Briefly describe nat.

385

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In a network that contains two servers and twenty workstations, where is the best place to install an anti-virus program?

396

---

What are routers?

502

---

How can you manage a network using a router?

332

---

What are the layers of the osi reference model?

374

---

Explain the importance of authentication.

311

---

How does a network topology affect your decision in setting up a network?

313

---

What is the importance of encryption on a network?

436

---

What are different ways of securing a computer network?

484

---

What is mesh topology?

388

---

What is the importance of the osi physical layer?

316

---

What is backbone network?

455

---

What is the difference between a straight-through and crossover cable?

404

---

What is osi and what role does it play in computer networks?

376

---

What are proxy servers and how do they protect computer networks?

321

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