121. What is SSL (Secure Sockets Layer)?
122. What is TLS (Transport Layer Security)?
123. How does SSL/TLS secure data transmission?
124. What is a routing table?
125. Explain the purpose of dynamic routing.
126. What is static routing?
127. Describe the role of BGP (Border Gateway Protocol).
128. What is a link-state routing protocol?
129. What is an autonomous system (AS) in networking?
130. What are the benefits of network monitoring?
131. Describe network traffic analysis.
132. What is network bandwidth?
133. What is the difference between upload and download speed?
134. How can bandwidth be measured?
135. What is a network switch used for?
136. How does a network switch differ from a hub?
137. What is the purpose of a router?
138. What does NAT stand for, and what does it do?
139. What is an IP address conflict?
140. How can an IP address conflict be resolved?
141. What is a network management system?
142. What is the purpose of SNMP (Simple Network Management Protocol)?
143. Explain the concept of packet filtering.
144. What is a stateful firewall?
145. What is a stateless firewall?
146. How do VPNs protect data?
147. What is the difference between L2TP and PPTP?
148. What is a site-to-site VPN?
149. What is a remote access VPN?
150. What is the purpose of a digital signature?
151. What is the significance of PKI (Public Key Infrastructure)?
152. Describe the concept of a network policy.
153. What is the purpose of traffic shaping?
154. Explain what a network gateway does.
155. What is a DNS server?
156. Describe the process of DNS resolution.
157. What is a CIDR (Classless Inter-Domain Routing)?
158. How does CIDR improve IP address allocation?
159. What is the purpose of an IP address?
160. How do network addresses work in IPv4?