3. Fasten the switch securely to the rack rails using four customer-supplied rack screws.
Ensure that the threaded length of the screws is within 4 to 5 cm.
Figure 41: Flush-Mount: Mounting in a Two- or Four-Post Rack for models
5320-16P-4XE and 5320-16P-4XE-DC
Figure 42: Flush-Mount: Mounting in a Two- or Four-Post Rack for models
5320-24T-8XE and 5320-24P-8XE
Install the Device in a Rack Install Your Switch
66 ExtremeSwitching 5320 Series Hardware Installation Guide