Need help in designing a network
There are three sites in question. Site A and Site B has been connected via MPLS. Site C will be connected to Site A using IPSEC technologies.
I need help in the following:-
One Application in Site C connecting to Server in Site B via Site A - which VPN technology to use to connect site A and Site C - Site to Site Or GRE Over IPSEC.
Secondly what is the network id i have to provide to Site C - whether local network of Site A or Site C assume we go for Site to Site vpN.
USing ASA Firewall on SIte A which will connect both to Site B and Site C