Ean ayto poy zhtate einai enas firewall filtrarismatos 8a xreiasthte mono to Linux kai to basiko paketo gia diktya. Ena paketo poy mporei na mhn periexetai sth dianomh sas einai to IP Firewalling Administration Tool.
To (IPFWADM) yparxei sto http://www.xos.nl/linux/ipfwadm/
Ean 8elete na sthsete ena diakomisth ejoysiodothshs 8a xreiasthte ena apo ta parakatw paketa.
To Trusted Information System (http://www.tis.com) exei ekdosei mia syllogh apo programmata sxediasmena gia th dieykolynsh toy firewalling (firewalling). Ta programmata ayta kanoyn ta idia me to SOCS paketo, alla me diaforetikh sxediasmenh strathgikh. Ekei poy to SOCS exei ena programma poy kaluptei oles tis synallages toy Internet, to TIS parexei ena programma gia ka8e ti poy epi8ymei na xrhsimopoihsei to firewall.
Se antiparabolh kai twn duo, as paroyme to paradeigma toy World Wide Web kai ths prosbashs telnet. Me to SOCS pairnete ena arxeio ry8misewn kai ena daimona. Mesa apo to arxeio ayto kai to daimona, exete amfotera WWW kai telnet energopoihmena, ka8ws kai alles yphresies poy den exete apenergopoihsei.
Me th TIS ergaleio8hkh, sthnete apo ena daimona sta WWW kai telnet, alla kai apo ena arxeio ry8misewn epishs, sto ka8ena. Afou exete kanei ta parapanw, oi alles prosbaseis (yphresies) sto Internet einai akoma apenergopoihmenes mexri na tis sthsete. Ean den exete sthsei ena daimona gia mia sygkekrimenh yphresia, yparxei enas "plug-in" daimonas , alla den einai oute eukamptos oute toso eukolos sthn egkatastash, san ta alla ergaleia.
Ayto mporei na mhn fainetai toso sobaro, alla kanei megalh diafora. To SOCS epitrepei na eiste akatastatoi. Me ena ftwxo sthsimo diakomisth SOCS, kapoios apo mesa mporei na kerdisei perissoterh prosbash apo ayth poy kanonika toy exete proorisei. Me th TIS ergaleio8hkh, ta atoma poy einai mesa exoyn prosbash mono ekei poy o diaxeirisths toy systhmatos 8elei na exoyn.
To SOCS einai eukolo sto sthsimo, eykolotero sth metaglwttish (compile) kai epitrepei megalh eykamcia. H TIS ergaleio8hkh einai pio asfalhs an 8elete na taktopoihsete toys xrhstes sas mesa sto proswpiko sas diktyo. Kai oi duo parexoyn apolyth prostasia ap' ejw.
8a kalucw thn egkatastash kai to sthsimo kai twn duo.