I have an a Wan which is deploy to 15 VPN from my Site General (headquarter)and 15 hotels (remote site).
On the Site General there is an a Isa Server Microsoft 2003 where are terminated some tunnel IPsec or PPTP and it depend if on remote site there are PIX 501 or ISA Server where are terminated other side of VPN.
If I want replace ISA Server on Site General with Cisco PIX, what model do I need of it ?
How can I dimension it ?
There are documents about ?