Chapter 3 Terminology Flashcards
Public network technology that delivers high bandwidth over conventional telco local-loop copper wiring at limited distances. Typically used as an Internet access technology, connecting a user to an ISP.
DSL, Digital subscriber line.
A serial communications circuit between two points, provided by some service provider, typically a telephone company (telco).
Leased Line
A common abbreviation for telephone company.
telco
WANs typically operate in which OSI layers?
Layers 1 and 2, physical, data-link.
A type of interface on a router, used to connect to some types of WAN links, particularly leased lines and Frame Relay access links.
Serial interface
Any equipment related to communications that is located at the customer site, as opposed to inside the telephone company’s network.
CPE Customer premises equipment.
A bit-oriented synchronous data link layer protocol developed by the International Organization for Standardization (ISO).
HDLC High-Level Data Link Control.
Public network technology that delivers high bandwidth over conventional telco local-loop copper wiring at limited distances. Typically used as an Internet access technology, connecting a user to an ISP.
DSL Digital subscriber line.
An Internet access technology that uses a cable TV (CATV) cable, normally used for video, to send and receive data.
Cable Internet
A device that connects to a telephone line, using DSL standards, to transmit and receive data to/ from a telco using DSL.
DSL modem
The acronym for Multiprotocol Label Switching (MPLS), which is one technology that can be used inside the SP’s cloud, emulating Ethernet.
EoMPLS
What is a network that needs involvement of leased infrastructure?
A WAN Wide Area Network
What type of networks tend to link remote locations?
WANs Wide Area Networks
