iptables [-t TABLE] COMMAND [CHAIN] [CRETIRIA]... [-j ACTION] 省缺表名为filter。命令中用到的序号(RULENUM)都基于1。 COMMAND 命令选项 -A|--append CHAIN//链尾添加新规则-D|--delete CHAIN [RULENUM]//删除链中规则,按需序号或内容确定要删除的规则-I|--insert CHAIN [RULENUM]//在链中插入...
It's corresponding (iptables) command is: iptables -t filter -I INPUT 1 -j REJECT iptables -t filter -I OUTPUT 1 -J REJECT To cancel disabling all traffic: firewall-cmd --panic-off It's corresponding (iptables) command is: iptables -t filter -D INPUT -j REJECT iptables -t filter -...
firewall-cmd--list-services--zone=${ZONE_NAME} response ssh 応用編 ダイレクトルールの確認 説明は省きますが、IPマスカレードの設定されているときなどの確認に使います。 command firewall-cmd--direct--get-all-rules response例 ipv4 nat POSTROUTING 0-oeno2-jMASQUERADE ipv4 filter FORWARD 0...
In general, all we have to do is to enable masquerading on the public interface. The command below masquerades packets coming from all hosts in the zonepublic: # firewall-cmd --permanent --zone=public --add-masquerade # firewall-cmd --reload 1. 2. In other words, the above allows al...
# firewall-cmd --list-all public (active) target: default icmp-block-inversion: no interfaces: ens3 sources:services: cockpit dhcpv6-client sshports: protocols: forward: no masquerade: no forward-ports: source-ports: icmp-blocks: rich rules: ...
firewall-cmd --zone=public --list-interfaces eth0查看指定级别的所有信息，譬如 public$ firewall-cmd --zone=public --list-all public (default, active) interfaces: eth0 sources: services: dhcpv6-client http ssh ports: masquerade: no forward-ports: icmp-blocks: rich rules:查看所有...
To display the list of available services, use the following command: sudo firewall-cmd --get-services Available services This will show you a list of services you can use in your rules. 11. Authorize a service To authorize a specific service, use the command--add-service. For example, ...
firewall-cmd --list-rich-rules (5)添加规则: firewall-cmd --add-rich-rule='rulefamily="ipv4" source address="172.25.254.60"accept' [允许172.25.254.60主机所有连接] firewall-cmd --add-rich-rule='ruleservice name=ftp limit value=2/s accept' [每秒钟允许2个新连接访问ftp服务] ...
Use --add-rich-rule, --list-rich-rules and --remove-rich-rule with firewall-cmd command to manage them. Here are some common examples: Allow all IPv4 traffic from host 192.0.2.0. sudo firewall-cmd --zone=public --add-rich-rule 'rule family="ipv4" source address=192.0.2.0 accept' ...
firewall-cmd --zone=public --list-all public (default, active) interfaces: eth0 sources: services: dhcpv6-client http ssh ports: masquerade: no forward-ports: icmp-blocks: rich rules: #查看所有级别被允许的信息 firewall-cmd --get-service ...