diff --git a/tests/nettest/tcpudp.sh b/tests/nettest/tcpudp.sh
index b7c3c00301..f0f924584b 100755
--- a/tests/nettest/tcpudp.sh
+++ b/tests/nettest/tcpudp.sh
@@ -3,7 +3,7 @@
 
 for N in -1 0 1 10000 10001
 do
-	for l in 1023 1024 
+	for l in 1023 1024 1073741824 1073741825 
 	do
 		for S in udp tcp 
 			do