A circuit and method comprising a physical layer circuit, a select circuit and a repeater circuit. The physical layer circuit may be configured to present a number of shared signals and a number of individual signals. The select circuit may be configured to connect one or more said first number of shared signals to one of a second number of shared signals, where the second number of shared signals may be less than the first number of shared signals. The repeater circuit may be configured to receive the number of individual signals and the second number of shared signals.