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сервис_nat [2024/04/08 16:11] val [nftables] |
сервис_nat [2024/05/06 16:17] val [Debian/Ubuntu (iptables)] |
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=== Заполнение таблицы nat (eth1 - внешний интерфейс) === | === Заполнение таблицы nat (eth1 - внешний интерфейс) === | ||
<code> | <code> | ||
- | debian11# apt install iptables | + | debian11_12# apt install iptables |
root@gate:~# apt install conntrack | root@gate:~# apt install conntrack | ||
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* [[https://wiki.nftables.org/wiki-nftables/index.php/Performing_Network_Address_Translation_(NAT)|Performing Network Address Translation (NAT)]] | * [[https://wiki.nftables.org/wiki-nftables/index.php/Performing_Network_Address_Translation_(NAT)|Performing Network Address Translation (NAT)]] | ||
+ | * https://wiki.debian.org/nftables | ||
<code> | <code> | ||
- | apt install nftables | + | gate### apt install nftables |
- | ... | + | gate# man nft |
- | nft add rule nat postrouting ip saddr 192.168.22.0/24 oif eth1 snat to 10.5.7.122 | + | |
- | nft list ruleset | + | gate# nft add table nat |
+ | |||
+ | gate# nft 'add chain nat postrouting { type nat hook postrouting priority srcnat ; }' | ||
+ | |||
+ | gate# nft add rule nat postrouting ip saddr 192.168.X.0/24 oif eth1 snat to 172.16.1.X | ||
+ | gate# nft add rule nat postrouting ip saddr 192.168.100+X.0/24 oif eth1 snat to 172.16.1.X | ||
+ | |||
+ | gate# nft list ruleset | ||
+ | |||
+ | gate# nft flush ruleset | ||
+ | |||
+ | gate# systemctl enable nftables.service --now | ||
+ | |||
+ | gate# cat /etc/nftables.conf | ||
+ | </code><code> | ||
+ | ... | ||
+ | table ip nat { | ||
+ | chain postrouting { | ||
+ | type nat hook postrouting priority srcnat; policy accept; | ||
+ | ip saddr 192.168.100+X.0/24 oif "eth1" snat to 172.16.1.X | ||
+ | } | ||
+ | } | ||
+ | </code><code> | ||
+ | gate# systemctl reload nftables.service | ||
</code> | </code> | ||