... 150-1644-11 DS1 Multiplexer - 8 DS1 VAPHCC0C(AB)FLL-814, List 1 150-2314-01 24 Ch. Integrated COLU (works VACHDUNC with FRL-842 Integrated RTLU)PLL-735, List 2 150-1635-02 Dual ICOLU S9L1AREAField ... traditional approaches, cable upgrades, crossbox replacement and DLC installations, for addingnetwork capacity beyond the DLC are expensive, time consuming and strand precious capital resources....