Glossary

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ICD

International Code Designator: This identifies an international organization. The registration authority for the International Code Designator is maintained by the British Standards Institute. The length of this field is two octets.

ICR

Initial Cell Rate: An ABR service parameter, in cells/sec, that is the rate at which a source should send initially and after an idle period.

IDU

Interface Data Unit: The unit of information transferred to/from the upper layer in a single interaction across the SAP. Each IDU contains interface control information and may also contain the whole or part of the SDU.

IEC

International Electrotechnical Commission: Founded in 1906, this world organization prepares and publishes internation standards for all elictrical, electronic, and related technologies. The IEC was founded as a result of a resolution passed at the International Electrical Congress held in St. Louis (USA) in 1904. The membership consists of more than 50 participating companies, including all the

world’s major trading nations and a growing number of industrializing countries.1

Inter-exchange Carrier:

A long distance telephone company.

IEEE

Institute of Electrical and Electronics Engineers: A worldwide engineering publishing and standards-making body for the electronics industry.

IEEE 802.3

A Local Area Network protocol suite commonly known as Ethernet. Ethernet has either a 10 Mbps or 100 Mbps throughput and uses Carrier Sense Multiple Access bus with Collision Detection CSMA/CD. This method allows users to share the network cable. However, only one station can use the cable at a time. A variety of physical medium dependent protocols are supported.

1.International Electrotechnical Commission Home Page 3 January 2000 http://www/iec.ch/gnote1-e.htm

Centillion 1200N ATM Switch User Manual

B-33

NTP 297-8103-903

 

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Panasonic 1200N manual Icd, Icr, Idu, Iec, Ieee