Milan Technology MIL-SM4804G manual Port and System Status LEDs, Led

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Description of Hardware 1

Port and System Status LEDs

The MIL-SM4804G includes a display panel for key system and port indications that simplify installation and network troubleshooting. The LEDs, which are located on the front panel for easy viewing, are shown below and described in the following tables.

Port Status LEDs

1

2

3

4

5

6

7

8

9

10

11

12

 

 

 

Figure 1-3 Port LEDs

 

 

Table 1-1 Port Status LEDs

 

 

 

 

LED

Condition

 

Status

 

 

 

 

Fast Ethernet Ports

 

 

MIL-SM4804G: Ports 1-48

 

 

 

 

 

 

(Link/Activity)

On/Flashing

 

Port has established a valid 10 Mbps network connection.

 

Amber

 

Flashing indicates activity.

 

On/Flashing

 

Port has established a valid 100 Mbps network connection.

 

Green

 

Flashing indicates activity.

 

Off

 

There is no valid link on the port.

 

 

 

 

 

Flashing Green

 

When the “light unit” command is entered in the Command Line

 

 

 

Interface, the LED corresponding to the switch’s ID will flash for

 

 

 

about 15 seconds.

Gigabit Ethernet Ports

MIL-SM4804G: Ports 49-50, and Ports 51-52 when stacking is not implemented

(Link/Activity)

On/Flashing

Port has established a valid 10/100 Mbps network connection.

 

Amber

Flashing indicates activity.

 

 

 

 

On/Flashing

Port has established a valid 1000 Mbps network connection.

 

Green

Flashing indicates activity.

 

Off

There is no valid link on the port.

 

 

 

1-5

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Contents MIL-SM4804G Page Quick Installation Guide MIL-SM4804G 90000444 REV a Regulatory Approval Canadian EMI NoticeEuropean Notice Trademarks To Contact MiLAN TechnologyYou can reach MiLAN Technology technical support at Iii Compliances and Safety WarningsWarnhinweis Faseroptikanschlüsse Optische Sicherheit Safety CompliancePower Cord Set France et Pérou uniquement Vii Manufacturing Materials End of Product Life SpanDocumentation ViiiContents Appendix C Specifications C-1 Appendix a Troubleshooting A-1Making Network Connections Appendix B Cables B-1Tables Figures Overview IntroductionDescription of Hardware Switch ArchitectureNetwork Management Options 10BASE-T/100BASE-TX Ports1000BASE-T/SFP Ports Stacking Ports Stacking PortsLED Port and System Status LEDsSystem LEDs Power Supply Receptacles Features and BenefitsConnectivity ExpandabilityManagement PerformanceNetwork Planning Introduction to SwitchingApplication Examples Collapsed BackboneNetwork Planning Network Aggregation Plan Network Aggregation PlanRemote Connections with Fiber Cable Remote Connections with Fiber CableMaking Vlan Connections Making Vlan ConnectionsApplication Notes Installing the Switch Selecting a SiteEthernet Cabling Equipment Checklist Package ContentsOptional Rack-Mounting Equipment Mounting Rack MountingMounting Rack-Montage Montage Rack Mounting Instructions GermanAttaching the Adhesive Feet Desktop or Shelf MountingConnecting Switches in a Stack Installing an Optional SFP TransceiverConnecting Switches in a Ring-topology Stack MIL-SM4804G Connecting to a Power SourceWiring Map for Serial Cable Connecting to the Console PortInstalling the Switch Making Network Connections Connecting Network DevicesTwisted-Pair Devices Cabling GuidelinesConnecting to PCs, Servers, Hubs and Switches Network Wiring ConnectionsMaking Network Connections Network Wiring Connections Fiber Optic SFP Devices 1000BASE-T Cable Requirements Connectivity RulesMbps Gigabit Ethernet Collision Domain Mbps Fast Ethernet Collision DomainMbps Ethernet Collision Domain Cable Labeling and Connection Records Making Network Connections Appendix a Troubleshooting Diagnosing Switch IndicatorsDiagnosing Power Problems with the LEDs Installation Power and Cooling ProblemsIn-Band Access Stack TroubleshootingAppendix B Cables Twisted-Pair Cable and Pin Assignments10BASE-T/100BASE-TX Pin Assignments Straight-Through Wiring Crossover WiringCables Twisted-Pair Cable and Pin Assignments B 1000BASE-T Pin AssignmentsCable Testing for Existing Category 5 Cable Adjusting Existing Category 5 Cabling to Run 1000BASE-TFiber Standards Physical Characteristics Appendix C SpecificationsSwitch Features Management FeaturesSpecifications Standards CompliancesStandards C Specifications 1000BASE-T GlossaryAuto-Negotiation BandwidthCollision Domain CollisionEnd Station EthernetRedundant Power Supply RPS Media Access Control MACIeee 802.3u Ieee 802.3zSwitched Ports RJ-45 ConnectorTransmission Control Protocol/Internet Protocol TCP/IP Virtual LAN VlanIndex NumericsIndex-1 Index-2 IndexIndex-3 Index Index-4 Page MIL-SM4804G 90000444 REV a