olemus
(a) meetmed kaitseks ummistusrünnete eest
(b) "anti-DoS" võib olla ka vastavate tootenimede osa

ülevaateid
http://ezinearticles.com/?Top-6-Ways-to-Limit-Damage-From-a-Denial-of-Service-(DOS)-Attack&id=4132559

http://help.fortinet.com/fos50hlp/52data/Content/FortiOS/fortigate-firewall-52/Security%20Policies/DoS%20Protection.htm

http://etutorials.org/Networking/Router+firewall+security/Part+VII+Detecting+and+Preventing+Attacks/Chapter+17.+DoS+Protection/

http://help.globalscape.com/help/eft7-3/mergedProjects/eft/Flooding_and_Denial_of_Service_Prevention.htm

https://www.owasp.org/images/d/da/OWASP_IL_7_Application_DOS.pdf