OSI PICS Manual

ISO 8327, Version 1 for OSI/AS

Tandem OSI PICS Manual–135046

8-7

F.6.2 Protocol Mechanisms

F.6.3 Initial Role Capabilities

Note. According to conformance rules in ISO 8327:

•

At least one of the functional units Duplex and Half Duplex shall be implemented.

•

If the Capability Data Exchange functional unit is implemented, the Activity Management

functional unit shall also be implemented.

•

If the Exceptions functional unit is implemented, the Half-Duplex functional unit shall also

be implemented.

Mechanism D I Range of Values

1 Use of transport expedited data o Y —

2 Reuse of transport connection (sending) o N —

3 Reuse of transport connection (receiving) o N —

4 Basic concatenation m Y —

5 Extended concatenation (sending) o N —

6 Extended concatenation (receiving) o N —

7 Segmentation (sending) o N

8 Segmentation (receiving) o N

9 Segmentation of unlimited user data (sending) o N

10 Segmentation of unlimited user data (receiving) o N

Capability D I

1 Initiator o Y

2 Responder o Y

Note. A conforming implementation must support at least one of the above capabilities.