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Recent Posts
- IBM MQ 9.3 End of Service Date
- IBM has announced IBM MQ 10.0
- IBM MQ 9.4.5 Announced
- IBM Champion Renewal Declined
- Capitalware Products & Older Versions of the Products
- Merry Christmas and Happy New Year
- MQ Visual Edit V3.3.0 Released
- MQ Visual Browse V3.3.0 Released
- MQ Batch Toolkit v3.2.3 Released
- MQTT Message Editing Suite V1.2.0 Released
- New: Universal File Mover v2.0.1
- Java/MQ GUI Program to Monitor a Queue
Blog Calendar
May 2026 M T W T F S S 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 Archives
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IBM MQ- Terms of Use
- IBM MQ Replicated Data Queue Manager Kernel Modules May 22, 2026
- IBM MQ Replicated Data Queue Manager Kernel Modules May 21, 2026
- PH71319: THIS IS AN ADMINISTRATIVE APAR TO REPACKAGE THE FIX FOR PH70905. May 18, 2026
- PH70409: ABN=0C4-00000004,LOC=CSQPLPLM.CSQPRAH2+OFFSET AND ABN=5C6-00D70120,U=XXXXX ,C=MQ900.940.BUFF-CSQP3GET,M=CSQGFRCV,LOC=CSQPLPLM. May 15, 2026
- PH67399: ABN=5C6-00E50001,U=XXXXXXXX,C=MQ900.930.DMC -CSQILOC2,M=CSQGFRCV,LOC=CSQILPLM.CSQILOC2+OFFSET May 15, 2026
- PH64495: MQ Z/OS: HIGH LOCAL LOCK CONTENTION FOR THE CHIN JOB May 15, 2026
- PH67368: OUTBOUND SHARED CHANNEL RECOVERY DOES NOT COMPLETE May 14, 2026
- PH69257: CSQ5PQSG UTILITY MIGRATION CHECK May 13, 2026
- IBM MQ Replicated Data Queue Manager Kernel Modules May 13, 2026
WebSphere MQ- Terms of Use
- Cumulative security update (CSU) 9.1.0.36 for IBM MQ on Solaris 64-bit,x86 May 7, 2026
- Cumulative security update (CSU) 9.1.0.36 for IBM MQ on Linux 64-bit,zSeries May 7, 2026
- Cumulative security update (CSU) 9.1.0.36 for IBM MQ on Linux 64-bit,x86_64 May 7, 2026
- Cumulative security update (CSU) 9.1.0.36 for IBM MQ on AIX 64-bit, pSeries May 7, 2026
IBM Developer Messaging Blog
T.Rob’s Store and Forward- MQ Safety Tips for the Pandemic April 5, 2020
- Command Server Gotcha May 14, 2018
- Client-based runmqsc gotcha May 3, 2018
- When deprecated != deprecated January 19, 2018
- Parsing MQ error logs in Splunk December 19, 2017
Mark Taylor’s Blog- OTel Context Propagation: part 6 – MQ Kafka Connectors May 11, 2026
- OTel Context Propagation: part 5 – Notes on the MQ Tracing Exit March 4, 2026
- OTel Context Propagation for MQ Applications: part 4 – Python February 6, 2026
- End of a platform January 8, 2026
- MQ Monitoring: using queue manager STATISTICS events December 22, 2025
Lyns Random Thoughts
Leif Davidsen’s Blog- What’s New in IBM Cloud Pak for Integration 16.2.0? A Long-Term Support Release enhanced with agentic AI assistance, new capabilities in Unified Management and support for federated API gateways. May 6, 2026
- Designing for Resilience and Cost: Making smart licensing choices that keep your CP4I deployments both reliable and affordable April 17, 2026
- Container licensing deep dive: Making the most of your IBM Cloud Pak for Integration entitlements April 2, 2026
- Doing More for Less: How Cloud Pak for Integration Licensing gives you Integration Superpowers March 17, 2026
- Transform your business productivity with AI Agents for IBM Cloud Pak for Integration. GA on March 25th, 2026 February 19, 2026
Colin Paice on MQ- Formatting a spread sheet column so it spans multiple columns. May 18, 2026
- Using an external function May 17, 2026
- Sharing status information between functions. May 16, 2026
- Binding in Unix on z/OS. A whole new world May 15, 2026
- Assembler programming without using using – it is all relative May 3, 2026
- Using IPCS to look at z/OS dumps May 3, 2026
- Not for humans but for search engine – BPX May 2, 2026
- Where’s my dump? May 2, 2026
- Processing LOGREC May 2, 2026
- Getting the z/OS standard image to work. April 27, 2026
StackOverflow MQ Questions- Does every MQQueueManager create a new TCP/IP connection? Best practices for connection reuse/pooling in IBM MQ Java client May 4, 2026
- IBM MQ: CONNS and CURSHCNV show same value despite multiple JMS sessions [closed] April 30, 2026
- MQCONNX ended with reason code 2393 when connecting mTLS enabled queue April 9, 2026
- how to rectify javax.jms.JMSException: Failed to create connection? January 16, 2026
- IBM MQ 2059 (MQRC_Q_MGR_NOT_AVAILABLE) error in .NET 9.0 console app using IBMMQClient with certificate-based SSL setup January 14, 2026
- Azure linux function app to IBM MQ using IBMMQDotnetClient 9.4.2 December 6, 2025
- App need to perform enable/disable queue programmatically December 4, 2025
- Date & time not being shown in japanese October 28, 2025
- How do I / example of adding source info in IBM MQ Header (possible MQRFH2/usr) from DB2 stored procedure October 14, 2025
- Is Q Replication what's called Fast Queue in database async replication October 6, 2025
StackOverflow MQTT Questions- MQTT connection silently drops on NTP clock jump in embedded Linux (no error, no reconnect) April 9, 2026
- How to create "restricted wildcard subscriptions" March 26, 2026
- (Ab)using ASP.NET Core for non-http message processing? February 12, 2026
- Am I misusing Azure Event Grid’s MQTT multi‑session support by connecting 100 MQTT clients to a single defined MQTT client in Event Grid? February 4, 2026
- android compose mqtt implementation January 26, 2026
- Don't get publish() to work in paho.mqtt.client.on_connect thread January 18, 2026
- Best way to host multiple EMQX instances per server January 15, 2026
- How can I connect to AWS IoT Core MQTT over WebSocket from browser January 9, 2026
- paho Android MQTT client does not send PINGREQ to broker when phone screen is off December 2, 2025
- Prevent multiple subscriptions of same topic in HiveMQ MQTT client November 17, 2025
Archive for the Category: z/OS
New: MQ Standard Security Exit for z/OS v2.0.0
Capitalware Inc. would like to announce the official release of MQ Standard Security Exit for z/OS v2.0.0. This is a FREE upgrade for ALL licensed users of MQ Standard Security Exit for z/OS. MQ Standard Security Exit for z/OS is a solution that allows a MQAdmin to control and restrict who is accessing a WebSphere […]
Also posted in Capitalware, IBM MQ, MQ Standard Security Exit, Security Comments Off on New: MQ Standard Security Exit for z/OS v2.0.0
New: MQ Channel Encryption for z/OS v3.0.0
Capitalware Inc. would like to announce the official release of MQ Channel Encryption for z/OS (z/MQCE) v3.0.0. z/MQCE provides encryption for WebSphere MQ (WMQ) message data over WMQ channels. z/MQCE operates with Sender, Receiver, Server, Requestor, Cluster-Sender, Cluster-Receiver, Server Connection and Client Connection channels of the WMQ queue managers. z/MQCE uses Advanced Encryption Standard (AES) […]
Also posted in Capitalware, IBM MQ, MQ Channel Encryption, Security Comments Off on New: MQ Channel Encryption for z/OS v3.0.0
Capitalware’s MQ Technical Conference v2.0.1.3
Capitalware would like to announce a new 3-day MQ Technical Conference v2.0.1.3 (MQTC). MQTC is an event that will educate attendees on current practices, methodologies, administration, problem determination, security best practices and technology trends for IBM’s WebSphere MQ. MQTC will offer over 40 sessions that are designed to enhance the skills of IT professionals who […]
Also posted in C, Capitalware, Education, IBM i (OS/400), IBM MQ, Java, JMS, Linux, macOS (Mac OS X), Mobile, MQ Technical Conference, Programming, Unix, Windows Comments Off on Capitalware’s MQ Technical Conference v2.0.1.3
Updated MMX and MRTR Load-Modules for z/OS
Yesterday afternoon while doing some z/OS MQ testing, I discovered that both Message Multiplexer (MMX) and Message Router (MRTR) had been linked with the wrong MQ stub. Oy vey!! I relinked both MMX and MRTR with the correct MQ stub (CSQBSTUB) then posted the both download archives to Capitalware’s web site. Note: The source did […]
Also posted in C, Capitalware, IBM MQ, Open Source, Programming Comments Off on Updated MMX and MRTR Load-Modules for z/OS
Impact 2013
I just received an email from IBM regarding being a sponsor at Impact 2013: http://www-01.ibm.com/software/websphere/events/impact/ Note: Impact 2013 will be held at The Venetian in Las Vegas, NV on April 28 – May 2, 2013. From an MQ point of view, does anyone find Impact useful? Now I said “MQ” and not “WebSphere”. Inquiring minds […]
Security with Secret Phrases, Passwords, etc.
Over the weekend, I was reading different articles/blogs about how people think that passwords, no matter how long, are useless. These people write that their accounts (email, Apple, phone, bank, etc) were hacked even when they used long passwords. When you reread the articles/blogs and analyze what they are saying, you realize that the password, […]
Also posted in Capitalware, IBM i (OS/400), IBM MQ, Linux, MQ Authenticate User Security Exit, Unix, Windows Comments Off on Security with Secret Phrases, Passwords, etc.
Free: Parser, Syntax Checker and Interpreter Tools
Capitalware is now hosting Richard Tsujimoto’s Parser, Syntax Checker and Interpreter Tools. These tools provide a simple means for parsing strings, perform syntax checking and interpreting the parameters and/or values of the parsed strings. https://www.capitalware.com/psci_overview.html These tools are written in C for AIX, HP-UX, Linux, IBM i (OS/400) and Windows. For IBM mainframes, the tools […]
Also posted in Assembler, C, IBM i (OS/400), Linux, Programming, Unix, Windows Comments Off on Free: Parser, Syntax Checker and Interpreter Tools
WMQ v7.1 and v7.5 manuals as PDFs
After a nice community push for RFE # 21041, IBM has made available WebSphere MQ v7.1 and v7.5 manuals as PDFs. 🙂 WebSphere MQ 7.1 PDFs: http://pic.dhe.ibm.com/infocenter/wmqv7/v7r1/topic/com.ibm.mq.doc/zo00170_.htm WebSphere MQ 7.5 PDFs: http://pic.dhe.ibm.com/infocenter/wmqv7/v7r5/topic/com.ibm.mq.doc/zo00170_.htm Regards, Roger Lacroix Capitalware Inc.
Also posted in IBM i (OS/400), IBM MQ, Java, JMS, Linux, Programming, Unix, Windows Comments Off on WMQ v7.1 and v7.5 manuals as PDFs
Are you still running WebSphere MQ v6?
If you are still running your MQ environment using WebSphere MQ v6 then you are using unsupported software!! WebSphere MQ v6 End of Service date was September 30th, 2012 (just over 2 weeks ago). http://www.ibm.com/software/websphere/support/lifecycle/ So, if you are running WebSphere MQ v6 and you have a problem, “who you gonna call?” – nobody because […]
Also posted in IBM i (OS/400), IBM MQ, Linux, Unix, Windows Comments Off on Are you still running WebSphere MQ v6?
Free IBM e-book: IBM Software for System z for Dummies
IBM is giving away free copies of the e-book: IBM Software for System z for Dummies https://www14.software.ibm.com/webapp/iwm/web/signup.do?source=swg-102GW14W In this book you’ll learn about System z’s unique capabilities, enabling customers to: – Deliver a robust private cloud infrastructure – Mine business data for critical decisions and maximum value – Provideultimate security and integrity of critical data […]