在 CentOS 7
暫時(shí)開放 ftp 服務(wù)
# firewall-cmd --add-service=ftp
永久開放 ftp 服務(wù)
# firewall-cmd --add-service=ftp --permanent
永久關(guān)閉
# firewall-cmd --remove-service=ftp --permanent
success
讓設(shè)定生效
# systemctl restart firewalld
檢視設(shè)定是否生效
# iptables -L -n | grep 21
ACCEPT tcp -- 0.0.0.0/0 0.0.0.0/0 tcp dpt:21 ctstate NEW
檢查防火牆狀態(tài)
# firewall-cmd --state
running
# systemctl stop firewalld
# firewall-cmd --state
not running
# firewall-cmd --list-all
public (default)
interfaces:
sources:
services: dhcpv6-client ftp ssh
ports:
masquerade: no
forward-ports:
icmp-blocks:
rich rules:
在 FirewallD 的服務(wù)名稱
# firewall-cmd --get-service
amanda-client bacula bacula-client dhcp dhcpv6 dhcpv6-client dns ftp high-availability http https imaps ipp ipp-client ipsec kerberos kpasswd ldap ldaps libvirt libvirt-tls mdns mountd ms-wbt mysql nfs ntp openvpn pmcd pmproxy pmwebapi pmwebapis pop3s postgresql proxy-dhcp radius rpc-bind samba samba-client smtp ssh telnet tftp tftp-client transmission-client vnc-server wbem-https
查詢服務(wù)的啟用狀態(tài)
# firewall-cmd --query-service ftp
yes
# firewall-cmd --query-service ssh
yes
# firewall-cmd --query-service samba
no
# firewall-cmd --query-service http
no
自行加入要開放的 Port
# firewall-cmd --add-port=3128/tcp
# firewall-cmd --list-all
public (default)
interfaces:
sources:
services: dhcpv6-client ftp ssh
ports: 3128/tcp
masquerade: no
forward-ports:
icmp-blocks:
rich rules:
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