April 1999
Intermediate to advanced
155 pages
2h 24m
English
Content preview from Fibre Channel for Mass Storage
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2.8. Classes of Service
Fibre Channel classes of service are managed by the FC-2 level. Currently there are three classes of service defined by the standard:
Class 1— Dedicated connection service.
- Connection-oriented
- Acknowledged delivery
Class 2— Multiplexed service.
- Connectionless
- Acknowledged delivery
Class 3— Datagram service. This is the current class of service provided for by Hewlett-Packard. The device drivers determine if data is not received and needs to be retransmitted.
- Connectionless
- Unacknowledged delivery
Other classes of service may follow. However, they are currently not defined.
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