DCON entry for discarded container
- Entry:
- DCON
- VIT option:
- PIU
- Event:
- Discard Container
- VIT processing module:
- ISTRACOT
- Control is returned to:
- ISTTSCUA
This trace record is written when the VTAM® Enterprise Extender utility discard routine, ISTTSCUA, disposes of a container. The reason code can be used to explain the reason for the discard.
- Byte (hex)
- Contents
- 00–03
- Record ID: C'DCON'
- 04
- ID is the primary address space ID (ASID). This field is 0 if the ASID is greater than X'FF'.
- 05–07
- 0
- 08–0B
- Container address
- 0C–0F
- Reason code
- Code
- Meaning
- X'0000'
- VTAM is not able to contact UDP.
- X'0002'
- Data is sent successfully, but fragmented.
- X'0004'
- Temporary error. Retry.
- X'0008'
- Error. Local IP address is not valid.
- X'000C'
- Error. Local IP address is not a valid VIPA address.
- X'0010'
- Error. Port cannot be reserved.
- X'0014'
- Error. Parameter is not valid.
- X'0018'
- Error. State is not valid.
- X'001C'
- Error. Destination for datagram is unreachable.
- X'0020'
- Error. VTAM is not authorized.
- X'0024'
- Error. Storage unavailable.
- X'0028'
- Error. Data exceeds maximum.
- X'002C'
- Error. Stack is not valid.
- X'0040'
- Permanent error.
- 10–13
- Target IPv4 address or zeros. If zeros, target IPv6 address is reported in DCO2 trace record.
- 14–17
- Parameter list address
- 18–19
- Source port number
- 1A–1B
- Target port number
- 1C–1F
- Request parameter header (RPH) address