Security Model

[agorman]

Is there any good documents on a good security model for a voip provider?

is there a good model structure for a voip network ?

[ndoshi]

http://www.cisco.com/en/US/netsol/ns110/ns129/ns131/ns128/networking_solutions_implementation_white_paper09186a00800ad368.shtml

http://www.cisco.com/en/US/netsol/ns110/ns170/ns171/ns128/networking_solutions_package.html