- Entry:
- IPTM
- VIT option:
- TCP
- Event:
- Timer set or canceled
- VIT processing module:
- ISTRACIP
- Control is returned to:
- The module that issued the INTRACE macroinstruction
This trace record is written when an Enterprise Extender
timer is set or canceled. 
- Byte (hex)
- Contents
- 00–03
- Record ID: C"IPTM"
- 04
- ID is the primary address space ID (ASID). This field is 0 if the ASID is greater than X'FF'.
- 05
- 0
- 06
- Timer type
- T1
- Short request
- TL
- Liveness
- 07
- Function
- S
- Set
- C
- Cancel
- 08–0B
- Request timer duration (seconds)
- 0C–0F
- NCB address
- 10–13
- Timer block address
- 14
- Timer block flags:
- Bit
- Meaning
- xx.. ....
- Timer type.
- ..1. ....
- Timer block is on a CLK slot.
- ...1 ....
- Timer block on IP timer block queue.
- .... 1...
- Timer block is on the late queue.
- .... .1..
- Timer block is marked cancel.
- .... ..xx
- Available.
- 15–16
- 0
- 17–1B
- Name of module setting or canceling the timer
- 1C–1F
- Request parameter header (RPH) address