Consider this distance table: A → B = 2, B → C = 3, A → C = 6. After one Distance Vector exchange, what is A’s new cost to C via B?

If an IP datagram has 1480 bytes of data and 20 bytes of header, what is the value of the Total Length field?

Q:

In a network, the packet loss rate is given as 0.02 (2%). If 1000 packets are transmitted, how many packets are expected to be lost?

Given that the bandwidth of a link is 10 Mbps and the round-trip time (RTT) is 100 ms, what is the bandwidth-delay product?

You are given the block 192.168.10.0/24. You need to allocate subnets for the following requirements:

• Subnet A: 60 hosts

• Subnet B: 30 hosts

• Subnet C: 14 hosts

• Subnet D: 6 hosts

Which subnet mask should be assigned to Subnet A?

XYZ

checks her work emails on her desktop at the office, and later on, she checks

them on her tablet during her commute. She notices that emails she read on her

desktop are already marked as read on her tablet, and new emails appear in

real-time.

Which protocol is being used to ensure her email is

synchronized across multiple devices?

Look at the diagram and select all the statements which are correct.

In a packet-switched network, if the packet queue length is 50 packets and the average service rate is 10 packets per second, what is the average queuing delay for a packet?