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You can use python scampy http://www.secdev.org/projects/scapy/ for packet mangling or crafting.
Netcat is nice as well. This has been used for ages by hackers.
http://help.ubidots.com/developer-guides/sending-tcpudp-packets-using-netcat
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You can use python scampy http://www.secdev.org/projects/scapy/ for packet mangling or crafting.
Netcat is nice as well. This has been used for ages by hackers.
http://help.ubidots.com/developer-guides/sending-tcpudp-packets-using-netcat
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