diff --git a/21.02.1/check_wwan.sh b/21.02.1/check_wwan.sh
new file mode 100644
index 0000000..a64d2f3
--- /dev/null
+++ b/21.02.1/check_wwan.sh
@@ -0,0 +1,10 @@
+#!/bin/sh
+
+pingWWAN=$(ping 8.8.8.8 -c 4 -W 1 -I wwan0 | grep packets | awk '{print $7 }' | sed s/%//g)
+
+if [ "$pingWWAN" = 100 ] || [ -z "$pingWWAN" ]
+then
+	logger -t check_wwan wwan0 connection broken
+	logger -t check_wwan Restart wwan0
+	ifup wwan
+fi