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During encapsulation process what occurs at the data link layer?
The physical address is added
What addresses are added to the transport layer headers during the encapsulation process and what are they used for?
port numbers
During the encapsulation process which identifiers are added at the transport layer?
source and destination port number or two applications communicating the data
What identifiers are added at the transport layer during the encapsulation process?
two applications communicating the data
What information is added during encapsulation at the OSI layer 3 level?
At the OSI Layer 3, which is the Network layer, encapsulation involves adding a header to the data packet that includes crucial information for routing. This header contains the source and destination IP addresses, which facilitate the proper delivery of packets across different networks. Additionally, it may include other information such as the Time to Live (TTL) and protocol type, aiding in the management of the packet's journey through the network.
What are the steps of encapsulation?
Encapsulation is the process of adding header information to the layers' data "payload". As the "payload" is passed from one TCP/IP (or OSI) layer to the next, encapsulating layer information is wrapped around the data. So, for example, if the application layer produces a data payload for transmission, it encapsulates it with application-layers headers, which then gets passed to the presentation layer. The presentation layer does the same and so down the protocol stack before transmission across the physical media. At the destination, the process is reversed by way of de-encapsulation where the headers are stripped-off by each matching layer at the destination. 1. Application, Presentation and Session layers create data. {Encapsulation headers added by layers} 2. Transport layer coverts data into segments for transport across the network. {Encapsulation headers added by layer} 3. Network layer converts segments into packets (or Datagrams). {Encapsulation headers added by layer} 4. Data Link layer converts packets (and datagrams) into Frames and the Data Link header is added. {Encapsulation headers added by layer} 5. Physical - frames are converted into bits for transmission over the physical media.{Encapsulation headers added by layer}
A user sends an HTTP request to a web server on a remote network During encapsulation for this request what information is added to the address field of a frame to indicate the destination?
When a user sends an HTTP request to a web server on a remote network, the information needed to perform the action is added to the address field of a frame to indicate the destination during encapsulation.
During the encapsulation process what address is added?
During the encapsulation process, the destination and source IP addresses are added to the packet header. These addresses help routers and networking devices determine where to route the packet to reach its destination.
During the encapsulation process what occurs to data link layers?
the physical address is added
What is a primary function of the trailer information added by the datalink later encapsulation?
it is used for error detection
How does data encapsulation allows data to be transported across the network?
The physical address is added
What are headers and trailersand how do they get added and removed?
Headers and trailers are portions of data added to packets in network communications. A header is typically added at the beginning of a packet and contains information like the source and destination addresses, while a trailer is appended at the end and often includes error-checking data. These components are added by the sending device during the encapsulation process, where data is packaged for transmission, and removed by the receiving device during decapsulation, allowing it to interpret the contents correctly.
