diff --git a/luci-app-openmptcprouter/root/bin/omr-modemmanager b/luci-app-openmptcprouter/root/bin/omr-modemmanager
index 1bf4ec611..cce31181e 100755
--- a/luci-app-openmptcprouter/root/bin/omr-modemmanager
+++ b/luci-app-openmptcprouter/root/bin/omr-modemmanager
@@ -1,7 +1,11 @@
 #!/bin/sh
 MODEM_INTF=$1
 [ -z "$MODEM_INTF" ] && return
-SIGNAL_INFO=$(mmcli -m $MODEM_INTF --output-keyvalue)
-[ -z "$SIGNAL_INFO" ] && return
-PERCENT=$(echo $SIGNAL_INFO | grep 'status.signal-quality' | awk -F": " '{print $2}')
+ALL_MODEMS=$(mmcli -L)
+for MODEM in $ALL_MODEMS; do
+	MODEM_ID=$(echo $MODEM |  awk -F' ' '{print $1}' | awk -F/ '{print $6}')
+	MODEM_INFO=$(mmcli -m $MODEM_ID --output-keyvalue | grep $MODEM_INTF)
+done
+[ -z "$MODEM_INFO" ] && return
+PERCENT=$(echo $MODEM_INFO | grep 'modem.generic.signal-quality.value' | awk -F": " '{print $2}')
 echo $PERCENT
diff --git a/luci-app-openmptcprouter/root/usr/libexec/rpcd/openmptcprouter b/luci-app-openmptcprouter/root/usr/libexec/rpcd/openmptcprouter
index bdb205389..0faccb253 100755
--- a/luci-app-openmptcprouter/root/usr/libexec/rpcd/openmptcprouter
+++ b/luci-app-openmptcprouter/root/usr/libexec/rpcd/openmptcprouter
@@ -1020,16 +1020,18 @@ function interfaces_status()
 		    connectivity = "ERROR"
 	    end
 	    
-	    local proto = section['proto']
-	    if proto == "qmi" then
-		    local device = section['device']
-		    signal = sys.exec("omr-qmi " .. device)
-	    elseif proto == "3g" then
-		    local device = section['device']
-		    signal = sys.exec("omr-3g " .. device)
-	    elseif proto == "modemmanager" then
-		    local device = section['device']
-		    signal = sys.exec("omr-modemmanager " .. device)
+	    if ifname ~= "" and ifname ~= nil then
+		    local proto = section['proto']
+		    if proto == "qmi" then
+			    local device = section['device']
+			    signal = sys.exec("omr-qmi " .. device)
+		    elseif proto == "3g" then
+			    local device = section['device']
+			    signal = sys.exec("omr-3g " .. device)
+		    elseif proto == "modemmanager" then
+			    local device = section['device']
+			    signal = sys.exec("omr-modemmanager " .. ifname)
+		    end
 	    end
 
 	    local latency = ""