I had previously posted the following post and received the below answer. My question now is whether this can be changed while the ICS is active, or would if require intense reprogramming.
>Does anyone know if /when the MRP with FXO's will support caller ID running
>MGCP ..
MRP uses CCM as MGCP call agent and CCM doesn't support this for FXO.
Probably CCM folks would know if there is a plan to add this.