This guide provides hardware installation instructions, safety warnings, and troubleshooting for Cisco Catalyst 2918 Ethernet switches.
The Cisco Catalyst 2918 is an Ethernet switch available in 24‑port and 48‑port variants with 10/100, 10/100/1000 and SFP uplink options. The guide is intended for network or computer technicians who need to install the switch in rack, wall‑mount or tabletop configurations.
It covers preparation, rack‑mount and wall‑mount procedures, SFP module installation, cable and connector specifications, power connection, and detailed fault‑diagnosis steps such as LED monitoring, link status checks, and SFP module verification. This manual is written in Chinese.
| Operating Temperature | 32 °F – 113 °F (0 °C – 45 °C) |
|---|---|
| Storage Temperature | -13 °F – 158 °F (-25 °C – 70 °C) |
| Relative Humidity | 10 % – 85 % (non‑condensing) |
| Power Input | 100 V‑240 V AC, 1.3 A‑0.8 A, 30 W |
| Weight | 8 lb (3.63 kg) |
Cable length must not exceed 328 feet (100 meters) between the switch and the connected device.
The switch can operate between 32 °F and 113 °F (0 °C to 45 °C).
Each Catalyst 2918 switch includes one SFP module slot.