asa firewall configuration

I. Introduction of APF Firewall APF is a Linux under the Iptables firewall, by the R-FX networks development and maintenance, the implementation code is basically shell. Personally think this is the most easy-to-use and powerful firewall script under Linux. Similar levels are Bastille,firehol,kill my firewall, and so

??Vi/etc/sysconfig/iptables-A input-m state–state new-m tcp-p Tcp–dport 80-j Accept (consent 80 port via firewall)-A input-m state–state new-m tcp-p Tcp–dport 3306-j Accept (consent 3306 port via firewall)Special tips:Very many netizens add these two rules to the last line of the firewall configuration. Cause the

Because hacker technology is becoming more and more public, professional, various attacks increasingly frequent, the virus is becoming more and more rampant, major network security incidents are increasing. As the first gate of enterprise security protection, Firewall has become an important part of enterprise network security protection. However, when we examine the security situation of our country's enterprise network, we still find that there are

configured by this command:UFW App Default Skip|allow|denyThe default is skip, which is not set.Warning: If the program rules are set to default allow, this can be a significant risk. Think twice before you leap!LogUFW supports many log levels. The default is low, and the user can specify it yourself:UFW Logging On|off|low|medium|high|fullOff is to close the logThe low record encapsulates packets that conflict with the default policy (record speed is limited). Record packets that are compliant

 Vi/etc/sysconfig/iptables-A input-m state–state new-m tcp-p tcp–dport 80-j ACCEPT (allow 80 ports through the firewall)-A input-m state–state new-m tcp-p tcp–dport 3306-j ACCEPT (Allow 3306 ports through the firewall)Special tips:Many netizens add these two rules to the last line of the firewall configuration, causi

Device Model: Cisco PIX 515eStatus Quo and requirements: The network is located in the enterprise intranet, and the IP addresses have been uniformly allocated to each device. For simplicity, set the firewall to the Bridge Mode. external devices can only access two servers in the network, and all internal settings can access external devices.Procedure:1. Hardware connection (omitted)2. Use wondows's own Super Terminal to set the connection

Turn on the Redis port and modify the firewall configuration file Vi/etc/sysconfig/iptablesJoin Port Configuration-A rh-firewall-1-input-m state--state new-m tcp-p TCP--dport 6379-j ACCEPT-A rh-firewall-1-input-m state--state new-m tcp-p TCP--dport 6379:7000-j ACCEPT//Open p

Turn on the Redis port and modify the firewall configuration file Vi/etc/sysconfig/iptablesJoin Port Configuration-A rh-firewall-1-input-m state--state new-m tcp-p TCP--dport 6379-j ACCEPT-A rh-firewall-1-input-m state--state new-m tcp-p TCP--dport 6379:7000-j ACCEPT//Open p

CentOS 7.x iptables Firewall ConfigurationSystemctl stop firewalld. service # stop firewallSystemctl disable firewalld. service# Disable firewall from starting sudo yum install iptables-services# Install iptables firewall sudo systemctl enable iptables# Set iptables to boot vi/etc/sysconfig/iptables# Edit the Firewall

Vi/etc/sysconfig/iptables-A input-m state–state new-m tcp-p tcp–dport 80-j ACCEPT (allow 80 ports through the firewall)-A input-m state–state new-m tcp-p tcp–dport 3306-j ACCEPT (Allow 3306 ports through the firewall)Special Note: Many netizens add these two rules to the last line of the firewall configuration, causing

Vi/etc/sysconfig/iptables-A input-m state–state new-m tcp-p tcp–dport 80-j ACCEPT (allow 80 ports through the firewall)-A input-m state–state new-m tcp-p tcp–dport 3306-j ACCEPT (Allow 3306 ports through the firewall)Special Tips:Many netizens add these two rules to the last line of the firewall configuration, causing

Colleague found that the Nginx configuration after HTTPS can not access, I help solve the time from the following starting point1.防火墙未开放443端口2.配置出错 1 2 3 So we netstat -anp look at the ports that the firewall is openingThe discovery is already listening, that must be a configuration problem.Check the con