Extreme Networks ExtremeSwitching 5720 Series Hardware Installation Manual page 63

Install Your Switch
Figure 37: Attaching a Long Mounting Bracket: Middle of Switch
b. Use four small mounting screws (provided) to attach the bracket to the switch.
c. Secure the long bracket to the rack post. (Rack-mounting screws are not provided.)
4. Repeat step
5. Tilting the switch slightly, lift it into the rack so that the mounting brackets align with the rack posts.
If the switch cannot be tilted (because other equipment is mounted directly above and below),
remove one or both short mounting brackets from the switch. Lift the switch into position, secure
the flanges (ears) on the long brackets to the rack posts, and then reattach the short brackets.
6. Secure the flanges (ears) on both sides of the switch to the rack posts, using screws that are
appropriate for the rack. (Rack-mounting screws are not provided.)
See Figure 38
3 to attach the other long bracket on the other side of the switch.
and Figure 39 for the completed installations.
ExtremeSwitching 5720 Series Hardware Installation Guide
Two-Post Rack Mount
63