The Basic LAN Flashcards
Which one of the following types of filtering is used to control traffic entering a network?
Egress filtering
Ingress filtering
Implicit deny
Ingress filtering
Ingress filtering is used to control traffic entering a network
Which network device is used to send traffic to different physical networks, based upon logical addressing?
Router
Switch
Load balancer
Router
A router is used to send traffic to different physical networks, based upon logical addressing
Which type of device is used to provide network protection and security by preventing hosts from connecting to the organization’s infrastructure unless they meet certain criteria?
NAT device
Firewall
NAC device
NAC device
A Network Access Control (NAC) device is used to provide network protection and security by preventing hosts from connecting to the organization’s infrastructure unless they meet certain criteria
All the following characteristics describe VLANs, except:
VLANs separate hosts into logical networks.
VLANs can be used to apply security policies and filtering to different segments.
VLANs allow any host plugged into the switch to become a member of the virtual segment.
VLANs allow any host plugged into the switch to become a member of the virtual segment.
VLANs do not allow any hosts plugged into the switch to automatically become a member of the virtual segment; membership is based upon switch port, MAC address, or IP address
Which of the following would be needed to block excessive traffic from a particular protocol?
Flood guard
Loop protection
ACL
Flood guard
A flood guard is used to block excessive traffic from a particular protocol
Which of the following describes a network device that intercepts user or host requests and then makes those requests to other hosts or networks on behalf of the user?
Proxy
Firewall
NIDS
Proxy
A proxy is a network device that intercepts user or host requests and then makes those requests to other hosts or networks on behalf of the user
Which of the following types of connections does a VPN concentrator control? (Choose two.)
Device VPN
Client VPN
User VPN
Site-to-site VPN
Client VPN
Site-to-site VPN
A VPN concentrator manages connections for both client and site-to-site VPN connections
A NIPS is considered a __________ type of control.
detective
preventative
network
preventative
A network intrusion prevention system (NIPS) is considered a preventative type of control
Which of the following terms refers to combination of multifunction security devices?
Application firewall
Web security gateway
Unified Threat Management
Unified Threat Management
Unified Threat Management refers to a combination of multifunction security devices
Which of the following does an application firewall focus on for traffic filtering?
Traffic content
Protocol and port
Source or destination IP address
Traffic content
An application firewall focuses on traffic content for filtering, rather than on traffic characteristics
