This directory stores the utilities for the network stress tests

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create_file
	Create a file in the specified size

ns-icmp_redirector (binary)
	ICMPv4/ICMPv6 redirect message sender
	The host under test assume the host where this utility run is a
	gateway. When the utility receives the packet from the host
	under test. This utility reply ICMP redirect message.

ns-icmpv4_sender (binary)
	ICMPv4 echo request sender.
	This utility is also able to set illegal information in the IP header

ns-icmpv6_sender (binary)
	ICMPv6 message (Echo request / MLDv2 query) sender.
	This utility is also able to set illegal information in the IP header

ns-igmp_querier (binary)
	IGMP query message sender

ns-mcast_join (binary)
	Assistant tool to join multicast groups

ns-mcast_receiver (binary)
	Multicast UDP datagram receiver

ns-udpsender (binary)
	UDP datagram sender (not only unicast but also multicast)
