u0443\u0440\u043e\u0432\u043d\u0435 \u0441\u0435\u0442\u0435\u0432\u043e\u0439 \u043a\u0430\u0440\u0442\u044b, \u0431\u0435\u0437 \u043f\u0435\u0440\u0435\u0434\u0430\u0447\u0438 \u043f\u0430\u043a\u0435\u0442\u043e\u0432 \u044f\u0434\u0440\u0443:\n<p>     # cat file.nft<br \/>\n     table netdev x {<br \/>\n            chain y {<br \/>\n                type filter hook ingress device eth0 priority 10; flags offload;<br \/>\n                ip saddr 192.168.30.20 drop<br \/>\n            }<br \/>\n     }<br \/>\n     # nft -f file.nft<\/p>\n<li class=\"l\"> F\u00f6rb\u00e4ttrad felmeddelande om platsen f\u00f6r ett regelbrott.\n<p>     # nft delete rule ip y z handle 7<br \/>\n     Error: Could not process rule: No such file or directory<br \/>\n     delete rule ip y z handle 7<br \/>\n                    ^<\/p>\n<p>     # nft delete rule ip x x handle 7<br \/>\n     Error: Could not process rule: No such file or directory<br \/>\n     delete rule ip x x handle 7<br \/>\n                               ^<\/p>\n<p>     # nft delete table twst<br \/>\n     Error: No such file or directory; did you mean table &#226;&#8364;&#732;test&#8217; in family ip?<br \/>\n     delete table twst<br \/>\n                  ^^^^<\/p>\n<p>\u0412 \u043f\u0435\u0440\u0432\u043e\u043c \u043f\u0440\u0438\u043c\u0435\u0440\u0435 \u043f\u043e\u043a\u0430\u0437\u0430\u043d\u043e, \u0447\u0442\u043e \u0442\u0430\u0431\u043b\u0438\u0446\u0430 &#171;y&#187; \u043e\u0442\u0441\u0443\u0442\u0441\u0442\u0432\u0443\u0435\u0442 \u0432 \u0441\u0438\u0441\u0442\u0435\u043c\u0435,  \u0432\u043e \u0432\u0442\u043e\u0440\u043e\u043c, \u0447\u0442\u043e \u043e\u0442\u0441\u0443\u0442\u0441\u0442\u0432\u0443\u0435\u0442 \u043e\u0431\u0440\u0430\u0431\u043e\u0442\u0447\u0438\u043a &#171;7&#187;, \u0430 \u0432 \u0442\u0440\u0435\u0442\u044c\u0435\u043c, \u0447\u0442\u043e \u0432\u044b\u0432\u043e\u0434\u0438\u0442\u0441\u044f \u043f\u043e\u0434\u0441\u043a\u0430\u0437\u043a\u0430 \u043e\u0431 \u043e\u043f\u0435\u0447\u0430\u0442\u043a\u0435 \u043f\u0440\u0438 \u043d\u0430\u0431\u043e\u0440\u0435 \u0438\u043c\u0435\u043d\u0438 \u0442\u0430\u0431\u043b\u0438\u0446\u044b.<\/p>\n<li class=\"l\"> \u0414\u043e\u0431\u0430\u0432\u043b\u0435\u043d\u0430 \u043f\u043e\u0434\u0434\u0435\u0440\u0436\u043a\u0430 \u043f\u0440\u043e\u0432\u0435\u0440\u043a\u0438  slave-\u0438\u043d\u0442\u0435\u0440\u0444\u0435\u0439\u0441\u0430 \u0447\u0435\u0440\u0435\u0437 \u0443\u043a\u0430\u0437\u0430\u043d\u0438\u0435 &#171;meta sdif&#187; \u0438\u043b\u0438 &#171;meta sdifname&#187;:\n<p>        &#8230; meta sdifname vrf1 &#8230;<\/p>\n<li class=\"l\"> Tillagd st\u00f6d f\u00f6r bitvis f\u00f6rflyttning \u00e5t h\u00f6ger eller v\u00e4nster. Till exempel, f\u00f6r att flytta en befintlig pakettagg \u00e5t v\u00e4nster med 1 bit och s\u00e4tta den minsta biten till 1:\n<p>        &#8230; meta mark set meta mark lshift 1 or 0x1 &#8230;<\/p>\n<li class=\"l\"> \u0420\u0435\u0430\u043b\u0438\u0437\u043e\u0432\u0430\u043d\u0430 \u043e\u043f\u0446\u0438\u044f &#171;-V&#187; \u0434\u043b\u044f \u043e\u0442\u043e\u0431\u0440\u0430\u0436\u0435\u043d\u0438\u044f \u0440\u0430\u0441\u0448\u0438\u0440\u0435\u043d\u043d\u043e\u0439 \u0438\u043d\u0444\u043e\u0440\u043c\u0430\u0446\u0438\u0438 \u043e \u0432\u0435\u0440\u0441\u0438\u0438.\n<p>     # nft -V<br \/>\n       nftables v0.9.4 (Jive at Five)<br \/>\n          cli:          readline<br \/>\n          json:         yes<br \/>\n          minigmp:      no<br \/>\n          libxtables:   yes<\/p>\n<li class=\"l\"> \u041e\u043f\u0446\u0438\u0438 \u043a\u043e\u043c\u0430\u043d\u0434\u043d\u043e\u0439 \u0441\u0442\u0440\u043e\u043a\u0438 \u0442\u0435\u043f\u0435\u0440\u044c \u043e\u0431\u044f\u0437\u0430\u0442\u0435\u043b\u044c\u043d\u043e \u0434\u043e\u043b\u0436\u043d\u044b \u0443\u043a\u0430\u0437\u044b\u0432\u0430\u0442\u044c\u0441\u044f \u043f\u0435\u0440\u0435\u0434 \u043a\u043e\u043c\u0430\u043d\u0434\u0430\u043c\u0438. \u041d\u0430\u043f\u0440\u0438\u043c\u0435\u0440, \u043d\u0443\u0436\u043d\u043e \u0443\u043a\u0430\u0437\u044b\u0432\u0430\u0442\u044c &#171;nft -a list ruleset&#187;, \u0430 \u0437\u0430\u043f\u0443\u0441\u043a &#171;nft list ruleset -a&#187;  \u043f\u0440\u0438\u0432\u0435\u0434\u0451\u0442 \u043a \u0432\u044b\u0432\u043e\u0434\u0443 \u043e\u0448\u0438\u0431\u043a\u0438.\n<p><noindex><a rel=\"nofollow\" name=\"link\"><\/a><\/noindex><\/p>\n<p>K\u00e4lla: <a \ncontent=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=52656\">opennet.ru<\/a><\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u041e\u043f\u0443\u0431\u043b\u0438\u043a\u043e\u0432\u0430\u043d \u0432\u044b\u043f\u0443\u0441\u043a \u043f\u0430\u043a\u0435\u0442\u043d\u043e\u0433\u043e \u0444\u0438\u043b\u044c\u0442\u0440\u0430 nftables 0.9.4, \u0440\u0430\u0437\u0432\u0438\u0432\u0430\u044e\u0449\u0435\u0433\u043e\u0441\u044f \u0432 \u043a\u0430\u0447\u0435\u0441\u0442\u0432\u0435 \u0437\u0430\u043c\u0435\u043d\u044b iptables, ip6table, arptables \u0438 ebtables \u0437\u0430 \u0441\u0447\u0451\u0442 \u0443\u043d\u0438\u0444\u0438\u043a\u0430\u0446\u0438\u0438 \u0438\u043d\u0442\u0435\u0440\u0444\u0435\u0439\u0441\u043e\u0432 \u0444\u0438\u043b\u044c\u0442\u0440\u0430\u0446\u0438\u0438 \u043f\u0430\u043a\u0435\u0442\u043e\u0432 \u0434\u043b\u044f IPv4, IPv6, ARP \u0438 \u0441\u0435\u0442\u0435\u0432\u044b\u0445 \u043c\u043e\u0441\u0442\u043e\u0432. \u0412 \u043f\u0430\u043a\u0435\u0442 nftables \u0432\u0445\u043e\u0434\u044f\u0442 \u043a\u043e\u043c\u043f\u043e\u043d\u0435\u043d\u0442\u044b \u043f\u0430\u043a\u0435\u0442\u043d\u043e\u0433\u043e \u0444\u0438\u043b\u044c\u0442\u0440\u0430, \u0440\u0430\u0431\u043e\u0442\u0430\u044e\u0449\u0438\u0435 \u0432 \u043f\u0440\u043e\u0441\u0442\u0440\u0430\u043d\u0441\u0442\u0432\u0435 \u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u0442\u0435\u043b\u044f, \u0432 \u0442\u043e \u0432\u0440\u0435\u043c\u044f \u043a\u0430\u043a \u043d\u0430 \u0443\u0440\u043e\u0432\u043d\u0435 \u044f\u0434\u0440\u0430 \u0440\u0430\u0431\u043e\u0442\u0443 \u043e\u0431\u0435\u0441\u043f\u0435\u0447\u0438\u0432\u0430\u0435\u0442 \u043f\u043e\u0434\u0441\u0438\u0441\u0442\u0435\u043c\u0430 nf_tables, \u0432\u0445\u043e\u0434\u044f\u0449\u0430\u044f \u0432 \u0441\u043e\u0441\u0442\u0430\u0432 \u044f\u0434\u0440\u0430 Linux [&hellip;]<\/p>\n","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[702],"tags":[],"class_list":["post-76505","post","type-post","status-publish","format-standard","hentry","category-news"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.4 - aioseo.com -->\n\t<meta name=\"description\" content=\"\u041e\u043f\u0443\u0431\u043b\u0438\u043a\u043e\u0432\u0430\u043d \u0432\u044b\u043f\u0443\u0441\u043a \u043f\u0430\u043a\u0435\u0442\u043d\u043e\u0433\u043e \u0444\u0438\u043b\u044c\u0442\u0440\u0430\" \/>\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\/sv\/blog\/news\/vypusk-paketnogo-filtra-nftables-0-9-4\" \/>\n\t\t<meta name=\"generator\" content=\"All in One 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