Mhando dzeFirewall: Kubatsira uye Kukanganisa

Isu tatoziva iyo firewall network layer kana kurongedza kwepaketi, inguva yekudzidza nezverumwe rudzi rweFirewall. Isu tinoreva kune yekushandisa dura kana Gateway. Ndeavo izvo, sekuratidzwa kwezita ravo, vanoshanda pasi pechikamu chechinomwe chechikamu chekushandisa cheOSI modhi (Vhura Sisitimu Yekubatanidza, inova modhi yakagadzirwa neInternational Standard Organisation kana ISO yekubatana kwemakomputa network.

Nhanho yechinomwe inoreva danho rinotsanangura, kuongorora uye kuongorora maprotocol anoshandiswa chinjana data, senge maemail, mafaira eFTP, mapeji ewebhu (HTTP), pakati pevamwe. Ndokunge, ivo vanogadzirisa mhando yeprotocol inoshandiswa. Semuenzaniso, kuwana mamwe mapeji ewebhu kunogona kutadziswa kushandisa chishandiso ichi. Imwe yemasvingo akakwirira kwazvo mukati meiyi system Sonicwall uye iTinySoft.

Isu tinowanawo iyo Zvipenga zvemoto zvega, ayo ari iwo akaiswa pakombuta se software, uye kusefa ruzivo pakati pekombuta uye neese network.
Pakati pezvakanaka nezvakaipa zvekuve ne firewall pane zvinotevera:

Kubatsirwa:
ku. Kudzivirirwa kweruzivo rwepachivande: Tsanangura vashandisi venetiweki uye neruzivo rwupi mumwe nemumwe wavo achazowana.
b. Kuwana kugadziridza: Rondedzera zvakananga zvibvumirano zvinoshandiswa
c. Kudzivirirwa kwekupindira: Kunodzivirira kune vekunze vanopinda nekumisa kupinda kune network.

payakaipira:
ku. Izvo hazvidziviriri pakurwiswa kusingapfuure nepakati pemoto.
b. Izvo hazvichengetedze kutyisidzira uye kurwiswa kubva kune vasina hanya vashandisi.
c. Izvo hazvidzivirire pakuteedzera yakakosha data kana yakawanikwa.
d. Haidziviriri pakurwiswa kweinjiniya (kurwiswa nenzira dzakakodzera