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Files Reference

opn Special File

Purpose

Provides a diagnostic interface to the serial optical ports by way of the Serial Optical Link device driver.

Description

The opn character special file provides strictly diagnostic access to a specific serial optical port. The normal interface to the serial optical link is through the ops0 special file.

Related Information

Serial Optical Link Device Handler Overview in AIX 5L Version 5.2 Kernel Extensions and Device Support Programming Concepts.

Special Files Overview .

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