snort rule to detect nmap portscan with -P0 option

[linux <risingtux () softhome net>]

dear all,

I'm using snort and snortsam in my organization to keep watch on all 
network activity.
To block suspicious activity i have configure snortsam along with snort..
everythign is working fine ..

But i noticed that port scan attack plcaed with -P0 option are not 
getting detected .

Pl help me out to detect that also .

With regards
linux admin


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