InfiniBand Network Architecture

RC/UC Connection Establishment

Figure 10-1 on page 193 illustrates the process of establishing a connection between two RC or UC QPs. It should be noted that, although the dialogue shown is 100% correct, it does not include all of the information that is exchanged in the REQ and REP messages.

Figure 10-1. RC/UC Connection Establishment

Local QP Initial Creation and Setup

Refer to Figure 3-4 on page 58.

CQ(s) and PD Created Before Creating the Local QP

CQ Creation

Before creating the local QP, software must first cause the HCA to create the CQ(s) to be associated with the SQ and RQ of the QP about to be created. The QP's SQ and RQ can have separate ...