H3C S12506-S 以太网交换机主机 LSXM1FAB06C3 H3C S12506-S 交换网板,C类 LSXM1FAB10C3 H3C S12510-S 交换网板,C类 LSXM1FAB12D3 S12512-S交换网板,D类 LSXM1FAB04D3 S12504-S交换网板,D类 LSXM1FAB08D3 S12508-S交换网板,D类