Tag：firewall
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[PHP] using WAF firewall in laravel framework
This guide helps you solve the problem of deploying the shield on firewall in your laravel application. These guidelines are not the only way to get there, they just give you some ideas. The following steps have been tested in laravel 5 and 6. Suite used: shield don firewallGitHub: https://github.com/terrylinoo…Article English: laravel firewall install Using […]
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Hadoop series (4) — building of Hadoop development environment
1、 Preconditions Hadoop depends on JDK and needs to be installed in advance. See the installation steps: Installation of JDK under Linux 2、 Configure password free login The communication between Hadoop components needs to be based on SSH. 2.1 configuration mapping To configure IP address and host name mapping: vim /etc/hosts #Add at the end […]
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Alibaba cloud centos7 server installation nginx
First install nginx Install and install the EPEL release source yum install epel-release yum update yum install nginx There are three output results after running Firewall related operations Systemctl start nginx start Systemctl stop nginx stop Systemctl restart nginx Systemctl status nginx – view the running status Systemctl enable nginx Set up firewall firewall-cmd –permanent […]
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Windows Server 2008 R2 enterprise system security configuration
Windows security configuration rules 1、 Turn on the firewall 2、 Allow remote network for Remote Desktop Connection If the default remote port is used, allowRemote desktopJust go through the firewall; If your remote port number is not the default, you need to create a new one according to (4)Inbound rules了 3、 Modify remote port number […]
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Linux Firewall basic instance
This is aFirewalldBasic operation examples ofFirewalldThe GUI is used for access control operation. Experimental topology requirement analysis First of all, the topology involves two areas. Here, we useworkandpublicArea, make corresponding rules respectively. 1.workRegional prohibitionicmpAllow192.168.100.101VisitSSHServices, while allowing accessApacheService. 2.publicRegional prohibitionicmpProhibitSSHServices, allowing accessApacheService. Analysis method: Based onFirewalldPlease refer to the previous blog for the data processing flow […]
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Configure Linux firewall, only fixed IP and port can access the perfect solution
//Add open port and fixed IP vi /etc/sysconfig/iptables [root @ root220156 /] (echo “unset mailcheck” > Enable fixed IP and port access configuration: -A INPUT -m state –state ESTABLISHED,RELATED -j ACCEPT -A INPUT -p icmp -j ACCEPT -A INPUT -i lo -j ACCEPT -A INPUT -m state –state NEW -m tcp -p tcp -s […]
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The solution of FTP server can not be accessed in Windows LAN
Problems encountered server windows、client windwosOnce FTP was good, suddenly the client could not access itThe server can access FTP by itselfClient Ping through serverAnalysis processBecause the company is strictly managed, it has no client administrator authorityCheck the firewall rules and find that there is no TCP 21 port and any allowed access rulesTerms of settlementAccess the […]
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Using PowerShell to realize the unattended installation of server common software
Operating system: Windows Server 2016, Windows Server 2019 Software environment: type Name Edition system function TelnetClien IIS Enable asp.net 4.7 Hyper-V Enabling management Common software Winrar 5.0 FireFox 67 CHS SqlServer 2016 Enable TCP 1436 Microsoft SQL Server Management Studio 14.0.17277.0 […]
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Windows Server 2012 R2 modify the default remote port
Due to the complexity of the customer’s on-site network, the default remote port 3389 of the windows system is included in the security policy, so the server needs to modify this port, and the configuration is as follows: First: log in to the operating system, win + R calls up the Run menu, and then […]
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Windows Server Installs FileZilla Server
1. Download Address: https://filezilla-project.org/download.php?Type=server 2. Installation is relatively simple, not detailed, the following configuration 2.1 Adding Users 2.2 Shared Folders 2.3 Access IP Settings 3. Setting parameters 3.1 Setting Monitoring Parameters 3.2 Port Allocation Range 3.3 IP Configuration Rules […]
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Solutions to the problem that FTP servers cannot be accessed in LAN
Problems encountered server windows、client windwosAll of a sudden, the client can’t access the good ftpThe server can access FTP by itselfPass-through server of client PingAnalysis processBecause the company is strictly managed, it has no client administrator authority.Looking at the firewall rules, we found that there is no TCP 21 port allowable access ruleTerms of settlementAccess the […]