diff --git a/etc/rtpengine-recording.conf b/etc/rtpengine-recording.conf
index 39f39c3d5..0c4486142 100644
--- a/etc/rtpengine-recording.conf
+++ b/etc/rtpengine-recording.conf
@@ -20,21 +20,37 @@ table = 0
 ### where to store media files to
 # output-dir = /var/lib/rtpengine-recording
 
+### file name pattern for output files
+# output-pattern = %c-%t
+
 ### resample all output audio
 # resample-to = 8000
 
 ### bits per second for MP3 encoding
-# mp3_bitrate = 24000
+# mp3-bitrate = 24000
 
 ### mix participating sources into a single output
 # output-mixed = true
 
+### maximum number of inputs for mixed output
+# mix-num-inputs = 4
+
 ### create one output file for each source
 # output-single = true
 
+### TCP/TLS output of PCM audio
+# tls-send-to = 10.4.1.7:15413
+# tls-resample = 16000
+
 ### mysql configuration for db storage
 # mysql-host = localhost
 # mysql-port = 3306
 # mysql-user = rtpengine
 # mysql-pass = secret
 # mysql-db = rtpengine
+
+### ownership/permission control for output files
+# output-chmod = 0640
+# output-chmod-dir = 0750
+# output-chown = rtpengine
+# output-chgrp = rtpengine