{"id":14684,"date":"2024-02-04T14:10:03","date_gmt":"2024-02-04T10:40:03","guid":{"rendered":"https:\/\/www.itpiran.net\/blog\/?p=14684"},"modified":"2024-02-04T14:10:03","modified_gmt":"2024-02-04T10:40:03","slug":"how-to-list-and-delete-iptables-firewall-rules","status":"publish","type":"post","link":"https:\/\/www.itpiran.net\/blog\/tutorials\/how-to-list-and-delete-iptables-firewall-rules\/","title":{"rendered":"\u0646\u062d\u0648\u0647 \u0641\u0647\u0631\u0633\u062a \u06a9\u0631\u062f\u0646 \u0648 \u062d\u0630\u0641 \u0642\u0648\u0627\u0646\u06cc\u0646 \u0641\u0627\u06cc\u0631\u0648\u0627\u0644 Iptables"},"content":{"rendered":"<h2 id=\"%d9%85%d9%82%d8%af%d9%85%d9%87\">\u0645\u0642\u062f\u0645\u0647<\/h2>\n<p>Iptables \u06cc\u06a9 \u0641\u0627\u06cc\u0631\u0648\u0627\u0644 \u0627\u0633\u062a \u06a9\u0647 \u0646\u0642\u0634 \u0627\u0633\u0627\u0633\u06cc \u062f\u0631 \u0627\u0645\u0646\u06cc\u062a \u0634\u0628\u06a9\u0647 \u0628\u0631\u0627\u06cc \u0627\u06a9\u062b\u0631 \u0633\u06cc\u0633\u062a\u0645 \u0647\u0627\u06cc \u0644\u06cc\u0646\u0648\u06a9\u0633 \u0627\u06cc\u0641\u0627 \u0645\u06cc \u06a9\u0646\u062f. \u062f\u0631 \u062d\u0627\u0644\u06cc \u06a9\u0647 \u0628\u0633\u06cc\u0627\u0631\u06cc \u0627\u0632 \u0622\u0645\u0648\u0632\u0634\u200c\u0647\u0627\u06cc iptables \u0628\u0647 \u0634\u0645\u0627 \u06cc\u0627\u062f \u0645\u06cc\u200c\u062f\u0647\u0646\u062f \u06a9\u0647 \u0686\u06af\u0648\u0646\u0647 \u0642\u0648\u0627\u0646\u06cc\u0646 \u0641\u0627\u06cc\u0631\u0648\u0627\u0644 \u0631\u0627 \u0627\u06cc\u062c\u0627\u062f \u06a9\u0646\u06cc\u062f \u062a\u0627 \u0633\u0631\u0648\u0631 \u062e\u0648\u062f \u0631\u0627 \u0627\u06cc\u0645\u0646 \u06a9\u0646\u06cc\u062f\u060c \u0627\u06cc\u0646 \u06cc\u06a9\u06cc \u0628\u0631 \u062c\u0646\u0628\u0647 \u0645\u062a\u0641\u0627\u0648\u062a\u06cc \u0627\u0632 \u0645\u062f\u06cc\u0631\u06cc\u062a \u0641\u0627\u06cc\u0631\u0648\u0627\u0644 \u062a\u0645\u0631\u06a9\u0632 \u062f\u0627\u0631\u062f \u0641\u0647\u0631\u0633\u062a \u06a9\u0631\u062f\u0646 \u0648 \u062d\u0630\u0641 \u0642\u0648\u0627\u0646\u06cc\u0646 \u0627\u0633\u062a.<\/p>\n<p>\u062f\u0631 \u0627\u06cc\u0646 \u0622\u0645\u0648\u0632\u0634\u060c \u0646\u062d\u0648\u0647 \u0627\u0646\u062c\u0627\u0645 \u0648\u0638\u0627\u06cc\u0641 iptables \u0632\u06cc\u0631 \u0631\u0627 \u067e\u0648\u0634\u0634 \u062e\u0648\u0627\u0647\u06cc\u0645 \u062f\u0627\u062f:<\/p>\n<ul>\n<li>\u0644\u06cc\u0633\u062a \u06a9\u0631\u062f\u0646 \u0642\u0648\u0627\u0646\u06cc\u0646<\/li>\n<li>\u067e\u0627\u06a9 \u06a9\u0631\u062f\u0646 \u0634\u0645\u0627\u0631\u0634\u06af\u0631 \u0628\u0633\u062a\u0647 \u0648 \u0628\u0627\u06cc\u062a<\/li>\n<li>\u062d\u0630\u0641 \u0642\u0648\u0627\u0646\u06cc\u0646<\/li>\n<li>\u0641\u0644\u0627\u0634 \u06a9\u0631\u062f\u0646 \u0632\u0646\u062c\u06cc\u0631\u0647 (\u062d\u0630\u0641 \u062a\u0645\u0627\u0645 \u0642\u0648\u0627\u0646\u06cc\u0646 \u062f\u0631 \u06cc\u06a9 \u0632\u0646\u062c\u06cc\u0631\u0647)<\/li>\n<li>\u0647\u0645\u0647 \u0632\u0646\u062c\u06cc\u0631\u0647\u200c\u0647\u0627 \u0648 \u062c\u062f\u0627\u0648\u0644 \u0631\u0627 \u067e\u0627\u06a9 \u06a9\u0646\u06cc\u062f\u060c \u0647\u0645\u0647 \u0632\u0646\u062c\u06cc\u0631\u0647\u200c\u0647\u0627 \u0631\u0627 \u062d\u0630\u0641 \u06a9\u0646\u06cc\u062f \u0648 \u062a\u0645\u0627\u0645 \u062a\u0631\u0627\u0641\u06cc\u06a9 \u0631\u0627 \u0628\u067e\u0630\u06cc\u0631\u06cc\u062f<\/li>\n<\/ul>\n<h5 id=\"%d9%be%db%8c%d8%b4-%d9%86%db%8c%d8%a7%d8%b2%d9%87%d8%a7\">\u067e\u06cc\u0634 \u0646\u06cc\u0627\u0632\u0647\u0627<\/h5>\n<p>\u0627\u06cc\u0646 \u0622\u0645\u0648\u0632\u0634 \u0641\u0631\u0636 \u0645\u06cc \u06a9\u0646\u062f \u06a9\u0647 \u0634\u0645\u0627 \u0627\u0632 \u06cc\u06a9 \u0633\u0631\u0648\u0631 \u0644\u06cc\u0646\u0648\u06a9\u0633 \u0628\u0627 \u062f\u0633\u062a\u0648\u0631 iptables \u0646\u0635\u0628 \u0634\u062f\u0647 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0645\u06cc \u06a9\u0646\u06cc\u062f \u0648 \u06a9\u0627\u0631\u0628\u0631 \u0634\u0645\u0627 \u062f\u0627\u0631\u0627\u06cc \u0627\u0645\u062a\u06cc\u0627\u0632\u0627\u062a sudo \u0627\u0633\u062a.\u0627\u06af\u0631 \u062f\u0631 \u0645\u0648\u0631\u062f \u0627\u06cc\u0646 \u0631\u0627\u0647 \u0627\u0646\u062f\u0627\u0632\u06cc \u0627\u0648\u0644\u06cc\u0647 \u0628\u0647 \u06a9\u0645\u06a9 \u0646\u06cc\u0627\u0632 \u062f\u0627\u0631\u06cc\u062f\u060c \u0644\u0637\u0641\u0627\u064b \u0628\u0647 \u0631\u0627\u0647\u0646\u0645\u0627\u06cc \u0631\u0627\u0647 \u0627\u0646\u062f\u0627\u0632\u06cc \u0633\u0631\u0648\u0631 \u0627\u0648\u0644\u06cc\u0647 \u0628\u0627 \u0627\u0648\u0628\u0648\u0646\u062a\u0648 20.04 \u0645\u0631\u0627\u062c\u0639\u0647 \u06a9\u0646\u06cc\u062f.<\/p>\n<h2 id=\"%d9%81%d9%87%d8%b1%d8%b3%d8%aa-%d8%a8%d9%86%d8%af%db%8c-%d9%82%d9%88%d8%a7%d9%86%db%8c%d9%86-%d8%a8%d8%b1-%d8%a7%d8%b3%d8%a7%d8%b3-%d9%85%d8%b4%d8%ae%d8%b5%d8%a7%d8%aa\">\u0641\u0647\u0631\u0633\u062a \u0628\u0646\u062f\u06cc\u00a0\u0642\u0648\u0627\u0646\u06cc\u0646 \u0628\u0631 \u0627\u0633\u0627\u0633 \u0645\u0634\u062e\u0635\u0627\u062a<\/h2>\n<p>\u0628\u06cc\u0627\u06cc\u06cc\u062f \u0627\u0628\u062a\u062f\u0627 \u0646\u062d\u0648\u0647 \u0641\u0647\u0631\u0633\u062a \u06a9\u0631\u062f\u0646 \u0642\u0648\u0627\u0646\u06cc\u0646 \u0631\u0627 \u0628\u0631\u0631\u0633\u06cc \u06a9\u0646\u06cc\u0645. \u062f\u0648 \u0631\u0648\u0634 \u0645\u062e\u062a\u0644\u0641 \u0628\u0631\u0627\u06cc \u0645\u0634\u0627\u0647\u062f\u0647 \u0642\u0648\u0627\u0646\u06cc\u0646 iptables \u0641\u0639\u0627\u0644 \u0648\u062c\u0648\u062f \u062f\u0627\u0631\u062f: \u062f\u0631 \u06cc\u06a9 \u062c\u062f\u0648\u0644 \u06cc\u0627 \u0628\u0647 \u0639\u0646\u0648\u0627\u0646 \u0644\u06cc\u0633\u062a\u06cc \u0627\u0632 \u0645\u0634\u062e\u0635\u0627\u062a \u0642\u0648\u0627\u0646\u06cc\u0646. \u0647\u0631 \u062f\u0648 \u0631\u0648\u0634 \u062a\u0642\u0631\u06cc\u0628\u0627\u064b \u0627\u0637\u0644\u0627\u0639\u0627\u062a \u06cc\u06a9\u0633\u0627\u0646\u06cc \u0631\u0627 \u062f\u0631 \u0642\u0627\u0644\u0628 \u0647\u0627\u06cc \u0645\u062e\u062a\u0644\u0641 \u0627\u0631\u0627\u0626\u0647 \u0645\u06cc \u062f\u0647\u0646\u062f.<\/p>\n<p>\u0628\u0631\u0627\u06cc \u0641\u0647\u0631\u0633\u062a \u06a9\u0631\u062f\u0646 \u0647\u0645\u0647 \u0642\u0648\u0627\u0646\u06cc\u0646 \u0641\u0639\u0627\u0644 iptables \u0628\u0631 \u0627\u0633\u0627\u0633 \u0645\u0634\u062e\u0635\u0627\u062a\u060c \u062f\u0633\u062a\u0648\u0631 iptables \u0631\u0627 \u0628\u0627 \u06af\u0632\u06cc\u0646\u0647 -S \u0627\u062c\u0631\u0627 \u06a9\u0646\u06cc\u062f:<\/p>\n<div class=\"hcb_wrap\">\n<pre class=\"prism line-numbers lang-bash\" data-lang=\"Bash\"><code>sudo iptables -S<\/code><\/pre>\n<\/div>\n<div class=\"hcb_wrap\">\n<pre class=\"prism line-numbers lang-bash\" data-lang=\"Bash\"><code>Output\r\n-P INPUT DROP\r\n-P FORWARD DROP\r\n-P OUTPUT ACCEPT\r\n-N ICMP\r\n-N TCP\r\n-N UDP\r\n-A INPUT -m conntrack --ctstate RELATED,ESTABLISHED -j ACCEPT\r\n-A INPUT -i lo -j ACCEPT\r\n-A INPUT -m conntrack --ctstate INVALID -j DROP\r\n-A INPUT -p udp -m conntrack --ctstate NEW -j UDP\r\n-A INPUT -p tcp -m tcp --tcp-flags FIN,SYN,RST,ACK SYN -m conntrack --ctstate NEW -j TCP\r\n-A INPUT -p icmp -m conntrack --ctstate NEW -j ICMP\r\n-A INPUT -p udp -j REJECT --reject-with icmp-port-unreachable\r\n-A INPUT -p tcp -j REJECT --reject-with tcp-reset\r\n-A INPUT -j REJECT --reject-with icmp-proto-unreachable\r\n-A TCP -p tcp -m tcp --dport 22 -j ACCEPT\r\n...<\/code><\/pre>\n<\/div>\n<p>\u0647\u0645\u0627\u0646\u0637\u0648\u0631 \u06a9\u0647 \u0645\u06cc \u0628\u06cc\u0646\u06cc\u062f\u060c \u062e\u0631\u0648\u062c\u06cc \u062f\u0642\u06cc\u0642\u0627\u064b \u0645\u0627\u0646\u0646\u062f \u062f\u0633\u062a\u0648\u0631\u0627\u062a\u06cc \u0627\u0633\u062a \u06a9\u0647 \u0628\u0631\u0627\u06cc \u0627\u06cc\u062c\u0627\u062f \u0622\u0646\u0647\u0627 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0634\u062f\u0647 \u0627\u0633\u062a\u060c \u0628\u062f\u0648\u0646 \u062f\u0633\u062a\u0648\u0631 iptables \u0642\u0628\u0644\u06cc. \u0627\u06af\u0631 \u062a\u0627 \u0628\u0647 \u062d\u0627\u0644 \u0627\u0632 iptables-persistent \u06cc\u0627 iptables save \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u06a9\u0631\u062f\u0647 \u0628\u0627\u0634\u06cc\u062f\u060c \u0627\u06cc\u0646 \u0646\u06cc\u0632 \u0634\u0628\u06cc\u0647 \u0628\u0647 \u0641\u0627\u06cc\u0644 \u0647\u0627\u06cc \u067e\u06cc\u06a9\u0631\u0628\u0646\u062f\u06cc \u0642\u0648\u0627\u0646\u06cc\u0646 iptables \u062e\u0648\u0627\u0647\u062f \u0628\u0648\u062f.<\/p>\n<h2 id=\"%d9%81%d9%87%d8%b1%d8%b3%d8%aa-%da%a9%d8%b1%d8%af%d9%86-%db%8c%da%a9-%d8%b2%d9%86%d8%ac%db%8c%d8%b1%d9%87-%d8%ae%d8%a7%d8%b5\">\u0641\u0647\u0631\u0633\u062a \u06a9\u0631\u062f\u0646 \u06cc\u06a9 \u0632\u0646\u062c\u06cc\u0631\u0647 \u062e\u0627\u0635<\/h2>\n<p>\u0627\u06af\u0631 \u0645\u06cc \u062e\u0648\u0627\u0647\u06cc\u062f \u062e\u0631\u0648\u062c\u06cc \u0631\u0627 \u0628\u0647 \u06cc\u06a9 \u0632\u0646\u062c\u06cc\u0631\u0647 \u062e\u0627\u0635 (INPUT\u060c OUTPUT\u060c TCP \u0648 \u063a\u06cc\u0631\u0647) \u0645\u062d\u062f\u0648\u062f \u06a9\u0646\u06cc\u062f\u060c \u0645\u06cc \u062a\u0648\u0627\u0646\u06cc\u062f \u0646\u0627\u0645 \u0632\u0646\u062c\u06cc\u0631\u0647 \u0631\u0627 \u0645\u0633\u062a\u0642\u06cc\u0645\u0627\u064b \u0628\u0639\u062f \u0627\u0632 \u06af\u0632\u06cc\u0646\u0647 <code>-S<\/code> \u062a\u0639\u06cc\u06cc\u0646 \u06a9\u0646\u06cc\u062f. \u0628\u0647 \u0639\u0646\u0648\u0627\u0646 \u0645\u062b\u0627\u0644\u060c \u0628\u0631\u0627\u06cc \u0646\u0634\u0627\u0646 \u062f\u0627\u062f\u0646 \u062a\u0645\u0627\u0645 \u0645\u0634\u062e\u0635\u0627\u062a \u0642\u0648\u0627\u0646\u06cc\u0646 \u062f\u0631 \u0632\u0646\u062c\u06cc\u0631\u0647 TCP\u060c \u0627\u06cc\u0646 \u062f\u0633\u062a\u0648\u0631 \u0631\u0627 \u0627\u062c\u0631\u0627 \u06a9\u0646\u06cc\u062f:<\/p>\n<div class=\"hcb_wrap\">\n<pre class=\"prism line-numbers lang-bash\" data-lang=\"Bash\"><code>sudo iptables -S TCP<\/code><\/pre>\n<\/div>\n<div class=\"hcb_wrap\">\n<pre class=\"prism line-numbers lang-bash\" data-lang=\"Bash\"><code>Output\r\n-N TCP\r\n-A TCP -p tcp -m tcp --dport 22 -j ACCEPT<\/code><\/pre>\n<\/div>\n<p>\u062d\u0627\u0644 \u0628\u06cc\u0627\u06cc\u06cc\u062f \u0646\u06af\u0627\u0647\u06cc \u0628\u0647 \u0631\u0627\u0647 \u062c\u0627\u06cc\u06af\u0632\u06cc\u0646 \u0628\u0631\u0627\u06cc \u0645\u0634\u0627\u0647\u062f\u0647 \u0642\u0648\u0627\u0646\u06cc\u0646 \u0641\u0639\u0627\u0644 iptables \u0628\u06cc\u0627\u0646\u062f\u0627\u0632\u06cc\u0645 \u0628\u0647 \u0639\u0646\u0648\u0627\u0646 \u062c\u062f\u0648\u0644 \u0642\u0648\u0627\u0646\u06cc\u0646.<\/p>\n<h2 id=\"%d9%81%d9%87%d8%b1%d8%b3%d8%aa-%da%a9%d8%b1%d8%af%d9%86-%d9%82%d9%88%d8%a7%d9%86%db%8c%d9%86-%d8%a8%d9%87-%d8%b5%d9%88%d8%b1%d8%aa-%d8%ac%d8%af%d8%a7%d9%88%d9%84\">\u0641\u0647\u0631\u0633\u062a \u06a9\u0631\u062f\u0646 \u0642\u0648\u0627\u0646\u06cc\u0646 \u0628\u0647 \u0635\u0648\u0631\u062a \u062c\u062f\u0627\u0648\u0644<\/h2>\n<p>\u0641\u0647\u0631\u0633\u062a \u06a9\u0631\u062f\u0646 \u0642\u0648\u0627\u0646\u06cc\u0646 iptables \u062f\u0631 \u0646\u0645\u0627\u06cc \u062c\u062f\u0648\u0644 \u0645\u06cc \u062a\u0648\u0627\u0646\u062f \u0628\u0631\u0627\u06cc \u0645\u0642\u0627\u06cc\u0633\u0647 \u0642\u0648\u0627\u0646\u06cc\u0646 \u0645\u062e\u062a\u0644\u0641 \u0628\u0627 \u06cc\u06a9\u062f\u06cc\u06af\u0631 \u0645\u0641\u06cc\u062f \u0628\u0627\u0634\u062f. \u0628\u0631\u0627\u06cc \u062e\u0631\u0648\u062c\u06cc \u062a\u0645\u0627\u0645 \u0642\u0648\u0627\u0646\u06cc\u0646 iptables \u0641\u0639\u0627\u0644 \u062f\u0631 \u06cc\u06a9 \u062c\u062f\u0648\u0644\u060c \u062f\u0633\u062a\u0648\u0631 iptables \u0631\u0627 \u0628\u0627 \u06af\u0632\u06cc\u0646\u0647 -L \u0627\u062c\u0631\u0627 \u06a9\u0646\u06cc\u062f:<\/p>\n<div class=\"hcb_wrap\">\n<pre class=\"prism line-numbers lang-bash\" data-lang=\"Bash\"><code>sudo iptables -L<\/code><\/pre>\n<\/div>\n<p>\u0628\u0627 \u0627\u06cc\u0646 \u06a9\u0627\u0631 \u062a\u0645\u0627\u0645 \u0642\u0648\u0627\u0646\u06cc\u0646 \u0641\u0639\u0644\u06cc \u0645\u0631\u062a\u0628 \u0634\u062f\u0647 \u0628\u0631 \u0627\u0633\u0627\u0633 \u0632\u0646\u062c\u06cc\u0631\u0647 \u062a\u0648\u0644\u06cc\u062f \u0645\u06cc \u0634\u0648\u062f.<\/p>\n<p>\u0627\u06af\u0631 \u0645\u06cc \u062e\u0648\u0627\u0647\u06cc\u062f \u062e\u0631\u0648\u062c\u06cc \u0631\u0627 \u0628\u0647 \u06cc\u06a9 \u0632\u0646\u062c\u06cc\u0631\u0647 \u062e\u0627\u0635 (INPUT\u060c OUTPUT\u060c TCP \u0648 \u063a\u06cc\u0631\u0647) \u0645\u062d\u062f\u0648\u062f \u06a9\u0646\u06cc\u062f\u060c \u0645\u06cc \u062a\u0648\u0627\u0646\u06cc\u062f \u0646\u0627\u0645 \u0632\u0646\u062c\u06cc\u0631\u0647 \u0631\u0627 \u0645\u0633\u062a\u0642\u06cc\u0645\u0627\u064b \u0628\u0639\u062f \u0627\u0632 \u06af\u0632\u06cc\u0646\u0647 -L \u062a\u0639\u06cc\u06cc\u0646 \u06a9\u0646\u06cc\u062f.<\/p>\n<p>\u0628\u06cc\u0627\u06cc\u06cc\u062f \u0628\u0647 \u06cc\u06a9 \u0645\u062b\u0627\u0644 \u0632\u0646\u062c\u06cc\u0631\u0647 \u0648\u0631\u0648\u062f\u06cc \u0646\u06af\u0627\u0647\u06cc \u0628\u06cc\u0646\u062f\u0627\u0632\u06cc\u0645:<\/p>\n<div class=\"hcb_wrap\">\n<pre class=\"prism line-numbers lang-bash\" data-lang=\"Bash\"><code>sudo iptables -L INPUT<\/code><\/pre>\n<\/div>\n<div class=\"hcb_wrap\">\n<pre class=\"prism line-numbers lang-bash\" data-lang=\"Bash\"><code>Output\r\nChain INPUT (policy DROP)\r\ntarget prot opt source destination\r\nACCEPT all -- anywhere anywhere ctstate RELATED,ESTABLISHED\r\nACCEPT all -- anywhere anywhere\r\nDROP all -- anywhere anywhere ctstate INVALID\r\nUDP udp -- anywhere anywhere ctstate NEW\r\nTCP tcp -- anywhere anywhere tcp flags:FIN,SYN,RST,ACK\/SYN ctstate NEW\r\nICMP icmp -- anywhere anywhere ctstate NEW\r\nREJECT udp -- anywhere anywhere reject-with icmp-port-unreachable\r\nREJECT tcp -- anywhere anywhere reject-with tcp-reset\r\nREJECT all -- anywhere anywhere reject-with icmp-proto-unreachable<\/code><\/pre>\n<\/div>\n<p>\u062e\u0637 \u0627\u0648\u0644 \u062e\u0631\u0648\u062c\u06cc \u0646\u0627\u0645 \u0632\u0646\u062c\u06cc\u0631\u0647 (\u062f\u0631 \u0627\u06cc\u0646 \u0645\u0648\u0631\u062f INPUT) \u0648 \u0628\u0647 \u062f\u0646\u0628\u0627\u0644 \u0622\u0646 \u062e\u0637 \u0645\u0634\u06cc \u067e\u06cc\u0634 \u0641\u0631\u0636 \u0622\u0646 (DROP) \u0631\u0627 \u0646\u0634\u0627\u0646 \u0645\u06cc \u062f\u0647\u062f. \u062e\u0637 \u0628\u0639\u062f\u06cc \u0634\u0627\u0645\u0644 \u0633\u0631\u0635\u0641\u062d\u0647 \u0647\u0627\u06cc \u0647\u0631 \u0633\u062a\u0648\u0646 \u062f\u0631 \u062c\u062f\u0648\u0644 \u0627\u0633\u062a \u0648 \u0628\u0627 \u0642\u0648\u0627\u0646\u06cc\u0646 \u0632\u0646\u062c\u06cc\u0631\u0647 \u062f\u0646\u0628\u0627\u0644 \u0645\u06cc \u0634\u0648\u062f. \u0628\u06cc\u0627\u06cc\u06cc\u062f \u0622\u0646\u0686\u0647 \u0631\u0627 \u06a9\u0647 \u0647\u0631 \u0647\u062f\u0631 \u0646\u0634\u0627\u0646 \u0645\u06cc \u062f\u0647\u062f \u0645\u0631\u0648\u0631 \u06a9\u0646\u06cc\u0645:<\/p>\n<ul>\n<li>target: \u0627\u06af\u0631 \u0628\u0633\u062a\u0647 \u0627\u06cc \u0628\u0627 \u0642\u0627\u0646\u0648\u0646 \u0645\u0637\u0627\u0628\u0642\u062a \u062f\u0627\u0634\u062a\u0647 \u0628\u0627\u0634\u062f\u060c \u0647\u062f\u0641 \u0645\u0634\u062e\u0635 \u0645\u06cc \u06a9\u0646\u062f \u06a9\u0647 \u0628\u0627 \u0622\u0646 \u0686\u0647 \u06a9\u0627\u0631\u06cc \u0628\u0627\u06cc\u062f \u0627\u0646\u062c\u0627\u0645 \u0634\u0648\u062f. \u0628\u0631\u0627\u06cc \u0645\u062b\u0627\u0644\u060c \u06cc\u06a9 \u0628\u0633\u062a\u0647 \u0631\u0627 \u0645\u06cc \u062a\u0648\u0627\u0646 \u067e\u0630\u06cc\u0631\u0641\u062a\u060c \u0631\u0647\u0627 \u06a9\u0631\u062f\u060c \u062b\u0628\u062a \u06a9\u0631\u062f \u06cc\u0627 \u0628\u0647 \u0632\u0646\u062c\u06cc\u0631\u0647 \u062f\u06cc\u06af\u0631\u06cc \u0641\u0631\u0633\u062a\u0627\u062f \u062a\u0627 \u0628\u0627 \u0642\u0648\u0627\u0646\u06cc\u0646 \u0628\u06cc\u0634\u062a\u0631\u06cc \u0645\u0642\u0627\u06cc\u0633\u0647 \u0634\u0648\u062f.<\/li>\n<li>prot: \u067e\u0631\u0648\u062a\u06a9\u0644\u060c \u0645\u0627\u0646\u0646\u062f tcp\u060c udp\u060c icmp\u060c \u06cc\u0627 \u0647\u0645\u0647<\/li>\n<li>opt: \u0628\u0647 \u0646\u062f\u0631\u062a \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0645\u06cc \u0634\u0648\u062f\u060c \u0627\u06cc\u0646 \u0633\u062a\u0648\u0646 \u06af\u0632\u06cc\u0646\u0647 \u0647\u0627\u06cc IP \u0631\u0627 \u0646\u0634\u0627\u0646 \u0645\u06cc \u062f\u0647\u062f<\/li>\n<li>source: \u0622\u062f\u0631\u0633 IP \u0645\u0646\u0628\u0639 \u06cc\u0627 \u0632\u06cc\u0631\u0634\u0628\u06a9\u0647 \u062a\u0631\u0627\u0641\u06cc\u06a9 \u06cc\u0627 \u0647\u0631 \u062c\u0627\u06cc\u06cc<\/li>\n<li>destination: \u0622\u062f\u0631\u0633 IP \u0645\u0642\u0635\u062f \u06cc\u0627 \u0632\u06cc\u0631\u0634\u0628\u06a9\u0647 \u062a\u0631\u0627\u0641\u06cc\u06a9 \u06cc\u0627 \u0647\u0631 \u062c\u0627\u06cc\u06cc<\/li>\n<\/ul>\n<p>\u0622\u062e\u0631\u06cc\u0646 \u0633\u062a\u0648\u0646 \u06a9\u0647 \u0628\u0631\u0686\u0633\u0628 \u06af\u0630\u0627\u0631\u06cc \u0646\u0634\u062f\u0647 \u0627\u0633\u062a\u060c \u06af\u0632\u06cc\u0646\u0647 \u0647\u0627\u06cc \u06cc\u06a9 \u0642\u0627\u0646\u0648\u0646 \u0631\u0627 \u0646\u0634\u0627\u0646 \u0645\u06cc \u062f\u0647\u062f. \u0627\u06cc\u0646 \u0647\u0631 \u0628\u062e\u0634\u06cc \u0627\u0632 \u0642\u0627\u0646\u0648\u0646 \u0627\u0633\u062a \u06a9\u0647 \u062f\u0631 \u0633\u062a\u0648\u0646 \u0647\u0627\u06cc \u0642\u0628\u0644\u06cc \u0646\u0634\u0627\u0646 \u062f\u0627\u062f\u0647 \u0646\u0634\u062f\u0647 \u0627\u0633\u062a. \u0627\u06cc\u0646 \u0645\u06cc \u062a\u0648\u0627\u0646\u062f \u0647\u0631 \u0686\u06cc\u0632\u06cc \u0627\u0632 \u067e\u0648\u0631\u062a \u0647\u0627\u06cc \u0645\u0628\u062f\u0627 \u0648 \u0645\u0642\u0635\u062f \u06af\u0631\u0641\u062a\u0647 \u062a\u0627 \u0648\u0636\u0639\u06cc\u062a \u0627\u062a\u0635\u0627\u0644 \u0628\u0633\u062a\u0647 \u0628\u0627\u0634\u062f.<\/p>\n<h2 id=\"%d9%86%d9%85%d8%a7%db%8c%d8%b4-%d8%aa%d8%b9%d8%af%d8%a7%d8%af-%d8%a8%d8%b3%d8%aa%d9%87-%d9%87%d8%a7-%d9%88-%d8%a7%d9%86%d8%af%d8%a7%d8%b2%d9%87-%da%a9%d9%84\">\u0646\u0645\u0627\u06cc\u0634 \u062a\u0639\u062f\u0627\u062f \u0628\u0633\u062a\u0647 \u0647\u0627 \u0648 \u0627\u0646\u062f\u0627\u0632\u0647 \u06a9\u0644<\/h2>\n<p>\u0647\u0646\u06af\u0627\u0645 \u0641\u0647\u0631\u0633\u062a \u06a9\u0631\u062f\u0646 \u0642\u0648\u0627\u0646\u06cc\u0646 iptables\u060c \u0645\u06cc\u200c\u062a\u0648\u0627\u0646 \u062a\u0639\u062f\u0627\u062f \u0628\u0633\u062a\u0647\u200c\u0647\u0627 \u0648 \u0627\u0646\u062f\u0627\u0632\u0647 \u06a9\u0644 \u0628\u0633\u062a\u0647\u200c\u0647\u0627 \u0631\u0627 \u062f\u0631 \u0628\u0627\u06cc\u062a \u0646\u0634\u0627\u0646 \u062f\u0627\u062f \u06a9\u0647 \u0628\u0627 \u0647\u0631 \u0642\u0627\u0646\u0648\u0646 \u062e\u0627\u0635 \u0645\u0637\u0627\u0628\u0642\u062a \u062f\u0627\u0631\u062f. \u0627\u06cc\u0646 \u0627\u063a\u0644\u0628 \u0632\u0645\u0627\u0646\u06cc \u0645\u0641\u06cc\u062f \u0627\u0633\u062a \u06a9\u0647 \u0633\u0639\u06cc \u06a9\u0646\u06cc\u062f \u06cc\u06a9 \u0627\u06cc\u062f\u0647 \u06a9\u0644\u06cc \u0627\u0632 \u0627\u06cc\u0646\u06a9\u0647 \u06a9\u062f\u0627\u0645 \u0642\u0648\u0627\u0646\u06cc\u0646 \u0628\u0627 \u0628\u0633\u062a\u0647 \u0647\u0627 \u0645\u0637\u0627\u0628\u0642\u062a \u062f\u0627\u0631\u0646\u062f \u0628\u0647 \u062f\u0633\u062a \u0622\u0648\u0631\u06cc\u062f. \u0628\u0631\u0627\u06cc \u0627\u06cc\u0646 \u06a9\u0627\u0631 \u0627\u0632 \u06af\u0632\u06cc\u0646\u0647 \u0647\u0627\u06cc -L \u0648 -v \u0628\u0627 \u0647\u0645 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u06a9\u0646\u06cc\u062f.<\/p>\n<p>\u0628\u0631\u0627\u06cc \u0645\u062b\u0627\u0644\u060c \u0628\u06cc\u0627\u06cc\u06cc\u062f \u062f\u0648\u0628\u0627\u0631\u0647 \u0628\u0647 \u0632\u0646\u062c\u06cc\u0631\u0647 INPUT \u0628\u0627 \u06af\u0632\u06cc\u0646\u0647 -v \u0646\u06af\u0627\u0647 \u06a9\u0646\u06cc\u0645:<\/p>\n<div class=\"hcb_wrap\">\n<pre class=\"prism line-numbers lang-bash\" data-lang=\"Bash\"><code>sudo iptables -L INPUT -v<\/code><\/pre>\n<\/div>\n<div class=\"hcb_wrap\">\n<pre class=\"prism line-numbers lang-bash\" data-lang=\"Bash\"><code>Output\r\nChain INPUT (policy DROP 0 packets, 0 bytes)\r\npkts bytes target prot opt in out source destination\r\n284K 42M ACCEPT all -- any any anywhere anywhere ctstate RELATED,ESTABLISHED\r\n0 0 ACCEPT all -- lo any anywhere anywhere\r\n0 0 DROP all -- any any anywhere anywhere ctstate INVALID\r\n396 63275 UDP udp -- any any anywhere anywhere ctstate NEW\r\n17067 1005K TCP tcp -- any any anywhere anywhere tcp flags:FIN,SYN,RST,ACK\/SYN ctstate NEW\r\n2410 154K ICMP icmp -- any any anywhere anywhere ctstate NEW\r\n396 63275 REJECT udp -- any any anywhere anywhere reject-with icmp-port-unreachable\r\n2916 179K REJECT all -- any any anywhere anywhere reject-with icmp-proto-unreachable\r\n0 0 ACCEPT tcp -- any any anywhere anywhere tcp dpt:ssh ctstate NEW,ESTABLISHED<\/code><\/pre>\n<\/div>\n<p>\u062a\u0648\u062c\u0647 \u062f\u0627\u0634\u062a\u0647 \u0628\u0627\u0634\u06cc\u062f \u06a9\u0647 \u0641\u0647\u0631\u0633\u062a \u0627\u06a9\u0646\u0648\u0646 \u062f\u0627\u0631\u0627\u06cc \u062f\u0648 \u0633\u062a\u0648\u0646 \u0627\u0636\u0627\u0641\u06cc\u060c <code>pkts<\/code> \u0648 <code>bytes<\/code> \u0627\u0633\u062a.<\/p>\n<p>\u0627\u06a9\u0646\u0648\u0646 \u06a9\u0647 \u0645\u06cc \u062f\u0627\u0646\u06cc\u062f \u0686\u06af\u0648\u0646\u0647 \u0642\u0648\u0627\u0646\u06cc\u0646 \u0641\u0627\u06cc\u0631\u0648\u0627\u0644 \u0641\u0639\u0627\u0644 \u0631\u0627 \u0628\u0647 \u0631\u0648\u0634 \u0647\u0627\u06cc \u0645\u062e\u062a\u0644\u0641 \u0641\u0647\u0631\u0633\u062a \u06a9\u0646\u06cc\u062f\u060c \u0628\u06cc\u0627\u06cc\u06cc\u062f \u0628\u0628\u06cc\u0646\u06cc\u0645 \u0686\u06af\u0648\u0646\u0647 \u0645\u06cc \u062a\u0648\u0627\u0646\u06cc\u062f \u0634\u0645\u0627\u0631\u0646\u062f\u0647 \u0628\u0633\u062a\u0647 \u0648 \u0628\u0627\u06cc\u062a \u0631\u0627 \u0628\u0627\u0632\u0646\u0634\u0627\u0646\u06cc \u06a9\u0646\u06cc\u062f.<\/p>\n<h2 id=\"%d8%aa%d9%86%d8%b8%db%8c%d9%85-%d9%85%d8%ac%d8%af%d8%af-%d8%aa%d8%b9%d8%af%d8%a7%d8%af-%d8%a8%d8%b3%d8%aa%d9%87-%d9%87%d8%a7-%d9%88-%d8%a7%d9%86%d8%af%d8%a7%d8%b2%d9%87-%da%a9%d9%84\">\u062a\u0646\u0638\u06cc\u0645 \u0645\u062c\u062f\u062f \u062a\u0639\u062f\u0627\u062f \u0628\u0633\u062a\u0647 \u0647\u0627 \u0648 \u0627\u0646\u062f\u0627\u0632\u0647 \u06a9\u0644<\/h2>\n<p>\u0627\u06af\u0631 \u0645\u06cc \u062e\u0648\u0627\u0647\u06cc\u062f \u0634\u0645\u0627\u0631\u0646\u062f\u0647 \u0647\u0627\u06cc \u0628\u0633\u062a\u0647 \u0648 \u0628\u0627\u06cc\u062a \u0631\u0627 \u0628\u0631\u0627\u06cc \u0642\u0648\u0627\u0646\u06cc\u0646 \u062e\u0648\u062f \u067e\u0627\u06a9 \u06cc\u0627 \u0635\u0641\u0631 \u06a9\u0646\u06cc\u062f\u060c \u0627\u0632 \u06af\u0632\u06cc\u0646\u0647 -Z \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u06a9\u0646\u06cc\u062f. \u0647\u0645\u0686\u0646\u06cc\u0646 \u062f\u0631 \u0635\u0648\u0631\u062a \u0631\u0627\u0647 \u0627\u0646\u062f\u0627\u0632\u06cc \u0645\u062c\u062f\u062f\u060c \u0622\u0646\u0647\u0627 \u0631\u0627 \u0628\u0627\u0632\u0646\u0634\u0627\u0646\u06cc \u0645\u06cc \u06a9\u0646\u0646\u062f. \u0627\u06af\u0631 \u0645\u06cc \u062e\u0648\u0627\u0647\u06cc\u062f \u0628\u0628\u06cc\u0646\u06cc\u062f \u0622\u06cc\u0627 \u0633\u0631\u0648\u0631 \u0634\u0645\u0627 \u062a\u0631\u0627\u0641\u06cc\u06a9 \u062c\u062f\u06cc\u062f\u06cc \u062f\u0631\u06cc\u0627\u0641\u062a \u0645\u06cc \u06a9\u0646\u062f \u06a9\u0647 \u0628\u0627 \u0642\u0648\u0627\u0646\u06cc\u0646 \u0645\u0648\u062c\u0648\u062f \u0634\u0645\u0627 \u0645\u0637\u0627\u0628\u0642\u062a \u062f\u0627\u0631\u062f\u060c \u0627\u06cc\u0646 \u06a9\u0627\u0631 \u0645\u0641\u06cc\u062f \u0627\u0633\u062a.<\/p>\n<p>\u0628\u0631\u0627\u06cc \u067e\u0627\u06a9 \u06a9\u0631\u062f\u0646 \u0634\u0645\u0627\u0631\u0646\u062f\u0647 \u0647\u0627 \u0628\u0631\u0627\u06cc \u0647\u0645\u0647 \u0632\u0646\u062c\u06cc\u0631\u0647 \u0647\u0627 \u0648 \u0642\u0648\u0627\u0646\u06cc\u0646\u060c \u0627\u0632 \u06af\u0632\u06cc\u0646\u0647 <code>-Z<\/code> \u0628\u0647 \u062a\u0646\u0647\u0627\u06cc\u06cc \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u06a9\u0646\u06cc\u062f:<\/p>\n<div class=\"hcb_wrap\">\n<pre class=\"prism line-numbers lang-bash\" data-lang=\"Bash\"><code>sudo iptables -Z<\/code><\/pre>\n<\/div>\n<p>\u0628\u0631\u0627\u06cc \u067e\u0627\u06a9 \u06a9\u0631\u062f\u0646 \u0634\u0645\u0627\u0631\u0646\u062f\u0647 \u0647\u0627 \u0628\u0631\u0627\u06cc \u0647\u0645\u0647 \u0642\u0648\u0627\u0646\u06cc\u0646 \u062f\u0631 \u06cc\u06a9 \u0632\u0646\u062c\u06cc\u0631\u0647 \u062e\u0627\u0635\u060c \u0627\u0632 \u06af\u0632\u06cc\u0646\u0647 <code>-Z<\/code> \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u06a9\u0646\u06cc\u062f \u0648 \u0632\u0646\u062c\u06cc\u0631\u0647 \u0631\u0627 \u0645\u0634\u062e\u0635 \u06a9\u0646\u06cc\u062f. \u0628\u0647 \u0639\u0646\u0648\u0627\u0646 \u0645\u062b\u0627\u0644\u060c \u0628\u0631\u0627\u06cc \u067e\u0627\u06a9 \u06a9\u0631\u062f\u0646 \u0634\u0645\u0627\u0631\u0646\u062f\u0647 \u0647\u0627\u06cc \u0632\u0646\u062c\u06cc\u0631\u0647 \u0627\u06cc <code>INPUT<\/code> \u0627\u06cc\u0646 \u062f\u0633\u062a\u0648\u0631 \u0631\u0627 \u0627\u062c\u0631\u0627 \u06a9\u0646\u06cc\u062f:<\/p>\n<div class=\"hcb_wrap\">\n<pre class=\"prism line-numbers lang-bash\" data-lang=\"Bash\"><code>sudo iptables -Z INPUT<\/code><\/pre>\n<\/div>\n<p>\u0627\u06af\u0631 \u0645\u06cc\u200c\u062e\u0648\u0627\u0647\u06cc\u062f \u0634\u0645\u0627\u0631\u0646\u062f\u0647\u200c\u0647\u0627\u06cc \u06cc\u06a9 \u0642\u0627\u0646\u0648\u0646 \u062e\u0627\u0635 \u0631\u0627 \u067e\u0627\u06a9 \u06a9\u0646\u06cc\u062f\u060c \u0646\u0627\u0645 \u0632\u0646\u062c\u06cc\u0631\u0647 \u0648 \u0634\u0645\u0627\u0631\u0647 \u0642\u0627\u0646\u0648\u0646 \u0631\u0627 \u0645\u0634\u062e\u0635 \u06a9\u0646\u06cc\u062f. \u0628\u0647 \u0639\u0646\u0648\u0627\u0646 \u0645\u062b\u0627\u0644\u060c \u0628\u0631\u0627\u06cc \u0635\u0641\u0631 \u06a9\u0631\u062f\u0646 \u0634\u0645\u0627\u0631\u0646\u062f\u0647 \u0647\u0627\u06cc \u0642\u0627\u0646\u0648\u0646 \u0627\u0648\u0644 \u062f\u0631 \u0632\u0646\u062c\u06cc\u0631\u0647 <code>INPUT<\/code>\u060c \u0627\u06cc\u0646 \u0631\u0627 \u0627\u062c\u0631\u0627 \u06a9\u0646\u06cc\u062f:<\/p>\n<div class=\"hcb_wrap\">\n<pre class=\"prism line-numbers lang-bash\" data-lang=\"Bash\"><code>sudo iptables -Z INPUT 1<\/code><\/pre>\n<\/div>\n<p>\u0627\u06a9\u0646\u0648\u0646 \u06a9\u0647 \u0645\u06cc\u200c\u062f\u0627\u0646\u06cc\u062f \u0686\u06af\u0648\u0646\u0647 \u0628\u0633\u062a\u0647\u200c\u0647\u0627\u06cc iptables \u0648 \u0634\u0645\u0627\u0631\u0646\u062f\u0647\u200c\u0647\u0627\u06cc \u0628\u0627\u06cc\u062a \u0631\u0627 \u0628\u0627\u0632\u0646\u0634\u0627\u0646\u06cc \u06a9\u0646\u06cc\u062f\u060c \u0628\u06cc\u0627\u06cc\u06cc\u062f \u0628\u0647 \u062f\u0648 \u0631\u0648\u0634\u06cc \u06a9\u0647 \u0645\u06cc\u200c\u062a\u0648\u0627\u0646 \u0628\u0631\u0627\u06cc \u062d\u0630\u0641 \u0622\u0646\u0647\u0627 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u06a9\u0631\u062f \u0646\u06af\u0627\u0647\u06cc \u0628\u06cc\u0646\u062f\u0627\u0632\u06cc\u0645.<\/p>\n<h2 id=\"%d8%ad%d8%b0%d9%81-%d9%82%d9%88%d8%a7%d9%86%db%8c%d9%86-%d8%a8%d8%b1-%d8%a7%d8%b3%d8%a7%d8%b3-%d9%85%d8%b4%d8%ae%d8%b5%d8%a7%d8%aa\">\u062d\u0630\u0641 \u0642\u0648\u0627\u0646\u06cc\u0646 \u0628\u0631 \u0627\u0633\u0627\u0633 \u0645\u0634\u062e\u0635\u0627\u062a<\/h2>\n<p>\u06cc\u06a9\u06cc \u0627\u0632 \u0631\u0627\u0647\u200c\u0647\u0627\u06cc \u062d\u0630\u0641 \u0642\u0648\u0627\u0646\u06cc\u0646 iptables \u062a\u0639\u06cc\u06cc\u0646 \u0642\u0648\u0627\u0646\u06cc\u0646 \u0627\u0633\u062a. \u0628\u0631\u0627\u06cc \u0627\u0646\u062c\u0627\u0645 \u0627\u06cc\u0646 \u06a9\u0627\u0631\u060c \u0645\u06cc \u062a\u0648\u0627\u0646\u06cc\u062f \u062f\u0633\u062a\u0648\u0631 iptables \u0631\u0627 \u0628\u0627 \u06af\u0632\u06cc\u0646\u0647 -D \u0648 \u0633\u067e\u0633 \u0645\u0634\u062e\u0635\u0627\u062a \u0642\u0627\u0646\u0648\u0646 \u0627\u062c\u0631\u0627 \u06a9\u0646\u06cc\u062f. \u0627\u06af\u0631 \u0645\u06cc \u062e\u0648\u0627\u0647\u06cc\u062f \u0642\u0648\u0627\u0646\u06cc\u0646 \u0631\u0627 \u0628\u0627 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 \u0627\u06cc\u0646 \u0631\u0648\u0634 \u062d\u0630\u0641 \u06a9\u0646\u06cc\u062f\u060c \u0645\u06cc \u062a\u0648\u0627\u0646\u06cc\u062f \u0627\u0632 \u062e\u0631\u0648\u062c\u06cc \u0644\u06cc\u0633\u062a \u0642\u0648\u0627\u0646\u06cc\u0646\u060c iptables -S \u0628\u0631\u0627\u06cc \u06a9\u0645\u06a9 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u06a9\u0646\u06cc\u062f.<\/p>\n<p>\u0628\u0647 \u0639\u0646\u0648\u0627\u0646 \u0645\u062b\u0627\u0644\u060c \u0627\u06af\u0631 \u0645\u06cc \u062e\u0648\u0627\u0647\u06cc\u062f \u0642\u0627\u0646\u0648\u0646\u06cc \u0631\u0627 \u06a9\u0647 \u0628\u0633\u062a\u0647 \u0647\u0627\u06cc \u0648\u0631\u0648\u062f\u06cc \u0646\u0627\u0645\u0639\u062a\u0628\u0631 \u0631\u0627 \u062d\u0630\u0641 \u0645\u06cc \u06a9\u0646\u062f (-A INPUT -m conntrack &#8211;ctstate INVALID -j DROP) \u062d\u0630\u0641 \u06a9\u0646\u06cc\u062f\u060c \u0645\u06cc \u062a\u0648\u0627\u0646\u06cc\u062f \u0627\u06cc\u0646 \u062f\u0633\u062a\u0648\u0631 \u0631\u0627 \u0627\u062c\u0631\u0627 \u06a9\u0646\u06cc\u062f:<\/p>\n<div class=\"hcb_wrap\">\n<pre class=\"prism line-numbers lang-bash\" data-lang=\"Bash\"><code>sudo iptables -D INPUT -m conntrack --ctstate INVALID -j DROP<\/code><\/pre>\n<\/div>\n<p>\u062a\u0648\u062c\u0647 \u062f\u0627\u0634\u062a\u0647 \u0628\u0627\u0634\u06cc\u062f \u06a9\u0647 \u06af\u0632\u06cc\u0646\u0647 -A \u06a9\u0647 \u0628\u0631\u0627\u06cc \u0646\u0634\u0627\u0646 \u062f\u0627\u062f\u0646 \u0645\u0648\u0642\u0639\u06cc\u062a \u0642\u0627\u0646\u0648\u0646 \u062f\u0631 \u0632\u0645\u0627\u0646 \u0627\u06cc\u062c\u0627\u062f \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0645\u06cc \u0634\u0648\u062f\u060c \u062f\u0631 \u0627\u06cc\u0646\u062c\u0627 \u0628\u0627\u06cc\u062f \u062d\u0630\u0641 \u0634\u0648\u062f.<\/p>\n<h2 id=\"%d8%ad%d8%b0%d9%81-%d9%82%d9%88%d8%a7%d9%86%db%8c%d9%86-%d8%a8%d8%b1-%d8%a7%d8%b3%d8%a7%d8%b3-%d8%b2%d9%86%d8%ac%db%8c%d8%b1%d9%87-%d9%88-%d8%b4%d9%85%d8%a7%d8%b1%d9%87\">\u062d\u0630\u0641 \u0642\u0648\u0627\u0646\u06cc\u0646 \u0628\u0631 \u0627\u0633\u0627\u0633 \u0632\u0646\u062c\u06cc\u0631\u0647 \u0648 \u0634\u0645\u0627\u0631\u0647<\/h2>\n<p>\u0631\u0627\u0647 \u062f\u06cc\u06af\u0631 \u0628\u0631\u0627\u06cc \u062d\u0630\u0641 \u0642\u0648\u0627\u0646\u06cc\u0646 iptables \u062a\u0648\u0633\u0637 \u0632\u0646\u062c\u06cc\u0631\u0647 \u0648 \u0634\u0645\u0627\u0631\u0647 \u062e\u0637 \u0622\u0646 \u0627\u0633\u062a. \u0628\u0631\u0627\u06cc \u062a\u0639\u06cc\u06cc\u0646 \u0634\u0645\u0627\u0631\u0647 \u062e\u0637 \u06cc\u06a9 \u0642\u0627\u0646\u0648\u0646\u060c \u0642\u0648\u0627\u0646\u06cc\u0646 \u0631\u0627 \u062f\u0631 \u0642\u0627\u0644\u0628 \u062c\u062f\u0648\u0644 \u0641\u0647\u0631\u0633\u062a \u06a9\u0646\u06cc\u062f \u0648 \u06af\u0632\u06cc\u0646\u0647 &#8211;line-numbers \u0631\u0627 \u0627\u0636\u0627\u0641\u0647 \u06a9\u0646\u06cc\u062f:<\/p>\n<div class=\"hcb_wrap\">\n<pre class=\"prism line-numbers lang-bash\" data-lang=\"Bash\"><code>sudo iptables -L --line-numbers<\/code><\/pre>\n<\/div>\n<div class=\"hcb_wrap\">\n<pre class=\"prism line-numbers lang-bash\" data-lang=\"Bash\"><code>Output\r\nChain INPUT (policy DROP)\r\nnum target prot opt source destination\r\n1 ACCEPT all -- anywhere anywhere ctstate RELATED,ESTABLISHED\r\n2 ACCEPT all -- anywhere anywhere\r\n3 DROP all -- anywhere anywhere ctstate INVALID\r\n4 UDP udp -- anywhere anywhere ctstate NEW\r\n5 TCP tcp -- anywhere anywhere tcp flags:FIN,SYN,RST,ACK\/SYN ctstate NEW\r\n6 ICMP icmp -- anywhere anywhere ctstate NEW\r\n7 REJECT udp -- anywhere anywhere reject-with icmp-port-unreachable\r\n8 REJECT tcp -- anywhere anywhere reject-with tcp-reset\r\n9 REJECT all -- anywhere anywhere reject-with icmp-proto-unreachable\r\n10 ACCEPT tcp -- anywhere anywhere tcp dpt:ssh ctstate NEW,ESTABLISHED<\/code><\/pre>\n<\/div>\n<p>\u0627\u06cc\u0646 \u0634\u0645\u0627\u0631\u0647 \u062e\u0637 \u0631\u0627 \u0628\u0647 \u0647\u0631 \u0633\u0637\u0631 \u0642\u0627\u0646\u0648\u0646 \u0627\u0636\u0627\u0641\u0647 \u0645\u06cc \u06a9\u0646\u062f \u06a9\u0647 \u0628\u0627 \u0647\u062f\u0631 <code>num<\/code> \u0646\u0634\u0627\u0646 \u062f\u0627\u062f\u0647 \u0634\u062f\u0647 \u0627\u0633\u062a.<\/p>\n<p>\u0647\u0646\u06af\u0627\u0645\u06cc \u06a9\u0647 \u0645\u06cc \u062f\u0627\u0646\u06cc\u062f \u06a9\u062f\u0627\u0645 \u0642\u0627\u0646\u0648\u0646 \u0631\u0627 \u0645\u06cc \u062e\u0648\u0627\u0647\u06cc\u062f \u062d\u0630\u0641 \u06a9\u0646\u06cc\u062f\u060c \u0634\u0645\u0627\u0631\u0647 \u0632\u0646\u062c\u06cc\u0631\u0647 \u0648 \u062e\u0637 \u0642\u0627\u0646\u0648\u0646 \u0631\u0627 \u06cc\u0627\u062f\u062f\u0627\u0634\u062a \u06a9\u0646\u06cc\u062f. \u0633\u067e\u0633 \u062f\u0633\u062a\u0648\u0631 iptables -D \u0648 \u0633\u067e\u0633 \u0634\u0645\u0627\u0631\u0647 \u0632\u0646\u062c\u06cc\u0631\u0647 \u0648 \u0642\u0627\u0646\u0648\u0646 \u0631\u0627 \u0627\u062c\u0631\u0627 \u06a9\u0646\u06cc\u062f.<\/p>\n<p>\u0628\u0647 \u0639\u0646\u0648\u0627\u0646 \u0645\u062b\u0627\u0644\u060c \u0627\u06af\u0631 \u0628\u062e\u0648\u0627\u0647\u06cc\u0645 \u0642\u0627\u0646\u0648\u0646 \u0648\u0631\u0648\u062f\u06cc \u0631\u0627 \u062d\u0630\u0641 \u06a9\u0646\u06cc\u0645 \u06a9\u0647 \u0628\u0633\u062a\u0647 \u0647\u0627\u06cc \u0646\u0627\u0645\u0639\u062a\u0628\u0631 \u0631\u0627 \u062d\u0630\u0641 \u0645\u06cc \u06a9\u0646\u062f\u060c \u0645\u06cc \u0628\u06cc\u0646\u06cc\u0645 \u06a9\u0647 \u0642\u0627\u0646\u0648\u0646 3 \u0632\u0646\u062c\u06cc\u0631\u0647 INPUT \u0627\u0633\u062a. \u0628\u0646\u0627\u0628\u0631\u0627\u06cc\u0646 \u0628\u0627\u06cc\u062f \u0627\u06cc\u0646 \u062f\u0633\u062a\u0648\u0631 \u0631\u0627 \u0627\u062c\u0631\u0627 \u06a9\u0646\u06cc\u0645:<\/p>\n<div class=\"hcb_wrap\">\n<pre class=\"prism line-numbers lang-bash\" data-lang=\"Bash\">sudo iptables -D INPUT 3<\/pre>\n<\/div>\n<p>\u0627\u06a9\u0646\u0648\u0646 \u06a9\u0647 \u0645\u06cc\u200c\u062f\u0627\u0646\u06cc\u062f \u0686\u06af\u0648\u0646\u0647 \u0642\u0648\u0627\u0646\u06cc\u0646 \u0641\u0627\u06cc\u0631\u0648\u0627\u0644 \u0631\u0627 \u062d\u0630\u0641 \u06a9\u0646\u06cc\u062f\u060c \u0628\u06cc\u0627\u06cc\u06cc\u062f \u0628\u0647 \u0646\u062d\u0648\u0647 \u067e\u0627\u06a9 \u06a9\u0631\u062f\u0646 \u0632\u0646\u062c\u06cc\u0631\u0647\u200c\u0647\u0627\u06cc \u0642\u0648\u0627\u0646\u06cc\u0646 \u0628\u067e\u0631\u062f\u0627\u0632\u06cc\u0645.<\/p>\n<h2 id=\"%d9%81%d9%84%d8%a7%d8%b4-%da%a9%d8%b1%d8%af%d9%86-%d8%b2%d9%86%d8%ac%db%8c%d8%b1%d9%87-%d9%87%d8%a7\">\u0641\u0644\u0627\u0634 \u06a9\u0631\u062f\u0646 \u0632\u0646\u062c\u06cc\u0631\u0647 \u0647\u0627<\/h2>\n<p>Iptables \u0631\u0627\u0647\u06cc \u0631\u0627 \u0628\u0631\u0627\u06cc \u062d\u0630\u0641 \u0647\u0645\u0647 \u0642\u0648\u0627\u0646\u06cc\u0646 \u062f\u0631 \u06cc\u06a9 \u0632\u0646\u062c\u06cc\u0631\u0647\u060c \u06cc\u0627 \u0634\u0633\u062a\u0634\u0648\u06cc \u06cc\u06a9 \u0632\u0646\u062c\u06cc\u0631\u0647 \u0627\u0631\u0627\u0626\u0647 \u0645\u06cc \u062f\u0647\u062f. \u062f\u0631 \u0627\u06cc\u0646 \u0628\u062e\u0634 \u0627\u0646\u0648\u0627\u0639 \u0631\u0648\u0634 \u0647\u0627\u06cc \u0627\u0646\u062c\u0627\u0645 \u0627\u06cc\u0646 \u06a9\u0627\u0631 \u0631\u0627 \u067e\u0648\u0634\u0634 \u062e\u0648\u0627\u0647\u06cc\u0645 \u062f\u0627\u062f.<\/p>\n<h5 id=\"%d9%81%d9%84%d8%a7%d8%b4%db%8c%d9%86%da%af-%db%8c%da%a9-%d8%b2%d9%86%d8%ac%db%8c%d8%b1%d9%87\">\u0641\u0644\u0627\u0634\u06cc\u0646\u06af \u06cc\u06a9 \u0632\u0646\u062c\u06cc\u0631\u0647<\/h5>\n<p>\u0628\u0631\u0627\u06cc flush \u06a9\u0631\u062f\u0646 \u06cc\u06a9 \u0632\u0646\u062c\u06cc\u0631\u0647 \u062e\u0627\u0635\u060c \u06a9\u0647 \u062a\u0645\u0627\u0645 \u0642\u0648\u0627\u0646\u06cc\u0646 \u0645\u0648\u062c\u0648\u062f \u062f\u0631 \u0632\u0646\u062c\u06cc\u0631\u0647 \u0631\u0627 \u062d\u0630\u0641 \u0645\u06cc \u06a9\u0646\u062f\u060c \u0645\u06cc \u062a\u0648\u0627\u0646\u06cc\u062f \u0627\u0632 -F \u06cc\u0627 \u0645\u0639\u0627\u062f\u0644 -flush\u060c \u06af\u0632\u06cc\u0646\u0647 \u0648 \u0646\u0627\u0645 \u0632\u0646\u062c\u06cc\u0631\u0647 \u0628\u0631\u0627\u06cc flush \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u06a9\u0646\u06cc\u062f.<\/p>\n<p>\u0628\u0647 \u0639\u0646\u0648\u0627\u0646 \u0645\u062b\u0627\u0644\u060c \u0628\u0631\u0627\u06cc \u062d\u0630\u0641 \u062a\u0645\u0627\u0645 \u0642\u0648\u0627\u0646\u06cc\u0646 \u0645\u0648\u062c\u0648\u062f \u062f\u0631 \u0632\u0646\u062c\u06cc\u0631\u0647 <code>INPUT<\/code>\u060c \u0627\u06cc\u0646 \u062f\u0633\u062a\u0648\u0631 \u0631\u0627 \u0627\u062c\u0631\u0627 \u06a9\u0646\u06cc\u062f:<\/p>\n<div class=\"hcb_wrap\">\n<pre class=\"prism line-numbers lang-bash\" data-lang=\"Bash\"><code>sudo iptables -F INPUT<\/code><\/pre>\n<\/div>\n<p>\u0641\u0644\u0627\u0634 \u06a9\u0631\u062f\u0646 \u062a\u0645\u0627\u0645 \u0632\u0646\u062c\u06cc\u0631\u0647\u0627<\/p>\n<p>\u0628\u0631\u0627\u06cc \u0641\u0644\u0627\u0634 \u062a\u0645\u0627\u0645 \u0632\u0646\u062c\u06cc\u0631\u0647\u200c\u0647\u0627\u060c \u06a9\u0647 \u062a\u0645\u0627\u0645 \u0642\u0648\u0627\u0646\u06cc\u0646 \u0641\u0627\u06cc\u0631\u0648\u0627\u0644 \u0631\u0627 \u062d\u0630\u0641 \u0645\u06cc\u200c\u06a9\u0646\u062f\u060c \u0645\u06cc\u200c\u062a\u0648\u0627\u0646\u06cc\u062f \u0627\u0632 \u06af\u0632\u06cc\u0646\u0647 -F \u06cc\u0627 \u0645\u0639\u0627\u062f\u0644 \u0622\u0646 -flush \u0628\u0647 \u062a\u0646\u0647\u0627\u06cc\u06cc \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u06a9\u0646\u06cc\u062f:<\/p>\n<div class=\"hcb_wrap\">\n<pre class=\"prism line-numbers lang-bash\" data-lang=\"Bash\"><code>sudo iptables -F<\/code><\/pre>\n<\/div>\n<h2 id=\"%d9%81%d9%84%d8%a7%d8%b4-%d9%87%d9%85%d9%87-%d9%82%d9%88%d8%a7%d9%86%db%8c%d9%86%d8%8c-%d8%ad%d8%b0%d9%81-%d9%87%d9%85%d9%87-%d8%b2%d9%86%d8%ac%db%8c%d8%b1%d9%87%d9%87%d8%a7-%d9%88-%d9%be\">\u0641\u0644\u0627\u0634 \u0647\u0645\u0647 \u0642\u0648\u0627\u0646\u06cc\u0646\u060c \u062d\u0630\u0641 \u0647\u0645\u0647 \u0632\u0646\u062c\u06cc\u0631\u0647\u200c\u0647\u0627 \u0648 \u067e\u0630\u06cc\u0631\u0634 \u0647\u0645\u0647<\/h2>\n<p>\u0627\u06cc\u0646 \u0628\u062e\u0634 \u0628\u0647 \u0634\u0645\u0627 \u0646\u0634\u0627\u0646 \u0645\u06cc \u062f\u0647\u062f \u06a9\u0647 \u0686\u06af\u0648\u0646\u0647 \u062a\u0645\u0627\u0645 \u0642\u0648\u0627\u0646\u06cc\u0646\u060c \u062c\u062f\u0627\u0648\u0644 \u0648 \u0632\u0646\u062c\u06cc\u0631\u0647 \u0647\u0627\u06cc \u0641\u0627\u06cc\u0631\u0648\u0627\u0644 \u062e\u0648\u062f \u0631\u0627 \u067e\u0627\u06a9 \u06a9\u0646\u06cc\u062f \u0648 \u0628\u0647 \u062a\u0645\u0627\u0645 \u062a\u0631\u0627\u0641\u06cc\u06a9 \u0634\u0628\u06a9\u0647 \u0627\u062c\u0627\u0632\u0647 \u062f\u0647\u06cc\u062f.<\/p>\n<p>\u0627\u0628\u062a\u062f\u0627\u060c \u0633\u06cc\u0627\u0633\u062a \u0647\u0627\u06cc \u067e\u06cc\u0634 \u0641\u0631\u0636 \u0631\u0627 \u0628\u0631\u0627\u06cc \u0647\u0631 \u06cc\u06a9 \u0627\u0632 \u0632\u0646\u062c\u06cc\u0631\u0647 \u0647\u0627\u06cc \u062f\u0627\u062e\u0644\u06cc \u0631\u0648\u06cc ACCEPT \u062a\u0646\u0638\u06cc\u0645 \u06a9\u0646\u06cc\u062f. \u062f\u0644\u06cc\u0644 \u0627\u0635\u0644\u06cc \u0627\u0646\u062c\u0627\u0645 \u0627\u06cc\u0646 \u06a9\u0627\u0631 \u0627\u06cc\u0646 \u0627\u0633\u062a \u06a9\u0647 \u0627\u0637\u0645\u06cc\u0646\u0627\u0646 \u062d\u0627\u0635\u0644 \u0634\u0648\u062f \u06a9\u0647 \u0627\u0632 \u0633\u0631\u0648\u0631 \u062e\u0648\u062f \u0627\u0632 \u0637\u0631\u06cc\u0642 SSH \u0642\u0641\u0644 \u0646\u0645\u06cc \u0634\u0648\u06cc\u062f:<\/p>\n<div class=\"hcb_wrap\">\n<pre class=\"prism line-numbers lang-bash\" data-lang=\"Bash\"><code>sudo iptables -P INPUT ACCEPT\r\nsudo iptables -P FORWARD ACCEPT\r\nsudo iptables -P OUTPUT ACCEPT<\/code><\/pre>\n<\/div>\n<p>\u0633\u067e\u0633 \u062c\u062f\u0627\u0648\u0644 nat \u0648 mangle \u0631\u0627 \u0628\u0634\u0648\u06cc\u06cc\u062f\u060c \u0647\u0645\u0647 \u0632\u0646\u062c\u06cc\u0631\u0647 \u0647\u0627 (-F) \u0631\u0627 \u067e\u0627\u06a9 \u06a9\u0646\u06cc\u062f \u0648 \u062a\u0645\u0627\u0645 \u0632\u0646\u062c\u06cc\u0631\u0647 \u0647\u0627\u06cc \u063a\u06cc\u0631 \u067e\u06cc\u0634 \u0641\u0631\u0636 (-X) \u0631\u0627 \u062d\u0630\u0641 \u06a9\u0646\u06cc\u062f:<\/p>\n<div class=\"hcb_wrap\">\n<pre class=\"prism line-numbers lang-bash\" data-lang=\"Bash\"><code>sudo iptables -t nat -F\r\nsudo iptables -t mangle -F\r\nsudo iptables -F\r\nsudo iptables -X<\/code><\/pre>\n<\/div>\n<p>\u0641\u0627\u06cc\u0631\u0648\u0627\u0644 \u0634\u0645\u0627 \u0627\u06a9\u0646\u0648\u0646 \u0628\u0647 \u062a\u0645\u0627\u0645 \u062a\u0631\u0627\u0641\u06cc\u06a9 \u0634\u0628\u06a9\u0647 \u0627\u062c\u0627\u0632\u0647 \u0645\u06cc \u062f\u0647\u062f. \u0627\u06af\u0631 \u0627\u06a9\u0646\u0648\u0646 \u0642\u0648\u0627\u0646\u06cc\u0646 \u062e\u0648\u062f \u0631\u0627 \u0641\u0647\u0631\u0633\u062a \u06a9\u0646\u06cc\u062f\u060c \u062e\u0648\u0627\u0647\u06cc\u062f \u062f\u06cc\u062f \u06a9\u0647 \u0647\u06cc\u0686 \u06a9\u062f\u0627\u0645 \u0648\u062c\u0648\u062f \u0646\u062f\u0627\u0631\u062f \u0648 \u062a\u0646\u0647\u0627 \u0633\u0647 \u0632\u0646\u062c\u06cc\u0631\u0647 \u067e\u06cc\u0634 \u0641\u0631\u0636 (INPUT\u060c FORWARD \u0648 OUTPUT) \u0628\u0627\u0642\u06cc \u0645\u06cc \u0645\u0627\u0646\u0646\u062f.<\/p>\n<h2 id=\"%d9%86%d8%aa%db%8c%d8%ac%d9%87\">\u0646\u062a\u06cc\u062c\u0647<\/h2>\n<p>\u067e\u0633 \u0627\u0632 \u06af\u0630\u0631\u0627\u0646\u062f\u0646 \u0627\u06cc\u0646 \u0622\u0645\u0648\u0632\u0634\u060c \u0646\u062d\u0648\u0647 \u0641\u0647\u0631\u0633\u062a \u06a9\u0631\u062f\u0646 \u0648 \u062d\u0630\u0641 \u0642\u0648\u0627\u0646\u06cc\u0646 \u0641\u0627\u06cc\u0631\u0648\u0627\u0644 iptables \u062e\u0648\u062f \u0631\u0627 \u0645\u0634\u0627\u0647\u062f\u0647 \u06a9\u0631\u062f\u0647 \u0627\u06cc\u062f. \u0628\u0647 \u06cc\u0627\u062f \u062f\u0627\u0634\u062a\u0647 \u0628\u0627\u0634\u06cc\u062f \u06a9\u0647 \u0647\u0631 \u062a\u063a\u06cc\u06cc\u0631 iptables \u0627\u0632 \u0637\u0631\u06cc\u0642 \u062f\u0633\u062a\u0648\u0631 iptables \u0632\u0648\u062f\u06af\u0630\u0631 \u0627\u0633\u062a \u0648 \u0628\u0627\u06cc\u062f \u0630\u062e\u06cc\u0631\u0647 \u0634\u0648\u062f \u062a\u0627 \u0627\u0632 \u0637\u0631\u06cc\u0642 \u0631\u0627\u0647 \u0627\u0646\u062f\u0627\u0632\u06cc \u0645\u062c\u062f\u062f \u0633\u0631\u0648\u0631 \u0627\u062f\u0627\u0645\u0647 \u06cc\u0627\u0628\u062f. \u0627\u06cc\u0646 \u0645\u0648\u0636\u0648\u0639 \u062f\u0631 \u0628\u062e\u0634 Saving Rules \u0622\u0645\u0648\u0632\u0634 Common Firewall Rules and Commands \u067e\u0648\u0634\u0634 \u062f\u0627\u062f\u0647 \u0634\u062f\u0647 \u0627\u0633\u062a.<\/p>\n","protected":false},"excerpt":{"rendered":"\u0645\u0642\u062f\u0645\u0647 Iptables \u06cc\u06a9 \u0641\u0627\u06cc\u0631\u0648\u0627\u0644 \u0627\u0633\u062a \u06a9\u0647 \u0646\u0642\u0634 \u0627\u0633\u0627\u0633\u06cc \u062f\u0631 \u0627\u0645\u0646\u06cc\u062a \u0634\u0628\u06a9\u0647 \u0628\u0631\u0627\u06cc \u0627\u06a9\u062b\u0631 \u0633\u06cc\u0633\u062a\u0645 \u0647\u0627\u06cc \u0644\u06cc\u0646\u0648\u06a9\u0633 \u0627\u06cc\u0641\u0627 \u0645\u06cc&hellip;\n","protected":false},"author":1,"featured_media":14685,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_yoast_wpseo_focuskw":"\u0641\u0647\u0631\u0633\u062a \u06a9\u0631\u062f\u0646 \u0648 \u062d\u0630\u0641 \u0642\u0648\u0627\u0646\u06cc\u0646 \u0641\u0627\u06cc\u0631\u0648\u0627\u0644 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