Mô tả
10-Port Gigabit Ethernet PoE Unmanaged Switch CISCO CBS250-8P-E-2G-EU
– Support 8 Gigabit PoE+ ports with 67W power budget.
– Support 2 Gigabit copper/SFP combo ports.
– Switching capacity: 20Gbps.
– Jumbo frames: Frame sizes up to 9K bytes. The default MTU is 2K byte.
– Cabling type: Unshielded Twisted Pair (UTP) Category 5e or better for 1000BASE-T.
– Flash: 256MB.
– CPU: 800MHz ARM.
– CPU memory: 512MB.
– Dimensions (W x D x H): 268 x 185 x 44 mm.
– Weight: 1.53kg.
Thông số, tính năng kỹ thuật
| Model | CBS250-8P-E-2G-EU |
| Performance | |
| Capacity in millions of packets per second (mpps) (64-byte packets) | 14.88 mpps |
| Switching capacity | 20Gbps |
| General | |
| Jumbo frames | Frame sizes up to 9K bytes. The default MTU is 2K bytes |
| MAC table | 8K addresses |
| Hardware | |
| Total system ports | 10 Gigabit Ethernet |
| RJ-45 ports | 8 Gigabit Ethernet |
| Combo ports (RJ-45 + SFP) | 2 Gigabit Ethernet combo |
| Number of ports that support PoE | 8 |
| Power dedicated to PoE | 60W |
| Console port | Cisco Standard mini USB Type-B/RJ45 console port |
| USB slot | USB Type-A slot on the front panel of the switch for easy file and image management |
| Buttons | Reset button |
| Cabling type | Unshielded Twisted Pair (UTP) Category 5e or better for 1000BASE-T |
| LEDs | System, Link/Act, PoE, Speed |
| Flash | 256MB |
| CPU | 800MHz ARM |
| DRAM | 512 MB |
| Packet buffer | 1.5 MB |
| Power consumption (worst case) | |
| System power consumption | 110V=13.84W 220V=14.31W |
| Power consumption (with PoE) | 110V=80.79W 220V=80.86W |
| Heat dissipation (BTU/hr) | 275.91 |
| Environmental | |
| Unit dimensions (W x D x H) | 268 x 185 x 44 mm |
| Unit weight | 1.53kg |
| Power | 100 to 240V, 50 to 60 Hz, external |
| Certification | UL (UL 60950), CSA (CSA 22.2), CE mark, FCC Part 15 (CFR 47) Class A |
| Operating temperature | -5° to 50°C |
| Storage temperature | -25° to 70°C |
| Operating humidity | 10% to 90%, relative, noncondensing |
| Storage humidity | 10% to 90%, relative, noncondensing |
| Acoustic noise and Mean Time Between Failures (MTBF) | |
| Fan (number) | Fanless |
| MTBF at 25°C (hours) | 1,706,649 |
– Bảo hành: 12 tháng.
