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Test and alert emails from AutoSupport are not being delivered to recipients belong to multiple tenants

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Category:
ontap-9
Specialty:
CORE
Last Updated:

Applies to

  • ONTAP 9
  • AutoSupport (ASUP) using Microsoft 365 Exchange Online as SMTP server
  • Scenarios where AutoSupport is configured to send to both internal (same tenant) and external (different tenant) email addresses

Issue

  • AutoSupport test and alert emails are not delivered to multiple recipients.
  • Periodic AutoSupport emails (e.g., MANAGEMENT_LOG, PERFORMANCE_DATA) are delivered successfully to both internal and external recipients.
  • Relevant Log Outputs:
    • AUTOSUPPORT-HISTORY.XML from ASUP or command outputs

::> autosupport history show -node node-01 -seq-num 131 -ins

                             Node: node-01
      AutoSupport Sequence Number: 131
 Destination for This AutoSupport: smtp
                    Trigger Event: callhome.invoke
              Time of Last Update: 11/13/2025 02:31:41
               Status of Delivery: transmission-failed
                Delivery Attempts: 15
              AutoSupport Subject: USER_TRIGGERED (TEST:test mail)
                     Delivery URI: mailto:xxx@xxx.co.jp
                       Last Error: Failed sending data to the peer　　
               Time of Generation: 11/13/2025 00:14:51

  • NOTIFYD.GZ log 

0000001c.0000fac9 000f7f02 Thu Nov 13 2025 15:13:24 +09:00 [kern_notifyd:info:2256] (category: 2256:134:deliver) (emittime: 11/13/2025 15:13:23) (message: RCPT TO:<AAA@xxx.co.jp>)
0000001c.0000faca 000f7f02 Thu Nov 13 2025 15:13:24 +09:00 [kern_notifyd:info:2256] (category: 2256:134:deliver) (emittime: 11/13/2025 15:13:23) (message: 250 2.1.5 Recipient OK)
0000001c.0000facb 000f7f02 Thu Nov 13 2025 15:13:24 +09:00 [kern_notifyd:info:2256] (category: 2256:134:deliver) (emittime: 11/13/2025 15:13:23) (message: RCPT TO:<BBB@yyy.co.jp>)
0000001c.0000facc 000f7f02 Thu Nov 13 2025 15:13:24 +09:00 [kern_notifyd:info:2256] (category: 2256:134:deliver) (emittime: 11/13/2025 15:13:23) (message: 452 4.5.3 Recipients belong to multiple tenants [TY2PEPF00005623.JPNP286.PROD.OUTLOOK.COM 2025-11-13T06:13:24.035Z 08DE1EE43978CD24])
0000001c.0000facd 000f7f02 Thu Nov 13 2025 15:13:24 +09:00 [kern_notifyd:info:2256] (category: 2256:134:deliver) (emittime: 11/13/2025 15:13:23) (message: RCPT failed: 452)
0000001c.0000face 000f7f02 Thu Nov 13 2025 15:13:24 +09:00 [kern_notifyd:info:2256] (category: 2256:134:deliver) (emittime: 11/13/2025 15:13:23) (message: QUIT)
0000001c.0000facf 000f7f02 Thu Nov 13 2025 15:13:24 +09:00 [kern_notifyd:info:2256] (category: 2256:134:deliver) (emittime: 11/13/2025 15:13:23) (message: 221 2.0.0 Service closing transmission channel)
0000001c.0000fad0 000f7f02 Thu Nov 13 2025 15:13:24 +09:00 [kern_notifyd:info:2256] (category: 2256:134:deliver) (emittime: 11/13/2025 15:13:23) (message: Closing connection)
0000001c.0000fad1 000f7f02 Thu Nov 13 2025 15:13:24 +09:00 [kern_notifyd:info:2256] (category: 2256:134:deliver) (emittime: 11/13/2025 15:13:23) (message: Failed to transmit smtp asup 134, curl error(55): Failed sending data to the peer)

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