Network Security Quiz

A user complains about not being able to gain access to a network device configured with AAA. How would the network administrator determine if login access for the user account is disabled?

• Use the show running-configuration command.

• Use the show aaa local user lockout command.

• Use the show aaa sessions command.

• Use the show aaa user command.

A network administrator is analyzing the features supported by the multiple versions of SNMP, why will the administrator use SNMPv3 and not SNMPv1 or SNMPv2c?

Which service should be disabled on a router to prevent a malicious host from falsely responding to ARP requests with the intent to redirect the Ethernet frames?

• proxy ARP

• LLDP

• reverse ARP

• CDP

A network administrator enters the service password-encryption command into the configuration mode of a router. What does this command accomplish?

• This command automatically encrypts passwords in configuration files that are currently stored in NVRAM.

• This command enables a strong encryption algorithm for the enable secret password command.

• This command encrypts passwords as they are transmitted across serial WAN links.

• This command provides an exclusive encrypted password for external service personnel who are required to do router maintenance.

• This command prevents someone from viewing the running configuration passwords.

A security service company is conducting an audit in several risk areas within a major corporation, they discovered an internal threat. Discuss what will be the infliction of it.

Refer to the exhibit. A student uses the show parser view all command to see a summary of all views configured on router R1. What is indicated by the symbol next to JR-ADMIN?

• It is a root view.

• It is a superview.

• It is a CLI view without a command configured.

• It is a CLI view.

What is the primary function of the aaa authorization command?

• limit AAA server access to AAA client services

• limit authenticated user access to AAA client services

• permit AAA server access to AAA client services

• permit authenticated user access to AAA client services

A security service company is conducting an audit in several risk areas within a major corporation, they discovered a risk of access to removable media. Discuss what will be the infliction of it.

An administrator defined a local user account with a secret password on router R1 for use with SSH. Which additional steps are required to configure R1 to accept only encrypted SSH connections?

What security features that are commonly found in a network configuration for a company that has several sales offices distributed within a city. Each sales office has a SOHO network.