
ISA 2000 (old) Networking Model
ISA 2000 (old) Networking Model
Internal
Network
Internet
DMZ 1
Static PF
Fixed zones
Fixed zones
¾
¾
“
“
IN
IN
”
”
= LAT
= LAT
¾
¾
“
“
OUT
OUT
”
”
= DMZ, Internet
= DMZ, Internet
Packet filter only on
Packet filter only on
external interfaces
external interfaces
Single outbound
Single outbound
policy
policy
¾
¾
NAT always
NAT always
Static filtering from
Static filtering from
DMZ to Internet
DMZ to Internet
ISA 2000
Comentarios a estos manuales