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Q. What is network layer of osi model?
- Describe end-to-end delivery of packets.
- Defines logical addressing thus that any endpoint can be identified.
- Defines how routing works as well as how routes are learned thus that the packets can be delivered.
- The network layer as well defines how to fragment a packet into smaller packets to accommodate different media.
- Routers work at Layer 3.
- Instances - IPX, IP and AppleTalk.
Types of Redundancy Checks Parity Check Simple Parity Check Two Dimensional Parity Check / Longitudinal Redundancy Check (LRC) CRC (Cyclic Redundancy Check)
PARTS COUNT METHOD This prediction method is applicable at preliminary stages, during bid proposal and early design phases; when insufficient information is available regardin
This code properly implements the IP checksum function on a 32-bit machine: unsigned short cksum(unsigned short *buf, int count) { unsigned long sum = 0; while (count--) { sum += *
Normal 0 false false false EN-IN X-NONE X-NONE
What are the features of star and ring topology The three networks have following features: star: best case is = 2, average case is = 2, worst case is = 2 ring: best case
- Light source is LED (light-emitting diode) or a laser - LEDs are cheaper however not as precise (unfocused) limited to short-distance use - Lasers is able to have a narrow
Q. Show the Distribution of Name Space? Distribution of Name Space --Information for domain name space must be stored on multiple servers (DNS servers) to be efficient
Question: a) Show the shortest form of the following IPv6 address: 2340:0000:0000:000F:7000:119A:A001:0000 b) The IPv6 header includes a Class field and a Flow ID field. Bri
We need to design and implement a secure conference system. The system will allow users to connect to a conference server and to participate in a shared conversation. The conversat
NETWORK ANALYZERS: A network analyzer also known network monitor or a network sniffer is used to calculate the performance of or debug a network. It may report statistics s
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