95 LAN Standards From IEEE
IT Toolbox
FEBRUARY 7, 2017
So, the next grouping of posts will focus on some specific layer standards that we use in LANs every day
LAN Related Topics 
IBM's Impact on LANs
IT Toolbox
JUNE 15, 2017
Particularly in the areas of microcomputers, LANs, and enterprise networking, IBM's insistence that its customers remain "pure blue" ran against both the economic and technological developments set in motion before 1990
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LANs for Organizational Needs
IT Toolbox
JANUARY 21, 2017
The earlier manifestations of the PC-based LANs, by way of contrast, were not designed to provide connectivity except to a file server and to other micros on the network
LANs Moving Beyond the 1990s
IT Toolbox
JANUARY 26, 2017
LANs are rapidly becoming a basic building block in the structuring of truly global networks that will make the ideal of a global village possible
How to enable Wake On LAN in Ubuntu Server 18.04
Tech Republic Data Center
SEPTEMBER 26, 2019
Find out how to enable Wake On LAN on Ubuntu Server
Proper LAN Testing Equipment Part 5
IT Toolbox
JUNE 18, 2016
The LAN protocol analyzer can capture, record, and analyze frames that have been transmitted on the LAN. They must therefore contain a NIC for that particular LAN, and will attach to the backbone cable in the same way that any workstation would connect
Cisco Revives LAN-SAN Convergence Play in the Data Center
Data Center Knowledge
OCTOBER 19, 2016
Cisco Networking Storage Cisco DCNM Cisco MDS 9000 Cisco Nexus 9000 FCIP FCoE LAN SAN convergence storage networking Tony AntonyWith all the ingredients finally in place in one family of switches and a revised family of storage directors, will convergence happen at last? Read More.
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Passive optical LAN: When network speed, bandwidth and security matter
Computer Weekly
SEPTEMBER 26, 2017
Copper-based local area networks are increasingly unfit for purpose in a digital enterprise, but passive optical LANs may be a solution. Tech evangelist Paul Ryan, chair of the Association of Passive Optical LAN, explains why
Remembering IBM LAN Server Part 2
IT Toolbox
DECEMBER 6, 2017
Notwithstanding its heritage, LAN Server 4.0 would incorporate some relatively strong enterprise-wide services, including support for the Open Software Foundation's (OSF) Distributed Computing Environment (DCE), a graphical user interface, and extended peer services
Configuring Wake-On-LAN for Dell Systems
Mick's IT Blog
APRIL 15, 2019
The Wake-On-LAN Compliance item is set up to use a script that returns a Boolean value as shown below. DisplayName -eq 'Shutdown Wake-On-Lan'}).DisplayName DisplayName -eq 'Shutdown Wake-On-Lan'}).DisplayName
The LAN: A History of Network Operating Systems Part 12
IT Toolbox
SEPTEMBER 27, 2017
the network system calls then provided under interrupt 21H gave all suppliers of network software the capability to standardize at least some of the access to LAN hardware. Most manufacturers of LAN software had announced or implemented support of NETBIOS for IBM LANs When DOS was extended in Version 3.1,
Origins of Linking LANs
IT Toolbox
APRIL 25, 2017
In an organizational context, networks provided the means for allowing the computing power available to be used to its most complete extent
Proper LAN Testing Equipment Part 4
IT Toolbox
JUNE 13, 2016
The digital (or discrete) signal levels present at the LAN interfaces to PCs, printers, modems and other peripherals are the test points most familiar to network managers
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The LAN: A History of Network Operating Systems Part 6
IT Toolbox
AUGUST 30, 2017
Token Ring) LANs resulting in the capture of a much larger market share." These conclusions were largely based on assumptions, at the time, that growth in the marketplace will come largely in LANs based on international standards In 1987 it was said, "throughout the 1990s we should anticipate that there will be a growth in 802.3 Ethernet) and 802.5
Other Dead LAN Strategies
IT Toolbox
JUNE 20, 2017
Companies such as Bridge Communications, Ungermann-Bass, AT&T, and Wang were major players, or at least they were attempting to be
The LAN: A History of Network Operating Systems Part 3
IT Toolbox
AUGUST 22, 2017
Even though the earliest LANs were of this genre, by 1989 it appeared that they were on the way out. We will take a close look at peer-to-peer LANs at a deeper level in some future posts By 1992, however, new life had been breathed into peer-to-peer networking by both Novell and Microsoft, along with the popularity of Artisoft's LANtastic.
How to enable Wake On LAN in Ubuntu Server 18.04
Tech Republic Data Center
SEPTEMBER 26, 2019
Find out how to enable Wake On LAN on Ubuntu Server
The LAN: A History of Network Operating Systems Part 10
IT Toolbox
SEPTEMBER 25, 2017
In the past, if we wished to attach some other random LAN to this system, we typically needed a gateway to perform protocol conversion from whatever the LAN was using (assuming that it was not running the same DECnet protocol) to the DECnet protocols
Secure LAN Messaging
Galido
SEPTEMBER 13, 2016
Softros LAN Messenger is an easy-to-use LAN messaging application for safe, secure and effective intra-office communication and does not require a server or Internet to run and is very easy to install. Softros LAN Messenger. LAN, WAN, VPN and VLAN Support.
Snagging Creds From Locked Machines With LAN Turtle Or USB Armory
Doctor Chaos
SEPTEMBER 24, 2016
The concept is you can use a Hak5 LAN Turtle or USB Armory stick to run responder to steal user credentials while the Windows system is locked. I used the LAN Turtle and found it pretty straight forward. This is a really cool research by Mubix found at room362 (HERE).
Proper LAN Testing Equipment Part 3
IT Toolbox
MAY 29, 2016
Given the digital transmission nature of baseband LANs, one might easily overlook the need for analog test equipment. Three devices are valuable additions to the tool kit: the volt-ohm-milliameter (VOM), the oscilloscope, and the transmission impairment measurement system (TIMS
The Maturation of LANs
IT Toolbox
APRIL 30, 2017
A good example was Novell's NetWare 4.x product, announced in mid-1993. Competition from IBM?s s OS2 and Microsoft?s s Windows NT server would soon eclipse Novell?s s efforts
The LAN: A History of Network Operating Systems Part 11
IT Toolbox
SEPTEMBER 25, 2017
The network microcode was the foundation for program control of the IBM LANs; it resides in ROM on the Adapter Card, on diskette, or on the PC's motherboard The NETwork Basic Input Output System (NET-BIOS) was introduced at the same time IBM announced the PC Network in 1984.
Remembering IBM LAN Server Part 1
IT Toolbox
DECEMBER 5, 2017
Early versions of OS/2 required an IBM brand machine to run, although this was no longer a requirement by 1994
Windows 10 Bandwidth Management DO Delivery Optimization with LEDBAT in LAN?
Anoop
NOVEMBER 8, 2019
The post Windows 10 Bandwidth Management DO Delivery Optimization with LEDBAT in LAN? Subscribe YouTube Channel [link]. and Facebook Page to get latest updates. link]. Let’s see what are improvements and enhancements Microsoft coming up with for bandwidth management.
The Impact of Digital's DNA on LANs
IT Toolbox
MARCH 26, 2017
DEC's implementation of Ethernet was sufficiently important to its view of networking. As a note, DEC was bought out by Compaq which was later acquired by HP
Historical IBM Microcomputer Hardware/Software LAN Products
IT Toolbox
MARCH 20, 2017
The concept of an overarching connectivity architecture such as SAA was one approach to managing these compromises. One clearly evident (if not explicitly stated) IBM strategy in managing outside competition was to coopt popular technology
Some final notes on MANs vs LANs
IT Toolbox
FEBRUARY 14, 2017
With the development of higher-speed (14,400 b/s and higher), reasonably priced telephone modems, the situation was changing. Because analog telephone service is electronically noisy, however, the extensive error-correction techniques necessary for high-speed dial access service resulted in unpredictable service, which may limit throughput
Proper LAN Testing Equipment Part 2
IT Toolbox
MAY 23, 2016
Volumes have been written regarding the damage that electrical transients, surges, and improper grounding techniques can cause to sensitive computer equipment ? including many of my previous posts. Instead of providing details on the subject of power protection per se, I will concentrate this time on test equipment that a typical network administrator might use
Proper LAN testing Equipment Part 1
IT Toolbox
MAY 16, 2016
A variety of devices, including cabling system testers, power line monitors, and analog and digital interface diagnosis equipment will be discussed. This is by no means an exhaustive list. Each network, because of its uniqueness, will require additions and deletions to this smorgasbord. Use it only as a guide?a a starting point for assembling your own tool kit
Putting Together Your LAN Troubleshooting Toolkit
IT Toolbox
JUNE 25, 2016
After seeing this smorgasbord of equipment available for helping you to test and troubleshoot your network, the next logical question is, "Which tools should I purchase for my network?" Here are some guidelines
The Era of LANs and Multiuser Systems
IT Toolbox
JANUARY 17, 2017
Where have you seen a terminal lately? No where. PCs very quickly became those terminals through emulation software. PCs could be both and do both better. The era of terminals was dead
The LAN: A History of Network Operating Systems Part 7
IT Toolbox
SEPTEMBER 13, 2017
The fileservers were usually high-performance PCs running under some operating system that allows multiple activities to take place concurrently. Two approaches have been taken by NOS manufacturers
The LAN: A History of Network Operating Systems Part 9
IT Toolbox
SEPTEMBER 23, 2017
In the early 1990s, there seemed to have been some convergence on the use of 802.2 (LLC) LLC) and 802.3/802.5 Mac sub-layers as the basic Physical and Data Link Layer technology. Every major manufacturer provided this alternative, and over time it became a common methodology employed
The LAN: A History of Network Operating Systems Part 8
IT Toolbox
SEPTEMBER 23, 2017
In addition to the network architectures mentioned above, other protocol or protocol-like issues were of great importance
The LAN: A History of Network Operating Systems Part 5
IT Toolbox
AUGUST 28, 2017
In general, pipes are software developers' tools for easily creating communications routines in software without having to explicitly control and issue commands to the communications hardware
The LAN: A History Network Operating Systems Part 1
IT Toolbox
AUGUST 7, 2017
Under the best of circumstances, the end-user should not even know that a network exists. If he wishes to do something simple, like copy a file from one place to another, it should be possible to use something like the old MS/DOS copy command and simply type: COPY c:mydata.dat p:yourdata.dat.
The LAN: A History of Network Operating Systems Part 2
IT Toolbox
AUGUST 19, 2017
Before proceeding further, a brief comment on the use of the terms "proprietary" and "open system" is probably in order
The LAN: A History of Network Operating Systems Part 4
IT Toolbox
AUGUST 23, 2017
The approaches to integrated networking implemented by Banyan and Novell are difficult to match to the OSI model as well. The architectures presented in this series of posts were changing rapidly during the times that these platforms were in use, so they often differed from what you actually bought in a given product release
LANs and the Early Days of Office Automation
IT Toolbox
APRIL 16, 2017
In the effort to find out how microcomputers were being used, even as early as 1982, as well as to refine further the meaning of "office automation," respondents to a survey were asked to list the uses their organizations made of micro computers
The Impacts of IBM's SNA Networking on LANs Part 3
IT Toolbox
MARCH 9, 2017
SNA is a layered architecture similar to the International Standards Organization's Open Systems Interconnection (OSI) model. SNA proper is divided into only five (not seven) layers?End End User and Physical layers are not part of the formal scope of SNA
The Impacts of IBM's SNA Networking on LANs Part 1
IT Toolbox
FEBRUARY 16, 2017
IBM also supported a wide variety of other software interfaces, as well, including IEEE's Logical Link Control (LLC). In addition, IBM sold a number of Ethernet (802.3) related products during this time as a hedge
The Impacts of IBM's SNA Networking on LANs Part 2
IT Toolbox
FEBRUARY 16, 2017
IBM did not, for the most part, sell SNA as a generalized networking solution independent of its own product line. It was designed to be a networking solution primarily revolving around an information environment that has IBM-designed large or mid-range computers at the center
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