Remote-access Guide

first remote access computing

by Ebba Luettgen Published 3 years ago Updated 2 years ago
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Remote access services are now commonly used for online technical support for personal computers. The first instance of this was in 1987 in the United Kingdom, provided by a company called Jade Technologies. This used the MS-DOS based program called PC Anywhere to directly link into MS-DOS and early Windows-based PCs.

When was remote access software invented?

The first commercial modem was produced in 1962 and the technology quickly developed, becoming faster as data transmission became more widely used and in demand....Remote Access Today.NameCloudflareCookie Expiry1 Year5 more rows

What is remote access in computing?

Remote access is the ability for an authorized person to access a computer or network from a geographical distance through a network connection. Remote access enables users to connect to the systems they need when they are physically far away.

When did ssh replace telnet?

The goal of SSH was to replace the earlier rlogin, TELNET, FTP and rsh protocols, which did not provide strong authentication nor guarantee confidentiality. Ylönen released his implementation as freeware in July 1995, and the tool quickly gained in popularity.

What is RAS in networking?

Registration, admission, and status (RAS) is a component of a network protocol that involves the addition of (or refusal to add) new authorized users, the admission of (or refusal to admit) authorized users based on available bandwidth, and the tracking of the status of all users.

What are the types of remote access?

The primary remote access protocols in use today are the Serial Line Internet Protocol (SLIP), Point-to-Point Protocol (PPP), Point-to-Point Protocol over Ethernet (PPPoE), Point-to-Point Tunneling Protocol (PPTP), Remote Access Services (RAS), and Remote Desktop Protocol (RDP).

Why is remote access important?

With remote access, employees can safely work from any device, platform, or network at their home office or abroad. Remote desktop functions allow them to remotely access important files and share their screen for meetings and troubleshooting.

What came before SSH?

Telnet. In the late 1960s, the Telnet protocol was defined and started being used over TCP networks (normally on port 23) for remote control over larger private networks, and eventually the public Internet.

Who invented SSH?

Tatu YlönenThe History of SSH The first version of SSH appeared in 1995 and was designed by Tatu Ylönen, who was, at the time, a researcher at Helsinki University of Technology and later started SSH Communications Security, a cybersecurity vendor based in Finland. Over time, various flaws were found in SSH-1.

Is SSH using TCP or UDP?

Is SSH over TCP or UDP? SSH usually runs over TCP. That being said, RFC 4251 specifies that SSH transmission layer protocol “might also be used on top of any other reliable data stream”. SSH protocol's default settings are to listen on TCP port 22 for connections.

Is RAS the same as VPN?

Information sent over a VPN is secure, it«s both authenticated and encrypted, while information sent via RAS lacks these security features. Although RAS served a purpose in providing LAN access to remote users, its time has clearly passed. 1.

What is RAS and VPN?

RAS Gateway is a software router and gateway that you can use in either single tenant mode or multitenant mode. Single tenant mode allows organizations of any size to deploy the gateway as an exterior, or Internet-facing edge virtual private network (VPN) and DirectAccess server.

What is the difference between RAS and RRAS?

Microsoft Remote Access Server (RAS) is the predecessor to Microsoft Routing and Remote Access Server (RRAS). RRAS is a Microsoft Windows Server feature that allows Microsoft Windows clients to remotely access a Microsoft Windows network.

Is Telnet used anymore?

Telnet is rarely used to connect computers anymore because of its lack of security. However, it is still functional; there's a Telnet client in Windows (10, 8, 7, and Vista), although you may have to enable Telnet first.

Why should Telnet be replaced with SSH?

SSH (Secure Shell) provides a secure alternative to Telnet. SSH protects user identities, passwords, and data from network snooping attacks, and allows secure logins and file transfers.

What replaced Telnet?

In the early years of computing, telnet was used to connect to the command line on remote systems. SSH has replaced telnet for remote access needs, and these days when you hear about telnet , it is usually when somebody is using the client as a generic network troubleshooting tool.

Why is Telnet still being used?

Telnet is still the natural connectivity tool for RF Terminals, Bar Code scanners, and other data collection devices. The type of data transferred between a telnet client and server is simple text and mall graphics, making the protocol nimble, lightweight, fast and reliable.

Hardware

RAX was available from IBM as program number 360A-CX-17X, and runs on System/360 Model 30 and above. As announced, it runs on systems with as little as 64 KB of main storage, and supports a mix of up to 63 IBM 1050 typewriter terminals and IBM 2260 display terminals. The languages supported are BASIC, FORTRAN IV, and IBM Basic assembly language.

Users

In 1968 RAX was used by the United States Department of Agriculture for their Washington Data Processing Center. It was used in a number of colleges, universities, and corporations, including McGill, Boston University, St. Andrew's in Scotland, The University of Rhode Island, and Bell Aerosystems.

What is the easiest way to remotely access a computer?

Chrome Remote Desktop. Much of Google’s sales pitch in the modern day comes down to, “if you have a web browser, you can access this.” And this translates really well to Chrome Remote Desktop, which has been around for a decade and is perhaps the easiest way to remotely access computers on the market.

Why is remote access desirable?

But unlike going to a coffee shop and going to the movies, remote access is something very desirable right now because of the way it expands reach.

What is telnet protocol?

— A passage from an early Request for Comments document, dating to 1971, that proposes the creation of an official protocol for Telnet, a key networking technology for accessing remote machines through a command-line interface. While not exactly the same as the modern-day remote viewers with graphical interfaces, many of the same strategies still apply today, with a primary difference being that modern remote viewers tend to be more platform-independent, allowing users to connect between different types of operating systems with a single tool.

Why were Microsoft tools dangerous?

What made the tools dangerous was not simply that they could exploit computers ; what made them dangerous was that it lowered the barrier of entry for hacking to those who didn’t know what they were doing.

What is Timbuktu used for?

In a 1988 article in InfoWorld, the Mac-based remote access tool Timbuktu, which worked over local networks and modems alike, was sold to users as a way to use more powerful computers on more modest hardware. (No color, though; them’s the breaks.)

When did PCAnywhere come out?

The pcAnywhere software, which dated to the mid-1980s, was soon taken off the market entirely. Remote access is something that can be easily exploited in the wrong hands, especially with poor security protocols. “Many businesses use remote desktop to facilitate network access for remote employees over the Internet.

What year was the new enough product category?

This was an impressive trick for its time, and a somewhat obscure one— a 1986 PC Magazine profile called the product category “new enough to qualify as a secret for most PC users.”

Where was the first personal computer made?

Paul Friedl, the Special Computer APL Machine Portable (SCAMP) personal computer prototype is developed at IBM's Los Gatos and Palo Alto, California laboratories . IBM’s first personal computer, the system was designed to run the APL programming language in a compact, briefcase-like enclosure which comprised a keyboard, CRT display, and cassette tape storage. Friedl used the SCAMP prototype to gain approval within IBM to promote and develop IBM’s 5100 family of computers, including the most successful, the 5150, also known as the IBM Personal Computer (PC), introduced in 1981. From concept to finished system, SCAMP took only six months to develop.

Who built the Atanasoff Berry computer?

The machine was designed and built by Atanasoff and graduate student Clifford Berry between 1939 and 1942.

What is an IAS computer?

The Institute of Advanced Study (IAS) computer is a multi-year research project conducted under the overall supervision of world-famous mathematician John von Neumann. The notion of storing both data and instructions in memory became known as the ‘stored program concept’ to distinguish it from earlier methods of instructing a computer. The IAS computer was designed for scientific calculations and it performed essential work for the US atomic weapons program. Over the next few years, the basic design of the IAS machine was copied in at least 17 places and given similar-sounding names, for example, the MANIAC at Los Alamos Scientific Laboratory; the ILLIAC at the University of Illinois; the Johnniac at The Rand Corporation; and the SILLIAC in Australia.

How fast is the CDC 6600?

The Control Data Corporation (CDC) 6600 performs up to 3 million instructions per second —three times faster than that of its closest competitor, the IBM 7030 supercomputer. The 6600 retained the distinction of being the fastest computer in the world until surpassed by its successor, the CDC 7600, in 1968. Part of the speed came from the computer´s design, which used 10 small computers, known as peripheral processing units, to offload the workload from the central processor.

What is SEAC in computer science?

The Standards Eastern Automatic Computer (SEAC) is among the first stored program computers completed in the United States. It was built in Washington DC as a test-bed for evaluating components and systems as well as for setting computer standards. It was also one of the first computers to use all-diode logic, a technology more reliable than vacuum tubes. The world's first scanned image was made on SEAC by engineer Russell Kirsch in 1957.

How much did it cost to build the Simon 1 computer?

The Simon 1 used relay logic and cost about $600 to build. In his book Giant Brains, Berkeley noted - “We shall now consider how we can design a very simple machine that will think. Let us call it Simon, because of its predecessor, Simple Simon... Simon is so simple and so small in fact that it could be built to fill up less space than a grocery-store box; about four cubic feet.”

Where is Arduino from?

Harkening back to the hobbyist era of personal computing in the 1970s, Arduino begins as a project of the Interaction Design Institute, Ivrea, Italy. Each credit card-sized Arduino board consisted of an inexpensive microcontroller and signal connectors which made Arduinos ideal for use in any application connecting to or monitoring the outside world. The Arduino used a Java-based integrated development environment and users could access a library of programs, called “Wiring,” that allowed for simplified programming. Arduino soon became the main computer platform of the worldwide “Maker” movement.

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