User's Guide
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... 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 Protocol Features 15 Class of Service (CoS) Features 16 Ethernet Switch Management Features 16 2 Hardware Description 17 Switch Port Configurations 17 PowerConnect 28xx...
... 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 Protocol Features 15 Class of Service (CoS) Features 16 Ethernet Switch Management Features 16 2 Hardware Description 17 Switch Port Configurations 17 PowerConnect 28xx...
User's Guide
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Managed Mode 41 Advanced Configuration 44 Retrieving an IP Address From a DHCP Server 45 4 Contents Power Connectors 26 Internal Power Supply Connector 26 3 Installing the PowerConnect Device 27 Installation Precautions 27 Site Requirements 28 Unpacking 28 Package Contents 28 Unpacking the Device 28 Mounting the Device 29 Overview 29 Device Rack ... Ports 35 Port Default Settings 36 Auto-Negotiation 36 MDI/MDIX 36 Flow Control 36 Back Pressure 36 Switching Port Default Settings 37 4 Starting and Configuring the Device 39 Booting the Device - Managed Mode 40 Initial...
Managed Mode 41 Advanced Configuration 44 Retrieving an IP Address From a DHCP Server 45 4 Contents Power Connectors 26 Internal Power Supply Connector 26 3 Installing the PowerConnect Device 27 Installation Precautions 27 Site Requirements 28 Unpacking 28 Package Contents 28 Unpacking the Device 28 Mounting the Device 29 Overview 29 Device Rack ... Ports 35 Port Default Settings 36 Auto-Negotiation 36 MDI/MDIX 36 Flow Control 36 Back Pressure 36 Switching Port Default Settings 37 4 Starting and Configuring the Device 39 Booting the Device - Managed Mode 40 Initial...
User's Guide
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... Procedures 45 Software Download 46 Erase FLASH File 46 Erasing the Device Configuration 47 Password Recovery 47 Software Download Through TFTP Server 47 Management Modes 49 Default Values 49 Transitioning Between Modes 50 Returning to Managed Mode 51 5 Using Dell OpenManage Switch Administrator 53 Understanding the Interface 53 Device Representation 54 Using...
... Procedures 45 Software Download 46 Erase FLASH File 46 Erasing the Device Configuration 47 Password Recovery 47 Software Download Through TFTP Server 47 Management Modes 49 Default Values 49 Transitioning Between Modes 50 Returning to Managed Mode 51 5 Using Dell OpenManage Switch Administrator 53 Understanding the Interface 53 Device Representation 54 Using...
User's Guide
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... Pool 85 Excluding Addresses 87 Manually Allocating IP Addresses (Static Hosts 89 Configuring Address Binding 92 Defining Advanced Settings 93 Configuring General Device Parameters 93 7 Configuring Device Switching 95 Configuring Network Security 95 Configuring Port Based Authentication 96 Configuring Advanced Port Based Authentication 100 Authenticating Users 102 Configuring Ports 103 Defining Port Parameters 103 Aggregating Ports 105...
... Pool 85 Excluding Addresses 87 Manually Allocating IP Addresses (Static Hosts 89 Configuring Address Binding 92 Defining Advanced Settings 93 Configuring General Device Parameters 93 7 Configuring Device Switching 95 Configuring Network Security 95 Configuring Port Based Authentication 96 Configuring Advanced Port Based Authentication 100 Authenticating Users 102 Configuring Ports 103 Defining Port Parameters 103 Aggregating Ports 105...
User's Guide
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... Tree 124 Configuring VLANs 126 Defining VLAN Members 126 VLAN Port Membership Table 128 Defining VLAN Ports Settings 130 Defining VLAN LAG Settings 131 Aggregating Ports 133 Defining ... Parameters 138 IGMP Snooping 141 8 Viewing Statistics 143 Viewing RMON Statistics 144 Viewing RMON Statistics Group 144 Viewing Charts 145 Viewing the CPU Utilization 146 9 Configuring Quality of Service 147 Defining CoS Global Parameters 149 Defining QoS Interface Settings 150 Defining Queue Settings 151 Mapping CoS Values to Queues 153 Mapping...
... Tree 124 Configuring VLANs 126 Defining VLAN Members 126 VLAN Port Membership Table 128 Defining VLAN Ports Settings 130 Defining VLAN LAG Settings 131 Aggregating Ports 133 Defining ... Parameters 138 IGMP Snooping 141 8 Viewing Statistics 143 Viewing RMON Statistics 144 Viewing RMON Statistics Group 144 Viewing Charts 145 Viewing the CPU Utilization 146 9 Configuring Quality of Service 147 Defining CoS Global Parameters 149 Defining QoS Interface Settings 150 Defining Queue Settings 151 Mapping CoS Values to Queues 153 Mapping...
User's Guide
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... 160 CLI Commands 161 Command: asset-tag 161 Command: copy 161 Command: debug-mode 162 Command: do 163 Command: end 163 Command: exit (configuration 163 Command: exit (EXEC 164 Command: help 164 Command: interface ethernet 165 Command: interface port-channel 165 Command: interface vlan 166 Command: ip address 166 ...
... 160 CLI Commands 161 Command: asset-tag 161 Command: copy 161 Command: debug-mode 162 Command: do 163 Command: end 163 Command: exit (configuration 163 Command: exit (EXEC 164 Command: help 164 Command: interface ethernet 165 Command: interface port-channel 165 Command: interface vlan 166 Command: ip address 166 ...
User's Guide
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... section describes the hardware configurations of the PowerConnect 28xx. Introduction This User's Guide contains the information needed for the Small Office/Home Office (SOHO) that requires high performance network connectivity along with advanced web management features. PowerConnect 2808 The following figure illustrates the PowerConnect 2816 front panel. Dell PowerConnect 28xx Systems User Guide 9 The PowerConnect management features are...
... section describes the hardware configurations of the PowerConnect 28xx. Introduction This User's Guide contains the information needed for the Small Office/Home Office (SOHO) that requires high performance network connectivity along with advanced web management features. PowerConnect 2808 The following figure illustrates the PowerConnect 2816 front panel. Dell PowerConnect 28xx Systems User Guide 9 The PowerConnect management features are...
User's Guide
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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 none 16 built-in 10/100/1000 Base-T ports ... is unavailable for additional incoming traffic. This mode keeps the existing configuration active, but it prevents users from making configuration changes by removing the IP address of the device so that it becomes inaccessible for the same egress port resources. Dell PowerConnect 28xx Systems User Guide 11 Head of Line Blocking Prevention Head of...
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 none 16 built-in 10/100/1000 Base-T ports ... is unavailable for additional incoming traffic. This mode keeps the existing configuration active, but it prevents users from making configuration changes by removing the IP address of the device so that it becomes inaccessible for the same egress port resources. Dell PowerConnect 28xx Systems User Guide 11 Head of Line Blocking Prevention Head of...
User's Guide
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...automatically configure both Ethernet switches to detect and report potential cabling issues, such as Media-Dependent Interface with an MTU (Maximum Transmission Unit) size of this facility are detected: • Cable Type and Status • Cable Length • Fault-Distance 12 Dell PowerConnect 28xx... user action, the following parameters are reduced transmission overhead and reduced host processing overhead. The main benefits of up to configure the port speeds advertised. Flow control is down. Standard wiring for end stations is known as cable opens and cable shorts...
...automatically configure both Ethernet switches to detect and report potential cabling issues, such as Media-Dependent Interface with an MTU (Maximum Transmission Unit) size of this facility are detected: • Cable Type and Status • Cable Length • Fault-Distance 12 Dell PowerConnect 28xx... user action, the following parameters are reduced transmission overhead and reduced host processing overhead. The main benefits of up to configure the port speeds advertised. Flow control is down. Standard wiring for end stations is known as cable opens and cable shorts...
User's Guide
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...Address Supported Features MAC Address Capacity Support The PowerConnect 2808, 2816, 2824 switches support a total of 8K MAC addresses, and the PowerConnect 2848 supports a total of transmit power. However, a similar functionality may be configured for information distribution. Layer 2 Multicast service is...there is a limited broadcast service, which simulates the behavior of a multicast router, allowing snooping of unregistered multicast frames. Dell PowerConnect 28xx Systems User Guide 13 Classic bridging (IEEE802.1D) is an effort to a specific Multicast address, from overflowing....
...Address Supported Features MAC Address Capacity Support The PowerConnect 2808, 2816, 2824 switches support a total of 8K MAC addresses, and the PowerConnect 2848 supports a total of transmit power. However, a similar functionality may be configured for information distribution. Layer 2 Multicast service is...there is a limited broadcast service, which simulates the behavior of a multicast router, allowing snooping of unregistered multicast frames. Dell PowerConnect 28xx Systems User Guide 13 Classic bridging (IEEE802.1D) is an effort to a specific Multicast address, from overflowing....
User's Guide
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... network links and the host operating system. Each of incoming and outgoing packets from physical link disruption 14 Dell PowerConnect 28xx Systems User Guide From the frame, the device identifies work stations to the VLAN configured on their ingress port. Packets sharing common attributes can specify which Multicast routers are flooded to six...
... network links and the host operating system. Each of incoming and outgoing packets from physical link disruption 14 Dell PowerConnect 28xx Systems User Guide From the frame, the device identifies work stations to the VLAN configured on their ingress port. Packets sharing common attributes can specify which Multicast routers are flooded to six...
User's Guide
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...seconds for the switch Dell PowerConnect 28xx Systems User Guide 15 • Higher bandwidth connections • Improved bandwidth granularity • High bandwidth server connectivity A LAG is an extension to BootP. BootP and DHCP Clients DHCP (Dynamic Host Configuration Protocol) enables additional ...Protocol (STP) 802.1d Spanning tree is then used in network topologies where forwarding loops do not occur. Switches exchange configuration messages using specifically formatted frames and selectively enable and disable forwarding on the default VLAN, until a BootP server replies....
...seconds for the switch Dell PowerConnect 28xx Systems User Guide 15 • Higher bandwidth connections • Improved bandwidth granularity • High bandwidth server connectivity A LAG is an extension to BootP. BootP and DHCP Clients DHCP (Dynamic Host Configuration Protocol) enables additional ...Protocol (STP) 802.1d Spanning tree is then used in network topologies where forwarding loops do not occur. Switches exchange configuration messages using specifically formatted frames and selectively enable and disable forwarding on the default VLAN, until a BootP server replies....
User's Guide
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...the 802.1Q (VLANs) standard. Ethernet Switch Management Features Web-Based Management With a Web-based management interface, the Ethernet Switches' system can be monitored and configured. The switches support four queues per port. After a packet has been classified, it is an extension to the Simple Network Management Protocol (SNMP), which the...and historical MAC-layer statistics and control objects, allowing real-time information to view the results, using the Web management interface in the system. 16 Dell PowerConnect 28xx Systems User Guide The switches support one of service.
...the 802.1Q (VLANs) standard. Ethernet Switch Management Features Web-Based Management With a Web-based management interface, the Ethernet Switches' system can be monitored and configured. The switches support four queues per port. After a packet has been classified, it is an extension to the Simple Network Management Protocol (SNMP), which the...and historical MAC-layer statistics and control objects, allowing real-time information to view the results, using the Web management interface in the system. 16 Dell PowerConnect 28xx Systems User Guide The switches support one of service.
User's Guide
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... Port Configurations PowerConnect 28xx Front and Back Panel Port Description The Dell™ PowerConnect™ 28xx switches use 10/100/1000BASE-T ports on the front panel is used to transition between them, see "Management Modes" on or not. Figure 2-1. Dell PowerConnect 28xx ...Systems User Guide 17 These ports support autonegotiation, duplex mode (Half or Full duplex), and flow control. A Mode push-button, located on the right side on the front panel for connecting to 8, top down and left side of the PowerConnect 28xx switches. PowerConnect 2808...
... Port Configurations PowerConnect 28xx Front and Back Panel Port Description The Dell™ PowerConnect™ 28xx switches use 10/100/1000BASE-T ports on the front panel is used to transition between them, see "Management Modes" on or not. Figure 2-1. Dell PowerConnect 28xx ...Systems User Guide 17 These ports support autonegotiation, duplex mode (Half or Full duplex), and flow control. A Mode push-button, located on the right side on the front panel for connecting to 8, top down and left side of the PowerConnect 28xx switches. PowerConnect 2808...
User's Guide
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... Twisted-Pair (UTP) cables with internal crossover wiring (MDI/MDIX) operation under Auto-Negotiation mode. The RJ-45 ports on a Wall Connecting the Device To configure the device, the device must be used to connect to the wall with screws (not provided). Standard straight-through twisted-pair cables can be prepared... on the Ethernet device support automatic Media-Dependent Interface/Media-Dependent Interface with RJ-45 connectors at both ends. Ensure that supports auto-negotiation. 32 Dell PowerConnect 28xx Systems User Guide Figure 3-3.
... Twisted-Pair (UTP) cables with internal crossover wiring (MDI/MDIX) operation under Auto-Negotiation mode. The RJ-45 ports on a Wall Connecting the Device To configure the device, the device must be used to connect to the wall with screws (not provided). Standard straight-through twisted-pair cables can be prepared... on the Ethernet device support automatic Media-Dependent Interface/Media-Dependent Interface with RJ-45 connectors at both ends. Ensure that supports auto-negotiation. 32 Dell PowerConnect 28xx Systems User Guide Figure 3-3.
User's Guide
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... for the Console port and the appropriate connector for monitoring and configuring the device. d Set flow control to 8 data bits, 1 stop bit, and no parity. With Windows 2000 Service Pack 2, the arrow keys function properly in models 28016/24/48. Dell PowerConnect 28xx Systems User Guide 33 NOTE: Do not plug a phone jack...
... for the Console port and the appropriate connector for monitoring and configuring the device. d Set flow control to 8 data bits, 1 stop bit, and no parity. With Windows 2000 Service Pack 2, the arrow keys function properly in models 28016/24/48. Dell PowerConnect 28xx Systems User Guide 33 NOTE: Do not plug a phone jack...
User's Guide
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Figure 3-4. Connecting to Power Supply 3 After connecting the device to a power source in the steps detailed in Starting and Configuring the Device. 3 Connect the female connector of the RS-232 crossover cable directly to a grounded AC outlet at this time. Connecting to Console Port Connecting ... device, and tighten the captive retaining screws. Connect the device to a power source, confirm that the device is located on the front panel. 34 Dell PowerConnect 28xx Systems User Guide The Console port is connected and operating correctly by examining the LEDs on the back panel.
Figure 3-4. Connecting to Power Supply 3 After connecting the device to a power source in the steps detailed in Starting and Configuring the Device. 3 Connect the female connector of the RS-232 crossover cable directly to a grounded AC outlet at this time. Connecting to Console Port Connecting ... device, and tighten the captive retaining screws. Connect the device to a power source, confirm that the device is located on the front panel. 34 Dell PowerConnect 28xx Systems User Guide The Console port is connected and operating correctly by examining the LEDs on the back panel.
User's Guide
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... manually set to the same speed and duplex mode. By default, this feature is disabled. Port Default Settings The general information for configuring the device ports includes the short description of the Auto-negotiation and is enabled when Auto-negotiation is enabled. The flow control mechanism .... If the station on all switching 10/100/1000BaseT ports. Back Pressure The device supports back pressure for additional traffic. 36 Dell PowerConnect 28xx Systems User Guide Auto-Negotiation Auto-negotiation enables automatic detection of errors in half duplex.
... manually set to the same speed and duplex mode. By default, this feature is disabled. Port Default Settings The general information for configuring the device ports includes the short description of the Auto-negotiation and is enabled when Auto-negotiation is enabled. The flow control mechanism .... If the station on all switching 10/100/1000BaseT ports. Back Pressure The device supports back pressure for additional traffic. 36 Dell PowerConnect 28xx Systems User Guide Auto-Negotiation Auto-negotiation enables automatic detection of errors in half duplex.
User's Guide
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Port Default Settings Function Port speed and mode Port forwarding state Port tagging Flow Control Back Pressure MDIX (not user-configurable) Default Setting 10/100/1000BaseT copper: auto-negotiation full duplex Enabled No tagging On Off (disabled on ingress) On (relevant to coppers ports only) Dell PowerConnect 28xx Systems User Guide 37 Switching Port Default Settings The following table gives the port default settings. Table 3-3.
Port Default Settings Function Port speed and mode Port forwarding state Port tagging Flow Control Back Pressure MDIX (not user-configurable) Default Setting 10/100/1000BaseT copper: auto-negotiation full duplex Enabled No tagging On Off (disabled on ingress) On (relevant to coppers ports only) Dell PowerConnect 28xx Systems User Guide 37 Switching Port Default Settings The following table gives the port default settings. Table 3-3.
User's Guide
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... recent revision of the user documentation from http://support.dell.com. NOTE: Before proceeding, read the release notes for other procedures. NOTE: The PowerConnect 2808 has an internal serial port. For initial configuration, the standard device configuration is to be used in a managed mode. Starting and Configuring the Device After completing all external connections, connect a terminal...
... recent revision of the user documentation from http://support.dell.com. NOTE: Before proceeding, read the release notes for other procedures. NOTE: The PowerConnect 2808 has an internal serial port. For initial configuration, the standard device configuration is to be used in a managed mode. Starting and Configuring the Device After completing all external connections, connect a terminal...