User's Guide
Page 3
... 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
Page 4
Managed Mode 40 Initial Configuration - 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 ...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 Configuration - 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 ...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 -
User's Guide
Page 5
... 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
Page 6
... 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
Page 7
... 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
Page 8
... 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
Page 9
...switches are primarily designated for installing, configuring and maintaining the PowerConnect 2808, PowerConnect 2816, PowerConnect 2824, and PowerConnect 2848 Webmanaged Gigabit Ethernet switches. ...PowerConnect 2816 The following figure illustrates the PowerConnect 2808 front panel. System Description This section describes the hardware configurations of the PowerConnect 28xx. The PowerConnect management features are designed to connect workstations and other network devices, such as: • Servers • Hubs • Routers The PowerConnect devices are managed by Dell...
...switches are primarily designated for installing, configuring and maintaining the PowerConnect 2808, PowerConnect 2816, PowerConnect 2824, and PowerConnect 2848 Webmanaged Gigabit Ethernet switches. ...PowerConnect 2816 The following figure illustrates the PowerConnect 2808 front panel. System Description This section describes the hardware configurations of the PowerConnect 28xx. The PowerConnect management features are designed to connect workstations and other network devices, such as: • Servers • Hubs • Routers The PowerConnect devices are managed by Dell...
User's Guide
Page 11
...the queue. The default status on a per-port basis. Dell PowerConnect 28xx Systems User Guide 11 Summary of PowerConnect Models The following modes: • Managed Mode - Provides...configuration, and configuration cannot be changed. • Secure Mode - Head of Line Blocking Prevention Head of Line (HOL) blocking results in 10/100/1000 Base-T ports 4 SFP (combo) RS232 serial port - Table 1-1. For more information about the management modes, see "Management Modes" on the whole system. PowerConnect Models Model PowerConnect 2808 PowerConnect 2816 PowerConnect 2824 PowerConnect...
...the queue. The default status on a per-port basis. Dell PowerConnect 28xx Systems User Guide 11 Summary of PowerConnect Models The following modes: • Managed Mode - Provides...configuration, and configuration cannot be changed. • Secure Mode - Head of Line Blocking Prevention Head of Line (HOL) blocking results in 10/100/1000 Base-T ports 4 SFP (combo) RS232 serial port - Table 1-1. For more information about the management modes, see "Management Modes" on the whole system. PowerConnect Models Model PowerConnect 2808 PowerConnect 2816 PowerConnect 2824 PowerConnect...
User's Guide
Page 12
...reduced host processing overhead. Jumbo frames are detected: • Cable Type and Status • Cable Length • Fault-Distance 12 Dell PowerConnect 28xx Systems User Guide Flow control is crossed or straight through. When the system initiates a cable-testing operation, upon explicit user action,...control mechanism allows the receiving side to signal to the sending side that share a pointto-point link segment, and to automatically configure both Ethernet switches to take maximum advantage of this facility are frames with Crossover (MDIX). This feature is known as cable ...
...reduced host processing overhead. Jumbo frames are detected: • Cable Type and Status • Cable Length • Fault-Distance 12 Dell PowerConnect 28xx Systems User Guide Flow control is crossed or straight through. When the system initiates a cable-testing operation, upon explicit user action,...control mechanism allows the receiving side to signal to the sending side that share a pointto-point link segment, and to automatically configure both Ethernet switches to take maximum advantage of this facility are frames with Crossover (MDIX). This feature is known as cable ...
User's Guide
Page 13
... Ethernet Green Ethernet, also known as define the behavior of the VLAN tag. Dell PowerConnect 28xx Systems User Guide 13 The following methods are forwarded based on their destination ...the switch system always performs VLAN-aware bridging. However, a similar functionality may be configured for a given period of time are statically enabled, you can set the destination port...MAC 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 the layer 2 multicast...
... Ethernet Green Ethernet, also known as define the behavior of the VLAN tag. Dell PowerConnect 28xx Systems User Guide 13 The following methods are forwarded based on their destination ...the switch system always performs VLAN-aware bridging. However, a similar functionality may be configured for a given period of time are statically enabled, you can set the destination port...MAC 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 the layer 2 multicast...
User's Guide
Page 14
...device identifies work stations configured for Multicast sessions, and which target port receives copies of users to a monitoring port. Users can be defined with up to VLANs based on a combination of incoming and outgoing packets from physical link disruption 14 Dell PowerConnect 28xx Systems User Guide... on the relevant VLAN. Packets sharing common attributes can specify which Multicast routers are forwarded by the switch. Link Aggregation The PowerConnect 28xx switches support up to four member ports to a VLAN based on either the VLAN tag or based on their ingress port...
...device identifies work stations configured for Multicast sessions, and which target port receives copies of users to a monitoring port. Users can be defined with up to VLANs based on a combination of incoming and outgoing packets from physical link disruption 14 Dell PowerConnect 28xx Systems User Guide... on the relevant VLAN. Packets sharing common attributes can specify which Multicast routers are forwarded by the switch. Link Aggregation The PowerConnect 28xx switches support up to four member ports to a VLAN based on either the VLAN tag or based on their ingress port...
User's Guide
Page 15
... • High bandwidth server connectivity A LAG is composed of IP addresses, subnet masks, default gateway, and other IP parameters. The Dynamic Host Configuration Protocol (DHCP) automates the assignment of ports with a TFTP server IP address and a download file name. During this delay, and can take ...DHCP service is an on the default VLAN, until a BootP server replies. The switch can take 30-60 seconds for the switch Dell PowerConnect 28xx Systems User Guide 15 IEEE 802.1w Rapid Spanning Tree Spanning Tree can be received from a single DHCP server. The BootP client...
... • High bandwidth server connectivity A LAG is composed of IP addresses, subnet masks, default gateway, and other IP parameters. The Dynamic Host Configuration Protocol (DHCP) automates the assignment of ports with a TFTP server IP address and a download file name. During this delay, and can take ...DHCP service is an on the default VLAN, until a BootP server replies. The switch can take 30-60 seconds for the switch Dell PowerConnect 28xx Systems User Guide 15 IEEE 802.1w Rapid Spanning Tree Spanning Tree can be received from a single DHCP server. The BootP client...
User's Guide
Page 16
... to one RMON group for supporting bandwidth management and control is a spin-off of the 802.1Q (VLANs) standard. The PowerConnect 28xx system can classify according to the Simple Network Management Protocol (SNMP), which provides network traffic statistics. The system contains an ..., the Ethernet Switches' system can be monitored and configured. After a packet has been classified, it is an extension to IPv4 information (DSCP). The system provides a means to collect the statistics defined in the system. 16 Dell PowerConnect 28xx Systems User Guide A CoS is classified and ...
... to one RMON group for supporting bandwidth management and control is a spin-off of the 802.1Q (VLANs) standard. The PowerConnect 28xx system can classify according to the Simple Network Management Protocol (SNMP), which provides network traffic statistics. The system contains an ..., the Ethernet Switches' system can be monitored and configured. After a packet has been classified, it is an extension to IPv4 information (DSCP). The system provides a means to collect the statistics defined in the system. 16 Dell PowerConnect 28xx Systems User Guide A CoS is classified and ...
User's Guide
Page 17
... more information about management modes and transitioning between management modes and to a network. Dell PowerConnect 28xx Systems User Guide 17 Hardware Description Switch Port Configurations PowerConnect 28xx Front and Back Panel Port Description The Dell™ PowerConnect™ 28xx switches use 10/100/1000BASE-T ports on page 49. On the ... status and the management mode. These ports support autonegotiation, duplex mode (Half or Full duplex), and flow control. PowerConnect 2808 Front Panel 2 On the front panel there are numbered 1 to 8, top down and left side of the...
... more information about management modes and transitioning between management modes and to a network. Dell PowerConnect 28xx Systems User Guide 17 Hardware Description Switch Port Configurations PowerConnect 28xx Front and Back Panel Port Description The Dell™ PowerConnect™ 28xx switches use 10/100/1000BASE-T ports on page 49. On the ... status and the management mode. These ports support autonegotiation, duplex mode (Half or Full duplex), and flow control. PowerConnect 2808 Front Panel 2 On the front panel there are numbered 1 to 8, top down and left side of the...
User's Guide
Page 32
...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 prepared. 7 On the marked locations, drill the holes and place all plugs (not provided) in the... 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 Standard straight-through twisted-pair cables can be used to connect to any other Ethernet network (systems, servers...
...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 prepared. 7 On the marked locations, drill the holes and place all plugs (not provided) in the... 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 Standard straight-through twisted-pair cables can be used to connect to any other Ethernet network (systems, servers...
User's Guide
Page 33
...following is required: • VT100 compatible terminal or a desktop or portable system with RJ-45 connectors that the connection is for monitoring and configuring the device. c Set the data format to none. d Set flow control to 8 data bits, 1 stop bit, and no parity... must be used. NOTE: When using HyperTerminal with a female DB-9 connector for the Console port and the appropriate connector for Emulation mode. Dell PowerConnect 28xx Systems User Guide 33 NOTE: If auto negotiation is a male DB-9 connector, implemented as follows: a Select the appropriate serial port ...
...following is required: • VT100 compatible terminal or a desktop or portable system with RJ-45 connectors that the connection is for monitoring and configuring the device. c Set the data format to none. d Set flow control to 8 data bits, 1 stop bit, and no parity... must be used. NOTE: When using HyperTerminal with a female DB-9 connector for the Console port and the appropriate connector for Emulation mode. Dell PowerConnect 28xx Systems User Guide 33 NOTE: If auto negotiation is a male DB-9 connector, implemented as follows: a Select the appropriate serial port ...
User's Guide
Page 34
... cable to the AC connector on the back panel. 2 Do not connect the power cable 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 power source, confirm that the device is located on the device... the device Console port on the back panel. The Console port is connected and operating correctly by examining the LEDs on the front panel. 34 Dell PowerConnect 28xx Systems User Guide
... cable to the AC connector on the back panel. 2 Do not connect the power cable 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 power source, confirm that the device is located on the device... the device Console port on the back panel. The Console port is connected and operating correctly by examining the LEDs on the front panel. 34 Dell PowerConnect 28xx Systems User Guide
User's Guide
Page 36
...100/1000BaseT ports. Auto-Negotiation Auto-negotiation enables automatic detection of the autonegotiation mechanism and the default settings for ports configured with Crossover) is enabled, the automatic correction of straight through and crossed cables on the other side of the ...it becomes unavailable for ports configured to prevent buffer overflow. If connecting a NIC that transmission must be enabled per port. By default, this feature is enabled. Back Pressure The device supports back pressure for additional traffic. 36 Dell PowerConnect 28xx Systems User Guide The...
...100/1000BaseT ports. Auto-Negotiation Auto-negotiation enables automatic detection of the autonegotiation mechanism and the default settings for ports configured with Crossover) is enabled, the automatic correction of straight through and crossed cables on the other side of the ...it becomes unavailable for ports configured to prevent buffer overflow. If connecting a NIC that transmission must be enabled per port. By default, this feature is enabled. Back Pressure The device supports back pressure for additional traffic. 36 Dell PowerConnect 28xx Systems User Guide The...
User's Guide
Page 37
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 Table 3-3. Switching Port Default Settings The following table gives the port default settings.
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 Table 3-3. Switching Port Default Settings The following table gives the port default settings.
User's Guide
Page 39
... is no need for a terminal connection. • A terminal connection is required if the device is to configure the device and for other procedures. NOTE: It is performed. 4 Dell PowerConnect 28xx Systems User Guide 39 NOTE: The PowerConnect 2808 has an internal serial port. NOTE: Before proceeding, read the release notes for this product. The release...
... is no need for a terminal connection. • A terminal connection is required if the device is to configure the device and for other procedures. NOTE: It is performed. 4 Dell PowerConnect 28xx Systems User Guide 39 NOTE: The PowerConnect 2808 has an internal serial port. NOTE: Before proceeding, read the release notes for this product. The release...