Cisco交换机产品系列 Distribution/core Catalyst 6500 Catalyst 4500 Data Center Access Catalyst 6500 Cataly过4948 Blade syvttohes 与 G wiring Closet C Catalyst 5500 catalyst Catalyst Catalyst cata过t 1500 Express 500 Small Medium-sized Large Organization size/DensityCisco交换机产品系列