D-Link xStack DGS-3120 Series Reference Guide

xStack® DGS-3120 Series Layer 3 Managed Gigabit Ethernet Switch Web UI Reference Guide
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128-127.996)
this value, action associated with the warning will be taken.
Click the Apply button to accept the changes made.
DDM Voltage Threshold Settings
This window is used to configure the DDM Voltage Threshold Settings for specific ports on the Switch.
To view the following window, click System Configuration > Port Configuration > DDM > DDM Voltage
Threshold Settings, as shown below:
Figure 2-7 DDM Voltage Threshold Settings window
The fields that can be configured are described below:
Parameter Description
Unit
Select the unit to be configured. (EI Mode Only)
From Port / To Port
Select a range of ports to be configured.
High Alarm (0-
6.5535)
This is the highest threshold for the alarm. When the operating parameter rises above
this value, action associated with the alarm will be taken.
Low Alarm (0-
6.5535)
This is the lowest threshold for the alarm. When the operating parameter falls below this
value, action associated with the alarm will be taken.
High Warning (0-
6.5535)
This is the highest threshold for the warning. When the operating parameter rises above
this value, action associated with the warning will be taken.
Low Warning (0-
6.5535)
This is the lowest threshold for the warning. When the operating parameter falls below
this value, action associated with the warning will be taken.
Click the Apply button to accept the changes made.

D-Link xStack DGS-3120 Series Specifications

General

MAC Address Table	16K entries
Ports	10/100/1000BASE-T ports
VLANs	4094
Jumbo Frame	Up to 9KB
Power Supply	Internal power supply (depending on model)
Power over Ethernet (PoE)	No
Layer 3 Features	RIP
Quality of Service (QoS)	8 queues per port, DiffServ
Security Features	ACLs
Management	Web-based, CLI, SNMP
Operating Temperature	0°C to 40°C
Storage Temperature	-40°C to 70°C
SFP Ports	Combo 10/100/1000BASE-T/SFP ports and/or dedicated SFP/SFP+ ports (depending on model)