User's Guide
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Contents 1 Introduction 9 System Description 9 PowerConnect 2808 9 PowerConnect 2816 9 PowerConnect 2824 10 PowerConnect 2848 10 Summary of PowerConnect Models 11 Features 11 General Features 11 MAC Address Supported Features 13 Layer 2 Features 13 VLAN Supported Features 14 Spanning Tree ... Power LED 22 Managed Mode LED 22 Fan LED (2824/2848 only 22 Port LEDs 22 Managed Mode Button 23 Switch Ventilation Fan 23 Cables, Port Connections, and Pinout Information 24 1000BASE-T Cable Requirements 24 RJ-45 Connections for 10/100/1000BASE-T Ports 24 SFP Ports 25 Contents 3
Contents 1 Introduction 9 System Description 9 PowerConnect 2808 9 PowerConnect 2816 9 PowerConnect 2824 10 PowerConnect 2848 10 Summary of PowerConnect Models 11 Features 11 General Features 11 MAC Address Supported Features 13 Layer 2 Features 13 VLAN Supported Features 14 Spanning Tree ... Power LED 22 Managed Mode LED 22 Fan LED (2824/2848 only 22 Port LEDs 22 Managed Mode Button 23 Switch Ventilation Fan 23 Cables, Port Connections, and Pinout Information 24 1000BASE-T Cable Requirements 24 RJ-45 Connections for 10/100/1000BASE-T Ports 24 SFP Ports 25 Contents 3
User's Guide
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...: • 16 Gigabit Ethernet copper ports PowerConnect 2824 The following ports: • 48 Gigabit Ethernet copper ports • 4 SFP combo ports (1000BASE-SX or 1000BASE-LX) 10 Dell PowerConnect 28xx Systems User Guide PowerConnect 2848 Front Panel The PowerConnect 2848 supports the following figure illustrates the PowerConnect 2824 front panel. Figure 1-4. PowerConnect 2824 Front Panel The PowerConnect 2824 supports the following ports: •...
...: • 16 Gigabit Ethernet copper ports PowerConnect 2824 The following ports: • 48 Gigabit Ethernet copper ports • 4 SFP combo ports (1000BASE-SX or 1000BASE-LX) 10 Dell PowerConnect 28xx Systems User Guide PowerConnect 2848 Front Panel The PowerConnect 2848 supports the following figure illustrates the PowerConnect 2824 front panel. Figure 1-4. PowerConnect 2824 Front Panel The PowerConnect 2824 supports the following ports: •...
User's Guide
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... the device is unavailable for additional incoming traffic. Dell PowerConnect 28xx Systems User Guide 11 Head of Line Blocking Prevention Head of Line (HOL) blocking results in 10/100/1000 Base-T ports 4 SFP (combo) RS232 serial port - The user may ...existing configuration active, but it prevents users from making configuration changes by traffic competing for configuration. Table 1-1. PowerConnect Models Model PowerConnect 2808 PowerConnect 2816 PowerConnect 2824 PowerConnect 2848 Copper Ports/ RJ-45 Connectors Optical Ports/ GbE 8 built-in 10/100/1000 Base-T ports ...
... the device is unavailable for additional incoming traffic. Dell PowerConnect 28xx Systems User Guide 11 Head of Line Blocking Prevention Head of Line (HOL) blocking results in 10/100/1000 Base-T ports 4 SFP (combo) RS232 serial port - The user may ...existing configuration active, but it prevents users from making configuration changes by traffic competing for configuration. Table 1-1. PowerConnect Models Model PowerConnect 2808 PowerConnect 2816 PowerConnect 2824 PowerConnect 2848 Copper Ports/ RJ-45 Connectors Optical Ports/ GbE 8 built-in 10/100/1000 Base-T ports ...
User's Guide
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NOTE: Only one time. A Mode push-button, located on the right side on the front panel is used . Dell PowerConnect 28xx Systems User Guide 19 There are determined by the physical connection used to transition between them, see "Management Modes" on ...on page 49. For more information about management modes and transitioning between management modes and to the SFP (or vice versa) without resetting the device. NOTE: The system can be disabled. PowerConnect 2824 Front Panel On the front panel there are 24 ports which are logical ports with two physical ...
NOTE: Only one time. A Mode push-button, located on the right side on the front panel is used . Dell PowerConnect 28xx Systems User Guide 19 There are determined by the physical connection used to transition between them, see "Management Modes" on ...on page 49. For more information about management modes and transitioning between management modes and to the SFP (or vice versa) without resetting the device. NOTE: The system can be disabled. PowerConnect 2824 Front Panel On the front panel there are 24 ports which are logical ports with two physical ...
User's Guide
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There are LEDs to right. The system automatically detects the media used . A Mode push- 20 Dell PowerConnect 28xx Systems User Guide On each port, there are four SFP (Small Form-Factor Plugable) ports, designated as ports 45, 46, 47 and 48, for swappable optical transceiver, which offers high-speed... present, the SFP port will be the active port, whereas the RJ-45 port will be used at any one of the two physical connections of the front panel is powered on a combo port, and utilizes the information in all the control interfaces. Figure 2-6. PowerConnect 2824 Back Panel Figure...
There are LEDs to right. The system automatically detects the media used . A Mode push- 20 Dell PowerConnect 28xx Systems User Guide On each port, there are four SFP (Small Form-Factor Plugable) ports, designated as ports 45, 46, 47 and 48, for swappable optical transceiver, which offers high-speed... present, the SFP port will be the active port, whereas the RJ-45 port will be used at any one of the two physical connections of the front panel is powered on a combo port, and utilizes the information in all the control interfaces. Figure 2-6. PowerConnect 2824 Back Panel Figure...
User's Guide
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...or receiving data at 10 or 100 Mbps. The port is linked at either 10 or 100 Mbps. The PowerConnect 2808 and PowerConnect 2816 devices have no internal fans. Dell PowerConnect 28xx Systems User Guide 23 RJ-45 Copper based 10/100/ 1000BASE-T LED Indications LED Color Left LED ...1000 Mbps. No link is established. The Mode button is operating in the following table describes the SFP LED indications. Switch Ventilation Fan The PowerConnect 2848 switch has three fans and the PowerConnect 2824 switch has one fan for at least 7 seconds. RJ-45 Copper-based 10/100/1000BASE-T LEDs...
...or receiving data at 10 or 100 Mbps. The port is linked at either 10 or 100 Mbps. The PowerConnect 2808 and PowerConnect 2816 devices have no internal fans. Dell PowerConnect 28xx Systems User Guide 23 RJ-45 Copper based 10/100/ 1000BASE-T LED Indications LED Color Left LED ...1000 Mbps. No link is established. The Mode button is operating in the following table describes the SFP LED indications. Switch Ventilation Fan The PowerConnect 2848 switch has three fans and the PowerConnect 2824 switch has one fan for at least 7 seconds. RJ-45 Copper-based 10/100/1000BASE-T LEDs...
User's Guide
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... will be monitored and displayed to a set of signal indication; SFP Pin Connections Pin No 1 2 3 4 5 6 7 8 9 10 11 12 13 14 Use Transmitter ground (common with transmitter ground) Dell PowerConnect 28xx Systems User Guide 25 Rate select; logic 0 indicates normal ... Receiver ground (common with transmitter ground) Receiver inverted data out; Receiver non-inverted data out; PowerConnect 2824 switch supports SFP diagnostics. The pin number allocation for the SFP ports is listed in the control interfaces. Module definition 1; Table 2-7. Module definition 0; AC coupled...
... will be monitored and displayed to a set of signal indication; SFP Pin Connections Pin No 1 2 3 4 5 6 7 8 9 10 11 12 13 14 Use Transmitter ground (common with transmitter ground) Dell PowerConnect 28xx Systems User Guide 25 Rate select; logic 0 indicates normal ... Receiver ground (common with transmitter ground) Receiver inverted data out; Receiver non-inverted data out; PowerConnect 2824 switch supports SFP diagnostics. The pin number allocation for the SFP ports is listed in the control interfaces. Module definition 1; Table 2-7. Module definition 0; AC coupled...
User's Guide
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...SFP Pin Connections Pin No 15 16 17 18 19 20 Use Receiver power supply Transmitter power supply Transmitter ground (common with receiver ground) Transmitter non-inverted data in Transmitter inverted data in Transmitter ground (common with receiver ground) Power Connectors The PowerConnect... 28xx is located on the back panel of the switch. 26 Dell PowerConnect 28xx Systems User Guide Internal Power Supply Connector The PowerConnect 28xx supports a single internal power supply to provide power for ...
...SFP Pin Connections Pin No 15 16 17 18 19 20 Use Receiver power supply Transmitter power supply Transmitter ground (common with receiver ground) Transmitter non-inverted data in Transmitter inverted data in Transmitter ground (common with receiver ground) Power Connectors The PowerConnect... 28xx is located on the back panel of the switch. 26 Dell PowerConnect 28xx Systems User Guide Internal Power Supply Connector The PowerConnect 28xx supports a single internal power supply to provide power for ...
User's Guide
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... in milliwatts. • Input Power - Error. Internally measured supply voltage. • Current - Internally measured transceiver temperature. • Voltage - Fiber Optic analysis feature works only on SFPs that support the digital diagnostic standard SFF-4872. 68 Update with the following columns: • Temp -
... in milliwatts. • Input Power - Error. Internally measured supply voltage. • Current - Internally measured transceiver temperature. • Voltage - Fiber Optic analysis feature works only on SFPs that support the digital diagnostic standard SFF-4872. 68 Update with the following columns: • Temp -
User's Guide
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... domains, because routers do not forward broadcast frames. CoS provides a method for tagging packets with two physical connections, including an RJ-45 connection and an SFP connection. 174 Glossary A overlapping transmission of a device. For more packets that collide. Bridges operate at Layer 1 and Layer 2 levels. Class of Service Class of signaling...
... domains, because routers do not forward broadcast frames. CoS provides a method for tagging packets with two physical connections, including an RJ-45 connection and an SFP connection. 174 Glossary A overlapping transmission of a device. For more packets that collide. Bridges operate at Layer 1 and Layer 2 levels. Class of Service Class of signaling...