Deck 7 Flashcards
A user reports that she cannot connect to network resources from a computer on the company network. The user was able to connect to the network resources yesterday. You verify that the user’s computer is properly physically connected to the network. You discover that the computer’s IP address is 169.254.48.97. You need to restore access to the network. What should you do next?
Verify that the DHCP service is available
Which component of IPSec is generates the encryption and authentication keys?
SA
Which IPsec component provides connectionless integrity and data authentication but does not provide confidentiality?
AH
Which IPsec component includes the most security, including confidentiality?
ESP
What port does DNS use?
53
What service on a Windows network is used to translate between NetBIOS names/computer names and IP addresses?
WINS
What feature within Windows allows the server to act as a router?
IP forwarding
You use the ________ to connect to a terminal server.
Remote Desktop Connection (RDC)
What provides name resolution between domain names and IP addresses?
DNS
What allows a user to connect to a corporate network using the Internet?
VPN
What command do you use to release the IP configuration handed out by a DHCP server?
ipconfig /release
What command do you use to reacquire IP configuration from a DHCP server?
ipconfig /renew
List the four steps for a client to get an IP address from a DHCP server in the correct order.
Discovery Offering Request Acknowledge
Request Offering Discovery Acknowledge
Discovery Request Offering Acknowledge
Request Offering Discovery Acknowledge
What is the primary disadvantage of X.25?
slow speeds
What routing protocol is the most popular distance-vector routing algorithm used to determine the best routes within a network?
RIP
