Dimension ES-3148 User’s Guide
Chapter 3 Hardware Overview
43
The backup power supply constantly monitors the status of the internal power supply. The
backup power supply automatically provides power to the switch in the event of a power
failure. Once the switch receives power from the backup power supply, it will not
automatically switch back to using the internal power supply even when the power is resumed.
3.2 Panel LEDs
The following table describes the LEDs on the panels.
Table 2
Front Panel LEDs
LED
COLOR STATUS
DESCRIPTION
BPS
Green
Blinking
The system is receiving power from the backup power supply.
On
The backup power supply is connected and active.
Off
The backup power supply is not ready or not active.
PWR
Green
On
The system is turned on.
Off
The system is off.
SYS
Green
Blinking
The system is rebooting and performing self-diagnostic tests.
On
The system is on and functioning properly.
Off
The power is off or the system is not ready/malfunctioning.
ALM
Red
On
There is a hardware failure.
Off
The system is functioning normally.
10
Green
Blinking
The system is transmitting/receiving to/from an Ethernet device.
On
The port is connected at 10Mbps.
Off
The port is not connected at 10Mbps or to an Ethernet device.
100
Amber
Blinking
The system is transmitting/receiving to/from an Ethernet device.
On
The port is connected at 100Mbps.
Off
The port is not connected at 100Mbps or to an Ethernet device.
Uplink Gigabit Port
1000
Green
Blinking
The system is transmitting/receiving to/from an Ethernet device.
On
The port is connected at 1000Mbps.
Off
The port is not connected at 1000Mbps or to an Ethernet device.
100
Amber
Blinking
The system is transmitting/receiving to/from an Ethernet device.
On
The port is connected at 100Mbps.
Off
The port is not connected at 100Mbps or to an Ethernet device.
GBIC Slots
LNK
Green
On
The port has a successful connection.
Off
No Ethernet device is connected to this port.
ACT
Green
Blinking
The port is receiving or transmitting data.
Gigabit Port
Содержание Dimension ES-3148
Страница 1: ...Dimension ES 3148 Intelligent Layer 2 Switch User s Guide Version 3 60 12 2005...
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Страница 18: ...Dimension ES 3148 User s Guide 16...
Страница 26: ...Dimension ES 3148 User s Guide 24...
Страница 40: ...Dimension ES 3148 User s Guide 38 Chapter 2 Hardware Installation and Connection...
Страница 56: ...Dimension ES 3148 User s Guide 54 Chapter 4 The Web Configurator...
Страница 84: ...Dimension ES 3148 User s Guide 82 Chapter 8 VLAN Figure 35 VLAN Static VLAN...
Страница 86: ...Dimension ES 3148 User s Guide 84 Chapter 8 VLAN Figure 36 VLAN VLAN Port Setting...
Страница 89: ...Dimension ES 3148 User s Guide Chapter 8 VLAN 87 Figure 38 Port Based VLAN Setup Port Isolation...
Страница 104: ...Dimension ES 3148 User s Guide 102 Chapter 12 Bandwidth Control...
Страница 106: ...Dimension ES 3148 User s Guide 104 Chapter 13 Broadcast Storm Control Figure 44 Broadcast Storm Control...
Страница 108: ...Dimension ES 3148 User s Guide 106 Chapter 13 Broadcast Storm Control...
Страница 110: ...Dimension ES 3148 User s Guide 108 Chapter 14 Mirroring Figure 45 Mirroring...
Страница 112: ...Dimension ES 3148 User s Guide 110 Chapter 14 Mirroring...
Страница 116: ...Dimension ES 3148 User s Guide 114 Chapter 15 Link Aggregation Figure 47 Link Aggregation Configuration...
Страница 118: ...Dimension ES 3148 User s Guide 116 Chapter 15 Link Aggregation...
Страница 121: ...Dimension ES 3148 User s Guide Chapter 16 Port Authentication 119 Figure 51 Port Authentication 802 1x...
Страница 124: ...Dimension ES 3148 User s Guide 122 Chapter 17 Port Security Figure 52 Port Security...
Страница 126: ...Dimension ES 3148 User s Guide 124 Chapter 17 Port Security...
Страница 140: ...Dimension ES 3148 User s Guide 138 Chapter 18 Access Control...
Страница 144: ...Dimension ES 3148 User s Guide 142 Chapter 19 Queuing Method...
Страница 150: ...Dimension ES 3148 User s Guide 148 Chapter 20 Classifier Figure 71 Classifier Example...
Страница 156: ...Dimension ES 3148 User s Guide 154 Chapter 21 Policy Rule Figure 74 Policy Example...
Страница 162: ...Dimension ES 3148 User s Guide 160 Chapter 22 VLAN Stacking...
Страница 165: ...Dimension ES 3148 User s Guide Chapter 23 Multicast 163 Figure 77 Multicast Setting...
Страница 170: ...Dimension ES 3148 User s Guide 168 Chapter 23 Multicast Figure 81 MVR...
Страница 176: ...Dimension ES 3148 User s Guide 174 Chapter 23 Multicast...
Страница 188: ...Dimension ES 3148 User s Guide 186 Chapter 27 Diagnostic...
Страница 226: ...Dimension ES 3148 User s Guide 224 Chapter 31 Introducing the Commands...
Страница 244: ...Dimension ES 3148 User s Guide 242 Chapter 32 Command Examples...
Страница 254: ...Dimension ES 3148 User s Guide 252 Chapter 33 IEEE 802 1Q Tagged VLAN Commands...
Страница 264: ...Dimension ES 3148 User s Guide 262 Chapter 34 Troubleshooting...
Страница 268: ...Dimension ES 3148 User s Guide 266 Appendix A Product Specifications...
Страница 276: ...Dimension ES 3148 User s Guide 274 Appendix B IP Subnetting...