Postgrey vs ThinkVantage Access Connections
A side-by-side look at Postgrey and ThinkVantage Access Connections. For an in-depth review of either product, follow the links below.
Postgrey
Network & Admin
Postgrey is an SMTP proxy program that temporarily delays mail delivery to help mitigate spam. It uses greylisting to reject initial email delivery attempts, forcing email servers to retry sending messages and confirming they are not spammers.
greylistingsmtpemail-deliveryantispam
ThinkVantage Access Connections
System & Hardware
ThinkVantage Access Connections is a software utility by Lenovo that helps manage network connections on Lenovo laptops. It enables easy switching between wired and wireless networks and provides useful network diagnostics.
lenovonetworkconnectionsdiagnosticslaptop
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