EZZ4310I   ERROR: CODE=error_code REPORTED ON DEVICE device_name. DIAGNOSTIC CODE: internal_diagnostic_code

Explanation

The Link Layer detected an error during operation of the device. The error was reported asynchronous to execution of any Link Control function.

error_code is the status code for the link layer.

device_name is the name of the device.

internal_diagnostic_code is the internal diagnostic code for use by IBM®.

System action

TCP/IP marks the device inactive.

Operator response

VTAM® message IST1578I might be issued in conjunction with this message. See the Data Link Control (DLC) status codes in z/OS Communications Server: IP and SNA Codes for a description of the status code for the link layer. If applicable, correct the hardware problem and restart the device.

System programmer response

Perform the action described in z/OS Communications Server: IP and SNA Codes for the indicated status code.