Articles

• Fix OOM on LGP nodes caused by oversized innodb_buffer_pool_size

  Overview If a NewNet Lithium/TextPass LGP node has MySQL innodb_buffer_pool_size configured to a value larger than the available system RAM, the host can hit Linux OOM conditions that terminate mysqld...

• Fixing Incorrect DLR Routing in RTR/HUB Forwarding Using Intermediate Cache (iCache)

  Overview In an RTR/HUB forwarding scenario, multiple upstream SMPP applications (for example, app1 and app2) may submit messages that are forwarded to a downstream/3rd-party SMSC. If delivery receipts...

• NewNet Lithium (TextPassLGR) Tomcat 7.0.109: Assessment for CVE-2026-24733, CVE-2026-24734, and CVE-2025-66614 (RHEL 7.9 & RHEL 8)

  Contents Overview Key Information Customer Impact Frequently Asked Questions Overview This article explains how to confirm whether TextPassLGR (and the bundled Apache Tomcat) is installed in a NewNet ...

• Troubleshooting RTR/textpass Restarts, Hangs, or Segfaults Triggered by Near-Simultaneous TCAP-Aborts

  Overview RTR/textpass may become unresponsive for several seconds and then restart (watchdog abort), or in some cases crash with a segfault. In the investigated scenario, the most likely trigger patte...

• NewNet Lithium MGR GUI Is Reachable but Stuck/Unresponsive (Restore <code>messages.xml</code> and Validate <code>/tmp/data</code>)

  Overview If the NewNet Lithium MGR web interface loads but becomes frozen (for example, “GUI is stuck and unresponsive”) and the “Manager process is not appearing,” a strong indicator is repeated MGR ...

• Fixing an AMS Node Showing <code>NOT AVAILABLE</code> in <code>tp_qcli</code> Due to Duplicate AMS ID (and Understanding Related <code>amsStoreFull</code> / SMPP 0x0014)

  Contents Overview Solution: Assign a Unique AMS ID Notes: “Message Queue Full” / amsStoreFull Store Saturation Frequently Asked Questions Overview If an AMS node appears as NOT AVAILABLE in tp_qcli -s...

• How to Change the AMS ID on an AMS Node

  Each AMS (Active Message Store) node within the NewNet cluster is assigned a unique AMS ID.  If two or more AMS nodes have the same AMS ID, this can cause replication or communication failures between...

• Lithium/RTR Segmented MT SMS (TP‑MMS=0): New SRI‑SM / New TCAP BEGIN While a Prior Dialogue Is Still Active

  Contents Overview Key Information Customer Impact Frequently Asked Questions Overview In Lithium/RTR segmented (concatenated) MT SMS delivery using TP‑MMS=0, you may observe a subsequent segment/attem...

• NewNet Traffic Server: <code>tp_config</code> (No Options) Applies Node Configuration and Restarts RTR (<code>textpass</code>)

  Overview When running tp_config to force-apply MGR configuration changes on a NewNet traffic server node, RTR (textpass) may restart and cause a brief service interruption on that node. This is verifi...

• tp_shell List Updates Not Reflected in <code>listTable.listConditionBlob</code> Until MGR GUI “Save” (Release 22.12)

  Contents Overview Solution Validation Checklist Engineering / Defect Notes Frequently Asked Questions Overview In Release 22.12 (R04.22.12.00), list entries (for example, MSISDNs) added via tp_shell c...