Pfsense HA (high availability cluster)0x00 Preface
Some time ago, the company's firewall physical machine crashed, causing the company's network paralysis. My company's websites are inaccessible, so I thought of studying this Pfsense HA. The company is preparing to hold a competition. As a security worker, there must be pressure !! All aspects should consider wh
PfSense XSS vulnerability analysis
PfSense is an open-source network firewall software based on FreeBSD operating system. It has been widely used by companies around the world to protect its infrastructure.Last year, we found some security vulnerabilities in PfSense (reported by the red/Black Alliance) and submitted th
pfsense Introduction Pfsense is a FreeBSD-based, open source version that is specifically tailored for firewall and router functionality. It is installed on the computer as a firewall and router in the network, is known for its reliability, and offers features that often exist only in expensive commercial firewalls. I
How to use pfSense for load balancing for your web services
Note: pfSense has two types of load balancing: one is to set multiple WAN for dual-line load balancing, and the other is to do inbound-loadbalancer for web servers in the LAN. This article shows how to use pfSense 2.0 to configure load balancer for multiple web servers ). It is assumed that you
Note that there are two kinds of load balancing in Pfsense: One is to set up multiple WAN to do two-line load balancing, and the other is to do the Web server in LAN Inbound-loadbalancer. This article shows how to use pfsense 2.0 to Configure load Balancing for your multiple Web servers (Load Balancer). This assumes that you already have a pfsense server and more
Note that there are two kinds of load balancing in Pfsense: One is to set up multiple wan to do two-line load balancing, and the other is to do inbound-loadbalancer for the Web server inside LAN. This article shows how to use Pfsense 2.0 to configure load balancing for your multiple Web servers (load balancer). This assumes that you already have a pfsense server
This tutorial is written according to ESXi 6.0, and the settings for ESXi 6.5 are similar.Set up a networkLog in to vsphere via vsphere client and go to the Configuration tab of the host, then click on the list network on the left.To deploy Pfsense VSG, you need two network interfaces, in which case two vswitch interfaces will be used for Pfsense LAN and WAN respectively.Click Add Networking (added network)
Pfsense 2.3 was released on April 12, 2016, Pfsense 2.3 based on FreeBSD 10.3, is currently very excellent firewall, router open source software.: Http://www.pfsense.org/mirror.php?section=downloadsThe full installation version can be downloaded for the first time, and the current full installation version cancels the LiveCD mode and needs to be installed to stor
Firewalls block access to a Web site as a basic feature, blocking access to a site on pfsense, usually through aliases and setting up firewall rules.In this example, let's try to block access to the Sina Network (www.sina.com).
Find a domain name resolution address
Add Alias
Set up firewall rules
Check for blocking effects
Find an IP add
= "Wkiol1wbh_hifjabaanhu2x4e3o720.jpg"/> (4) in "named Virtual Machine" in the New Virtual Machine Wizard page, "Virtual name" is modified to "pfsense"; "Location" We choose a storage location.650) this.width=650; "src=" http://s3.51cto.com/wyfs02/M02/6E/9C/wKioL1WBIIHh9HgeAALKR8AOTao915.jpg "title=" 4.jpg " alt= "Wkiol1wbiihh9hgeaalkr8aotao915.jpg"/> (5) in the New Virtual Machine wizard page, select "Use Bridged network" in "Network Type", then clic
Install pfSense and NAS4Free in ESXi5
Hardware configuration:
Motherboard: merceat SY-APU-E35DNIC: Intel 82546EB PCI-X dual port NicMemory: Kingston 2G DDR3 X2Hard Disk: Jinsheng 16 GB SSDHard drive: Seagate 500 GB
Software Configuration:
Install pfSense2.0.1 and NAS4Free X64 9.0.0.1.141 in ESXi5
Installation steps:
Part 1: Install ESXi5
Note: In actual tests, enabling the AHCI mode will make the ESXi Virtual Machine extremely inefficient, but the spe
1. Two ways to enable Pfsense 2.3 ssh1, 1 The Advanced option under the System menu under the Web page650) this.width=650; "Src=" Http://s5.51cto.com/wyfs02/M01/82/C0/wKioL1df7c7QJpgAAABqGbQB15c810.png-wh_500x0-wm_3 -wmp_4-s_3785378238.png "style=" Float:none; "title=" SSH1. PNG "alt=" Wkiol1df7c7qjpgaaabqgbqb15c810.png-wh_50 "/>SSH is available in the options below and can be checked to enable SSH650) this.width=650; "Src=" Http://s1.51cto.com/wyfs02
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According to foreign media reports, over time, more and more users began to rely on the Internet to work, learn, and entertain, which led to more and more Internet attacks, this makes users' computers face a lot of potential risks every day.
To defend against these network threats, major security vendors have successively launched various types of firewalls. As the name suggests, a firewall is a device that helps ensure information security. It allows
Firewall-cmd: command line tool for firewall settings in rhel7, firewall-cmdrhel7Firewall-cmd: the command line tool for firewall settings. Syntax: firewall-cmd [OPTIONS...] common OPTIONS:-h: Print help information;-V: Print version information;-q: exit, do not print status
FIREWALLD provides a dynamic firewall management tool that supports network/firewall zone (zone) definition of network links and interface security levels. It supports IPV4, IPV6 firewall settings and Ethernet bridging, and has run-time configuration and permanent configuration options. It also supports interfaces that allow services or applications to add
Vuurmuur is another powerful Linux firewall manager that can build, manage, and iptables rules for a server or network. At the same time, Vuurmuur is easy to manage and can use Vuurmuur without having iptables knowledge. Features include support for IPV6, communication shaping, advanced monitoring features, real-time monitoring of connectivity and bandwidth usage, easy configuration via NAT, and anti-fraud features.
6.
penetration intrusion, mandatory access security and so on ... This one of my suggestions to choose OpenWrt Bar, free, can be customized very high, and a Linux machine like the configuration!! Dd-wrt Charge! Tomato is also based on OpenWrt, the author configured a strategic route support dual, four wan! as for the Route,ros is also the Chinese people to change the Linux system, fees, functions cumbersome, internet cafes can consider!!
b, if your choice of hardware is x86 architecture, I sugges
First, configure the firewall, open 80 ports, 3306 ports
CentOS 7.0 uses firewall as a firewall by default, and this is iptables firewall instead.
1. Close firewall:
#停止firewall服务Systemctl Stop Firewalld.service #禁止
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