My 12th specialization certificate from Coursera
Computer Communications University of Colorado System Don’t mention those complex networks in cloud, it is even a challenging...
My 131st certificate from Coursera
TCP/IP and Advanced Topics University of Colorado System This course teaches the basics of TCP and IP protocols....
Introduction to Transport Layer Protocols
Two transport layer protocols User Datagram Program (UDP) and Transmission Control Protocol (TCP) are built upon the best...
Introduction to Internet Protocol
TCP/IP Protocol Suite is to build a network of networks (Internet) that can operate over multiple, coexisting, and...
My 129th certificate from Coursera
Packet Switching Networks and Algorithms University of Colorado System Since the emergence of cloud computing the late 1990s,...
Routing in Packet Networks
A packet switch network provides communication services among multiple nodes/routers. There are usually multiple route/path from one node/router...
Frame Switching and Packet Switching
There are several ways of interconnecting networks, at different layers, there are different types of devices: Layers Devices...
My #119 certificate from Coursera
Peer-to-Peer Protocols and Local Area NetworksUniversity of Colorado System The development of computer network has a long history,...
Local Area Networks
Local area means private ownership. The distance between computers is usually below one kilometer, so it is the...
Medium Access Control
Broadcast networks are of high bandwidth and low cost. All information will be sent to all users, no...
Reliable Services and Data Link Controls
TCP Reliable Stream and Flow Control TCP Reliable Stream Service applies Automatic Repeat Request (ARQ) flow control. TCP...
Automatic Repeat Request Protocols
Peer-to-Peer Service Model The communication process can be broken into layers. At each layer, two or more peer...
My #95 course certificate from Coursera
Fundamentals of Network CommunicationUniversity of Colorado System Computer networking and communication are shockingly complicated. It takes years or...
Fundamentals of Network Communication
Simply put, a communication network is a set of equipment (routers, servers, switches, etc) and facilities (copper wires,...