PowerMTA Support Forum
- December 17, 2025, 09:18:16 AM
- Welcome, Guest
News:
PowerMTA 6.0r4 is out!!!! Please contact support@port25.com for a license and download access.
- PowerMTA Support Forum >
- General Category >
- General Discussion >
- Do we need to care 421 deferrals seriously?
Pages: [1]
Author
Topic: Do we need to care 421 deferrals seriously? (Read 71808 times)
Pages: [1]
- PowerMTA Support Forum >
- General Category >
- General Discussion >
- Do we need to care 421 deferrals seriously?