architg.hashnode.devTCP Working: 3-Way Handshake & Reliable CommunicationWhat is TCP and Why is it needed? Imagine!What if data arrives “out of order”?What if some data never arrives?What if sender and receiver are not ready at the same time?“Sending data on the internet without rules can definitely lead to loss, confusio...Jan 19·3 min read
architg.hashnode.devTCP vs UDP: When to Use What, and How TCP Relates to HTTPThe Internet is Global and distributed network. Somehow it is unreliable by default, so the data cannot just “flow”- it needs rules.The Internet works because devices agree on rules for how data is sent, received and understood. This leads into Proto...Jan 19·3 min read
architg.hashnode.devNetworking Devices1.Modem Modem is used to MOdulate and DEModulate singal. It is a device which is used to connect local network to the Internet. it directly connects with the Internet Service Provider(ISP).It is a gateway between network and internet. Why Modem is re...Jan 19·3 min read