, , (address translation).
(STATEFUL INSPECTION FIREWALL) OSI - , . , .
"" Internet.
(Domain Name System - DNS) , IP- . DNS , IP- . DNS , "" . , DNS .
FTP (File Transfer Protocol) , Internet . FTP- , , . FTP- , ( FTP-). FTP , , , .
Sendmail - Internet , , IP- . , Sendmail, , ( ).
SMTP (Simple Mail Transfer Protocol) - , Internet. , , , . , .
Telnet - Internet, Telnet, . "" , . , . Telnet, , .
TCP/IP - , Internet . , . , "" , , .
World Wide Web (WWW) - , , Internet . WWW , Web-, . WWW, Web-, , , . , Web- .
(NCSA) , : .
Internet, . , SLIP (Serial Line Internet Protocol) PPP (Point-to-Point Protocol). , "" Internet . , Internet , WWW, Web- PPP- .
.
. , "" "" . , .
. , , , , . , .
Novell IntranetWare , Internet . IntranetWare NetWare 4.11, Novell Web Server, Netscape Navigator, NetWare MultiProtocol Router (MPR) IPX/IP Gateway. MPR IPX/IP Internet .
NetWare MPR - - IntranetWare. FILTCFG.NLM (, MPR), , IP- . NetWare MPR , FTP, HTTP Telnet.
IPX/IP - , IntranetWare. , IPX- Internet , TCP/IP. WINSOCK.DLL "" TCP IPX ( IP). IPX/IP IPX- IP-. " " , , , IP- , IntranetWare.
"" . WINSOCK.DLL IPX/IP "" . Netscape Navigator , www.novell.com. IP- IPX/IP DNS, IPX- IP .
. IPX/IP . IP- Internet. , Web- ( HTTP, 80) 13:00 17:00 .
IPX . IPX/IP ( IPX/IP Gateway Novell, Iware Connect Quarterdeck NOV*IX for Internet FTP Software) . , IP-, , . - , .
Novell IntranetWare. Novell, IntranetWare Border Services, - (proxy cache), (Virtual Private Network - VPN) .
- HTML- , , , . VPN Internet, , . , , Internet. VPN , 40- RC2. WAN- , . , , - HTTP .
IntranetWare Border Service, , :
IPX- IP-, . , . (NDS - Novell Directory Services), , . , , . , NDS, NDS Internet , . NetWare Administrator, Internet (, FTP, HTTP Telnet), . , , Everyone ABCD 8 5 , . . .
HTTP , HTTP-. , HTTP NDS, . HTTP , . IP-, "" , .
IntranetWare Border Services , Macintosh UNIX, , . , IPX-, IP-. IPX IPX- IPX, IPX-, .
IP- , . IP- IP-, "" IP- , Internet ( HTTP). IP-, Internet , , Web - FTP-.
Internet.
FTP://INFO.CERT.ORG HTTP://WWW.CERT.ORG
/pub/cert_advisories CERT, . Internet.
(NCSA) (Firewall Policy Guide). , NCSA, Web-, . NCSA . , NCSA, FireWall-1 Check Point Software Technologies, ON Guard ON Technology Gauntlet Internet Firewall Trusted Information Systems.
Outlink - , The Firewall Report, , . 20 Internet , .
HTTP://WWW.TELSTRA.COM.AU/PUB/DOCS/SECURITY
, Internet.
FTP://FTP.GREATCIRCLE.COM/PUB/FIREWALLS
. , .
Web-, .