CHAP authentication stopped working post upgrade on windows host
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- Public
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- Category:
- fas-systems
- Specialty:
- san
- Last Updated:
- 5/16/2023, 7:13:36 AM
Applies to
- Windows
- ONTAP
- ISCSI
Issue
- Post performing windows upgrade, ISCSI lun lost connection to the host due to CHAP authentication failure
- Below alerts are observed in ems logs:
Wed Mar 29 12:27:17 +0200 [nasfxxefra07-01: iswt_admin_thread: iscsi.warning:notice]: ISCSI: Authentication failed for initiator iqn.1xx1-05.com.microsoft:pxxcpavdbxxx
Wed Mar 29 13:08:30 +0200 [nasxxdefra07-01: iswt_admin_thread: iscsi.warning:notice]: ISCSI: Authentication failed for initiator iqn.1xx1-05.com.microsoft:pxxcpavdbxxx
Wed Mar 29 13:12:42 +0200 [naxxcdefra07-01: iswt_admin_thread: iscsi.warning:notice]: ISCSI: Authentication failed for initiator iqn.1xx1-05.com.microsoft:pxxcpavdbxxx