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After adding a router, your ** server is in the LAN (intranet), and the machine on the WAN (extranet) cannot directly access your server. The solution is to do port mapping on the router, and map the IP address of the server and the port of the service software to the port of the router. This allows machines on the extranet to access your server directly, and the port mapping is also called a virtual server on some routers.
How do I do a port mapping? Searching on it, it's a lot. In addition, on the router, set the IP address of the ** server as the DMZ host, and you can also do port mapping, but your server is completely exposed to the Internet, and the security is poor, but this is the simplest, and you don't need to know the port of the ** service software.
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In practical applications, many units and households do not have a fixed IP address, and most of them use ADSL to access the Internet. However, many friends need to realize the remote monitoring function, and how to use the existing conditions of ADSL to achieve remote monitoring is one of the topics that have been consulted a lot recently. Here, we take the tplinkr860 router and 804 compression card as an example to introduce the application of dynamic domain name and the router setting method in detail
1. Application for dynamic domain name:
To access remotely, you must have a domain name that you can use, and we will now use the built-in DDNS related function of the TP-LINK410 router to apply for a dynamic domain name of our own
The Control Panel login dialog will appear: the default username and password are all admin
A method for remote monitoring and control using dynamic IP.
Prior to this, we have introduced the "assembly and debugging of industrial control DVR", "application of dynamic domain name and router setting method", here is only for the series of compression card in the software control interface of the setting is introduced, other compression card settings please refer to this article and the product manual of the compression card.
It should be reminded that in the software directory of the compression card, there is a professional "client" software, through which remote control and access can be achieved (please refer to the user manual for the setup and use of the client).
1. Confirm that the hardware and software of the monitoring system are running normally;
2. Confirm that the dynamic domain name application is successful, the router is set up normally, and the DNNS in the router has been successfully connected;
1. Confirm that the monitoring software needs to open the port:
Any compression card, in order to achieve remote monitoring and control, must open the corresponding port in the software and related hardware, some software needs to be open a lot, and some only need one. Generally, it will be indicated in the manual of the product, if not, we need to open the software ourselves to see the specific port number. Unless you specifically need to, use the default port number is fine:
Now, we open the monitoring software, click on the "Settings button", and then click on "Network Management":
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Fill in the DDNS with the username and password you applied for in Peanutshell**.
In DMZ, do a port insinuation.
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The TP-Link TL-WR845N wireless router is a cost-effective wireless routing device with simple configuration and stable signal. Here are some tutorials about the setup of the TP-Link TL-WR845N wireless router, I hope it will be helpful to you!
TL-WR845N router with hardware version: You need to enter a username and password to log in (both are by default, as shown in the figure below.)
TL-WR845N routers with hardware version: If it is the first time to log in, you need to set the management password of the router. Set an administrative password in the "Set Password" box – > and enter it again in the "Confirm Password" – > click "OK". If you have already set an administrative password, enter the password directly to enter the management interface.
<>PPPoE (ADSL Virtual Dialing): refers to the broadband operator providing a broadband account number and password to the user after handling the broadband service; And in the absence of a wireless router, users need to dial up the Internet through a "broadband connection" on their computer.
4. Set broadband account and password: Fill in the broadband and password provided by the operator in the corresponding setting box, and make sure that the password is entered correctly.
5. Set up the wireless network: set "SSID", the SSID is the name of the wireless network, it is recommended to use a combination of numbers and letters, do not use Chinese Chinese characters - > select "WPA-PSK WPA2-PSK" - set "PSK password" - click "Next".
6. Configuration completed: Click "Finish" to end the setup wizard.
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1. Open the router in the computer and enter the password in the router to log in to the router management page.
2. After entering the management page, click the Setup Wizard option on the page.
3. Click the Next option in the pop-up page.
4. On the next page, click to select the PPOE dial-up connection method. and tap on the Next option.
5. Enter the corresponding broadband and password in the pop-up page and click Next.
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Wireless broadband router setup.
1. Set the computer to the address of the network segment.
2. The default IP of the router, open the browser and enter the router account and password3 The network cable is directly connected to the LAN port of the router, and according to the router wizard settings, add the dial-up account and password.
Special note: Enable the DHCP service.
4 mode is connected to the WAN port of the router, and the LAN port is connected to the computer.
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Turn on the DHCP function of the router, and set the IP address of the NIC connected to the computer to Automatic.
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Connect the computer to the device first. Just follow the guide. You don't need to do much about the rest. If you're afraid that others will do it, just add a password. Follow the guide and you'll be able to surf the internet.
Connect Routing - Enter Carriage Enter in the browser address.
Just follow the wizard to set up and save.
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