Technical Specifications Item Specification Product Model WS-C4500X-40X-ES Product Family Cisco Catalyst 4500-X Series Device Type Fixed Configuration 10 Gigabit Ethernet Aggregation Switch Switching Layer Layer 2 / Layer 3 Downlink Ports 40 × 10 Gigabit Ethernet SFP+ Ports Interface Type SFP+ (1G/10G capable with supported transceivers) Uplink Expansion Optional C4KX-NM-8SFP+ (8 × 10GE SFP+/SFP ports) Enterprise Feature Set Enterprise Services Switching Capacity Up to 800 Gbps Forwarding Performance Up to 250 Mpps IPv4 / 125 Mpps IPv6 Layer 2 Forwarding Up to 250 Mpps Switching Architecture Hardware-based forwarding CPU Dual-Core 1.5 GHz Processor DRAM Memory 4 GB NVRAM 2 GB Packet Buffer 32 MB Shared Memory MAC Address Table 55,000 entries Flexible NetFlow 128,000 flow entries VLAN Support Up to 4094 VLANs SVI Support Up to 4094 SVIs ARP Entries Up to 47,000 IGMP Groups Up to 32,000 Jumbo Frame Support Up to 9216 bytes QoS Queues 8 queues per port QoS Features Classification, Marking, Policing, Shaping, Queuing Security Features ACL, Port Security, 802.1X, DHCP Snooping, uRPF Routing Protocols Static Routing, RIP, OSPF, EIGRP, BGP, IS-IS (feature dependent) IPv6 Support Yes Virtualization Features VRF-Lite, Easy Virtual Network (EVN), VSS High Availability Virtual Switching System (VSS), NSF, SSO Maximum VSS Links 8 Management CLI, SNMP, Web GUI, Cisco Prime Console Interface RJ-45 Console / USB Console USB Port Type-A storage and boot support Power Supply Dual 750W AC/DC power supply support Power Consumption 330W nominal / 400W maximum Cooling Front-to-back airflow Rack Height 1RU Dimensions (H × W × D) 4.4 × 43.8 × 53.3 cm Weight Approx. 9.07 kg (without PSU) Operating Temperature 0°C to 40°C Application Enterprise Core, Data Center Aggregation, Campus Distribution