Installing The At-X550-18Xtq Or At-X550-18Xsq Switch In An Equipment Rack With The At-Rkmt-J14 Brackets; Required Items; Switch Orientations In The Equipment Rack; Figure 21: Bracket Holes - Allied Telesis x550 Series Installation Manual
Stackable 10gigabit intelligent access ethernet switches, alliedware plus v5.4.8-0.2