思科华为大量现货6700-24-EI,6700-48-EI,19-SEC，4503-E,4506-E,4507R-E,4507R+E,6506-E,6509-E，VS-S2T-10G，WS-X45-SUP6L-E,SUP7L-E,SUP7-E，4648,4612,4624,4448,4748,1300ACV,1400AC,2800ACV,3000W，4000W全系列：联系人：小平：13552806271