NetComm NP2500 manual Understanding LED Indicators, System LEDs

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UNDERSTANDING LED INDICATORS

The front panel LEDs provides instant status feedback, and helps monitor and troubleshoot when needed.

		Figure 7. LED indicators of the Switch
System LEDs
POWER	On	When the Power LED lights on, the Switch is receiving power.
	Off	When the Power turns off or the power cord has improper connection.
Power Maximum	On	When the system power resource remain <=15.4W (the system power
(PWR MAX)		consumption >= 155W), the LED will be lights on, the system will not
		provide power to the additional POE PD inserted.
	Off	When the system has enough power more then 15.4W (the system
		power consumption <155W).
CPU: Manage-	Blinking	When the CPU is working, the CPU LED is blinking.
ment Indicator
	On/Off	The CPU is not working.
Fast Ethernet PoE Port Status LEDs (Port 1 ~ 24)
Link/ACT:	On	When the Link/ACT LED lights on, the respective port is successfully con-
Link/Activity		nected to an Ethernet network.
	Blinking	When the Link/ACT LED is blinking, the port is transmitting or receiving
		data on the Ethernet network.
	Off	There is no link.
100Mbps	On	When the 100Mbps LED lights on, the respective port is connected to a
		100Mbps Fast Ethernet network.
	Off	When the respective port is connected to a 10Mbps Ethernet network.
PoE Status
	Green	When the PoE powered device (PD) was connected and the port supplies
		power normally.

NP2500 24-Port 10/100 PoE + 2-Port 10/100/1000 WebSMART Switch User Guide	15
YML842 Rev1

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Contents Page Contents RJ-45 Network Ports About this Guide PurposeTerms/Usage Introduction Fast Ethernet TechnologyGigabit Ethernet Technology Switching Technology Power over Ethernet PoEVlan Virtual Local Area Network Features Unpacking and Installation InstallationUnpacking Installing the Switch on a Rack Installing the Switch on a DesktopMount the Switch in the rack Connecting Network Cable Connecting Network CableAC Power Front Panel Identifying External ComponentsRear Panel Rear panel of the SwitchUnderstanding LED Indicators System LEDsFast Ethernet PoE Port Status LEDs Port 1 ~ Gigabit Ethernet Port Status LEDs Installing the Web Management Utility ConfigurationWeb Management Utility Discovery ListView Trap Monitor ListDelete Item Device SettingConﬁguration Setting Add ItemFirmware Upgrade Password ChangeWeb Access Login Conﬁguring the SwitchSetup menu Setup MenuConﬁguring Setup Setting Port SettingsSetup menu QoS Auto, and Disable-for speed or port disable selectionsFlow Control ManagementVlan Group Settings Vlan Settings Virtual Local Area NetworkTrunk Settings Trunk SettingSniffer port Mirror SettingRX receive mode Forward it to the sniffer portPoE Setting POE Port StatusSelected port Current Select to enable or disable the PoE functionPower limit POE System SettingSystem Status Device StatusStatistic StatisticServer System SettingAbnormal* Transmit Error Trap SettingAddress of the manager where the trap is to be sent From where the IP to be loginSet Password Backup SettingFunction to change the password Logout Reset SettingGeneral Power over EthernetVcci Warning PerformanceFCC Warning CE Mark WarningYML842 Rev1 Straight and crossover cable conﬁguration RJ-45 Network PortsCross-Over Cabling Straight-Through CablingContact Information Copyright InformationCustomer Information Product Warranty YML842 Rev1