If I were you I would keep the cable or as you are renovating, replace it with a length of CAT6 cable. I am also with HFC and the modem supplied provides telephony via VOIP and there are two phone ports on the HG659 modem. What you could do is to wire up one of the ports to come to the kitchen, or better still, disconnect house telephone wiring from Telstra line coming in from the street and connet the house phone wiring to a phone port on the modem. That way any existing phone socket can be used to connect to a wired phone.
... View more