diff --git a/data/conf/cgrates.cfg b/data/conf/cgrates.cfg
index cc6a93b16..45079d437 100644
--- a/data/conf/cgrates.cfg
+++ b/data/conf/cgrates.cfg
@@ -39,7 +39,7 @@
 [cdrs]
 # listen=127.0.0.1:2022				# CDRS's listening interface: <x.y.z.y:1234>.
 # freeswitch_json_enabled=false			# Enable the handler for FreeSWITCH JSON CDRs: <true|false>.
-# mediator = internal				# Address where to reach the Mediator. Empty for disabling mediation. <""|internal>
+# mediator = 					# Address where to reach the Mediator. Empty for disabling mediation. <""|internal>
 
 [mediator]
 # enabled = false				# Starts Mediator service: <true|false>.
@@ -50,6 +50,15 @@
 # cdr_type = freeswitch_cdr			# CDR type <freeswitch_cdr>.
 # cdr_in_dir = /var/log/freeswitch/cdr-csv 	# Absolute path towards the directory where the CDRs are kept.
 # cdr_out_dir =	/var/log/cgrates/cdr_out	# Absolute path towards the directory where processed CDRs will be exported.
+# accid_field = accid				# Name of field identifying accounting id used during mediation. Use index number in case of .csv cdrs.
+# subject_fields = subject			# Name of subject fields to be used during mediation. Use index numbers in case of .csv cdrs.
+# direction_fields = direction			# Name of direction fields to be used during mediation. Use index numbers in case of .csv cdrs.
+# tenant_fields = tenant			# Name of tenant fields to be used during mediation. Use index numbers in case of .csv cdrs.
+# tor_fields = tor				# Name of tor fields to be used during mediation. Use index numbers in case of .csv cdrs.
+# account_fields = account			# Name of account fields to be used during mediation. Use index numbers in case of .csv cdrs.
+# destination_fields = destination		# Name of destination fields to be used during mediation. Use index numbers in case of .csv cdrs.
+# time_start_fields = time_start		# Name of time_start fields to be used during mediation. Use index numbers in case of .csv cdrs.
+# duration_fields = duration			# Name of duration fields to be used during mediation. Use index numbers in case of .csv cdrs.
 
 [session_manager]
 # enabled = false				# Starts SessionManager service: <true|false>.
@@ -62,14 +71,5 @@
 # server = 127.0.0.1:8021			# Adress where to connect to FreeSWITCH socket.
 # passwd = ClueCon				# FreeSWITCH socket password.
 # reconnects = 5				# Number of attempts on connect failure.
-# uuid_index = 	10				# Index of the UUID info in the CDR file.
-# direction_index = -1				# Index of the CallDirection info in the CDR file.
-# tor_index = -1				# Index of the TypeOfRecord info in the CDR file.
-# tenant_index = -1				# Index of the Tenant info in the CDR file. 
-# subject_index = -1				# Index of the Subject info in the CDR file. -1 to query database instead of rater
-# account_index = -1				# Index of the Account info in the CDR file.
-# destination_index = -1			# Index of the Destination info in the CDR file.
-# time_start_index = -1				# Index of the TimeStart info in the CDR file.
-# duration_index = -1				# Index of the CallDuration info in the CDR file.