Cisco WS-C3550-12G Switch Guide - Page 176

Fixed Switches: Cisco Catalyst 4900 Series These switches are available with either the LAN Base Software image or IP Base Software image or the Enterprise Services Software image. The Enterprise Services Software additionally supports Shortest Path First (OSPF), Intermediate System-toIntermediate System (IS-IS), Enhanced Interior Gateway Routing Protocol (EIGRP), and Border Gateway Protocol (BGP). Hardware Features WS-C4948 WS-C494810GE WS-C492810GE WS-4900M WS-C4948-E/ WS-C4948E-F Environmental Height 1RU 1RU 1RU 2RU 1RU Dimension (H x W x D) Inches (cm) 1.71(4.3) x 17.3(43.9) x 16.1(40.9) 1.71 (4.3) x 17.3 (43.9) x 16.1 (40.9) 1.71 (4.3) x 17.3 (43.9) x 16.1 (40.9) 3.5 (8.9) x 17.2 (43.7) x 17.9 (45.5) 1.75 (4.4) x 17.5 (44.4) x 19.4 (49.3) Power Redundancy 1+1 AC or DC 1+1 AC or DC 1+1 AC or DC 1+1 AC or DC 1+1 AC or DC Unit Weight Pounds (Kilograms) 16.5 (7.48) 16.5 (7.48) 16.5 (7.48) 34.0 lbs (15.4) 19 lbs (8.62) Hot Swappable Fan Yes Yes Yes Yes Yes Avg/Max Power Consumption 176/300 Watts 212/300 Watts 300 Watts 300/446 Watts 230/275 Watts Airflow Side to Back Side to back Side to back Side to Back Front to Back (4948E) Rack Mounting Options Front and Rear Mount Front and Rear Mount High Perf Rear Mount Front and Rear Mount Four Post Rack Side rail Mount High Performance Mount Front and Rear Mount High Perf Rear Mount Uplink Optic Types 4 SFP Optics Two X2 (10 Gigabit Ethernet) optics Two X2 (10 Gigabit Ethernet) Optics Eight X2 (10 Gigabit Ethernet) Optics SFP/SFP+ Cisco TwinGig Yes Converter Module No No Yes (WS-X4908-10 No Support GE only) Cisco OneX Converter Module Support No No Yes Yes No (X2 to SFP+)* Optics LH, SX, ZX, CWDM LR, CX4, LX4, SR, ER, LRM, ZR, DWDM LR, CX4, LX4, SR, ER, LRM X2: LR, CX4, LX4, SR, ER, LRM, ZR, DWDM 32 Modular Half-Card Slots SFP+: SR CWDM, DWDM, SR, LR, LRM, CX4 0 0 0 Ports Maximum 10/100/1000 Ports 48 48 0 40 48 174