Reliance 12MBPS metro Ethernet Connection Worries

Hi,I recently got the Reliance 12MBPS metro Ethernet Connection, and ever since have been trying to hook it up with my TP-Link router, model #: TL:wr740N, i read few other forums and cloned my MAC address, i have been on google for three straight days and have not found any answers.....PLEASSE Help

you got ur installation CD ? connect all like below link and run CD
try this : http://www.tp-link.com/Resources/document/7106503647_TL-WR740N_741ND_QIG.pdf

ohh i forgot u on metro ... just plug ur Ethernet cable in modem and run CD ...

let me know ... if working or not ...