diff --git a/nagios/check_glue_records.sh b/nagios/check_glue_records.sh
deleted file mode 100755
index 65f67d4..0000000
--- a/nagios/check_glue_records.sh
+++ /dev/null
@@ -1,150 +0,0 @@
-#!/bin/sh
-
-# Small script to check that all servers behind the glue records :
-# - are reachable (IPv4 and IPv6 alike),
-# - show the same SOA record.
-# GPL v3+
-
-# Stop at the first non-catched error
-set -e
-
-# For monitoring plugins
-PROGPATH=$( echo $0 | sed -e 's,[\\/][^\\/][^\\/]*$,,' )
-REVISION="0.1"
-
-# Include check_range()
-#. $PROGPATH/utils.sh
-# No need for check_range() at the moment, we just copy
-# the states to be standalone (easier to use that way)
-STATE_OK=0
-STATE_WARNING=1
-STATE_CRITICAL=2
-STATE_UNKNOWN=3
-STATE_DEPENDENT=4
-
-# Defaults
-CHECK_SOA=1
-
-# Output
-OUTPUT_EXIT_STATUS=$STATE_OK
-OUTPUT_DETAIL_OK=""
-OUTPUT_DETAIL_WARNING=""
-OUTPUT_DETAIL_CRITICAL=""
-#OUTPUT_PERFDATA=""
-
-#
-# Help function
-#
-usage() {
-	cat <<EOF
-Usage :
-  $0 [-sS] domain.com [[-sS] domain.net] ...
-
-	-s : don't check for SOA records discrepancies
-	-S : nevermind, do check for SOA discrepancies (default)
-EOF
-}
-
-# Some early checks
-if ! which dig >/dev/null 2>&1 ; then
-	echo "UNKNOWN 'dig' not found"
-	exit $STATE_UNKNOWN
-fi
-
-# We loop until there is no more parameters, be it
-# either options or domains
-while [ "$#" -gt 0 ]; do
-	# Parameters management
-	while getopts hsS OPT; do
-		case "$OPT" in
-			'h')
-				usage
-				exit
-				;;
-
-			's')
-				CHECK_SOA=0;
-				;;
-
-			'S')
-				CHECK_SOA=1;
-				;;
-
-			\?)
-				usage
-				exit 1
-				;;
-		esac
-	done
-	shift $( expr $OPTIND - 1 )
-	DOMAIN="$1"
-	shift
-
-	# Exit if no domain has been specified
-	# (it's kind of weird and I don't like it)
-	if [ -z "$DOMAIN" ]; then
-		echo "UNKNOWN: no domain tested."
-		exit $STATE_UNKNOWN
-	fi
-
-	# Get the TLD of the domain (example.net -> net)
-	TLD="$( echo "$DOMAIN" | sed 's/[^.]*\.\([^.]\)/\1/' )"
-	# ...and get one random server for this TLD
-	NS_TLD="$( dig +short "$TLD" NS | sort -R | tail -n 1 )"
-
-	# Query this TLD server on our domain and loop on each IP address "additionally"
-	# given, aka. the glue records
-	LIST_IP_NS_SERVERS="$( dig +norec +nocomments +noquestion +nostats +nocmd @"$NS_TLD" "$DOMAIN" NS | sed -n 's/.*IN[[:space:]]\+\(A\|AAAA\)[[:space:]]\+\(.*\)$/\2/p' )"
-	if [ -z "$LIST_IP_NS_SERVERS" ] && [ "$OUTPUT_EXIT_STATUS" -ne "$STATE_CRITICAL" ]; then
-		OUTPUT_EXIT_STATUS=$STATE_WARNING
-		OUTPUT_DETAIL_WARNING="$OUTPUT_DETAIL_WARNING No glue records for domain $DOMAIN ?"
-		continue
-	fi
-	for IPADDR in $LIST_IP_NS_SERVERS; do
-		# Query our server
-		OUTPUT=$( dig @"$IPADDR" $DOMAIN SOA +short 2>&1 )
-		if [ "$?" -eq 0 ]; then
-			# The server responded, store the SOA for later analyze
-			LIST_SOA="$( printf "%s\n%s" "$LIST_SOA" "$OUTPUT" | grep -v "^$" )"
-		else
-			# No response ?
-			if [ "$OUTPUT_EXIT_STATUS" -ne $STATE_CRITICAL ]; then
-				OUTPUT_DETAIL_CRITICAL="Problematic server behind IP"
-				OUTPUT_EXIT_STATUS=$STATE_CRITICAL
-			fi
-			OUTPUT_DETAIL_CRITICAL="$OUTPUT_DETAIL_CRITICAL $IPADDRESS"
-		fi
-	done
-
-	# Check that SOA records are all the same
-	if [ "$CHECK_SOA" -ne 0 ] && [ "$OUTPUT_EXIT_STATUS" -ne "$STATE_CRITICAL" ] && [ "$( echo "$LIST_SOA" | uniq | wc -l )" -ne 1 ]; then
-		OUTPUT_EXIT_STATUS=$STATE_WARNING
-		OUTPUT_DETAIL_WARNING="$OUTPUT_DETAIL_WARNING SOA records discrepancies for domain $DOMAIN : $LIST_SOA"
-	fi
-
-	# Clean up after each domain
-	unset LIST_SOA
-	OUTPUT_DETAIL_OK="$OUTPUT_DETAIL_OK $DOMAIN"
-done
-
-case "$OUTPUT_EXIT_STATUS" in
-	'0')
-		printf "OK%s" "$OUTPUT_DETAIL_OK"
-		;;
-	'1')
-		printf "WARNING %s" "$OUTPUT_DETAIL_WARNING"
-		;;
-	'2')
-		printf "CRITICAL %s" "$OUTPUT_DETAIL_CRITICAL"
-		;;
-	*)
-		printf "UNKNOWN"
-		;;
-esac
-
-# Perfdata
-#printf "|%s\n" "$OUTPUT_PERFDATA"
-printf "\n"
-
-# Exit with return status
-exit $OUTPUT_EXIT_STATUS
diff --git a/script_debit.sh b/script_debit.sh
new file mode 100755
index 0000000..e43a664
--- /dev/null
+++ b/script_debit.sh
@@ -0,0 +1,30 @@
+#!/bin/sh
+
+# Ce script donne la volumétrie d'une interface réseau à intervalle régulier
+# (se base sur /proc/net/dev)
+
+FICHIER_PROC=/proc/net/dev
+INTERFACE="eth0"
+DELAI="10"
+
+OLD_VOLUME_IN=0
+OLD_VOLUME_OUT=0
+VOLUME_IN=0
+VOLUME_OUT=0
+
+while true ; do
+	VOLUME_IN=$( cat "$FICHIER_PROC" | grep "$INTERFACE:" | sed 's/^[[:space:]]*eth0:\([[:digit:]]\+\)[[:space:]]\+.*/\1/' )
+	VOLUME_OUT=$( cat "$FICHIER_PROC" | grep "$INTERFACE:" | sed 's/^[[:space:]]*eth0:\([[:digit:]]\+[[:space:]]\+\)\{8\}\([[:digit:]]\+\)[[:space:]]\+.*/\2/' )
+
+	if [ "$OLD_VOLUME_IN" -eq "0" ] ; then
+		echo "Please wait..."
+	else
+		printf "%s: %10d o/s reception, %10d o/s emission\n" "$INTERFACE" $(( ( $VOLUME_IN - $OLD_VOLUME_IN ) / $DELAI )) $(( ( $VOLUME_OUT - $OLD_VOLUME_OUT ) / $DELAI ))
+	fi
+
+	OLD_VOLUME_IN=$VOLUME_IN
+	OLD_VOLUME_OUT=$VOLUME_OUT
+
+	sleep "$DELAI"
+done
+
diff --git a/script_debit2.sh b/script_debit2.sh
deleted file mode 100755
index 24d3f0f..0000000
--- a/script_debit2.sh
+++ /dev/null
@@ -1,39 +0,0 @@
-#!/bin/sh
-
-# Ce script donne la volumétrie d'une interface réseau à intervalle régulier
-# (se base sur /proc/net/dev)
-
-FICHIER_PROC=/proc/net/dev
-DELAI="1"
-
-# Try to get a pretty formatter
-FORMATTER="cat -"
-if which numfmt >/dev/null 2>&1; then
-	FORMATTER="numfmt --field 2-3 --to si --padding 7"
-fi
-
-# Factorize the parsing
-getdata() {
-	cat "$1" | sed -e '1d;2d' -e 's/^[[:space:]]*//' -e 's/[[:space:]]\+/ /g' | cut -f 1,2,10 -d " "
-}
-
-# First grab
-OLDDATA="$( getdata "$FICHIER_PROC" )"
-
-while sleep "$DELAI" ; do
-	NEWDATA="$( getdata "$FICHIER_PROC" )"
-
-	# header
-	printf "\n% 15s\t% 6s\t% 6s\n" " " "IN" "OUT"
-
-	echo "$NEWDATA" | while read INTERFACE VOLUME_IN VOLUME_OUT; do
-		# Again, scope issues with read and pipes so we make a one-time loop :)
-		echo "$OLDDATA" | grep "$INTERFACE" | while read DUMP OLD_VOLUME_IN OLD_VOLUME_OUT; do
-			VOLUME_IN="$(( $VOLUME_IN - $OLD_VOLUME_IN ))"
-			VOLUME_OUT="$(( $VOLUME_OUT - $OLD_VOLUME_OUT ))"
-			printf "% 15s\t%d\t%d\n" "$INTERFACE" "$VOLUME_IN" "$VOLUME_OUT" | $FORMATTER
-		done
-	done
-
-	OLDDATA="$NEWDATA"
-done