Fragmentation =? a. data --> packets b. packets ---> bits c. datagram ----> multiple frames d. frame ---> bits
1 1645What is spoofing? a. Where a packets claims its source to be other that what its source really is. b. Same as "denial of service" attacks c. Where a machine continually pings another machine d. Where certain broadcasts are passed through a router
1 1942Sequence Number in a TCP header is used for (list all that apply) a. acknowledgements b. upper layer information c. reordering of the octets received d. protocol dependent information e. rejecting the duplicate octates
1 1716What is "keepalive"? a. A keepalive is a small, layer-1 bit message that is transmitted by a network device to let directly-connected network devices know of its presence. b. A keepalive is a small, layer-2 message that is transmitted by a network device to let directly-connected network devices know of its presence. c. A keepalive is a small, layer-2 message that is transmitted by a network device to let it neighbors know of congestion d. A keepalive is a small, layer-3 message that is transmitted by a network device to let directly-connected network devices know of its presence. e. A keepalive is a small, layer-3 message that is transmitted by a network device to let it neighbors know of congestion
1 2272You have a class C subnet. You would like divide it up into 30 more subnets by "subnetting" ? What would be the subnet mask?
1 2083You have a class C subnet. You would like to divide it up into 10 more Subnets by "subnetting" . How many hosts can you have per subnet?
1 1787You have a class C subnet. You would like divide it up into 12 more subnets by "subnetting". However you also have to have at least 13 hosts per subnet. Can you do it ?
1 1690Your class C network has been subnet-ed. Mask for the new subnets is 255.255.255.224. How many subnets and how many nodes per subnet can you have ?
1 2258You have divided your class C network into 2 subnets. Your subnet mask is 255.255.255.192. What are the ranges of IPs for your subnets ? Your Network address before subnetting was 200.252.144.0
1 1944You have a class B subnet. You would like to divide it up into 10 more subnets by "subnetting" . How many hosts can you have per subnet?
1 1724You have a class B subnet. You would like to divide it up into 12 more subnets by "subnetting". However you also have to have at least 4000 hosts per subnet. Can you do it?
1 1866You have a class B subnet (128.252.0.0). You want to divide it into 2 subnets. What will the ranges of IPs?
1 1900What IP network addresses are set-aside for class B (for private use)? a. 128.0.0.0 (mask 255.255.0.0) b. 128.252.0.0 (mask 255.255.0.0) c. 172.16.0.0 (mask 255.240.0.0) d. 172.16.0.0 (mask 255.255.0.0) e. 172.240.0.0 (mask 255.255.0.0)
1 1923Post New Networking Administration Questions
Give one disadvantage of a peer to peer network?
Define nic?
Can you please explain the difference between hub and a switch?
What are your key strengths as a System/network Administrator?
if the server has slow how to check the server performance? How to check server performance what is the procedure?
Explain about the job of the network layer under the osi reference model?
Explain netstat?
when affected the system from virus , which paths will be it stored in system ?
Explain the importance of encryption on a network?
Suppose if a network which contains two servers and twenty workstations, where is the best place to install an anti-virus program?
What is the major disadvantage of a star topology?
I am using solaris box, I need to delete a file from path /usr/tmp/ which r older than 24 hours?
Describe a recent short term stressful situation and how you managed it?
Explain the major disadvantage of a star topology?
How many layers are under tcp/ip?
