AAA Through RADIUS Server Secret Key Quiz

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What does AAA through RADIUS use to authenticate users?

Public Key
Private Key
Session Key
Server Secret Key (correct)

What could happen if there is a secret key mismatch in AAA through RADIUS?

Increased network security
Login problems could occur (correct)
Improved data transfer speed
Enhanced user experience

Which key is shared between the RADIUS server and the client for authentication?

Asymmetric Key
Session Key
Server Secret Key (correct)
Symmetric Key

What type of key could lead to login problems if it has a mismatch in AAA through RADIUS?

Server Secret Key (B) Signup and view all the answers

What is an evil twin in the context of a wireless network attack?

A rogue wireless access point posing as a legitimate one (C) Signup and view all the answers

What is the main objective of an evil twin attack?

To gather personal or corporate information (B) Signup and view all the answers

What is the purpose of a MITM (Man-in-the-Middle) attack in the context of wireless networks?

To observe or manipulate traffic between two parties (A) Signup and view all the answers

How does an attacker typically interfere with legitimate networks in an on-path attack?

By creating fake networks that the attacker controls (C) Signup and view all the answers

What is the purpose of conducting a firmware flash on a router?

To improve communication with newer devices and remove software vulnerabilities (A) Signup and view all the answers

How is conducting a firmware flash on a router similar to updating a device driver?

Both processes enable better compatibility with new devices (B) Signup and view all the answers

What can flashing the firmware of a router help to remove from the device?

Known software vulnerabilities (B) Signup and view all the answers

What is the purpose of upgrading or patching a computer's operating system in relation to routers and firmware?

To prevent security vulnerabilities and ensure compatibility with routers (D) Signup and view all the answers

What can an attacker determine by analyzing packet captures using a program like Wireshark?

The software versions being sent in the packets and their associated metadata (D) Signup and view all the answers

What type of information is contained within packet captures?

Software versions and metadata (B) Signup and view all the answers

What is the main purpose of using Wireshark to analyze packet captures?

To determine the information and metadata contained within the packets (A) Signup and view all the answers

What type of cable connector is required for a DOCSIS modem?

F-type connector (C) Signup and view all the answers

What is the main purpose of a DOCSIS modem?

Connecting to cable networks (D) Signup and view all the answers

Which type of network does a DOCSIS modem typically connect to?

Cable network (A) Signup and view all the answers

What is the primary function of an analog modem?

Converting digital pulses to tones for transmission over analog telephone lines (B) Signup and view all the answers

Why is an analog modem necessary for connecting a computer to an analog telephone line?

To convert the computer's digital signals to tones that can be transmitted over the analog telephone line (A) Signup and view all the answers

What does an analog modem do in order to facilitate communication over an analog telephone line?

Converts the digital data into audible tones for transmission (D) Signup and view all the answers

What is the recommended process for deploying patches?

Test patches first before deploying to the development environment (B) Signup and view all the answers

How should an analog modem facilitate communication over an analog telephone line?

By converting digital signals from the computer into analog signals for transmission (D) Signup and view all the answers

What type of cable connector is typically required for a DOCSIS modem?

Coaxial cable connector (C) Signup and view all the answers

What does RPO, Recovery point objective, measure in a business continuity plan?

The interval of time before a disruption that exceeds the maximum allowable data loss (D) Signup and view all the answers

What does RTO, Recovery time objective, define in the context of a business continuity plan?

The duration of time within which a business process must be restored after a disaster (C) Signup and view all the answers

What does MTTR, Mean Time To Repair, measure in the context of network maintenance?

The average time it takes to repair a network device when it breaks (D) Signup and view all the answers

What is the primary function of DHCP servers on a LAN?

Allocating IP addresses to clients (D) Signup and view all the answers

What does the mean time between failures (MTBF) measure?

Average time between failures on a device (D) Signup and view all the answers

What does DHCP snooping on LAN switches help to exclude?

Rogue MAC addresses (B) Signup and view all the answers

What is the primary purpose of data wiping or clearing on a hard drive?

Destroy all electronic data on the hard drive (B) Signup and view all the answers

What does degaussing a hard drive involve?

Demagnetizing the hard drive to erase its stored data (B) Signup and view all the answers

What is the process of purging sensitive data from a hard drive?

Removing sensitive data from a hard drive using the device's internal electronics or an outside source (A) Signup and view all the answers

What is the purpose of conducting a firmware flash on a router?

To upgrade or patch the computer's operating system (A) Signup and view all the answers

What does degaussing a hard drive involve?

Purging sensitive data from the hard drive (B) Signup and view all the answers

What is the main purpose of a DOCSIS modem?

To connect multiple computers in a LAN to the Internet through a single connection (D) Signup and view all the answers

What is the primary function of the management plane in a network?

Monitoring traffic conditions and network status (D) Signup and view all the answers

How does Time-division multiplexing (TDM) technology work in a communication channel?

Physically takes turns on the channel to pass multiple signals or bitstreams (D) Signup and view all the answers

How does the function of a packet sniffer differ from that of an intrusion detection system (IDS)?

IDS wait to receive implicitly malicious data in a network before logging the event (D) Signup and view all the answers

What is the primary purpose of NAC (Network Access Control)?

To secure access to network nodes and control network access (A) Signup and view all the answers

How can a technician utilize LEDs on the switchports?

To quickly monitor activity and performance for the interfaces (B) Signup and view all the answers

What features does OSPF support from the options provided in this question?

IPv4 and VLSM (C) Signup and view all the answers

Which encryption scheme uses the RC4 cipher and a temporal integrity protocol TKIP?

WPA (C) Signup and view all the answers

What replaced the original version of WPA after the completion of the 802.11i security standard?

WPA2 (A) Signup and view all the answers

Which cipher and message authentication protocol does WPA2 use for encryption?

AES and CCMP (A) Signup and view all the answers

What is the main function of a BGP (Border Gateway Protocol)?

Routing data between autonomous systems (B) Signup and view all the answers

What is the purpose of a MIB (Management Information Base) in networking?

Describing the structure of management data using OID (C) Signup and view all the answers

What does an OID (Object Identifier) do in the context of SNMP protocol?

Identifying a variable that can be read or set using SNMP protocol (A) Signup and view all the answers

What is the primary purpose of route poisoning in computer networks?

To prevent a router from sending packets through an invalid route (B) Signup and view all the answers

What is the function of a punchdown tool in networking?

To connect a network cable to a patch panel or wall jack (C) Signup and view all the answers

What is the purpose of a cable crimper in networking?

To join internal wires of a twisted pair cable with metallic pins (B) Signup and view all the answers

What is the primary function of MDF (Main Distribution Frame) in a telecommunications network?

Connecting equipment to cables and subscriber carrier equipment (B) Signup and view all the answers

What is the main purpose of IDF (Intermediate Distribution Frame) in a telecommunications network?

Serving as a distribution point for multipair cables from the MDF to individual cables connected to equipment in remote areas (B) Signup and view all the answers

What is the main purpose of a Krone block in a telecommunications network?

Providing insulation-displacement connectors for telecommunications networks used in Europe (C) Signup and view all the answers

What can a technician achieve by adding a multilayer switch to a patch antenna?

Improve network routing performance and reduce broadcast traffic (C) Signup and view all the answers

What does high network traffic indicate in the context of possible attacks?

A possible attack conducted either by an insider or someone out of the network to steal relevant information (B) Signup and view all the answers

What can be determined by reviewing the network baseline?

If the traffic is actually high and if any network configurations are out of baseline causing the issue (A) Signup and view all the answers

What is the primary function of a NetFlow analyzer in a network?

Monitoring and troubleshooting network performance (D) Signup and view all the answers

What is the purpose of utilizing raised floors in a network infrastructure?

To enable the placement of cables under the floor for accessibility (D) Signup and view all the answers

What is the role of a conduit in a network infrastructure?

Facilitating the passage of power or data cables (D) Signup and view all the answers

What is the primary purpose of using an IP scanner in a network?

To monitor network traffic and identify potential security threats (D) Signup and view all the answers

What is the role of performing a rollback in a network?

To revert back to the last known good configuration before unauthorized changes (C) Signup and view all the answers

What do captive portals typically use to implement their functionality?

HTTP redirect and DNS redirect (C) Signup and view all the answers

What is the primary function of DHCP reservations in a network?

To ensure that clients always receive the same IP address from the DHCP server (C) Signup and view all the answers

What is the role of a web application firewall (WAF) or application-aware firewall in network security?

Detecting suspicious activity related to random ports and TLS encryption (B) Signup and view all the answers

What is the purpose of dual control in a network security context?

Ensuring that both people act together for critical operations (B) Signup and view all the answers

What is the primary purpose of a stateful firewall?

To maintain a state or store information about active network connections (B) Signup and view all the answers

How does a stateless firewall differ from a stateful firewall?

It doesn't maintain an internal state from one packet to another (D) Signup and view all the answers

What does separation of duties aim to achieve?

To prevent fraud and errors by requiring more than one person to complete a task (A) Signup and view all the answers

What does it mean when a network device's interface details that the line protocol is down?

The Ethernet cable is disconnected from the switchport (D) Signup and view all the answers

What is the primary purpose of a tone generator in network cable identification?

To generate tones for copper cables location identification (A) Signup and view all the answers

What does the presence of flashing switch port lights indicate?

The switch is not performing the spanning tree process (B) Signup and view all the answers

Which technology provides an upgrade path for both GSM and CDMA2000 cellular networks?

LTE (A) Signup and view all the answers

What is the 3G standard used for GSM cellular networks?

HSPA+ (A) Signup and view all the answers

What technology sends out packets to requested devices when streaming to multiple workstations from a single streaming media server?

Multicast (B) Signup and view all the answers

What is crosstalk in the context of networking?

An effect caused by the unintentional and undesired transmission of a signal from one cable to another (C) Signup and view all the answers

What is the purpose of AAAA records in networking?

To link hostname to IPv6 address (C) Signup and view all the answers

What technology is used to link hostname to IPv4 address in networking?

Domain Name System (DNS) (B) Signup and view all the answers

What is the primary purpose of SOA records in a domain or zone?

To store important information about a domain or zone (C) Signup and view all the answers

When would you use CNAME records in networking?

To point a domain to another domain name or subdomain (C) Signup and view all the answers

What is the main purpose of MX records in networking?

To direct emails to a mail server (C) Signup and view all the answers

What is the primary purpose of SRV records in DNS?

To specify a host and port for a specific service (B) Signup and view all the answers

What is the main function of PTR records in DNS?

To correlate an IP address with a domain name (B) Signup and view all the answers

What type of information do TXT records store in the DNS?

Machine-readable data (A) Signup and view all the answers

What is the function of a CSU/DSU (Channel Service Unit/Data Service Unit) in networking?

Converts digital data frames from LAN to WAN and vice versa (D) Signup and view all the answers

What is the indication of a duplicate MAC address occurring on a switch?

Continual changes in port assignments for that address (D) Signup and view all the answers

Which hardware device terminates a T1 connection at the customer's site?

CSU/DSU (A) Signup and view all the answers

What is the primary function of Multipoint GRE (mGRE) protocol?

Enabling one node to communicate with many nodes (D) Signup and view all the answers

What is the main purpose of Multiprotocol Label Switching (MLPS) in telecommunications networks?

Directing data based on short path labels (B) Signup and view all the answers

What does the equation Pages/second = memory signify in the context of networking?

Benchmark for network performance (D) Signup and view all the answers

What is the main function of a remote access server (RAS) or remote desktop gateway?

Providing a suite of services to connect users to a network or the internet remotely (C) Signup and view all the answers

What is the primary purpose of DNSSEC extension specifications for Internet Protocol networks?

Ensuring data integrity and authentication of DNS data (D) Signup and view all the answers

What is the main function of VirtualPBX in a telecommunications network?

Allowing extension phones in one office to connect to the telephone network in another office (A) Signup and view all the answers

AAA Through RADIUS Server Secret Key Quiz

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Questions and Answers

What does AAA through RADIUS use to authenticate users?

What could happen if there is a secret key mismatch in AAA through RADIUS?

Which key is shared between the RADIUS server and the client for authentication?

What type of key could lead to login problems if it has a mismatch in AAA through RADIUS?

What is an evil twin in the context of a wireless network attack?

What is the main objective of an evil twin attack?

What is the purpose of a MITM (Man-in-the-Middle) attack in the context of wireless networks?

How does an attacker typically interfere with legitimate networks in an on-path attack?

What is the purpose of conducting a firmware flash on a router?

How is conducting a firmware flash on a router similar to updating a device driver?

What can flashing the firmware of a router help to remove from the device?

What is the purpose of upgrading or patching a computer's operating system in relation to routers and firmware?

What can an attacker determine by analyzing packet captures using a program like Wireshark?

What type of information is contained within packet captures?

What is the main purpose of using Wireshark to analyze packet captures?

What type of cable connector is required for a DOCSIS modem?

What is the main purpose of a DOCSIS modem?

Which type of network does a DOCSIS modem typically connect to?

What is the primary function of an analog modem?

Why is an analog modem necessary for connecting a computer to an analog telephone line?

What does an analog modem do in order to facilitate communication over an analog telephone line?

What is the recommended process for deploying patches?

How should an analog modem facilitate communication over an analog telephone line?

What type of cable connector is typically required for a DOCSIS modem?

What does RPO, Recovery point objective, measure in a business continuity plan?

What does RTO, Recovery time objective, define in the context of a business continuity plan?

What does MTTR, Mean Time To Repair, measure in the context of network maintenance?

What is the primary function of DHCP servers on a LAN?

What does the mean time between failures (MTBF) measure?

What does DHCP snooping on LAN switches help to exclude?

What is the primary purpose of data wiping or clearing on a hard drive?

What does degaussing a hard drive involve?

What is the process of purging sensitive data from a hard drive?

What is the purpose of conducting a firmware flash on a router?

What does degaussing a hard drive involve?

What is the main purpose of a DOCSIS modem?

What is the primary function of the management plane in a network?

How does Time-division multiplexing (TDM) technology work in a communication channel?

How does the function of a packet sniffer differ from that of an intrusion detection system (IDS)?

What is the primary purpose of NAC (Network Access Control)?

How can a technician utilize LEDs on the switchports?

What features does OSPF support from the options provided in this question?

Which encryption scheme uses the RC4 cipher and a temporal integrity protocol TKIP?

What replaced the original version of WPA after the completion of the 802.11i security standard?

Which cipher and message authentication protocol does WPA2 use for encryption?

What is the main function of a BGP (Border Gateway Protocol)?

What is the purpose of a MIB (Management Information Base) in networking?

What does an OID (Object Identifier) do in the context of SNMP protocol?

What is the primary purpose of route poisoning in computer networks?

What is the function of a punchdown tool in networking?

What is the purpose of a cable crimper in networking?

What is the primary function of MDF (Main Distribution Frame) in a telecommunications network?

What is the main purpose of IDF (Intermediate Distribution Frame) in a telecommunications network?

What is the main purpose of a Krone block in a telecommunications network?

What can a technician achieve by adding a multilayer switch to a patch antenna?

What does high network traffic indicate in the context of possible attacks?

What can be determined by reviewing the network baseline?

What is the primary function of a NetFlow analyzer in a network?

What is the purpose of utilizing raised floors in a network infrastructure?

What is the role of a conduit in a network infrastructure?

What is the primary purpose of using an IP scanner in a network?

What is the role of performing a rollback in a network?

What do captive portals typically use to implement their functionality?

What is the primary function of DHCP reservations in a network?

What is the role of a web application firewall (WAF) or application-aware firewall in network security?

What is the purpose of dual control in a network security context?

What is the primary purpose of a stateful firewall?

How does a stateless firewall differ from a stateful firewall?

What does separation of duties aim to achieve?

What does it mean when a network device's interface details that the line protocol is down?

What is the primary purpose of a tone generator in network cable identification?

What does the presence of flashing switch port lights indicate?

Which technology provides an upgrade path for both GSM and CDMA2000 cellular networks?

What is the 3G standard used for GSM cellular networks?

What technology sends out packets to requested devices when streaming to multiple workstations from a single streaming media server?

What is crosstalk in the context of networking?