diff --git a/map-agent/files/etc/hotplug.d/ethernet/map-dynamic-backhaul b/map-agent/files/etc/hotplug.d/ethernet/map-dynamic-backhaul
index 7bd49312b..f2244b9ba 100755
--- a/map-agent/files/etc/hotplug.d/ethernet/map-dynamic-backhaul
+++ b/map-agent/files/etc/hotplug.d/ethernet/map-dynamic-backhaul
@@ -45,7 +45,7 @@ fi
 ########################################################
 
 ################ Dedicated ETH WAN Port ################
-wanport="$(db -q get hw.board.ethernetWanPort)"
+wanport="$(jsonfilter -i /etc/board.json -e @.network.wan.device)"
 if [ -n "$wanport" ]; then
 	[ "$wanport" = "$PORT" ] || exit 0
 ########################################################
diff --git a/mcastmngr/files/broadcom/lib/mcast/broadcom.sh b/mcastmngr/files/broadcom/lib/mcast/broadcom.sh
index 5e8018b9c..902f3c79f 100755
--- a/mcastmngr/files/broadcom/lib/mcast/broadcom.sh
+++ b/mcastmngr/files/broadcom/lib/mcast/broadcom.sh
@@ -11,7 +11,7 @@ CONFFILE=/var/mcpd.conf
 PROG_EXE=/usr/sbin/mcpd
 
 proxdevs=""
-ethwan="$(db -q get hw.board.ethernetWanPort)"
+ethwan="$(jsonfilter -i /etc/board.json -e @.network.wan.device)"
 
 
 config_snooping_common_params() {
diff --git a/qosmngr/files/airoha/lib/qos/airoha.sh b/qosmngr/files/airoha/lib/qos/airoha.sh
index b7f05a11b..1492b1186 100755
--- a/qosmngr/files/airoha/lib/qos/airoha.sh
+++ b/qosmngr/files/airoha/lib/qos/airoha.sh
@@ -42,7 +42,7 @@ hw_queue_set() {
     local rate="$7"
     local burstsize="$8"
     local index="$((order - 1))"
-    local ethwan="$(db -q get hw.board.ethernetWanPort)"
+    local ethwan="$(jsonfilter -i /etc/board.json -e @.network.wan.device)"
 
     #if [ "${ifname}" != "${ethwan}" ] ; then
     #   return 2
diff --git a/qosmngr/files/airoha/lib/qos/policer.sh b/qosmngr/files/airoha/lib/qos/policer.sh
index c35b670f1..a206717c2 100755
--- a/qosmngr/files/airoha/lib/qos/policer.sh
+++ b/qosmngr/files/airoha/lib/qos/policer.sh
@@ -101,7 +101,7 @@ handle_policer() {
 
 # Configure policer based on UCI subtree 'qos.policer'
 configure_policer() {
-    for intf in $(db get hw.board.ethernetPortOrder); do
+    for intf in $(jsonfilter -i /etc/board.json -e @.network.lan.ports[*] -e @.network.wan.device | xargs); do
         if [ -n "${intf}" ] ; then
             hw_policer_set_ingress_rate "$intf" 0 0
         fi
@@ -129,4 +129,4 @@ configure_policer() {
     config_load qos
     config_foreach handle_policer policer
     echo $POLICER_COUNT > /tmp/qos/max_policer_inst
-}
\ No newline at end of file
+}
diff --git a/qosmngr/files/airoha/lib/qos/queue.sh b/qosmngr/files/airoha/lib/qos/queue.sh
index 9cd5f54ea..499c798cb 100755
--- a/qosmngr/files/airoha/lib/qos/queue.sh
+++ b/qosmngr/files/airoha/lib/qos/queue.sh
@@ -8,7 +8,7 @@ pre_configure_queue() {
     # Delete queues
     hw_queue_init_all
 
-    for intf in $(db get hw.board.ethernetPortOrder); do
+    for intf in $(jsonfilter -i /etc/board.json -e @.network.lan.ports[*] -e @.network.wan.device | xargs); do
         hw_intf_init "${intf}"
     done
 }
diff --git a/qosmngr/files/airoha/lib/qos/shaper.sh b/qosmngr/files/airoha/lib/qos/shaper.sh
index a8eacd13d..67b6a0fcc 100755
--- a/qosmngr/files/airoha/lib/qos/shaper.sh
+++ b/qosmngr/files/airoha/lib/qos/shaper.sh
@@ -35,7 +35,7 @@ handle_shaper() {
 # Configure shaper based on options saved to UCI tree 'qos.shaper'
 configure_shaper() {
     # Delete existing shaper
-    for intf in $(db get hw.board.ethernetPortOrder); do
+    for intf in $(jsonfilter -i /etc/board.json -e @.network.lan.ports[*] -e @.network.wan.device | xargs); do
         hw_shaper_set "$intf" del
     done
 
diff --git a/qosmngr/files/broadcom/lib/qos/qos.sh b/qosmngr/files/broadcom/lib/qos/qos.sh
index 7d13d4299..b0103db2a 100755
--- a/qosmngr/files/broadcom/lib/qos/qos.sh
+++ b/qosmngr/files/broadcom/lib/qos/qos.sh
@@ -80,7 +80,7 @@ sort_q_by_precedence() {
 }
 
 sort_by_precedence() {
-	for interf in $(db -q get hw.board.ethernetPortOrder); do
+	for interf in $(jsonfilter -i /etc/board.json -e @.network.lan.ports[*] -e @.network.wan.device | xargs); do
 		sort_q_by_precedence $interf
 	done
 }
@@ -335,7 +335,7 @@ handle_shaper() {
 assign_policer_to_port() {
 	local ifname="$1"
 	local pindex="$2"
-	local portorder="$(db -q get hw.board.ethernetPortOrder)"
+	local portorder="$(jsonfilter -i /etc/board.json -e @.network.lan.ports[*] -e @.network.wan.device | xargs)"
 
 	for port in $portorder; do
 		if [ "$ifname" == "$port" ]; then
@@ -398,7 +398,7 @@ config_ingress_rate_limit() {
 	local ifname="$1"
 	local ingress_rate=$2
 	local in_burst_size=$3
-	local wanport="$(db -q get hw.board.ethernetWanPort)"
+	local wanport="$(jsonfilter -i /etc/board.json -e @.network.wan.device)"
 
 	# Unit in uci file is in bps while that accepted by ethswctl is kbits
 	if [ $ingress_rate -lt 1000 ]; then
@@ -421,7 +421,7 @@ config_ingress_rate_limit() {
 
 configure_shaper() {
 	# Delete existing shaper
-	for intf in $(db get hw.board.ethernetPortOrder); do
+	for intf in $(jsonfilter -i /etc/board.json -e @.network.lan.ports[*] -e @.network.wan.device | xargs); do
 		tmctl setportshaper --devtype 0 --if $intf --shapingrate 0 --burstsize -1
 	done
 	# Load UCI file
@@ -432,7 +432,7 @@ configure_shaper() {
 
 pre_configure_queue() {
 	# Delete queues
-	for intf in $(db get hw.board.ethernetPortOrder); do
+	for intf in $(jsonfilter -i /etc/board.json -e @.network.lan.ports[*] -e @.network.wan.device | xargs); do
 		rm -rf /tmp/qos/$intf
 
 		mkdir -p /tmp/qos/$intf
@@ -452,7 +452,7 @@ pre_configure_queue() {
 configure_queue_shaping_rate() {
 	# Load UCI file
 	config_load qos
-	for interf in $(db -q get hw.board.ethernetPortOrder); do
+	for interf in $(jsonfilter -i /etc/board.json -e @.network.lan.ports[*] -e @.network.wan.device | xargs); do
 		Q_COUNT=0
 		config_foreach handle_queue_shapingrate queue $interf
 	done
@@ -463,7 +463,7 @@ configure_queue() {
 	config_load qos
 	config_foreach handle_q_order queue
 	sort_by_precedence
-	for interf in $(db -q get hw.board.ethernetPortOrder); do
+	for interf in $(jsonfilter -i /etc/board.json -e @.network.lan.ports[*] -e @.network.wan.device | xargs); do
 		Q_COUNT=0
 		# sp queue have max priority value = no. of queue configured on the port
 		# hence read and update SP_Q_PRIO here
@@ -476,7 +476,7 @@ configure_queue() {
 configure_policer() {
 	# The policer object is not available on non BCM968* chips, just clean up
 	# the old config if any and return
-	for intf in $(db get hw.board.ethernetPortOrder); do
+	for intf in $(jsonfilter -i /etc/board.json -e @.network.lan.ports[*] -e @.network.wan.device | xargs); do
 		local unitport="$(get_port_number $intf)"
 		local unit=$(echo $unitport | cut -d ' ' -f 1)
 		local port=$(echo $unitport | cut -d ' ' -f 2)
diff --git a/qosmngr/files/common/lib/qos/ebtables.sh b/qosmngr/files/common/lib/qos/ebtables.sh
index de0de4037..99dee1650 100755
--- a/qosmngr/files/common/lib/qos/ebtables.sh
+++ b/qosmngr/files/common/lib/qos/ebtables.sh
@@ -242,7 +242,7 @@ handle_ebtables_rules() {
     if [ "$all_interfaces" == "1" ]; then
 	is_l2_rule=1
     elif [ -n "$src_if" ]; then
-	for interf in $(db -q get hw.board.ethernetPortOrder); do
+	for interf in $(jsonfilter -i /etc/board.json -e @.network.lan.ports[*] -e @.network.wan.device | xargs); do
 	    if [ "$src_if" == "$interf" ]; then
 		src_if="$src_if+"
 		broute_filter_on_src_if "$src_if"
diff --git a/qosmngr/files/linux/lib/qos/qos.sh b/qosmngr/files/linux/lib/qos/qos.sh
index 21d42f694..1facba94b 100755
--- a/qosmngr/files/linux/lib/qos/qos.sh
+++ b/qosmngr/files/linux/lib/qos/qos.sh
@@ -82,7 +82,7 @@ sort_q_by_precedence() {
 }
 
 sort_by_precedence() {
-	for interf in $(db -q get hw.board.ethernetPortOrder); do
+	for interf in $(jsonfilter -i /etc/board.json -e @.network.lan.ports[*] -e @.network.wan.device | xargs); do
 		sort_q_by_precedence $interf
 	done
 }
@@ -356,7 +356,7 @@ config_ingress_rate_limit() {
 	local ingress_rate=$2
 	local in_burst_size=$3
 	local pindex="$4"
-	local wanport="$(db -q get hw.board.ethernetWanPort)"
+	local wanport="$(jsonfilter -i /etc/board.json -e @.network.wan.device)"
 
 	# Unit in uci file is in bps while that accepted by ethswctl is kbits
 	if [ $ingress_rate -lt 1000 ]; then
@@ -384,7 +384,7 @@ config_ingress_rate_limit() {
 
 pre_configure_queue() {
 	# Delete queues
-	for intf in $(db get hw.board.ethernetPortOrder); do
+	for intf in $(jsonfilter -i /etc/board.json -e @.network.lan.ports[*] -e @.network.wan.device | xargs); do
 		rm -rf /tmp/qos/$intf
 
 		mkdir -p /tmp/qos/$intf
@@ -462,8 +462,8 @@ configure_queue() {
 		fi
 		bs=$(( bs / 1000 ))
 	}
-	local wanport="$(db -q get hw.board.ethernetWanPort)"
-	for interf in $(db -q get hw.board.ethernetPortOrder); do
+	local wanport="$(jsonfilter -i /etc/board.json -e @.network.wan.device)"
+	for interf in $(jsonfilter -i /etc/board.json -e @.network.lan.ports[*] -e @.network.wan.device | xargs); do
 		Q_COUNT=0
 		rate=0
 		# sp queue have max priority value = no. of queue configured on the port