October 2002
Intermediate to advanced
1280 pages
24h 35m
English
Content preview from InfiniBand Network Architecture
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Chapter 4. Intro to Transport Types
The Previous Chapter
The previous chapter introduced the concept of the Queue Pair (QP), the message transfer engine that lies at the heart of the IBA technology. Request and response packets, Packet Sequence Numbers (PSNs), and the Verb Layer (a quasi-API used to control an IBA HCA) were introduced. The four IBA QP types were introduced and the concept of the QP Context and its contents were defined. Finally, there was a rather detailed example of a message transfer from one CA to another.
This Chapter
This chapter provides an introduction to the four IBA transport service types (RC, UC, RD, and UD QPs), as well as the two non-IBA transport service types (Raw IPv6 and Raw EtherType QPs) that permit packets ...
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