Chapter 7 Administering a Secure Network
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| cloud computing | A pay-per-use computing model in which customers pay only for the computing resources that they need, and the resources can be easily scaled. | ||||
| disabling unused ports | A security technique to turn off ports on a network device that are not required. | ||||
| File Transfer Protocol (FTP) | An unsecure TCP/IP protocol that is commonly used for transferring files. | ||||
| flood guard | A feature that controls a device's tolerance for unanswered service requests and helps to prevent a DoS attack. | ||||
| FTP using Secure Sockets Layer (FTPS) | A TCP/IP protocol that uses Secure Sockets Layer/Transport Layer Security (SSL/TLS) to encrypt commands sent over the control port (Port 21) in an FTP session. | ||||
| IEEE.802.1X | A standard that blocks all traffic on a port-by-port basis until the client is authenticated using credentials stored on an authentication server. | ||||
| Internet Control Message Protocol (ICMP) | A TCP/IP protocol that is used by devices to communicate updates or error information to other devices. | ||||
| Internet Protocol version 6 (IPv6) | The next generation of the IP protocol that addresses weaknesses of IPv4 and provides several significant improvements. | ||||
| IP telephony | Using a data-based IP network to add digital voice clients and new voice applications onto the IP network. | ||||
| loop protection | Preventing broadcast storms by using the IEEE 802.1d standard spanning-tree algorithm (STA). | ||||
| MAC limiting and filtering | A security technique to limit the number of media access control (MAC) addresses allowed on a single port. | ||||
| rule-based management | The process of administration that relies on following procedural and technical rules. | ||||
| Secure Copy Protocol (SCP) | A TCP/IP protocol used mainly on UNIX and Linux devices that securely transports files by encrypting files and commands. | ||||
| Secure FTP (SFTP) | A secure TCP/IP protocol that is used for transporting files by encrypting and compressing all data and commands. | ||||
| Simple Network Management Protocol (SNMP) | A TCP/IP protocol that exchanges management information between networked devices. It allows network administrators to remotely monitor, manage, and configure devices on the network. | ||||
| Transmission Control Protocol/Internet Protocol (TCP/IP) | The most common protocol suite used today for local area networks (LANS) and the Internet. | ||||
| virtualization | A means of managing and presenting computer resources by function without regard to their physical layout or location. | ||||
| How many layers does the TCP/IP architecture use? | Four | ||||
| What are the valid Internet Control Message Protocol (ICMP) Type 3 error messages? | Network unreachable, Host unreachable, Protocol unreachable, Source route failed, Destination network unknown, Destination host unknown, Communication with destination network administratively prohibited, and Host unreachable for type of service. | ||||
| Name the attacks use ICMP? | Network discovery, Smurf DoS attack, ICMP redirect attack, and Ping of Death |
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Created by:
Anne Louis
on 2012-03-03