others: mwwatchdog: tune cktracert() a little

- thanks @rs232

release/src-rt-6.x.4708/router/others/mwwatchdog

@@ -188,8 +188,8 @@ cktracert() {
 	for IP in $IPLIST; do
 		RXBYTES1=$(cat /sys/class/net/$IFACE/statistics/rx_bytes 2>/dev/null)
 		# we need only send/receive few packages to be sure if connection works
-		traceroute -i $IFACE -n -w 1 -m 4 -q 1 -z 1 $IP &>/dev/null
-		usleep 200
+		traceroute -i $IFACE -n -w 1 -q 1 -z 1 $IP &>/dev/null
+		usleep 200000
 		RXBYTES2=$(cat /sys/class/net/$IFACE/statistics/rx_bytes 2>/dev/null)
 		[ "$RXBYTES2" -gt "$(($RXBYTES1 + $RXBYTES_MIN_DIFF))" ] && { RESULT=1; break; }
 	done