Question

In your own words, describe what happens at every step of our network model, when a node on one network establishes a TCP connection with a node on another network. You can assume that the two networks are both connected to the same router.

Your submission must include a detailed explanation of the following:

Physical layer
Data link layer
Network layer
Transport layer
MAC address
IP address
TCP port
Checksum check
Routing table
TTL

Answer 1

Answer:

physical layer ÷ In the seven layer OSI mode of computer networking the physical layer or layer 1is the first and lowest layer

this layer may be implemented by a PHY chip the physical layer defines the means of transmitting row bits over a physical data link connecting network nodes