GTL-2881
28-Port Stackable Layer 3 Lite Managed Gigabit Switch,
2 x SFP+, 2 x SFP+ (Optional Modules)
GTL-2882
28-Port Stackable Layer 3 Lite Managed Gigabit Fiber Switch,
2 x SFP+, 2 x SFP+ (Optional Modules)
User Manual
V1.0
Digital Data Communications Asia Co., Ltd.
http://www.level1.com