8080 を開くには iptables に挿入する必要があります。
私が調べた iptables はiptables -L非常に複雑で、多くの部門があるため、ポートを開くルールをどこに配置すればよいかわかりません。
これが私のiptables -L出力です:
Chain INPUT (policy ACCEPT)
target prot opt source destination
ACCEPT all -- anywhere anywhere ctstate RELATED,ESTABLISHED
ACCEPT all -- anywhere anywhere
INPUT_direct all -- anywhere anywhere
INPUT_ZONES_SOURCE all -- anywhere anywhere
INPUT_ZONES all -- anywhere anywhere
ACCEPT icmp -- anywhere anywhere
REJECT all -- anywhere anywhere reject-with icmp-host-prohibited
Chain FORWARD (policy ACCEPT)
target prot opt source destination
ACCEPT all -- anywhere anywhere ctstate RELATED,ESTABLISHED
ACCEPT all -- anywhere anywhere
FORWARD_direct all -- anywhere anywhere
FORWARD_IN_ZONES_SOURCE all -- anywhere anywhere
FORWARD_IN_ZONES all -- anywhere anywhere
FORWARD_OUT_ZONES_SOURCE all -- anywhere anywhere
FORWARD_OUT_ZONES all -- anywhere anywhere
ACCEPT icmp -- anywhere anywhere
REJECT all -- anywhere anywhere reject-with icmp-host-prohibited
Chain OUTPUT (policy ACCEPT)
target prot opt source destination
OUTPUT_direct all -- anywhere anywhere
Chain FORWARD_IN_ZONES (1 references)
target prot opt source destination
FWDI_public all -- anywhere anywhere
FWDI_public all -- anywhere anywhere
Chain FORWARD_IN_ZONES_SOURCE (1 references)
target prot opt source destination
Chain FORWARD_OUT_ZONES (1 references)
target prot opt source destination
FWDO_public all -- anywhere anywhere
FWDO_public all -- anywhere anywhere
Chain FORWARD_OUT_ZONES_SOURCE (1 references)
target prot opt source destination
Chain FORWARD_direct (1 references)
target prot opt source destination
Chain FWDI_public (2 references)
target prot opt source destination
FWDI_public_log all -- anywhere anywhere
FWDI_public_deny all -- anywhere anywhere
FWDI_public_allow all -- anywhere anywhere
Chain FWDI_public_allow (1 references)
target prot opt source destination
Chain FWDI_public_deny (1 references)
target prot opt source destination
Chain FWDI_public_log (1 references)
target prot opt source destination
Chain FWDO_external (0 references)
target prot opt source destination
FWDO_external_log all -- anywhere anywhere
FWDO_external_deny all -- anywhere anywhere
FWDO_external_allow all -- anywhere anywhere
Chain FWDO_external_allow (1 references)
target prot opt source destination
ACCEPT all -- anywhere anywhere
Chain FWDO_external_deny (1 references)
target prot opt source destination
Chain FWDO_external_log (1 references)
target prot opt source destination
Chain FWDO_public (2 references)
target prot opt source destination
FWDO_public_log all -- anywhere anywhere
FWDO_public_deny all -- anywhere anywhere
FWDO_public_allow all -- anywhere anywhere
Chain FWDO_public_allow (1 references)
target prot opt source destination
Chain FWDO_public_deny (1 references)
target prot opt source destination
Chain FWDO_public_log (1 references)
target prot opt source destination
Chain INPUT_ZONES (1 references)
target prot opt source destination
IN_public all -- anywhere anywhere
IN_public all -- anywhere anywhere
Chain INPUT_ZONES_SOURCE (1 references)
target prot opt source destination
Chain INPUT_direct (1 references)
target prot opt source destination
Chain IN_dmz (0 references)
target prot opt source destination
IN_dmz_log all -- anywhere anywhere
IN_dmz_deny all -- anywhere anywhere
IN_dmz_allow all -- anywhere anywhere
Chain IN_dmz_allow (1 references)
target prot opt source destination
ACCEPT tcp -- anywhere anywhere tcp dpt:ssh ctstate NEW
Chain IN_dmz_deny (1 references)
target prot opt source destination
Chain IN_dmz_log (1 references)
target prot opt source destination
Chain IN_external (0 references)
target prot opt source destination
IN_external_log all -- anywhere anywhere
IN_external_deny all -- anywhere anywhere
IN_external_allow all -- anywhere anywhere
Chain IN_external_allow (1 references)
target prot opt source destination
ACCEPT tcp -- anywhere anywhere tcp dpt:ssh ctstate NEW
Chain IN_external_deny (1 references)
target prot opt source destination
Chain IN_external_log (1 references)
target prot opt source destination
Chain IN_home (0 references)
target prot opt source destination
IN_home_log all -- anywhere anywhere
IN_home_deny all -- anywhere anywhere
IN_home_allow all -- anywhere anywhere
Chain IN_home_allow (1 references)
target prot opt source destination
ACCEPT tcp -- anywhere anywhere tcp dpt:ssh ctstate NEW
ACCEPT udp -- anywhere anywhere udp dpt:ipp ctstate NEW
ACCEPT udp -- anywhere 224.0.0.251 udp dpt:mdns ctstate NEW
ACCEPT udp -- anywhere anywhere udp dpt:netbios-ns ctstate NEW
ACCEPT udp -- anywhere anywhere udp dpt:netbios-dgm ctstate NEW
Chain IN_home_deny (1 references)
target prot opt source destination
Chain IN_home_log (1 references)
target prot opt source destination
Chain IN_internal (0 references)
target prot opt source destination
IN_internal_log all -- anywhere anywhere
IN_internal_deny all -- anywhere anywhere
IN_internal_allow all -- anywhere anywhere
Chain IN_internal_allow (1 references)
target prot opt source destination
ACCEPT tcp -- anywhere anywhere tcp dpt:ssh ctstate NEW
ACCEPT udp -- anywhere anywhere udp dpt:ipp ctstate NEW
ACCEPT udp -- anywhere 224.0.0.251 udp dpt:mdns ctstate NEW
ACCEPT udp -- anywhere anywhere udp dpt:netbios-ns ctstate NEW
ACCEPT udp -- anywhere anywhere udp dpt:netbios-dgm ctstate NEW
Chain IN_internal_deny (1 references)
target prot opt source destination
Chain IN_internal_log (1 references)
target prot opt source destination
Chain IN_public (2 references)
target prot opt source destination
IN_public_log all -- anywhere anywhere
IN_public_deny all -- anywhere anywhere
IN_public_allow all -- anywhere anywhere
Chain IN_public_allow (1 references)
target prot opt source destination
ACCEPT tcp -- anywhere anywhere tcp dpt:ssh ctstate NEW
Chain IN_public_deny (1 references)
target prot opt source destination
Chain IN_public_log (1 references)
target prot opt source destination
Chain IN_work (0 references)
target prot opt source destination
IN_work_log all -- anywhere anywhere
IN_work_deny all -- anywhere anywhere
IN_work_allow all -- anywhere anywhere
Chain IN_work_allow (1 references)
target prot opt source destination
ACCEPT tcp -- anywhere anywhere tcp dpt:ssh ctstate NEW
ACCEPT udp -- anywhere anywhere udp dpt:ipp ctstate NEW
Chain IN_work_deny (1 references)
target prot opt source destination
Chain IN_work_log (1 references)
target prot opt source destination
Chain OUTPUT_direct (1 references)
target prot opt source destination
答え1
私は iptables の専門家ではありませんが、設定を見ると答えは次のようになります。どこにも。
INPUT チェーンと FORWARD チェーンの両方の 2 行目では、どこからでもどこからでもすべてが許可されているように見えるため、特定のプロトコルとポート番号のルールを明示的に追加してもあまり意味がありません。