| Specifications |
CDB-8U |
| Forwarding bandwidth |
2.8 Gbps |
| Switching bandwidth (full-duplex capacity) |
5.6 Gbps |
| Flash memory |
256 MB |
| Memory DRAM |
512 MB |
| Max VLANs |
64 |
| VLAN IDs |
(1-4094) |
| Maximum Transmission Unit (MTU) |
Up to 1500 bytes |
| MAC entries |
8192 |
| Port channels |
6 |
| Queues |
4 egress queues/port |
| Buffers |
1K |
| ACLs |
180 MAC, IPv4 and IPv6 |
| Bootup time |
35 sec. |
| Forwarding Rate 64-Byte Packet Cisco Catalyst Digital Building Series |
| CDB-8U |
4.2 mpps |
| CDB-8P |
4.2 mpps |
| Cisco Catalyst Digital Building Series Ethernet interfaces: |
● 10BASE-T ports: RJ-45 connectors, 2-pair Category 3, 4, or 5 Unshielded Twisted-Pair (UTP) cabling
● 100BASE-TX ports: RJ-45 connectors, 2-pair Category 5 UTP cabling
● 1000BASE-T ports: RJ-45 connectors, 4-pair Category 5 UTP cabling |
| Power connectors |
● The Cisco Catalyst Digital Building Series Switches utilize a proprietary power connector on the switch itself to
make installation, upgrades, and maintenance fast and easy, as well as enabling up to 277VAC operation. The
internal power supply is an autoranging AC power supply
● Customers utilizing the direct-wire Catalyst Digital Building Flex Mount can provide 100V – 277VAC input
voltage.
● Customers utilizing the C14 Catalyst Digital Building Flex Mount, or the Catalyst Digital Building 5-slot Rack
Mount can utilize 100V – 240VAC input voltage
● The C14 Catalyst Digital Building Flex Mount and the Catalyst Digital Building 5-slot Rack Mount can be
ordered with a variety of country-specific power cords |
| Indicators |
Per-port status: link integrity, disabled, activity, speed, PoE Status
System status: system, power saving mode |
| Dimensions (H x W x D) |
Inches: 2.75 x 8.72 x 11.07
Centimeters: 6.98 x 22.15 x 28.12 |
| Weight |
9.65 Pounds - 4.38 Kilograms |
| Environmental ranges |
|
| Operating* temperature up to 5000 ft (1524 m) |
(-5°C to +50°C** ) - (+23°F to +122°F ) |
| Operating* temperature up to 10,000 ft (3048 m) |
(-5°C to +45°C ) - (+23°F to +113°F ) |
| Storage temperature up to 15,000 ft (4572 m) |
(-25°C to +70°C) - (+13°F to +158°F ) |
| Operating altitude |
Up to 3048 m - Up to 10,000 ft |
| Storage altitude |
Up to 4000 m - Up to 15,000 ft |
| Operating relative humidity |
5% to 95% non-condensing |
| Storage relative humidity |
5% to 95% non-condensing |
| * Minimum ambient temperature for cold start is 0°C (+32°F). ** Operation above 40°C may impact service life. |
| Mean Time Between Failures (MTBF) (hours) |
710,27 |
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