/etc/hylafax/templates/es/faxrcvd-failure.txt is in hylafax-server 3:6.0.6-5.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 | To: $TOADDR
From: Servidor de Fax HylaFAX <$FROMADDR>
Subject: fax no recibido
Content-type: text/plain; charset=UTF-8
Content-Transfer-Encoding: Quoted-Printable
El intento de recibir el fax por $DEVICE ha fallado porque:
$MSG
---- Transcripción de la sesión ----
$SESSION_LOG
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