Recent questions tagged routing

3 3 votes
1 1 answer
153
153 views
Which of the following statement are true for link state routingLink state Routing is suffer from count-to-infinity problem.Link state Routing uses flooding in the networ...
0 0 votes
0 0 answers
9
9 views
A network of 4 routers A, B, C, D is arranged in a line: A—B—C—D with link costs 3, 2, 1 respectively.The routers use distance vector routing with hop count as the metric...
12 12 votes
3 answers 3 answers
2.9k
2.9k views
Consider a file of size $4$ million bytes being transferred between two hosts connected via a path consisting of three consecutive links of bandwidth $2$ Mbps , $500$ kbp...
1 1 vote
0 0 answers
158
158 views
If delays are recorded as 8-bit numbers in a 50-router network, and link state packets are exchanged twice a second, how much bandwidth per (full duplex) line is taken by...
1 1 vote
0 0 answers
246
246 views
Which of the following statement/s is/are NOT CORRECT?$\textrm{OSPF}$ is based on distance-vector routing protocol.Both link-state and distance-vector routing are based o...
1 1 vote
1 1 answer
198
198 views
What is the main advantage of a Link-State Routing algorithm over a Distance-Vector Routing algorithm?It is more efficient in terms of bandwidth usageIt has a faster conv...
3 3 votes
1 1 answer
341
341 views
The solution to this question:Consider two hosts $S$ and $D$ are connectedthrough two intermediate routers, router takesnegligibal processing time. Each link bandwidthis ...
0 0 votes
1 1 answer
340
340 views
A router with the following forwarding table receives a packet with destination IP address $128.195.3.10.$ Which will be the outgoing interface of the packet?$$\begin{arr...
2 2 votes
0 0 answers
670
670 views
Consider the routing protocols given in List I and the names given in List II: $$ \begin{array}{|c|c|} \hline \textbf{List I} & \textbf{List II} \\ \hline (\text{i}) \ \ ...
0 0 votes
2 2 answers
582
582 views
Suppose a router at A in the figure below receives an IP packet containing 4000 data bytes, fragments the packet and route the fragments to router B via N W 1 with...
3 3 votes
1 1 answer
666
666 views
According to me, A is false : They only send Distance vector to neighbouring routerB is false: similarly to A , and updates are only sent to neighboring router and not ev...
39 39 votes
8 8 answers
22.7k
22.7k views
Consider a network path $\mathrm{P}-\mathrm{Q}-\mathrm{R}$ between nodes $\mathrm{P}$ and $\mathrm{R}$ via router $\mathrm{Q}$. Node $\mathrm{P}$ sends a file of size $10...
52 52 votes
4 4 answers
25.6k
25.6k views
Consider the entries shown below in the forwarding table of an $\text{IP}$ router. Each entry consists of an $\text{IP}$ prefix and the corresponding next hop router for ...
0 0 votes
1 1 answer
584
584 views
With reference to hierarchical routing, the optimum number of levels for an $m$ router subnet is:$m^{2}$$m$$\ln m$$\sqrt{m}$
0 0 votes
0 0 answers
388
388 views
Let’s say my device wants to send a packet to far way device many networks away. Once my router receives the packet, it doesn’t know much about this destination IP and ch...
3 3 votes
0 0 answers
588
588 views
In first option one bit error to merge two consecutive frames into one – I cannot understand this. B should be 2^k/2-1 for selective reject. It should be false . Right??