HI..Im interested in Unifi Biz5..but i wish to keep all my current telephone number. I was told that i have to pay a rental of rm49/month. Since i have 3 telephone and one fax line...must i pay Rm49*4= Rm196 + the unifi?..how many ports are the in he modem?..i have twp pc's and cctv which requires Ethernet port.