Sync Point Level 2 Support in Host Integration Server

The following topics describe additions to Host Integration Server that enable Sync Point Level 2 support to the LU 6.2 protocol stack.

This section assumes familiarity with the existing Host Integration Server APPC basic and mapped conversation interfaces. It does not attempt to explain the SNA formats and protocols for implementing Sync Point protocols, which are described in SNA LU6.2 Reference: Peer Protocols published by IBM (Document SC31-6808-1).

This section contains:

Sync Point Functional Overview

Sync Point Support Architecture

Sync Point Session Support

Starting Local Sync Point TPs

Sync Point Conversation Activation

Sync Point Level 2 Confirm Support

Sync Point Backout Support

LUWID, Conversation Correlators, and Session Identifiers

Configuration Changes for Sync Point Support

Accepting Incoming Attaches

Sync Point Examples