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SEC110_CH07
Administering a Secure Network
17
Computer Networking
09/05/2013

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Cards

Term
cloud computing
Definition
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.
Term
disabling unused ports
Definition
A security technique to turn off ports on a network device that are not required.
Term
File Transfer Protocol (FTP)
Definition
An unsecure TCP/IP protocol that is commonly used for transferring files.
Term
flood guard
Definition
A feature that controls a device's tolerance for unanswered service requests and helps to prevent a DoS attack.
Term
FTP using Secure Sockets Layer (FTPS)
Definition
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.
Term
IEEE 802.1x
Definition
A standard that blocks all traffic on a port-by-port basis until the client is authenticated using credentials stored on an authentication server.
Term
Internet Control Message Protocol (ICMP)
Definition
A TCP/IP protocol that is used by devices to communicate updates or error information to other devices.
Term
Internet Protocol version 6 (IPv6)
Definition
The next generation of the IP protocol that addresses weaknesses of IPv4 and provides several significant improvements.
Term
IP telephony
Definition
Using a data-based IP network to add digital voice clients and new voice applications onto the IP network.
Term
loop protection
Definition
Preventing broadcast storms by using the IEEE 802.1d standard spanningtree algorithm (STA).
Term
MAC limiting and filtering
Definition
A security technique to limit the number of media access control (MAC) addresses allowed on a single port.
Term
rule-based management
Definition
The process of administration that relies on following procedural and technical rules.
Term
Secure Copy Protocol (SCP)
Definition
A TCP/IP protocol used mainly on UNIX and Linux devices that securely transports files by encrypting files and commands.
Term
Secure FTP (SFTP)
Definition
A secure TCP/IP protocol that is used for transporting files by encrypting and compressing all data and commands.
Term
Simple Network Management Protocol (SNMP)
Definition
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.
Term
Transmission Control Protocol/Internet Protocol (TCP/IP)
Definition
The most common protocol suite used today for local area networks (LANs) and the Internet.
Term
virtualization
Definition
A means of managing and presenting computer resources by function without regard to their physical layout or location.