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SIP protocol learning 21. Compile pjsipsource code using vc6.0in windows and read the readme.txt file to find the compilation method of source code on win32 platform. The following is a summary: a. Set pjsua to the current active Project B. Because

I introduced the implementation principles of the XMPP protocol. When I first learned programming, I used JAVA to implement the simplest version of IM communication, that is, the connection between two computers is established through the Socket,

Arp proxy Overview 1. Free arp: The difference between free ARP packets and normal arp request packets is that normal arp request packets. The "Destination IP address" In ARP encapsulation is the IP address of other machines, for free arp request

The physical (physical) interface for advanced network settings defined by the ifupdown logical interface is what we call the "interface", which is named by the kernel eth0, eth1, ppp0, or others. A logical interface is a set of values that can be

Configure the wireless network adapter (Wi-Fi) interface package wireless-tools contains a hook script/etc/network/if-pre-up.d/wireless-tools, makingBefore the interface is activated, it is possible to set the wireless network adapter (802.11a/B/g.

In many cases, when the traffic exceeds MB and the network adapter is only MB, what should we do? In this case, using two M NICs to increase the bandwidth is a good solution. How can the two NICs be combined? 1. add virtual NIC:

What are the differences between GET and POST in HTTP? HTTP defines different methods for interaction with the server. The four most common methods are Get, Post, Put, and Delete, if I change the order, I can easily remember: Put (ADD), Delete

Network Connection knowledgeAfter the virtual machine is installed, two virtual NICs, VMnet1 and VMnet8, are installed by default. Others are not installed (you can also manually install others ). VMnet1 is the host Nic used to connect to the

Author: sewai Mingsha Source: sewai Mingsha blogMany families generally use an external ADSL Modem after applying for broadband Internet access. In Windows XP, If you enable the power of the Modem only after you start the system, you are often

The DHCP method is used to assign IP addresses to users, and then restrict these users to use dynamic IP addresses only. If they are changed to static IP addresses, they cannot connect to the network; that is, dhcp snooping is used.Example:Version 12

The Ping tool is very convenient in checking whether the host of the other party is normal and testing the data throughput of the link. This is also one of the most commonly used commands for network troubleshooting. However, as the number of

Today, with the rapid popularization of broadband networks, our Modem seems to have been "cheap". It is too slow to use it to access the Internet. After the elimination, are there no value to the kitten that has accompanied us with countless days

Source: xiaoxin Technology Network In many bad websites, we can find 100 errors. Now let's focus on the 10 most serious issues. Simply prevent these errors, your website will be far better than your many competitors.1. You have not planned your

Working principle:The network subnet of one server is 192.168.1.0/24.Vro 100.10.15.1The server on the other side is 192.168.10.0/24.The vro is 200.000025.1.Perform the following steps:1. Determine a pre-shared key (secret password) (in the following

Source: small New Technology Network our leading web site for http://www.chanix.net/Because it is a Chinese website, I will not go into details about other registration items. I only need to introduce the required steps. (I) First download the

Because many of my friends are often troubled by this spam, heartbeat sends their methods for your reference. The following method applies to version 7.0 as long as you add the code to the appropriate position. Check the program first (refer to the

The largest application of the local area network is sharing Document Resources, audio and video resources, and printers. With the passage of time, the network environment may suffer many problems due to the impact of hardware and software. This

Nowadays, the Internet is becoming more and more popular, and we can find places to access the Internet almost anytime and anywhere. However, when surfing the Internet, people often visit different websites, so many friends want to carry their

A friend once asked me how to download the images of those websites with the right-click restriction. I also checked the information and tried it myself to find a simple solution, I am teaching to you, so that you can use it more and download more

In a network, when we implement remote maintenance and update, the remote computer may be shut down, so we have to find another person to open the computer. In fact, many motherboard and network cards now support the Remote Wake-up function. As long