1. What is the difference between layer 2 and layer 3
in the OSI model?
2. What is the difference between a hub, switch, and
router?
3. What is a VLAN?
4. What is the difference between TCP and UDP?
5. How do you distinguish a DNS problem from a network
problem?
6. What is a runt, Giant, and collision?
7. What is a broadcast storm?
8. What is the purpose of VRRP?
9. What is a VPN?
10. What information about a peer would I need to
establish a VPN?
11. What is a full-class C in CIDR notation?
12. What is a default route?
13. What is a metric?
14. What is a MAC address?
15. What is ARP/RARP?
16. Describe a TCP connection sequence
17. What is MTU?
18. What other TCP setting can you modify besides MTU
to shorten packets?
Answers were Sorted based on User's Feedback
Answer / priyanka sharma
4:tcp is connection oriented
it is reliable
it gives the accknowledgement
but
udp is connection less
it is unreliable
it do not give the accknowledgement
| Is This Answer Correct ? | 28 Yes | 3 No |
Answer / arun
1. layer 2 deals with frames and layer 3 deals with
packets. layer 2 uses mac and layer 3 uses ip appletalk ipx
etc.
2.hub:serves one port as input other ports as output in
data forwarding.
switch:breaks collison of which port as output from
incoming port (from their mac table)within lan.
router:it is more intelligence to decide easiest and
cheapest path from source of one n/w to desti of other
network
3.segregation of lan may be for security,avoidance of
cd,bandwith consumption
4tcp-wired conn and reliable of datatx
udp-wireless conn and non reliable of data tx.
| Is This Answer Correct ? | 13 Yes | 2 No |
Hi i need one website name.Which is used to identify or find the system or person who or which are logged in to the Internet or working with Internet.We can watch and access their drives(memory) also through that website.Could you please tell me which is that website.Please answer me.Advance thanks
what is the troublshooting the network
what is computer.
4 Answers 4soft solutions, Samsung,
Explain Token ring
How kernal work in operating system?
Am planning to do a course on Remote Infrastructure Management.Is it a good field. And one more thing. Am planning to join Talent Sprint, Hyd. How good is this institute. Please help fast
what are the major componets of client server application?
Differentiate between static and dynamic channel allocation.
What MAU?
1 Answers Elgi Equipments, MCN Solutions,
Write a short note on ISDN?
What EMC hardware have you worked on? (like DMX3/4 etc) --SAN
What are the 3 most common LAN architectures?