At present, the main technical measures for anti-mass mailing are as follows:
(1)Account Control: only accounts can be sent, and the sending frequency of accounts is limited.
(2)IPControl: Restrict specifiedIPTransmission frequency
(3)Protocol
Functions to be implemented:
1. View/find required resources from the server:
1. Browse resources on the server in the form of a table webpage.
2. Some basic information about resources provided by the webpage to visitors (such as name, size, and
As Internet technology continues to grow exponentially, the allocation of precious network addresses to private networks is finally seen as a waste of valuable virtual real estate. Therefore, the Network Address Translation (NAT) standard is used to
Write this articleArticleI saw someone search for resources in the eMule network. Considering that eMule was an open-source project, I made one myself at the time.EMule is a well-known open-source project with many branches,AmuleIt can be regarded
Application scenariosThe number of servers is growing. You need to deploy the same file on a large scale. For example, you need to install the kernel-debuginfo package on hundreds of servers at the same time because it is convenient to use the
What is peer:
Peer-to-peer, simply put, is that two users can communicate directly with the network.
Why we need to peer:
1. Most network states are user A and User B communicate with each other, need an intermediary server to do the relay of the
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Is the aboveCodeAdd to the beginning of your
In this way, you can see different pop-up window effects.
'Shield mainstream download tools
Dimxurl, xtool
'Get the browser agent
Xurl = lcase (request. servervariables ("http_user_agent "))
'Define the prohibited agent. The following five versions include the latest Express, tornado, and thunder
With the popularization of mobile computing and the ubiquitous application of embedded networked microprocessor, TCP/IP has finally become obsolete. The original intention of JXTA design is to break through the limitations of current TCP/IP-based
Although the second generation of search engines have improved the search speed and extended multi-language information compared with the first generation, they have also made some exploration in the natural language as the query language. However,
. Net defines the multithreading function in the system. Threading namespace. Therefore, to use multithreading, you must first declare and reference this namespace (using system. Threading ;).
Even if you have no experience writing multi-threaded
The advantage of the semi-distributed structure is that it has good performance and scalability, and is easy to manage. However, it is highly dependent on super points, vulnerable to attacks, and fault tolerance is also affected. The following table
Advanced Networking pack for Windows XP The advanced networking pack for Windows XP is a recommended update for Window XP SP1. it includes des a new version of the IPv6 stack, an IPv6 firewall, and a peer-to-peer infrastructure. the advanced
I have a lot of thoughts on this news. Currently manyProgramEmployees all want to start their own businesses and own their own companies. I think there are the following reasons for this situation:
1. programmers must understand copyright law,
In today's network applications, file transfer is an important feature and the basis for sharing. Important protocols such as HTTP and FTP support file transfer. FTP, in particular, is the "File Transfer Protocol". When an engineer designed this
This article only represents the understanding of the author at a certain stage.
I,Prerequisites
Recently, a friend found me and said that their company expects a web application and asked me to help them develop a topology solution for the system
With the help of the Internet, P2P (individual-to-individual) financing models have been successful in foreign countries in recent years, and many P2P financing platforms with "mutual online lending" have also been born. For example, the non-profit
1. NAT Introduction
NAT (Network address translation) is a widely used solution for IP shortage
Effectively, NAT converts intranet address and port number into legitimate public network address and port number, establishes a session, communicates
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