What are the important topologies for networks?
BUS topology:In this each computer is directly connected to primary network cable in a single line. Advantages:Inexpensive, easy to install, simple to understand,... Read more »
‘Computer Networks Interview Questions’ - KyaPoocha.com
What is difference between baseband and broadband transmission?
In a baseband transmission, the entire bandwidth of the cable is consumed by a single signal. In broadband transmission, signals are sent on multiple frequencies,... Read more »
What MAU?
In token Ring , hub is called Multistation Access Unit(MAU). Read more »
What is the difference between routable and non- routable protocols?
Routable protocols can work with a router and can be used to build large networks. Non-Routable protocols are designed to work on small, local networks and cannot... Read more »
What is logical link control?
One of two sublayers of the data link layer of OSI reference model, as defined by the IEEE 802 standard. This sublayer is responsible for maintaining the link between... Read more »
What is virtual channel?
Virtual channel is normally a connection from one source to one destination, although multicast connections are also permitted. The other name for virtual channel... Read more »
What is traffic shaping?
One of the main causes of congestion is that traffic is often busy. If hosts could be made to transmit at a uniform rate, congestion would be less common. Another... Read more »
What is multicast routing?
Sending a message to a group is called multicasting, and its routing algorithm is called multicast routing. Read more »
What is region?
When hierarchical routing is used, the routers are divided into what we will call regions, with each router knowing all the details about how to route packets to... Read more »
What is silly window syndrome?
It is a problem that can ruin TCP performance. This problem occurs when data are passed to the sending TCP entity in large blocks, but an interactive application... Read more »
What are Digrams and Trigrams?
The most common two letter combinations are called as digrams. e.g. th, in, er, re and an. The most common three letter combinations are called as trigrams. e.g.... Read more »
What is wide-mouth frog?
Wide-mouth frog is the simplest known key distribution center (KDC) authentication protocol. Read more »
What is Mail Gateway?
It is a system that performs a protocol translation between different electronic mail delivery protocols Read more »
What is IGP (Interior Gateway Protocol)?
It is any routing protocol used within an autonomous system. Read more »
What is EGP (Exterior Gateway Protocol)?
It is the protocol the routers in neighboring autonomous systems use to identify the set of networks that can be reached within or via each autonomous system. Read more »
What is autonomous system?
It is a collection of routers under the control of a single administrative authority and that uses a common Interior Gateway Protocol. Read more »
What is BGP (Border Gateway Protocol)?
It is a protocol used to advertise the set of networks that can be reached with in an autonomous system. BGP enables this information to be shared with the autonomous... Read more »
What is OSPF?
It is an Internet routing protocol that scales well, can route traffic along multiple paths, and uses knowledge of an Internet’s topology to make accurate routing... Read more »
What is Proxy ARP?
It is using a router to answer ARP requests. This will be done when the originating host believes that a destination is local, when in fact is lies beyond router. Read more »
What is SLIP (Serial Line Interface Protocol)?
It is a very simple protocol used for transmission of IP datagrams across a serial line. Read more »