浣跨敤iptables鍛戒护鍙互閰嶇疆銆佺鐞嗗拰鏌ョ湅Linux绯荤粺鐨勯槻鐏瑙勫垯銆備互涓嬫槸iptables鍛戒护鐨勪娇鐢ㄦ柟娉曪細

1. 鏌ョ湅褰撳墠鐨勯槻鐏瑙勫垯锛?/li>

iptables -L

2. 娓呯┖褰撳墠鐨勯槻鐏瑙勫垯锛?/li>

iptables -F

3. 娣诲姞涓€涓鍒欙細

iptables -A <chain> <options>

• <chain>锛氭寚瀹氳娣诲姞瑙勫垯鐨勯摼锛屽INPUT銆丱UTPUT銆丗ORWARD绛夈€?/p>

• <options>锛氳鍒欑殑閫夐」锛岀敤鏉ユ寚瀹氳鍒欑殑鏉′欢鍜屾搷浣溿€?/p>

4. 鍒犻櫎涓€涓鍒欙細

iptables -D <chain> <rule_number>

• <chain>锛氭寚瀹氳鍒犻櫎瑙勫垯鐨勯摼銆?/p>

• <rule_number>锛氳鍒欑殑缂栧彿锛屽彲浠ラ€氳繃iptables -L --line-numbers鍛戒护鏌ョ湅銆?/p>

5. 淇敼涓€涓鍒欙細

iptables -R <chain> <rule_number> <options>

• <chain>锛氭寚瀹氳淇敼瑙勫垯鐨勯摼銆?/p>

• <rule_number>锛氳鍒欑殑缂栧彿銆?/p>

• <options>锛氭柊鐨勮鍒欓€夐」銆?/p>

6. 淇濆瓨闃茬伀澧欒鍒欙細

iptables-save > /etc/sysconfig/iptables

7. 鍔犺浇宸蹭繚瀛樼殑闃茬伀澧欒鍒欙細

iptables-restore < /etc/sysconfig/iptables

浠ヤ笂鍙槸iptables鍛戒护鐨勪竴浜涘熀鏈敤娉曪紝杩樻湁鏇村鐨勯€夐」鍜岀敤娉曞彲浠ラ€氳繃iptables --help鍛戒护鏌ョ湅銆?/p>