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Server: Apache/2.4.41 (FreeBSD) OpenSSL/1.0.2s mod_fcgid/2.3.9
System: FreeBSD salazo 12.0-RELEASE-p1303-ZFS hostBSD 12.0-RELEASE-p1303-ZFS DMR amd64
User: admin (1000)
PHP: 7.4.3
Disabled: NONE
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File: /usr/ports/mail/postsrsd/pkg-descr
PostSRSd provides the Sender Rewriting Scheme (SRS) via TCP-based lookup
tables for Postfix. SRS is needed if your mail server acts as forwarder.

WWW: https://github.com/roehling/postsrsd