광대역 통신에서 주로쓰이는 용어정리
- 최초 등록일
- 2010.11.30
- 최종 저작일
- 2009.10
- 4페이지/ 한컴오피스
- 가격 1,000원
소개글
광대역 통신에서 주로 사용되는 용어에 대한 요점 정리 입니다.
목차
문제1) Explain the B-ISDN service types and AAL.(25점)
◎B-ISDN Service Type(1)
◎B-ISDN Service Type(2)
◎B-ISDN Service Type(3)
본문내용
문제1) Explain the B-ISDN service types and AAL.(25점)
(Hint ; Table을 이용하시오)
◎B-ISDN Service Type(1)
• B-ISDN Service Type and Traffic Charateristic
◦ Classifies B-ISDN service into 4Types according to the necessity of synchronization, variation of data transfer rate, operation mode in connection-oriented or connectionless.
◦ Class A is constant bit rate(CBR), realtime service that includes legacy telephone network`s 64kbps PCM digital telephone circuit and the circuit emulation of T1/E1 PDH transmission line on ATM
◦ Class B is variable bit rate(VBR) service, such as packet video transmission of HDTV audio/video data transfer
◦ Class C is connection-oriented data service, such as X.25 and Frame Relay service on B-ISDN
◦ Class D is connectionless data service, such as IP datagram delivery in Internet
참고 자료
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