host on internet finds another host by

From http://nmap.orgHost discovery Host discovery is also called Ping scanning, but it is far more than sending simple ICMP echo request packets using a widely known ping tool. You can use list scan (-sL) Or by disabling Ping (-P0) Skip the ping

Internet Protocol Summary, Internet Protocol Today, I saw an article on network protocol on my way to work. I think it's a good job to write. Well, of course I want to keep some good stuff. I 'd like to share it with you here! This article is

1. Shared Internet access (1) network connection If you want to add an additional computer to share the Internet with ADSL, You need to purchase two more NICs, one installed on the Internet access computer, the other is installed on the computer to

Http://kb.cnblogs.com/page/144577/ We use the Internet every day. Have you ever wondered how it is implemented? Billions of computers around the world are connected together and communicate with each other. One Network Card in Shanghai sends a

We use the Internet every day. Have you ever wondered how it is implemented? Billions of computers around the world are connected together and communicate with each other. One Network Card in Shanghai sends a signal, and the other network card in

DHCP DHCP is the abbreviation of Dynamic Host Configuration Protocol (Dynamic Host Allocation Protocol). Its predecessor is BOOTP. BOOTP was originally used on a network without a disk host connection: the network host uses boot Rom instead

TCP/IP protocol stack This section briefly introduces the internal structure of TCP/IP and lays the foundation for discussing Internet-related security issues. TCP/IP protocol groups are popular in part because they can be used on a variety of

Abstract: This article describes in detail the principles of the MySQL permission system, including the complete process of MySQL Access confirmation. Another important knowledge is the user and host fields in the authorization table. Understanding

Problem: PPTP is used to build a VPN Server on the Linux platform. After dial-in, the Intranet FTP is accessed. downloading files is extremely slow. When using PPTP as a gateway to access the Internet, most websites except Baidu are extremely slow

Case one: User host location In the morning of Monday, network administrators received a lot of complaints from users after work. The network administrator detects the routing of its port and finds bandwidth congestion. Since there is no WAN