???????????????????????????? ??????????????/????????????????? ............/............... .........................../... ????????????????????????????? >>>>>>>>>>>>>/>>>>>>>>>>>>>>>>> ÿØÿà JFIF    ÿÛ „  ( %!1!%)+//.383,7(-.+  -%%-////---/-.+/--+------/------/--0+--/-/-----.-----ÿÀ  ¥2" ÿÄ     ÿÄ J    ! 1AQ"aq2‘#BR‚¡ÁÑ3br’¢±Âð$CSƒ²á4c“%DsÓñÿÄ   ÿÄ *  !1AQa‘"2q3±ð#b¡ÿÚ   ? ¼QxJQaÍuò¸Zö Úü8,ÐÚú "SSn<rçù–´âE—^ªBÖ9À\†¸ÔÁT­ÃÛ5 ëd´³Í#Ý;Þ38œî ¶H£M:wÎ3…³…âpÔF&‚FK¸9„â4àGEõªfÿ ‘ñ(ßw­pŽF|È¥ù®häðÍѶ¹‘[ÒinÙW¶ùñY˜Q{›K"išÒ[Ú8žë\F¹@-?v"ÔU”,ìöžkÿ {I‡£šÍ?e ríV ?> ......................................... ............................................................................. <<<<<<<<<<<<<<<<<<<<<<<<<<<<<< >>>>>>>>>>>>>/>>>>>>>>>>>>>>>>>> <<<<<<<<<<<<<<<<<<<<<<<<<<<<<<< <<<<<<<<<<<<<<<<<<<<<<<<<<<<<<< >>>>>>>>>>>>>>>>>>>>>>>>>>>>>> ???????????????????????????? ??????????????/????????????????? ............/............... .........................../... ????????????????????????????? >>>>>>>>>>>>>/>>>>>>>>>>>>>>>>> ÿØÿà JFIF    ÿÛ „  ( %!1!%)+//.383,7(-.+  -%%-////---/-.+/--+------/------/--0+--/-/-----.-----ÿÀ  ¥2" ÿÄ     ÿÄ J    ! 1AQ"aq2‘#BR‚¡ÁÑ3br’¢±Âð$CSƒ²á4c“%DsÓñÿÄ   ÿÄ *  !1AQa‘"2q3±ð#b¡ÿÚ   ? ¼QxJQaÍuò¸Zö Úü8,ÐÚú "SSn<rçù–´âE—^ªBÖ9À\†¸ÔÁT­ÃÛ5 ëd´³Í#Ý;Þ38œî ¶H£M:wÎ3…³…âpÔF&‚FK¸9„â4àGEõªfÿ ‘ñ(ßw­pŽF|È¥ù®häðÍѶ¹‘[ÒinÙW¶ùñY˜Q{›K"išÒ[Ú8žë\F¹@-?v"ÔU”,ìöžkÿ {I‡£šÍ?e ríV ?> ......................................... ............................................................................. <<<<<<<<<<<<<<<<<<<<<<<<<<<<<< >>>>>>>>>>>>>/>>>>>>>>>>>>>>>>>> <<<<<<<<<<<<<<<<<<<<<<<<<<<<<<< <<<<<<<<<<<<<<<<<<<<<<<<<<<<<<< >>>>>>>>>>>>>>>>>>>>>>>>>>>>>> How to start ============ The nftables Debian package gives you access to the 'nft' utility. There is another component, in the kernel, which is the nf_tables subsystem. From the nft utility you control which rules are loaded into the kernel. The Debian package comes with some example ruleset you may use as a starting point. Check them at /usr/share/doc/nftables/examples/ Extensive online documentation is available at: https://wiki.nftables.org The default rules file in debian is /etc/nftables.conf Some basic commands =================== Try these basic commands to know more about nftables on your machine: user@debian:~$ sudo nft list ruleset user@debian:~$ sudo nft flush ruleset user@debian:~$ sudo nft add table inet filter user@debian:~$ sudo nft add chain inet filter input { type filter hook input priority 0 \; policy drop } user@debian:~$ sudo nft add rule inet filter input ct state established counter accept user@debian:~$ sudo nft list ruleset System service (auto-load at boot) ================================== This package includes a pre-configured systemd service file which you can optionally enable to auto-load your firewall at boot time. user@debian:~$ sudo systemctl enable nftables.service Migrating from iptables ======================= Please read the docs at: https://wiki.nftables.org/wiki-nftables/index.php/Moving_from_iptables_to_nftables