Panasonic KX-TD500 - Manual (Page 32)

Configuration
32 Programming Guide
1.9 BRI Port Assignment
Used to assign the parameters for BRI (Basic Rate Interface) ports.
Parameter Card No.
Default —
Value Range XXX: BRI [XXX: Card No. (101-314)]
Description/Function Specifies the physical number of the BRI card which you are going
to programme.
Reference • 1.2 Slot Assignment (P/G)