Outbound SMS Incident - T-Mobile

Summary

Outbound SMS Incident - T-Mobile

This incident has been resolved.

• Started

  Sep 14, 2026 · 2:31 PM

• Resolved

  Sep 15, 2026 · 8:09 PM

• Duration

  1d 5h 38m

• Severity

  Minor

• ◐

  Investigating

  Sep 14 · 2:31 PM Bandwidth

  Bandwidth teams are investigating an off network condition where outbound SMS messages to T-Mobile are receiving an unexpected error code of 4740. These messages may not complete as expected.

• ◆

  Identified

  Sep 14 · 7:46 PM Bandwidth

  This incident has been identified as an off network incident. T-Mobile is working to restore expected delivery results. Updates will be provided as they become available.

• ◆

  Identified

  Sep 15 · 2:52 PM Bandwidth

  This incident has been identified as an off network incident. T-Mobile is working to restore expected delivery results. Updates will be provided as they become available.

• ✓

  Resolved

  Sep 15 · 8:09 PM Bandwidth

  This incident has been resolved.