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Definition of "OC 48" |
A Optical Carrier fiber optic line capable of 2400 megabits per second. |
Definition of "OC-48" |
A fiber-optic line capable of 2400 megabits per second. / OC-48 is a network line with transmission speeds of up to 2488.32 Mbit/s,payload: 2405.376 Mbit/s 2.405376 Gbit/s overhead: 82.944 Mbit/s. With relatively inexpensive interface prices, and being faster than OC-3, OC-12 connections, and even surpassing gigabit Ethernet, OC-48 connections are used as the backbones of many regional ISPs. / Message authentication allows one party,the sender,to send a message to another party the receiver, in such a way that if the message is modified en route, then the receiver will almost certainly detect this. Message authentication is also called data-origin authentication. Message authentication is said to protect the integrity of a message, ensuring that each message that it is received and deemed acceptable is arriving in the same condition that it was sent out,with nobits inserted, missing, or modified. |
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