What is a dictionary attack (brute force attack)?

Answer: Repeatedly generating passwords to attempt to guess a password

What command turns off DNS?

Answer: no ip domain-lookup

What command explicitly sets the name server addresses?

Answer: ip name-server addresses

What are the 2 main vulnerabilities of DNS?

Answer: (1) Offers no authentication or integrity assurance (2) By default, name queries are sent to the broadcast address 255.255.255.255

What is the vulnerability of NTP?

Answer: NTP leaves listening ports open and vulnerable

What is the vulnerability of SNMP?

Answer: Version 1 and Version 2 pass management information and community strings (passwords) in clear text

Between Disrupt of peers and falsification of routing information, which one is worse and why?

Answer: Disruption of peers is less critical because routing protocols eventually readjust themselves

What are the consequences of falsifying routing information?

Answer: (1) Redirect traffic to create routing loops (2) Redirect traffic so it can be monitored on an insecure link (3) Redirect traffic to discard it

What is a payload?

Answer: The data piece of a frame (IPv4 Packet)

Routing Systems can be attacked in what 2 ways?

Answer: (1) Disruption of peers (2) Falsification of routing information

What is the problem with Simple Network Management Protocol version 1 (SNMPv1)?

Answer: It sends data in plaintext

What are the three steps to secure RIPv2 updates?

(1) Prevent RIP routing update propagation (2) Prevent Unauthorized Reception of RIP updates (3) Verify the operation of RIP routing

What are two common uses of Eavesdropping?

Answer: (1) Info Gathering (2) Info theft

What uses a single command to disable non-essential system processes and services, eliminating potential security threats

Answer: AutoSecure

What mode automatically executes the auto secure command with the recommended Cisco default settings. This mode is enabled with the no-interact command option.

Answer: Non-Interactive Mode

What mode prompts you with options to enable and disable services and other security features?

Answer: Interactive Mode

What two modes can you use auto secure in?

Answer: (1) Interactive mode (2) Non-interface mode

You can configure Auto Secure in privileged EXEC mode using what command ?

Answer: auto secure

What 5 factors will the cisco autoscecure ask you to number?

Answer: (1) Interface (2) Banners (3) Passwords (4) SSH (5) IOS Firewall FEatures

Misconfiguring a router traffic filter can expose what?

Answer: internal network components to scans and attacks, making it easier for attackers to avoid detection.