PowerMTA Support Forum
- December 09, 2024, 10:10:39 PM
- Welcome, Guest
News:
PowerMTA 5.5r1 is out!!!! Please contact support@port25.com for a license and download access.
- PowerMTA Support Forum >
- General Category >
- Blogs >
- List-Unsubscribe header critical for delivery and how we help PMTA users
Pages: [1]
Author Topic: List-Unsubscribe header critical for delivery and how we help PMTA users (Read 51915 times)
Pages: [1]
- PowerMTA Support Forum >
- General Category >
- Blogs >
- List-Unsubscribe header critical for delivery and how we help PMTA users