Technical Specifications Parameter Specification Product Model WS-X6748-SFP Product Series Cisco Catalyst 6500 Series Device Type Gigabit Ethernet Fiber Switching Module Module Type CEF720 High Performance Interface Module Port Quantity 48 × Gigabit Ethernet SFP Ports Interface Type 1000BASE-X Fiber Ethernet Connector Type LC (via SFP Transceiver) Supported Transceivers 1000BASE-SX, LX/LH, ZX, CWDM, 1000BASE-T SFP Data Rate 1Gbps per port Total Bandwidth 48Gbps line-rate switching Switching Architecture CEF720 Fabric Connection Dual 20Gbps fabric channels (40Gbps total) Forwarding Mode Centralized Forwarding (CEF) / Distributed Forwarding (DFC optional) Forwarding Performance Up to 30 Mpps with CEF; up to 48 Mpps per slot with DFC3 support MAC Address Table Platform dependent Jumbo Frame Support Up to 9216 bytes Packet Buffer 166KB Receive / 1.17MB Transmit per port VLAN Support IEEE 802.1Q VLAN QoS Support Hardware-based QoS, 1p3q8T transmit queues Layer Support Layer 2 / Layer 3 Security Features ACL, VLAN Security, DHCP Snooping (Supervisor dependent) Supervisor Compatibility Supervisor Engine 720, Supervisor Engine 720-10GE, Supervisor Engine 2T (with compatible daughter card) Compatible Chassis Cisco Catalyst 6503-E, 6504-E, 6506-E, 6509-E, 6513-E Slot Usage One chassis slot Hot Swappable Supported PoE Support Not Supported Module Upgrade Support Supports DFC3/DFC4 daughter card upgrades Power Consumption Approx. 224W (module dependent) Dimensions (H × W × D) 3.0 × 35.6 × 40.6 cm Weight Approx. 4.1 kg (with CFC) Operating Temperature 0°C to 40°C (certified), up to 55°C designed Storage Temperature -40°C to 75°C Operating Humidity 10% to 90% RH (Non-condensing)