Frequently Asked Questions about Ethernet.
This FAQ about Ethernet
was compiled and written by James Messer James@NetworkUptime.com
with numerous contributions by others.
1.1] What is this FAQ? (comp.dcom.lans.ethernet)- This FAQ will attempt to explain and decipher the intricacies ...
- 1.4] Who provides information to the FAQ? (comp.dcom.lans.ethernet)
- In many cases, the FAQ questions and answers are summarized from ...
- 2.1] What is Ethernet?
- Ethernet is the IEEE 802.3 series standard, based on ...
- 2.2] What is the history of Ethernet?
- The original Ethernet specification began in the early 1970's ...
- 2.3] What is CSMA/CD?
- Carrier Sense Multiple Access with Collision Detection is the ...
- 2.5] Where are the IEEE specifications? (Introduction to Ethernet)
- The IEEE specifications can be purchased from the IEEE at:...
- 3.1] What are the different physical Ethernet network types?
- Some of the physical Ethernet types as defined in the 802....
- 3.2] What does baseband and broadband mean? (Ethernet Physical Layer)
- A baseband network has a single channel that is used ...
- 3.3] What is the difference between a bus topology and a star topology? (Ethernet Physical Layer)
- A bus topology is a networking architecture that is linear, ...
- 3.4] What physical Ethernet topologies are no longer popular? (Ethernet Physical Layer)
- There are a number of physical networking components specified ...
- 3.5] What are the most common physical Ethernet networks used today?
- Most modern Ethernet networks use twisted pair copper cabling ...
- 3.8] What pin assignments are used in twisted-pair Ethernet cabling?
- Twisted-pair Ethernet (10BASE-T, 100BASE-T, or 1000BASE-T) uses ...
- 3.9] Can two Ethernet stations be directly attached with 10BASE-T?
- Two Ethernet stations can be directly attached to each other, ...
- 3.11] What is propagation delay? (Ethernet Physical Layer)
- The propagation speed of a medium refers to the speed that the ...
- 3.12] What is an interframe gap? (Ethernet Physical Layer)
- The inteframe gap is the amount of time that is specified ...
- 4.1] What are the different Ethernet frame formats? (Ethernet Data Link Layer)
- Ethernet Version 2 and IEEE 802.3 Frame ...
- 4.2] What is transparent bridging? (Ethernet Data Link Layer)
- Transparent bridging is a method to connect two similar ...
- 4.3] What is the spanning tree protocol? (Ethernet Data Link Layer)
- Spanning tree is a protocol defined in IEEE 802.1q to ...
- 4.4] What is Ethernet switching?
- From a functional point of view, switching is exactly the same ...
- 5.1] What is a collision, and how many collisions are bad? (Ethernet Errors and Troubleshooting)
- Ethernet networking uses collisions as one of the contention ...
- 5.2] What is the Signal Quality Error (SQE) Test? (Ethernet Errors and Troubleshooting)
- The SQE Test is used to test for the collision present ...
- 5.3] What is jam? (Ethernet Errors and Troubleshooting)
- When a collision is recognized by a transmitting station, a ...
- 5.4] What is a late collision, and why is it bad? (Ethernet Errors and Troubleshooting)
- A collision is considered late if the jam occurs after ...
- 5.5] What is a runt? (Ethernet Errors and Troubleshooting)
- In Ethernet networks, any frame shorter than the minimum 64 ...
- 5.6] What is jabber? (Ethernet Errors and Troubleshooting)
- Jabber is described most often as a frame greater than the ...
- 5.7] What is a CRC/Alignment error? (Ethernet Errors and Troubleshooting)
- When a station sends a frame, it appends a Cyclical ...
- 5.8] What non-commercial software is available to monitor an Ethernet network?
- A list of commercial, shareware, and freeware software is ...
- 6.1] What Ethernet-related books are available?
- The Certified Network Expert (CNX) consortium described ...
- 6.2] What certifications are available regarding Ethernet networks?
- An Ethernet-specific certification is available through ...
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