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RISK Consensus Security Alert Volume 3 Issue 16
problem arises because attacker can send spoofed TCP RST SYN packet acceptable sequence number either party established session party receives such
http://www.sans.org/newsletters/risk/vol3_16.php
http www1.tools.ietf.org/wg/behave/draft-hoffman-behave-tcp-03.txt
Sending TCP RST packet signal error aborts attempt and forces application retry give up REQ-2 If SYN packet sent external address NAT filtered NAT MUST
http://www1.tools.ietf.or ...man-behave-tcp-03.txt
Real-Time State Observation System Server
S_RESET If server sends RST packet mistake port number starting server application S_RESET set up ENMA C_NORMAL and C_RESET If user pushes stop reload button
http://www.inet2002.org/C ...65rw2n/papers/p02.htm
Linux Weekly News
first systems question reject connection TCP reset RST packet ignore RST and retry connection would violate TCP protocol and risk creating no end
http://lwn.net/2001/0201/bigpage.php3
Connections FIN_WAIT_2 and Apache
client Upon receipt RST client flush its own incoming TCP buffer back un-ACKed packet indicated RST packet argument If server has sent message usually error
http://www.longridgewrite .../misc/fin_wait_2.html
Linux based firewall Modbus/TCP
TARGET chain DROP which just drops packet DENY sends RST packet may not work all industrial environments filter may ideally need send application error packet both
http://modbusfw.sourceforge.net/
Connections FIN_WAIT_2 and Apache
client Upon receipt RST client flush its own incoming TCP buffer back un-ACKed packet indicated RST packet argument If server has sent message usually error
http://mail.cotas.net:81/ .../misc/fin_wait_2.html
PF Runtime Options
return TCP RST packet returned blocked TCP packets and ICMP Unreachable packet returned all others Note individual filter rules can override default response
http://openbsd.md5.com.ar/faq/pf/options.html
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