Lab Assign 2

Question 1

Aim:

Answer 1

Demonstrate different types of topologies and transmission media using packet transfer tool.

Question 2

Types of topologies:

Answer 2

1. bus
2. Hybrid
3. Star
4. Mesh
5. Ring

Question 3

Characteristics of topologies:

Answer 3

1. Fault identification
2. Cable mass
3. Hardware expense
4. Prone to broken network
   Like backbone of bus vvimp.

Question 4

Types of transmission mode? Explain

Answer 4

1. Simplex:
   One way; monitor-keyboard.
2. Half duplex:
   2 way; at diff time.
3. Full duplex:
   2 way; at same time

Question 5

Types of switches:

Answer 5

Layer 2 and layer 3.

Layer 3 : mac address

Question 6

Sending a packet requirements:

Answer 6

1. Configure the IP address first.

Question 7

IP address

Answer 7

Example:
192.168.1.1

Range : 0 to 255
1 byte

There are 5 types.
A : 1st byte range 0 to 127.

Question 8

What is subnet mask?

Answer 8

Example : 255.255.255.0

In practical it’s automatically calculated.

Question 9

In practical, configure IP address:

Answer 9

1.DHCP: dynamic host config protocol.

Dynamically assigned IP address, automatically.

2. Static:
   User assigns IP address.

Question 10

Type of packet used in practical:

Answer 10

ICMP : Internet control message protocol.

Question 11

Setting up PDU:

Answer 11

Chose cable
1. Select protocol or whatever, PING here

Sequence no: 0
TTL : time to leave maybe… 32 bits
TOS : ?

Question 12

Ping

Answer 12

Find meaning