Technical Specifications Parameter Specification Product Model WS-C3750-48PS-E Product Series Cisco Catalyst 3750 Series Device Type Stackable Layer 3 Managed Fast Ethernet PoE Switch Software Image Cisco IOS IP Services (IPS) Ethernet Ports 48 × 10/100BASE-T RJ-45 Fast Ethernet Ports Uplink Ports 4 × Gigabit Ethernet SFP Ports SFP Support 1000BASE-SX, LX/LH, ZX, CWDM, Copper SFP (module dependent) PoE Support IEEE 802.3af PoE + Cisco Inline Power PoE Power Budget 370W Maximum PoE Output per Port Up to 15.4W Switching Fabric 32 Gbps Forwarding Rate 13.1 Mpps Stack Forwarding Rate 38.7 Mpps (64-byte packets) MAC Address Table Up to 12K entries IPv4 Routing Entries Up to 11K routes Multicast Groups Up to 1000 IGMP groups Flash Memory 16 MB DRAM Memory 128 MB Jumbo Frame Support Up to 9018 bytes Layer Support Layer 2 / Layer 3 VLAN Support IEEE 802.1Q VLAN Maximum VLAN IDs 4094 QoS Support 802.1p CoS, DSCP-based QoS Spanning Tree STP, RSTP, MSTP, PVST+ Link Aggregation EtherChannel, LACP, PAgP Routing Protocols Static Routing, RIP, OSPF, EIGRP, IPv6 Dynamic Routing IPv6 Support Full IPv6 Dynamic Routing Support Security Features ACL, 802.1X Authentication, Port Security, DHCP Snooping, Dynamic ARP Inspection Stacking Technology Cisco StackWise Stack Bandwidth 32 Gbps Maximum Stack Members Up to 9 switches Management Interface Cisco IOS CLI, SNMP, Telnet, SSH, Web GUI Console Port RJ-45 Console Port Redundant Power Cisco RPS 2300 Supported Power Supply Internal AC Power Supply Input Voltage 100-240 VAC, 50/60Hz Power Consumption Approx. 540W maximum Rack Mount 1U Rack Mountable Dimensions (H × W × D) 44 × 445 × 378 mm Weight Approx. 6 kg Operating Temperature 0°C to 45°C Storage Temperature -25°C to 70°C