Thanks for your comments on my first EtherGeek post on understanding the OSI Model. I especially enjoyed ... of the network connection. The Physical Layer includes cable specs, pin-out patterns ...

Layer 1: Physical At the bottom of our OSI model we have the Physical Layer, which represents the electrical and physical representation of the system. This can include everything from the cable ...

The physical layer also defines the direction of transmission between two devices: simplex, half-duplex, or full duplex. While it may seem like a lot, taking the time to frame your thoughts about ...

A couple posts ago, we talked about Layer 1 of the OSI Model — the Physical Layer. Today, we’ll start our climb up the Model with a visit to Layer 2, the Data Link Layer. The Data Link Layer ...

A VLAN is a local area network that, although it has all the attributes of a network at the logic level, does not exist as such on a physical ... equivalent layers in the OSI model, deals ...

1). 1. In the OSI model, data flows down the transmit layers, over the physical link, and then up through the receive layers. The transmitting computer software gives the data to be transmitted to ...

While there is no shortage of offerings, there is a good resource that has been the basis of much of what we use in communications protocols today – the OSI model ... protocols and locations layer.

they are inserted into the appropriate layer of the model (see Figure 2). What makes this so nice is that it is possible to use applicable protocols within the stack (such as TCP-IP, Wi-Fi, Ethernet, ...

but the transport layer performs a sequence check on the data and ensures that if a 12MB file is sent, the full 12MB is received. "OSI transport services" include layers 1 through 4, collectively ...

Here are some examples of Cisco Access layer devices. The ranges—low-end, midlevel, and high-end—refer to the cost and scalability of the devices. From the OSI model Physical layer perspective ...