Networking Technology: ARP

network, router, ethernet

ARP is an acronym for Address Resolution Protocol, and it is a network protocol used by IP (Internet Protocol). ARP is used to convert IP addresses into physical addresses. It is one of the most important protocols in the network layer of OSI model. The term ‘Address Resolution’ means to find the … Read more

Networking Technology: FTP and TFTP

FTP and TFTP

File Transfer Protocol, or FTP, is the gold standard internet protocol used to transfer data between a server and a client over a network. An MIT student Abhay Bhushan first introduced it in the 1970s. While the key purpose of FTP was to enable the secure transfer of files between host PCs … Read more

Networking Technology: ICMP

Networking Technology

ICMP stands for Internet Control Message Protocol and it is an error-reporting protocol. Since IP itself is not capable of sending error control messages, it relies on ICMP to perform this duty diligently. ICMP is used to determine whether data is reaching an intended destination on time or not. Commonly, ICMP is … Read more

Networking Technology: SNMP

SNMP

Just like traffic police is there to regulate the streams of vehicles in a city, there are protocols that regulate how network traffic flows every day. Network professionals who are new to the IT world will hear ‘SNMP’ at least once or twice. SNMP stands for Simple Network Management Protocol and it … Read more

Networking Technology: Telnet and SSH

TCP vs UDP

If there is a protocol that existed before the mainstream adaptation of internet, it is Telnet. Some might even call it an ‘outdated’ protocol, but one that led to many new ones. The word telnet stands for ‘Teletype Network’ and is sometimes used as a verb ‘to telnet’. Origin of Telnet  The … Read more

Networking Technology: Email: SMTP, POP3, IMAP4

Networking Technology: Email: SMTP, POP3, IMAP4

Email is older than the internet and it is amazing to see how it evolved over the years. No one invented email, but it was still up and running even before Arpanet. A couple of people claim to have invented email on some occasions, but the reality is different. Origin of Email … Read more

Networking Technology: HTTPS

HTTPS

Folklore tells a story about a man whose life resided in his parrot. Any harm to the parrot meant harm to his owner. Simply put, the Hypertext Transfer Protocol (HTTP) is the parrot that holds internet’s soul. It is the life of the interwebs as we know it. However, it is surprising … Read more

Networking Technology: P2P

Networking Technology

If you are a regular internet user, you must have encountered the term ‘P2P’ once in your life. Even if you did not come across the term, you may have stumbled upon it practically. Read on to find out the definition of P2P networks, what P2P is used for and examples of … Read more

Networking Technology: Topology

Topology

By definition, topology is a way in which the constituent parts of a system are arranged. Network topology is the arrangement of different elements in a communication network. The umbrella term ‘network topology’ covers the arrangement of all different types of communication networks like radio and computer networks. History of Network Topology … Read more

Networking Technology: Client Server Network

Client Server Network

Internet users come across a client server network many times, as it is a common model in the tech world. It is a scenario regularly used by MSPs; for instance, Sphere IT who deliver professional network support in London often employ this configuration. The client server model or client server architecture divides tasks … Read more