Component names and abbreviations

CICS® components are abbreviated to a 2-letter code to make interfaces, such as the CETR transaction, easier to use.

Code Component name
AP Application domain
AS Asynchronous services domain
BA Business application manager
BM* Basic mapping support
BR* 3270 bridge
CP* Common programming interface
DC* Dump compatibility layer
DD Directory manager domain
DH Document handling domain
DM Domain manager domain
DP Debugging profiles domain
DS Dispatcher domain
DU Dump domain
EC* Event capture and emission
EI* Exec interface
EJ Enterprise Java™ domain
EM Event manager domain
EP Event processing domain
FC* File control
GC Global catalog domain
IC* Interval control
IE ECI over TCP/IP domain
IS* ISC or IRC
KC* Task control
KE Kernel
LC Local catalog domain
LD Loader domain
LG Log manager domain
LM Lock domain
ME Message domain
ML Markup language domain
MN Monitoring domain
MP Managed platform domain
NQ Enqueue domain
OT Object transaction domain
PA Parameter domain
PC* Program control
PG Program manager domain
PI Pipeline domain
PT Partner domain
RA Resource manager adapters
RI* Resource manager interface (RMI)
RL Resource life-cycle domain
RM Recovery manager domain
RS Region status domain
RX RRS-coordinated EXCI domain
RZ Request streams domain
SC* Storage control
SH Scheduler services domain
SJ JVM domain
SM Storage manager domain
SO Sockets domain
ST Statistics domain
SZ* Front End Programming Interface (FEPI)
TC* Terminal control
TD* Transient data
TI Timer domain
TR Trace domain
TS Temporary storage domain
UE* User exit interface
US User domain
WB Web domain
WU CICS Management Client Interface (CMCI) domain
W2 Web 2.0 domain
XM Transaction manager domain
XS Security manager domain
Notes:
  1. Components marked * are subcomponents of the AP domain. The trace entries for these components are produced with a trace point ID of AP nnnn.
  2. For the DS domain function CHANGE_MODE, a trace entry is generated if DS level 2 or 3 tracing is active.