Pehea wau e hana ai i nā lula iptables ma Linux?

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Pehea e hoʻonohonoho ai i nā lula iptables ma Linux?

Pehea e hoʻouka ai a hoʻohana i ka Iptables Linux Firewall

Hoʻohui i kāu kikowaena ma o SSH. Inā ʻaʻole ʻoe ʻike, hiki iā ʻoe ke heluhelu i kā mākou kumu aʻo SSH.
E hoʻokō i kēia kauoha i kēlā me kēia: sudo apt-get update sudo apt-get install iptables.
E nānā i ke kūlana o kāu hoʻonohonoho iptables o kēia manawa ma ka holo ʻana: sudo iptables -L -v.

16 юн. 2020 г.

Pehea wau e hoʻonoho ai i nā lula firewall ma Linux?

He alakaʻi i kēlā me kēia ʻanuʻu pehea e hoʻonohonoho ai i ka pā ahi ma Linux:

KaʻAnuʻu Hana 1: Beef-up palekana Linux kumu:…
KaʻAnuʻu Hana 2: E hoʻoholo pehea ʻoe e makemake ai e pale i kāu kikowaena:…
KaʻAnuʻu Hana 1: E kiʻi i ka pā ahi Iptables:…
KaʻAnuʻu Hana 2: E ʻike i nā mea Iptables i hoʻonohonoho ʻia e hana ma ka paʻamau:

Dek 19. 2017 g.

Pehea wau e papa inoa ai i nā lula ahi iptables ma Linux?

Pehea e papa inoa ai i nā lula iptables ma Linux

E wehe i ka app terminal a i ʻole ka hoʻohana ʻana i ka ssh: ssh user@server-name.
E papa inoa i nā lula IPv4: sudo iptables -S.
E papa inoa i nā lula IPv6: sudo ip6tables -S.
No ka papa inoa ʻana i nā lula āpau: sudo iptables -L -v -n | hou aku.
E papa inoa i nā lula āpau no nā papa INPUT: sudo iptables -L INPUT -v -n.

Dek 30. 2020 g.

Pehea wau e hoʻohui mau ai i nā iptables ma Linux?

E mālama mau i nā lula ahi iptables ma Linux

KaʻAnuʻu 1 - wehe i ka pahu. …
KaʻAnuʻu Hana 2 - E mālama i nā lula pale ahi IPv4 a me IPv6 Linux. …
KaʻAnuʻu Hana 3 - Hoʻihoʻi i nā lula filewall IPv4 a me IPv6 Linux. …
KaʻAnuʻu Hana 4 - Ke hoʻokomo nei i ka iptables-persistent package no Debian a i ʻole Ubuntu Linux. …
KaʻAnuʻu Hana 5 - E hoʻouka i ka iptables-services package no RHEL/CentOS.

24 avg. 2020 г.

Pehea ʻoe e nānā ai inā hoʻā ʻia nā iptables?

Hiki iā ʻoe ke nānā maʻalahi i ke kūlana o nā iptables me ke kauoha systemctl status iptables. lawelawe a i ʻole ke kauoha kūlana iptables lawelawe - ma muli o kāu hoʻohele Linux. Hiki iā ʻoe ke nīnau i nā iptables me ke kauoha iptables -L e papa inoa i nā lula hana.

He aha nā iptables ma Linux?

ʻO ka iptables kahi polokalamu hoʻohana-space e hiki ai i kahi luna hoʻonohonoho ke hoʻonohonoho i nā lula kānana packet IP o ka pā ahi kernel Linux, i hoʻokō ʻia e like me nā modula Netfilter like ʻole. Hoʻonohonoho ʻia nā kānana i nā papa ʻokoʻa, aia nā kaulahao o nā lula no ka mālama ʻana i nā ʻeke kalepa pūnaewele.

He aha nā lula ahi ma Linux?

ʻO Iptables kahi pā ahi laina kauoha Linux e hiki ai i nā luna hoʻokele ke hoʻokele i nā kaʻa komo a puka i waho ma o kahi hoʻonohonoho o nā lula papaʻaina configurable. Hoʻohana ʻo Iptables i kahi papaʻaina i loaʻa nā kaulahao i hoʻonohonoho ʻia i loko a i ʻole nā mea hoʻohana i wehewehe ʻia.

He aha ka pā ahi ma Linux?

Hoʻokumu nā pā ahi i kahi pale ma waena o kahi pūnaewele hilinaʻi (e like me kahi pūnaewele keʻena) a me kahi mea hilinaʻi ʻole (e like me ka pūnaewele). Hana ʻia nā pā ahi ma ka wehewehe ʻana i nā lula e hoʻokele ana i ka mea e ʻae ʻia ai ke kaʻa, a i pāpā ʻia. ʻO ka pā ahi pono i kūkulu ʻia no nā ʻōnaehana Linux he iptables.

Ma hea e mālama ʻia ai nā lula iptables?

Mālama ʻia nā lula ma ka faila /etc/sysconfig/iptables no IPv4 a ma ka faila /etc/sysconfig/ip6tables no IPv6. Hiki iā ʻoe ke hoʻohana i ka script init i mea e mālama ai i nā lula o kēia manawa.

Pehea wau e holoi ai i nā lula iptables?

sudo iptables -t nat -F. sudo iptables -t mangle -F. sudo iptables -F. sudo iptables -X.
...
Holoi i nā lula a pau, holoi i nā kaulahao a pau

sudo iptables -P INPUT ACEPT.
sudo iptables -P FORWARD ACCEPT.
sudo iptables -P OUTPUT ACCEPT.

14 avg. 2015 г.

Pehea e hana ai nā iptables ma Linux?

ʻO ka iptables kahi mea hoʻohana pā ahi laina kauoha e hoʻohana i nā kaulahao kulekele e ʻae a i ʻole ke kāohi ʻana i ke kaʻa. Ke ho'āʻo nei kahi pilina e hoʻokumu iā ia iho ma kāu ʻōnaehana, ʻimi ʻo iptables i kahi lula ma kāna papa inoa e hoʻohālikelike iā ia. Inā ʻaʻole i loaʻa kekahi, hoʻohana ia i ka hana paʻamau.

He aha ka netfilter ma Linux?

ʻO Netfilter kahi hoʻolālā i hāʻawi ʻia e ka Linux kernel e hiki ai ke hoʻokō ʻia nā hana e pili ana i ka pūnaewele ma ke ʻano o nā mea lawelawe maʻamau. … Hōʻike ʻo Netfilter i kahi pūʻulu o nā makau i loko o ka kernel Linux, e ʻae ana i nā module kernel kikoʻī e hoʻopaʻa inoa i nā hana hoʻihoʻi me ka waihona pūnaewele o ka kernel.

Ma hea e mālama ʻia ai nā lula iptables ma Ubuntu?

Mālama ʻia nā lula ma ka disk (inā mālama ʻia) ma /etc/sysconfig/iptables .

Pono au e hoʻouka hou i nā iptables?

ʻO Iptables kahi lawelawe pā ahi e hele mai a puʻunaue ʻia i loko o Linux OS. I ka hapanui o nā hihia, pono ʻoe e hoʻomaka hou i ka lawelawe pā ahi Iptables inā ʻoe i hoʻololi i ka faila config firewall iptables.

Pehea wau e mālama ai i nā iptables ma hope o ka reboot?

I kēlā me kēia manawa āu e hoʻololi ai i kāu mau lula, holo /sbin/iptables-save > /etc/iptables/rules e mālama iā lākou. Hiki iā ʻoe ke hoʻohui i kēlā i ke kaʻina pani inā makemake ʻoe.