Cisco WS-C4948-10GE-S | Catalyst 4900 Series C4948-10GE 48 x RJ-45 Ports 10/100/1000Base-T + 2 x XFP 10GE Ports Layer 3 Managed Rack-mountable Gigabit Ethernet Network Switch

Technical Specifications:
1. Switching capacity: 136 Gbps
2. Forwarding rate: 102 Mpps
3. MAC address table size: 55,000 entries
4. VLAN IDs: 4,096
5. Jumbo frames: 9,216 bytes
6. MTBF: 225,000 hours
7. Power consumption: 330W
8. Operating temperature: 32°F to 104°F (0°C to 40°C)
9. Storage temperature: -40°F to 158°F (-40°C to 70°C)
10. Operating humidity: 10% to 85% noncondensing
11. Layer 2 switching
12. Layer 3 routing

Helpful notes:
1. The Cisco Catalyst 4948E switch is designed for high-performance, low-latency applications.
2. The switch supports advanced security features like access control lists (ACLs) and port security.
3. The two 10 Gigabit Ethernet uplink ports provide high-speed connectivity to servers or other switches.