diff --git a/inteno-netmodes/files/sbin/testnet b/inteno-netmodes/files/sbin/testnet
index e0b0c4bfc..304e6e90c 100755
--- a/inteno-netmodes/files/sbin/testnet
+++ b/inteno-netmodes/files/sbin/testnet
@@ -111,7 +111,7 @@ ping_uplink()
 
 		AccessPolicy=1
 		if [ -f /usr/sbin/iwpriv]; then
-			grep -q up /sys/class/net/$ETHWAN/operstate || {
+			grep -q up /sys/class/net/$ETHWAN/operstate 2>/dev/null || {
 				# Do not allow clients to connect on 2.4GHz radio
 				iwpriv ra0 set AccessPolicy=$AccessPolicy
 				# Do not allow clients to connect on 5GHz radio