hi,
if i use l3vpn connection to the rack rentals, and chain my phones to the router.
what am i going to miss, i means whats there in L2 VPN with 3550/3560 thats not avaiable in L3vpn with the switch?
i do not have a switch right now and do not want to buy, also kindly let me know what is it that i would not be able to without the switch.