iptables script + δυνατότητες

[Christos Ricudis]

On Mon, 14 Oct 2002 16:05:55 -0400
Alexandros Papadopoulos <apapadop at cmu.edu> wrote:

> Åðßóçò, åíôýðùóÞ ìïõ åßíáé, Þ ëåßðïõí âáóéêÜ ðñÜãìáôá áðü ôï
> netfilter; Áõôü ðïõ ðåñßìåíá íá õðÜñ÷åé åßíáé ç äõíáôüôçôá íá
> äçìéïõñãÞóåéò rules ãéá óõãêåêñéìÝíá executables, ìå áîéïðñåðÞ âáèìü
> áóöÜëåéáò (ôþñá ìðïñåßò ìüíï íá öôéÜîåéò rule ðïõ íá áöÞíåé ôï
> executable ð÷ "ping" - ÷ùñßò path, ÷ùñßò checksum, ÷ùñßò êáíÝíá Ýëåã÷ï
> - íá êÜíåé óõãêåêñéìÝíåò åíÝñãåéåò).

Dystyxws den einai mono dikia sou entypwsh alla kai diaforwn allwn, poy
ksefygan apo Ton Dromo Toy 8eoy - ta Efta Epipeda toy ISO/OSI. To kako
einai oti kapoioi apo autous tous allous briskontai kai sthn dysaresth
8esh na ftiaxnoyn analogws blasfhma proionta (transport layer switches,
network layer virus scanners, ktl). 

Hint : Den epitrepeis/apagoreyeis "programmata", alla "prwtokolla", h
mallon "PDUs prwtokollwn". ,

-- 
(EPITELOUS, YPOGRAFH!) 
Christos Ricudis				ricudis at itc.auth.gr
Systems Administrator				+30-310-998305
IT Support Center
Aristotles University of Thessaloniki, GREECE