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As the Internet started, the original Classful addressing procedure became a limitation. The IP address space was being terminated because all networks had to select one of three possible sizes. Many addresses were not used.
Two new methods were invented to overcome the limitations, which are as given:
Instead of having three different address classes, allow the division between suffix and prefix to occur on an arbitrary boundary. The classless addressing scheme answers the problem by allowing an ISP to give a prefix. Prefix is 28 bits long.
bus topology disadvantage?
What is horizontal and vertical parity A single error can cause both horizontal and vertical parity checks to be wrong. Two errors can also be easily detected. If they are not
What are the features of Intranet Intranets provide access to electronic databases, documents, electronic training manuals, office circulars, internal job vacancies, etc. Any t
Optimizing STP Because there is a separate instance of the spanning tree for every active VLAN, a separate root election is conducted for each instance. If the default switch p
Q. Show the Network layer in an internetwork? - Receives data from Transport layer - Responsible for creating Packet - Each packet contains - Universal Address of Sour
What is a Database Server? With a database server, the client passes SQL requests as messages to the database server. The results of every SQL command are returned over the net
Token Passing Station is able to send only when it receives a special frame called a token Token circulates around the ring If station wishes to sen
DNS ID hacking The Dns use ID system in order to keep track of each every request and replies. In order to spoof the DNS’s response, the hacker needs to do ID Hacking. In orde
How can you manage a network using a router? Routers have built in console that lets you configure dissimilar settings, like security and data logging. You can allocate restric
To accept its goals, ATM uses fixed, small sized packets known cells. Every cell has 53 octets. VPI/VCI fields shows the cells destination. PRIO say if cell can be discarded CRC
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