Add comments about each parameter.

diff --git a/sample/pam_smtpauth.conf b/sample/pam_smtpauth.conf
index 2f2e9e2..fbaf6a9 100644 (file)
--- a/sample/pam_smtpauth.conf
+++ b/sample/pam_smtpauth.conf
@@ -1,5 +1,18 @@
+# PasswordPrompt specifies the string of the password prompt.
 PasswordPrompt = Password: 
+
+# SMTPServer_<n> specifies the string of SMTP Authentication server.
+# <n> is the number of server order.
 SMTPServer_0 = mail.example.com:25
 SMTPServer_1 = smtps:mail.example.com:465
+
+# Timeout specifies the timeout seconds of connection to SMTP
+# Authentication server. (default is 30 seconds)
 Timeout = 60
+
+# SSLCertificateFile specifies the path of a PEM encoded certificate file.
 SSLCertificateFile = /usr/share/ssl/certs/ca-bundle.crt
+
+# BlockedUserListFile specifies the path of a file that the unacceptable
+# users is written.
+#BlockedUserListFile = /etc/pam_smtpauth.blockedusers