Network에 해당되는 글 1건
2008.05.29 :: ISA Firewall Network Topology
2008. 5. 29. 12:09 :: 삽질/UTM
ISA Server 2006 comes with many defined templates. Here are some details of each template. You can select one of them that match your network.
- Edge Firewall
This is a standard network topology for small to medium organization. The ISA Server is a main gateway controlling traffic between intranet and internet. The ISA Server needs 2 network interfaces. - 3-Leg Perimeter
This is a standard network topology for medium to large organization. There are another network which is Perimeter network adding to ISA server compare to edge firewall. The perimeter network or DMZ (Demilitarized Zone) is a network that is less secure for serving Web server, E-Mail server, DNS server,etc so that internet users can access these services without access to internal network. The ISA Server needs 3 network interfaces. - Front Firewall
This is a network topology for organization that security is high priority. In this case, there are more than 1 firewall server. When hacker attacks the server and one fails, there is still back firewall to protect your internal network. This template, ISA Server will be act as front firewall server between internet and perimeter network and needs 2 network interfaces. - Back Firewall
This is a network topology for organization that security is high priority. The configuration is the same as in Front Firewall template except that the ISA Server that you’re configuring is the back firewall that serperate internal and perimeter network.This template, ISA Server needs 2 network interfaces. - Single Network Adapter
This is a network topology for ISA Server to be act as Proxy server only. ISA Server can do caching to improve performance for users using Internet in organization. This template, ISA Server requires only a single network interface as the name of the template.
