i have routers of 3662,1750,3661 and on 3662 router i have 4 fxs modules and 1750 have one fxs module , 3661 have 2 fxs modules ,i want to configure each port and every body wants to call and is there any facility to do conferencing and i need the full config as an example to do the config and all are connected through leased line .
so how i can configure the voice ports
so how i can configure the voice ports