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| APAR | APAR Date | PTF | Abstract |
| AK73327 | Nov 2008 | UK41217 | CTL-0003B8 from SPOCC sending message to MATIP printer. |
| AK67569 | Nov 2008 | UK41220 | Recoup abnormally terminates with CTL-3. |
| AK73412 | Nov 2008 | UK43055 | Use correct application name in THRTC macro. |
| AK73620 | Nov 2008 | UK41245 | Protect the ALCS end-of-task resource manager. |
| AK67932 | Nov 2008 | UK41260 | Prevent CTL-000003 from ZDPDU command. Correct ZDPDU response message header. Retrofit of 2.3.1 APAR AK65905. |
| AK68243 | Nov 2008 | UK41261 | Add UHEAP and UFREE callable services for installation-wide monitor exits. |
| AK73616 | Nov 2008 | UK41808 | Always clean up terminals when TCP/IP connection stops. |
| AK73194 | Nov 2008 | UK41262 | Always call USRCOM2 for messages from MQ Bridge terminals. Pass correct parameters to USRMQB0 and USRMQB1 exits. |
| AK67428 | Nov 2008 | UK42340 | A new field has been added to the ECB to detect overlays. |
| AK78495 | Jan 2009 | UK44293 | Update ALCS messages to allow for EAV volumes. |
| AK76466 | Jan 2009 | UK43112 | In z/OS 1.8 need to remove zIIP/zAAP processors from ZPERF output. |
| AK77259 | Jan 2009 | UK43117 | ZCTCP HELP and ZDCOM HELP update. |
| AK78334 | Jan 2009 | UK43169 | December Performance Monitor record not created. |
| AK75374 | Jan 2009 | UK44291 | Validate Pool Pointers. |
| AK78476 | Feb 2009 | UK44292 | Allow (SCTGEN) PAGE=STORE1|STORE2|STORE3. |
| AK79420 | Feb 2009 | UK44478 | Ensure VTAM logon always completes. |
| AK75376 | Mar 2009 | UK44907 | Send MATIP Session Open (retrofit AK65912). |
| AK81689 | Mar 2009 | UK45181 | ECB Collection Process needs to happen every 200ms. |
| AK73678 | Mar 2009 | UK45182 | Add ZPERF SU Command support. |
| AK81233 | Mar 2009 | UK45294 | Prevent CTL-000010 from ZRETR command. |
| AK82719 | Mar 2009 | UK45295 | BEGIN to set &CG2 with SYSPARM(DXCLIBC) |
| AK83139 | May 2009 | UK46952 | APIDC callable service added. |
| AK82586 | May 2009 | UK46438 | #ETX added as ASCII EOM character. |
| AK86824 | May 2009 | UK46925 | DXCBHLLO is reshipped with a compiled object deck. |
| AK81230 | Jun 2009 | UK46924 | Prevent ALCS restart failure with ABEND80A ABEND40D. |
| AK85131 | Jun 2009 | UK47174 | Make DXCSRG record access mix report optional. |
| AK91194 | Aug 2009 | UK49392 | Performance Monitor to show correct CPU consumption. |
| AK93076 | Aug 2009 | UK49393 | Always initialise #KPTRI(15) to avoid RECOUP error. |
| AK83249 | Sep 2009 | UK47537 | IBM WebSphere Application Server (WAS) for z/OS optimized local adapters (OLA) support. |
| AK84106 | Oct 2009 | UK49394 | Macro changes for TPF 4.1 compatibility. |
| AK84984 | Oct 2009 | UK50370 | Make COMCC parameters more flexible. |
| AK95548 | Oct 2009 | UK50921 | Record calling program instead of TPFDF program in ST Pool Event Log. |
| AK96217 | Oct 2009 | UK50923 | ALCS trace control command responses copied to RO CRAS. |
| AK83141 | Oct 2009 | UK51851 | Show CRN and CRAS status on bottom line of 3270 screen. |
| AK89906 | Oct 2009 | UK49395 | CTL-11 when logon from deleted communication resource. |
| AK96680 | Oct 2009 | UK50624 | ALCS WAS OLA support follow up items. |
| AK98186 | Oct 2009 | UK50922 | Add sequence numbers to DXCZPCHK. |
| AK98890 | Nov 2009 | UK50924 | Communication generation timeout error messages corrected. |
| AK99844 | Nov 2009 | UK51853 | Previous data set name for command ZASEQ DSNAME= shown. |
| AK87681 | Nov 2009 | UK52486 | Correct linkage and C/C++ functions in DLL support. |
| AM00717 | Nov 2009 | UK52591 | Prevent ROUTC from clearing backward chain field in printer messages. |
| AM00723 | Nov 2009 | UK52872 | Pass communication terminal resource entry from DXCMQB to DXCCOMT. |
| AK91704 | Dec 2009 | UK52592 | Prevent errors from scrollable messages when using large screen sizes. |
| AM00761 | Dec 2009 | UK52593 | Allow more than one IP address in RHOST for TCPIPALC terminal. This satisfies User Group requirement ATC0293. |
| AM05500 | Feb 2010 | UK54040 | Prevent CTL-000001 on ZCTCP DISC,FORCE command. |
| AK98661 | Feb 2010 | UK53534 | Enhance ZDPRG with load module information and enhance ZPCTL with application program information. This satisfies User Group requirement ATC0288. |
| AM03744 | Feb 2010 | UK53535 | Correct default buffer size for 3270 printer over MQ and WAS. |
| AK90445 | Mar 2010 | UK54074 | Correct missing definitons in c$am0sg and c$co0re. |
| AM07222 | Mar 2010 | UK54093 | Set MATIP Type B to use ECB flag CFFHSE instead of CFFLSE. |
| AM09777 | Mar 2010 | UK54659 | Prevent CTL-000001 in DXCNUC WAIT routine. |
| AM05870 | Mar 2010 | UK55218 | Prevent CTL-000001 system error when ST pool interval exceeds 3,928,320 records. |
| AM10248 | Mar 2010 | UK54660 | ALCS to close the configuration datasets at shutdown. |
| AM01490 | Mar 2010 | UK54661 | ALCS has been enhanced to allow up to 4000 sockets on a single server. |
| AK81231 | Apr 2010 | UK55210 | Include ASCU list in MATIP Session Open. |
| AM08991 | May 2010 | UK56483 | Prevent CTL-000010 on ZPCTL D xxxxxxxx PROGRAMS and ZDPRG xxxx MODULES. |
| AM10887 | May 2010 | UK56633 | Prevent CTL-000001 due to IOCB overlay with Websphere MQ V7. |
| AM12957 | May 2010 | UK56718 | Prevent CTL-000001/CTL-000003 on DISPC RELEASE with CRI. |
| AM03887 | Jun 2010 | UK56757 | ZPCTL LOADSET support enables multiple modules to be loaded atomically. |
| AM07527 | Jun 2010 | UK56981 | Data captured by TCP/IP trace increased from 32 bytes to 372 bytes. AM10664 updates IPARS components. |
| AM16703 | Jul 2010 | UK57038 | Updated TCPIP support in ALCS for time1=0 to work as described. |
| AM10360 | Jul 2010 | UK58055 | Prevent CTL-000011 due to CE1CGB invalid after C Stack freed. |
| AM17591 | Jul 2010 | UK57826 | Updated ENQC timeout to work as described in the ALCS manuals. |
| AM15976 | Jul 2010 | UK58033 | Capture input messages for tracing to diagnostic sequential file. |
| AM16712 | Jul 2010 | UK58050 | Avoid MQ subtask CTL-0004A8 when received message is too large. |
| AM16864 | Jul 2010 | UK58051 | Make ZCTCP ACTivate work the same way as ZACOM ACTivate. |
| AM02171 | Sep 2010 | UK59412 | Introduce Pool Dispensing Array for Restore. |
| AK95556 | Sep 2010 | UK58160 | Support for the latest versions of Debug Tool. |
| AM21917 | Oct 2010 | UK59972 | Follow up to UK58160. Avoid C/C++ CTL-3. Protect ALCS from DXCPCH 0C4 catastrophic error. |
| AM23829 | Oct 2010 | UK60895 | Follow up to UK59412. Correct ZPDAR CREATE from causing a loop. |
| AM02216 | Oct 2010 | UK61468 | Addition of the lodic_ext api from TPF 4.1. |
| AM23555 | Nov 2010 | UK61529 | Enable RONIC for allocatable pool. |
| AM12338 | Nov 2010 | UK61482 | Display VFA hitrate online. This satisfies User Group requirement ATC0270. |
| AM25133 | Nov 2010 | UK61896 | Prevent CTL-11 when using remote debugger. |
| AM15972 | Nov 2010 | UK61966 | HOOKC exits for third party debugging software. |
| AM17973 | Nov 2010 | UK61961 | Correct ALCS recovery from EWOULDBLOCK condition. |
| AM27913 | Jan 2011 | UK63881 | Correct ENQC TIMEOUT=0 not waiting forever. |
| AM28974 | Jan 2011 | UK63882 | PDAR records to only be dispensed after a RESTORE. |
| AM29603 | Jan 2011 | UK63889 | Avoid CTL-000010 on ZCTCB Task Display. |
| AM21912 | Feb 2011 | UK63875 | ALCS online message trace facility. AM25661 contains IPARs components. This satisfies User Group requirement ATC0302. |
| AM30101 | Feb 2011 | UK65432 | Avoid a CTL-00003D on test systems. |
| AM31028 | Feb 2011 | UK65486 | Correct OCTM group name table restart. |
| AM31514 | Feb 2011 | UK65487 | Correct SHR= and XCL= parameters. |
| AM27189 | Mar 2011 | UK65431 | Use storage blocks from Type 1 SUs for small heap requests. |
| AM32277 | Mar 2011 | UK65967 | Prevent CTL-3 in CPM7 on extra system record process. |
| AM33537 | Mar 2011 | UK66201 | Enable TDTAC to handle zero length VB records correctly. |
| AM33768 | Mar 2011 | UK66555 | Avoid ZPOOL IDLOG table corruption. |
| AM33923 | Mar 2011 | UK66557 | Avoid CTL-1 or CTL-10 when WILDC pattern table has not been cleared. |
| AM34884 | Mar 2011 | UK67030 | Avoid DISPC workarea overlay after AM21912. |
| AM27957 | May 2011 | UK67152 | Allow system limits greater than 64K. This satisfies User Group requirement ATC0246. |
| AM35946 | May 2011 | UK67665 | Adjust the ZTRAC MSG DISPLAY format to be more readable. |
| AM37903 | Jun 2011 | UK70837 | Prevent Loop on ADDFA When Pool Ring Full. |
| AM22459 | Jun 2011 | UK67865 | Add infrastructure for ZDMOD command. |
| AM41856 | Jun 2011 | UK71770 | Remove duplicate line from DXCINT |
| AM35187 | Jul 2011 | UK70096 | Add ECB-controlled program online message trace support. |
| AM31300 | Aug 2011 | UK69168 | Allow user to set PUT options in MQ bridge. AM31302 contains IPARS updates. |
| AM33370 | Aug 2011 | UK70095 | ZDMOD functional entry handler. |
| AM36014 | Aug 2011 | UK70097 | Sub-second timeout support. |
| AM38447 | Aug 2011 | UK70942 | Fix ZPCTL D discrepancy. |
| AM38456 | Aug 2011 | UK71084 | Handle error messages from LE properly. |
| AM41462 | Aug 2011 | UK71676 | Prevent ACTR limit exceeded error. |
| AM41861 | Aug 2011 | UK71784 | Prevent CTL-000402 if not CPU loop TCB. |
| AM37819 | Aug 2011 | UK70126 | Add large email support. |
| AM44309 | Aug 2011 | UK71817 | Issue 00031E dump when discarding an invalid ALC format message. |
| AM47055 | Sep 2011 | UK72270 | Ship macros missing from AM22459. |
| AM32820 | Oct 2011 | UK72031 | Enhance the ZALCS Command. |
| AM39262 | Oct 2011 | UK72032 | Implement ALCS monitor loop detector. |
| AM47056 | Oct 2011 | UK72301 | ALCS C/C++ linkage improvements. |
| AM49569 | Oct 2011 | UK72366 | Add STV CRI parameter to DXCDTP. |
| AM51235 | Nov 2011 | UK72030 | Ship full source replacement of DXCGTC. |
| AM50483 | Nov 2011 | UK75438 | Check ZDCOM MAX= parameter for valid data. |
| AM46746 | Nov 2011 | UK73384 | Allow messages to be sent to WAS bridge and TCPIP ALC terminals without scrolling. |
| AM50480 | Dec 2011 | UK75387 | Add millisecond support for ZCTHR. |
| AM50482 | Dec 2011 | UK75391 | Correct order of addresses in message DXC8383E. |
| AM46740 | Dec 2011 | UK75364 | WAS bridge management using CRN. |
| AM51931 | Dec 2011 | UK75440 | Extra tags for ZALCS added. |
| AM53547 | Dec 2011 | UK75441 | CTL-000422 made non-catastrophic. |
| AM23217 | Jan 2012 | UK74913 | Correct fix delivery issue with APAR repository. |
| AM54082 | Jan 2012 | UK76463 | Remove STIMERM from the timeout logic. |
| AM54360 | Jan 2012 | UK76464 | DXCCOMQ restructure to make space for user changes. |
| AM52670 | Jan 2012 | UK76026 | Add support for MVS Large Pages. |
| AM55750 | Jan 2012 | UK76465 | Handle OLA send and printer ACK error. |
| AM55856 | Jan 2012 | UK76466 | Correct maximum message length check in CGTY. |
| AM55606 | Jan 2012 | UK76467 | Correct DXCMAT_LENGTH checks in DXCSOCA. |
| AM55612 | Jan 2012 | UK76468 | Correct display year portion of bind date in ZDMOD. |
| AM56570 | Jan 2012 | UK76469 | Restore registers in CEA1 after SYSRA for dump. |
| AM50518 | Feb 2012 | UK76549 | Correct incompatibilities with Debug Tool and conversational trace. |
| AM56552 | Feb 2012 | UK76550 | Prevent potential spin loop in DXCNUC. |
| AM56491 | Feb 2012 | UK76470 | Add timestamp field to ZDPGM Modules display. |
| AM57621 | Feb 2012 | UK76471 | Recognise an input message from WAS in place of an ACK. |
| AM58211 | Feb 2012 | UK78654 | Add connections to a ZDCOM E display for a WASbridge. |
| AM55653 | Apr 2012 | UK78655 | Allow tracing of HOOKC macros within REGSTOP address ranges. |
| AM61042 | May 2012 | No PTF yet. | Avoid CSC1 CTL-000003 on TRT. |
| AM62688 | May 2012 | No PTF yet. | Redo AM37903 which missed a line of code from DXCGFR. |
| AM60568 | May 2012 | No PTF yet. | Wake up ALCS CPULOOP tasks from MQ subtasks. |
| AM61060 | May 2012 | No PTF yet. | Move return information on a THRTC call to Register 14. |
| AM50480 | May 2012 | UK78441 | Reship DXCPERF as source shipped incorrectly in UK75387. |
| AM64235 | May 2012 | No PTF yet. | Have ZPCTL unload of a userexit revert to previous version immediately. |