Many users in the work of the need, computer settings can only connect the intranet, can not access the Internet, so there are users want to connect both intranet and extranet, can work to have access to the Internet, this in the Win7 system how to achieve it? Let me tell you how to set up a win7 system to connect both inside and outside the Internet café.
Win7 is also connected to the
Today to tell you how to use the port mapping, not through the Gateway Open intranet method.
First, the use of the premise
Need to have a public network of IP. If we now have a public network of P, 210.210.21.21
Second, the use of tools
1.lcx.exe
2.vdic
Three, method explanation
Method one, using Lcx.exe to map
(1) We will upload the Lcx.exe to the public network IP, in the public IP on the DOS environment in the implementation of Lcx–listen P
the bit ELF Intranet port mapping tool, which requires the following 橾:
Step 1:XP System to download the BIT Wizard Intranet Port mapping tool and run, in the pop-up as shown in the interface, click the "Next" button to continue.
Step 2: When the interface appears as shown, check the "Ignore ICF Firewall" entry and click the Next button to continue
This paper analyzes the realization method of Remote Desktop Connection first, and then analyzes the method of accessing intranet Remote Desktop via Nat123 network. Set up Remote Desktop Connection, the user must first establish a connection with the Internet or set up a terminal server in the local area network.
Before making Remote Desktop Connection, users need to make some settings for Remote Desktop Connection by clicking the "Start" button and
Recently got four Ali cloud servers, are student machine, proprietary network, respectively, under two accounts. Helpless, cheap things is inconvenient, in two accounts do not say, under the same account of the two servers are not under the same VPC, toss for two days, and finally make this four servers 22 intranet interoperability, midway encountered a lot of pits, in this record.
(as a result of the student machine outside the network speed is too s
https://my.oschina.net/7shell/blog/308887
Company business needs, a server, dual network card, the need to access both the extranet and intranet. In the setup process, colleagues reflect the original use of the intranet address (192.168.1.100) in the setting of the external network address changed bad, as long as the outside network that network card can be normal access to the
Tags: external network address assignment related 5.0 ETH Inux Snat forwardProblem descriptionIntranet client machines access the Internet through a gnu/linux server. The Eth0 network card of the server can access the Internet, and eth1 network card is connected with intranet. The client wants to access the Internet through the server.Experimental environment
Server:
Network card
IP
Subnet Mask
Gateway
The first description of our configuration file, are similar format, if the intranet is 192.168.0.3, the extranet is 123.123.123.123, the configuration file is as follows:
$db [' salver '] [' hostname '] = ' 192.168.0.3:3306 ';$db [' salver '] [' hostname '] = ' 123.123.123.123:3306 ';
This time is the external network is the state of the annotation. Walk is the intranet.The next idea, is a configuration file, copied out 2 points put to another plac
The first thing to mention is that the intranet here is generally our Internet café internal environment intranet, LAN Intranet I have nothing to say, willing to spend money to DNS0755 good. A basic condition: a public network IP, the gateway has operational rights.
FTP Server-side 192.168.0.100, I choose Win2k+serv-u 4.1.0.0, very common commonly used a combina
One: Software solutionsSoftware:Https://ngrok.com/downloadNgrok-stable-windows-amd64.zipUse:CMD---CD: Switch to the software catalogNgrok.exeIn the pop-up box, enter: Ngrok HTTP 80 (80 or other port number, depending on the situation)Two: Cisco routes do the mappingSteps are as follows
Login Cisco
En, config
View Configuration Show Run
Fixed IP:IP nat inside source static TCP 10.10.1.253 8080 101.81.232.101 8080
Dynamic IP: Access to
In the development, sometimes we need to send remotely, or through 3G and 4G, or other WiFi environment to send a small amount of data, and do not want to spend so much cost to develop a cloud server, this time the emergence of a router to expose an intranet IP for external network access. In fact, the implementation name of this method is called port mapping .
Next we implement this way ready you want to expose the
Front-facing conditionsTo achieve the purpose: to develop the local computer needs to connect with no network address of the RDS, through the ECS forwarding connection to the RDS databaseClient PC terminal can SSH login to the ECS server with public network.ECS servers with a public network can access other intranet ECS servers through the intranet.ECS Server with public network can access RDS via intranet
Intranet Infiltration some commands to collect and organize
=====
Some command to gather information
=====
@ Query Some of the circumstances of this machine
Ipconfig/all
@ Query machines with relationships
Net View
@ Query has several fields
Nei view/damin
@ View the list of computers in the TestDomain domain
NET View/domain:testdomain
@ query groups within a field
NET Group/domain
@ Divide Network Segment
dsquery subnet
@ query users in the domain
N
Many programs in the local area network can be applicable, but between the external network and intranet and between intranet and intranet is not feasible. The problem is NAT, this article will introduce the next 5 Nat penetration method, solve the internal and external network exchange. 1. Fully conical (full Cone) NAT
Host A and Host B in different
The author of the school through ADSL set up routes to share the Internet. The extranet gateway and DNS are 10.0.0.138, the external network port IP address is 10.0 0.1, and the subnet mask is 255.255.255.0. Self-built sites are placed on the server, on the server has been
IIS is installed and set up, and the "Default Web site" IP address points to 10.0.0.1.
In the default state, you can access the extranet, but you cannot access the intranet. If yo
First, peanut shell installation (before installation needs in the Peanut Shell website registration to get a free domain name, with this domain name, behind the outside network through access to this domain name to achieve SSH login Intranet Linux host)[[email protected] desktop]# wget http://download.oray.com/peanuthull/linux/phddns-2.0.6.el6.x86_64.rpm--2014-10-27 20:11:30--http://download.oray.com/peanuthull/linux/phddns-2.0.6.el6.x86_64.rpmParsin
regional molecular network, that is, the IP phase is different when the subnet mask is not the same.
Add to
Using Command 2
Route Add-p Network Address mask Subnet Mask gateway address
You can add a route that you add to your path in a permanent route (also known as a static route)
Use the command effect chart as follows:
Delete
Using Command 3
Rotue Delete network Address
You can delete a route
In general, the system will automatically add a static route to all the networ
Apt Local source build (can be used for LAN Apt-get source or local source) This document describes the use of Apt-mirror software to build apt local source requirements: Intranet development environment for its specific reasons can not Sisu network, So we need the local intranet source to make it easy for developers to download and install software recommendations: Use a single disk to store source files o
Because the company in the computer room hosting server IP is not enough, but also for security considerations, so that a number of virtual nodes can not directly access the Internet, so I xenserver physical nodes through the use of iptables NAT function made a simple implementation
[Root@xenserver-cukxsegi ~]# sysctl net.ipv4.ip_forward=1 #开启转发[Root@xenserver-cukxsegi ~]# Echo ' net.ipv4.ip_forward=1 ' >>/etc/sysctl.conf #让重启不失效[Root@xenserver-cukxsegi ~]# iptables-p FORWARD DROP #将FORWARD链的策略
Reference Address: http://www.nat123.com/Pages_8_266.jspThe methods in this article are as follows:(1) Install and enable nat123 on the intranet, add mappings, and use other app types. Intranet address port is the LAN MSSQL address port, the network address port customization.(2) After the mapping succeeds, the external network access connection MSSQL uses the mapped extranet address domain name port. Note
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