Hi all, I have tellabs 8110 ntu modem,(2 pcs in my 2 different office site), both of them have a leased line provided by bsnl, now I want to connect lease lien can any one tell me , what more hardware I required, and the processes of configuration

BSNL leased line configuration with bothside tellabs 8110 modem connected with dlink dro250i router via v.35 cable