Answer / Prabhat Mukul

A firewall is a network security system that monitors and controls incoming and outgoing network traffic based on predetermined security rules. Its primary function is to prevent unauthorized access to or from a private network.

What do you understand by mac address?

1 Answers  

---

What is the criteria to check the network reliability?

1 Answers  

---

What are the differences between half and full duplex Ethernet?

1 Answers  

---

What is the full form of ascii?

1 Answers  

---

What are the different ways in which we can add phones in CUCM?

1 Answers   Cisco,

---

Name the different types of network topologies and brief its advantages?

1 Answers  

---

How many layers are in tcp/ip?

1 Answers  

---

What are the layers of the osi reference model?

1 Answers  

---

Describe at one disadvantage of a peer to peer network.

1 Answers  

---

What happens when you use cables longer than the prescribed length?

1 Answers  

---

What are different ways of securing a computer network?

1 Answers  

---

Describe ethernet.

1 Answers  

---