First, explain the concepts of "intranet" and "Internet:
Intranet: the IP addresses of each computer in a LAN, for example, a School LAN, are mutually exclusive within the LAN. However, the Intranet IP addresses in the two local networks can be the same.
Internet: the Internet. The IP address is the only IP address that connects to the Internet through a server o
Enable centos Intranet machine to access the Internet
Environment: one machine with Internet and Intranet, and the other machine only has Intranet, which by default cannot access the Internet. Both machines are centos Systems
The Internet ip address of the machine with Internet access is 123.221.20.11, and the Intranet
Long time no update blog, sin Sin, and found recently some sites are always stealing my open source Chinese blog content, despise! Business: Business needs, a server, dual network cards, need to access both the external network and intranet. In the setup process, colleagues reflect the original use of the intranet address (192.168.1.100) in the setting of the Sisu network address after the bad, as long as
NAT analysis (intranet users access the server through domain names) 1. environment hypothesis: the private network address of the Intranet server is 192.168.2.20., port 80 of the server is mapped to port 80 of port 202.101.1.1, and the domain name www.sina.com is applied. The IP address of the Intranet PC is 192.168.2.2, now we configure the following command on
Sandbox), also known as Sandbox, is one of the most widely used technologies in the information security field in recent years. Google Chrome and MS Office2010 all use sandbox technology to improve their security. In the current IT field, Sandbox technology is widely used in the anti-virus software industry. For example, IT is used for virus experiments and various sandbox Security modes in user applications.
So what is sandbox technology? Simply put, sandbox is an "environment" that provides a
Duang~~~ has industry insiders, peanut shell intranet version will be online more than a router? If the message is true, then the user with the intranet IP address can be completely through the router settings to solve the remote access and management problems.Is the message true?According to small understanding, early in 2013, the peanut shell has been resolved in the
enterprises to accurately identify threats, quickly locate threats, effectively control the threat proliferation of tools more and more important.? ? ? ? Wuhan Titanium Security Technology Network threat Perception and * * * traceability system, through the "virtual simulation" technology, in * * * must pass the road layout traps, lure, can achieve the apt*** event, worm virus (ransomware virus) transmission, abnormal operation of the precise positioning of events. Solve the Internal network *
Build and configure ngrok service for Intranet penetration tutorial, build ngrokProblem
With the development of the Internet ecosystem, more and more third-party services are being used in today's Web projects. Generally, these third-party services are initiated by the Client through the Server API, however, Server callback Client is also an inevitable method in many services. In such a scenario, developers may encounter the following problems:
In the
Enable dual NICs to work on both the Intranet and InternetProblem description: one computer has two NICs, one connected to the Intranet and the other connected to the Internet. The two NICs also need to work at the same time and do not need to be switched out when entering the Intranet, when connecting to the Internet, you do not need to unplug the
Because the company intranet has more than one server HTTP service to map to the corporate extranet static IP, if you use the port map of the route to do, only one intranet server 80 port mapped to the external network 80 port, the other server's 80 port can only be mapped to the external network of non-80 port. Non-80 port mapping in the time of access to the domain name plus port, more trouble. And the co
Such as:
Domain name is registered peanut shell free of charge domain name, because it is in the intranet, so the use of intranet version, set up the intranet host, port mapping, save, will automatically generate an external network access address.
I want to have no port or port to 80 of the external network access address, how to set?? Do you need to buy?? (ori
Use a uniform IP address for VPN access over the Intranet ??? -- Linux Enterprise Application-Linux server application information. For details, refer to the following section. Assume there is a VPN Server (RedHat Linux AS4) Dual Nic
The Internet IP address of this server is: 207.68.178.61
Intranet IP Address: 192.168.0.1
Currently, in VPN mode, a user dials a VPN Server over a public network and assigns
Obtain the Intranet IP address in nodejs
Today, my colleague has a demand that the website corresponding to the web server in nodejs can support Intranet access. Later I found that I could modify the hostname attribute in express to my Intranet ip address. However, the problem is that all our machines automatically obtain the
Today, Rangers bring you the software from the world's largest online software provider-Zhouhau software (ZOHO), the tool name is "free syslog forwarder Tool", the toll-free syslog forwarding tool.
There is a scenario where we have multiple log
Immune NetworkThe solution is specialized in Intranet security management. It features both technical architecture, strategy, and feasibility to ensure stable operation of the network base. This is what all enterprise networks can use, the premise of application management. The immune network solution is not a separate product, but a complete set of components consisting of software and hardware, Intranet s
Working desktop has just been migrated to Ubuntu. It is a strange problem that Ubuntu can resolve the Internet normally, but it cannot resolve the Intranet domain name (the domain name ending with. local ). The following describes how to solve the problem. 1. Since I installed XP on Ubuntu, the Intranet domain name can be resolved through the NAT network link on XP. 2. You can use the dig command in Ubuntu
Almost all enterprises have paid more attention to network security. They have successively purchased firewalls and other devices to block security factors from the Internet. However, Intranet attacks and intrusions are still rampant. Facts have proved that the company's internal security factors are far more terrible than the external dangers.
Most enterprises pay attention to improving the border security of enterprise networks, but do not mention t
Terminal AuditThe real purpose is not to record all events that have occurred on the terminal for future query, but to collect evidence and analyze whether the implemented Intranet security management policies meet the security management requirements and promoteIntranet SecurityContinuous improvement.
I. Leave the terminal audit misunderstanding
An important feature of terminal audit is to backtrack historical events in the past ". For example, Can y
SSH Intranet Port Forwarding combat
Guide
As you know, SSH is a secure transport protocol that is used more on the connection server. But in fact, in addition to this feature, its tunnel forwarding function is more attractive.
If the Linux server between the two intranet needs to log in with each other, or need to access a port on the i
Firewalls and switches are still commonly used. So I studied how firewalls and switches implement Intranet/Internet isolation. Here I will share with you, hoping to help you. With the maturity and rapid development of network and Internet technologies, more and more enterprises and institutions have begun to set up networks to automate office work and share Internet information. However, security issues have also emerged. iMaxNetworks (memory network
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