gtps2m3c | ACF/SNA Data Communications Reference |
Bracket support is provided primarily for use with devices attached to the 3274/3276 cluster controllers. Brackets identify the beginning and end of a conversation between a logical unit and a host application. A bracketed conversation continues, uninterrupted, until the host application ends it with an "end bracket" indicator. The logical unit initiates the conversation with a begin bracket indicator in the input message. Bracket support is not available for:
LU TPF Comments Message 1 -----BB-------> Begin bracket = BB <-------------- Reply Message 2 --------------> <----EB-------- Reply End bracket = EB