1. Port 80 Blocking Model 1 Model 2 Www’ www Proxy 80 80 www-sld’ www-sld
www-xxx
Proxy
www+
www-sld 80
www
www-sld
www-xxx

2. Port 80 Blocking Model 1 Model 2 Pros Cons Pros Cons
We know how to do it
Cons
Maintenance of tunnels
Number of tunnels limited
Model 2
Pros
More flexible
Internal servers can be moved around without changing URL’s
Cons
Maintenance of server rules
How to do it?
Unknown side effects

3. Model 2 details Netscape does support use of proxy in this mode
Configuration a pain
Many unknowns
Interaction between rules
URL clashes
Efficiency
SSL/Java servers
Other proxy servers

4. Model 2 Prime
www 80
Www’
Proxy
www-sld’
www-xxx
www-sld

5. Calendaring Options Reserve Netscape Calendar Meeting Maker ++
Similar to MM
Central Server
Clients for windows, MAC, Unix(?)
Minimal(0) integration with web/netscape
Meeting Maker ++