LAN uses different ways of communicating. In some ways (like ETHERNET) data link layer is divided into two parts MAC and LLC (Logical Link Control).At LLC the data is known as Protocol Data Unit. It has 4 fields DSAP, SSAP, Control, Upper data layer.Its main function is to control the flow and error.
Tell me what is terminal emulation, in which layer it comes?
What is virtual channel in Computer Networks?
The network address made available to the transport layer should use a uniform numbering plan1. In a session 2. In a LAN3. In a WAN 4. across LAN and WAN
What is Beaconing in Computer Networks?
Explain what are headers and trailers? How are they added and removed?
Explain what services does the internet layer provide?
What is IGP (Interior Gateway Protocol) in Computer Networks?
What is the netted IP in Computer Networks?
Explain what is system recovery and system failure?
Tell me what is the default subnet mask for an ipv6 address?
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