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Network Criteria
- Performance - It is able to be measured by transit time and response time. Affected by type of medium, number of users and connected HW/SW
- Reliability - measured by recovery time, frequency of failure and robustness in a catastrophe
- Security - protection from viruses / worms and unauthorized access
ENCODING THE DATA TYPE: The figure explain a frame in which the data kind is specified by using the data area. To ensure interoperability format of encoding location m
What is Error Control ? Error control is both error detection and error correction. It allows the receiver to inform the sender of any frames lost or damaged in transmission an
Consider figure. Assume a new flow E is added that takes a path from R1 to R2 to R6. How does the max-min bandwidth allocation change for the 5 flows?
Define the term - frame and packets Frames sum up packets. When a packet arrives at data link layer, the complete packet, header, data and remaining all, is used as data field
How SPF algorithm does the route determination?
Byte Number TCP number all data bytes that are transmitted in a connection. Numbering is independent in each direction when TCP receives bytes of data a process. It stor
Star Topology Devoted point-to-point links to central controller (hub) Controller acts like exchange Advantages - Less expensive - Robustness Disadv
Write an HTML program segment that contains hypertext links from one document to another.
define distortion
What are firewalls? Firewalls serve to protect an internal network from external attacks. These external threats can be hackers who need to steal data or computer viruses that
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