Hi all,Could someone please validate the below proposed design per redundancy perspective:BOM:2 Cisco 4506 as core with Catalyst 4500 Supervisor IV (2 GE),Console(RJ-45)2 Cisco 2821 series routers with 2821 w/ AC PWR,2GE,4HWICs,3PVDM,1NME-X,2AIM,IPBA...