The utility model relates to an exchange interface technical field is an analog switching machine interface arrangement, and its casing and analog interface ware that is cuboid form, casing include front panel, top panel, rear panel, panel and two shutoff side boards down, adjacent front panel, top panel, rear panel and down the panel between two liang equal fixed mounting be in the same place, two shutoff side boards respectively with front panel, top panel, rear panel and down panel fixed mounting be in the same place, fixed mounting has a handle on board to the side of one of them shutoff,the analog interface ware includes an analog interface ware, the 2nd analog interface ware, the 3rd analog interface ware and fourth analog interface ware. The utility model has the advantages of reasonable and compact structure, its position that makes the cable pulled out on the slave unit to be remembered is more accurate, can find former call taker location fast when working a telephone switchboard once more, has promoted the rate of accuracy of wiring, has effectively improved the efficiency to computer lab relocation and the work of later stage fortune dimension arrangement net twine simultaneously.