Our server is updated with cPanel version 58.0.32 and the problem continues to ensue, despite replacing email accounts in full on server, excessive overheads applied to email accounts, etc.Hello,
To update, the resolution is included with cPanel version 58.0.30:
Fixed case CPANEL-8468: Disable overquota reject at SMTP if dovecot is set to defer.
You can review the full change log, information on updating cPanel/WHM, and information on the build/release process at:
58 Change Log - Change Logs - cPanel Documentation
How can I update cPanel & WHM?
Product Versions and the Release Process - cPanel Knowledge Base - cPanel Documentation
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