Hub and spoke WAN topology & network infrastructure devices

Hub and spoke wide area Network topology Larger Enterprise have multiple business offices in different geographical location. Normally, Internet provides network connectivity solution to connect multiple physical site in different geographical location.... Read more »

Office Network & baseband and broadband

MAIN OFFICE AND BRANCH OFFICE NETWORKS MAIN OFFICE A main office is where all the branch offices are reporting to and where the top department heads of the enterprise works. Main offices... Read more »

WHAT IS ROUTER & WHAT IS FIREWALL

WHAT IS ROUTER  A router is another network infrastructure device that directs packet through the network based on on information from network layer of OSI modal.  A router uses a combination of... Read more »

NETWORK HUB & BRIDGE

  NETWORK HUB Hubs were a common network infrastructure device used for local area network connectivity but network switches are rapidly  replacing hub. These  day is vary difficult to spot network hub... Read more »

MESH,RING,HYBRID TOPOLOGY

MESH,RING,HYBRID  TOPOLOGY MESH TOPOLOGY  In MESH topology , every network device is connected to other network devices. Mesh topology is costly because to the extra cable needed and it is very complex... Read more »

STAR AND BUS TOPOLOGY

STAR TOPOLOGY A star topology is designed with  each node connected directly to a central device called as a network switch. Each workstation has a cable that goes from its network card... Read more »

NETWORK PROTOCOL & WHAT IS RFC’s

NETWORK PROTOCOL Network protocol define rules and convetions for communication between different devices, participating in a computer network Almost all protocol used in the internet are common standerds define by RFC. Examples... Read more »

Internet works,Intranet and Extranet

Internet works,  Intranet and Extranet INTERNET WORKS: An internet work can be defined as two or more computer networks, which are connected together,using network routers. Each network in an internet work has... Read more »

CENTRALIZED and DISTRIBUTED Computer Network Model

Centralized and Distributed Computer Network Model In centralized computer network model, the network resources are placed and managed from a main location. Centralized network model allows administrators to manage the resource centrally.The... Read more »

Types of networks.( lan,wan,can,man)

LAN ,WAN,CAN AND MAN LAN(LOCAL AREA NETWORK) Local area network is a computer network, which is limited to a small office , single building , multiple building inside a campus etc. Typically ... Read more »