what is ptp protocol

PHP is a server-side, HTML-embedded scripting language. PHP distinguishes other like client JavaScript where its code executes on the server side. What can PHP do? At its lowest level, PHP can do anything other CGI programs can do, such as collecting tabular data, generating dynamic page content, or sending and receiving cookies. Perhaps the most powerful and meaningful feature

Briefly describe what CGI is and briefly describe CGI Directory:1. What is CGI?2. Various Glossary3. Interaction Mode Between web server and CGI3.1 CGI Mode3.2 Module Mode3.3 php-fpm Mode 1. What is CGI? CGI

What to do if Mac Bluetooth is not available There are a lot of users after upgrading Yosemite, everything is OK. But after a day of rebooting, but found that Bluetooth is not available! Repair Disk permissions, restart, and still cannot start Bluetooth. Many users who upgraded to OS X Yosemite found that devices

what is the telnet exit command? Use Telnet to log on to a certain IP port, with a space interval between the port and the IP, instead of: interval, as shown in the following figure. After the successful login, the following figure, if the port is not opened directly reported refused, the successful login can use the relevant

F1: If you are in a selected program and need help, please press F1. If you are not in any program now, but are in Resource Manager or desktop, the Windows helper will appear when you press F1. If you are working on a program and want Windows Help, you need to press WIN+F1. Press SHIFT+F1, and there will be "What ' s This?" 's Help information. F2: If a file or folder is selected in the Explorer, pressing

to the sustainable development of the Internet and long-term. At present, the Internet organization has decided to set up two specialized working groups to develop corresponding international standards. IPv6 FAQ 1. What is IP? What is IPV4? What

present, we lack clear role definition and responsibility division in the Operations management process, and automated integrated operations management platform, so that the problem is difficult to quickly and accurately find the cause, and after the failure of the processing of the necessary tracking with the Records. 2 . Secrets hidden behind trafficNetwork interface of the end, the size of traffic, has not satisfied the current operation and main

Install the Oracle 12c, want to experience the next EM Express, lack of discovery can not be used, what should I do? 12c em is no longer as cumbersome as the previous version configuration, of course, there are not so many features, only need to enable the corresponding port, see:To manually configure the HTTPS port for EM Express:1. Configure and start the Oracle Net Listener (the Listener). You can use Ls

Solution 1 1. For example, the Web page can not open has been entering the state what to do 2. First close all open Web pages after you find the desktop of IE browser because basically all browsers are based on IE kernel, so find IE browser can be right click to find properties open properties The first page is shown in the following figure 3. After opening in the general find the browsing history re

In the TCP protocol Before the communication has to go through three times handshake, the requester sends out a SYN signal request connection, the other party receives and accepts when will send an ACK message.An ACK is the meaning of a response. What is an ACK attack?Land Attack attack: In land attacks, hackers use a

. At least this situation are true for the kinds of applications, I build most often these days. I didn't notice the latter part of the problem-Microsoft was sometimes quite crazy-but I really started to love this new Web API. I'm starting to realize that the reason for this is that the Web API feels natural, and it seems to fit into the various applications I've built. The Web API goes far beyond the relatively basic and hard-to-secure ASP. And the

What are Intranet, public network, NAT public network, and Intranet access methods of the Internet. Intranet access mode: the IP address obtained by the computer accessing the Internet is the reserved IP address on Inetnet. The reserved IP address can be in the following three forms: class A 10.0.0.0 8/GdIi4i Class B 172.16.0.0 -- 172.31.0.0 S {s si8} Class C 192.168.0.0 -- 192.168.255.0 "intranet computers

We often see a variety of methods that are surrounded by double underlines, such as __init__, which are magic methods.The Magic method is the Python language pre-ordered "protocol", different magic methods in different scenarios, will be implicitly called. We manipulate various behaviors by overloading these methods.Class A (object): def __str__ (self): return ' I am a,2333 ' def __len__ (self)

What is LDAP? First LDAP is a lightweight product (lightweight), is a directory (D), Access Protocol (Access Protocol). I would like to emphasize that LDAP is a database, but not a d

In a sense, synchronous asynchrony occurs in the following areas:1 Computer networks.There is synchronous communication and asynchronous communication in data communication technology. Synchronous communication The simple thing is that when you send data, I have to accept it at the same time. This process has precise clock control. Asynchronous communication is w

the socket are the IP addresses of the machine and the port number used by the TCP software. ”"You can create a socket by using the socket () function and then bind it to the port number ..."So where does the concept of socket sockets go? is a file descriptor that is only returned by the socket (). Or a combination of IP and port numbers. If so, what

What Android is Link: http://www.tbray.org/ongoing/When/201x/2010/11/14/What-Android-Is Being an unsupported strated run through the basics. What happened was, for our recent South American tour I wanted an android architecture overview graphic. I ran into SS, among the a

This article describes what is restful and what is the implementation of restful. Simply put, REST refers to a set of schema constraints and principles. Applications or designs that meet these constraints and principles are RESTful.AD:What is rest?REST (Representation State

First, what is the common notion of Java transactions that transactions are only relevant to the database. Transactions must be subject to the ACID principles established by ISO/IEC. Acid is an abbreviation for atomicity (atomicity), consistency (consistency), isolation (isolation), and persistence (durability). The atomicity of a transaction indicates that any f

Sock5 Proxy Server:The proxy and the proxy server communicate with each other through the "sock4/5 proxy protocol" (For details, refer to the RFC documentation ). The sock4 proxy protocol can be said to strengthen the HTTP Proxy protocol. It not only acts as a proxy for the HTTP protocol, but also acts as a proxy for a