Dell PowerConnect 2824 Support Question
Dell PowerConnect 2824 Support Question
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Question posted by jojje on February 28th, 2014
Dell Powerconnect 2824 When To Use Unmanaged
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Answer #1: Posted by DCatDell on February 28th, 2014 1:41 PM
DCatDell
Member since:
July 20th, 2011 Points: 142,790
Member since:
July 20th, 2011 Points: 142,790
Unmanaged Mode — In this mode:
– The device does not have an IP address.
– STP is disabled.
– All ports belong to a single VLAN.
– There is no web management interface.
– The CLI works in Debug mode only.
– Default configuration is used.
– Managed Mode LED is OFF.
– Return to Managed mode by pressing the Mode button on the device for up to 7 seconds.
– The device does not have an IP address.
– STP is disabled.
– All ports belong to a single VLAN.
– There is no web management interface.
– The CLI works in Debug mode only.
– Default configuration is used.
– Managed Mode LED is OFF.
– Return to Managed mode by pressing the Mode button on the device for up to 7 seconds.
In this mode, the device operates as a hub with default configuration, and configuration cannot be changed.
In Unmanaged Mode, the switch performs classic bridging. Frames are forwarded based on their destination MAC address only, regardless of the VLAN tag.
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Related Dell PowerConnect 2824 Manual Pages
User's Guide - Page 9
... for installing, configuring and maintaining the PowerConnect 2808, PowerConnect 2816, PowerConnect 2824, and PowerConnect 2848 Webmanaged Gigabit Ethernet switches. PowerConnect 2808
The following figure illustrates the PowerConnect 2816 front panel. The PowerConnect management features are managed by Dell's OpenManage Switch Administrator.
System Description
This section describes...
User's Guide - Page 11
... the PowerConnect models. Summary of the queue. Provides switch management through the web interface. • Unmanaged Mode... to OFF. Dell PowerConnect 28xx Systems User Guide
11 PowerConnect Models
Model
PowerConnect 2808 PowerConnect 2816 PowerConnect 2824 PowerConnect 2848
Copper Ports...hub with default configuration, and
configuration cannot be changed. • Secure Mode - Table 1-1....
User's Guide - Page 12
...switches to take maximum advantage of this facility are detected:
• Cable Type and Status • Cable Length • Fault-Distance
12
Dell PowerConnect...standard wiring for hubs and switches is enabled by default.
AutoMDI/MDIX Support The switch automatically detects whether...two Ethernet switches that transmission must be turned off by transporting the same data using less ...
User's Guide - Page 13
...Bridging in Unmanaged Mode In Unmanaged Mode, the switch performs classic bridging.
Auto-Learning MAC Addresses The switch enables ...Address Capacity Support The PowerConnect 2808, 2816, 2824 switches support a total of 8K MAC addresses, and the PowerConnect 2848 supports a total... by the device:
• Energy-Detect - Dell PowerConnect 28xx Systems User Guide
13 IGMP Snooping is supported...
User's Guide - Page 15
... requests to automatically prevent and resolve L2 forwarding loops. During this delay, and can take 30-60 seconds for the switch
Dell PowerConnect 28xx Systems User Guide
15
Rapid Spanning Tree (RSTP) detects uses of network topologies to respond. 30-60 seconds is considered too long of a response time for relevant devices to enable...
User's Guide - Page 16
... according to view the results, using the Web management interface in the system.
16
Dell PowerConnect 28xx Systems User Guide Class of Service (CoS) Features
The PowerConnect 28xx system enables users to define various services for traffic classes of the queues.
TFTP Trivial File Transfer Protocol The PowerConnect 28xx switches support software boot image and software...
User's Guide - Page 17
... each port there are numbered 1 to 8, top down and left side of the PowerConnect 28xx switches. 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 the front panel is used to transition between them, see "Management Modes" on or not. The Gigabit...
User's Guide - Page 18
...LED on page 49. On the left to right. Figure 2-4. PowerConnect 2816 Back Panel
18
Dell PowerConnect 28xx Systems User Guide For more information about management modes and ...used to reset the device. A Mode push-button, located on the right side on or not. Figure 2-2. PowerConnect 2816 Front Panel
On the front panel there are 16 ports which indicates the Ethernet switch...
User's Guide - Page 19
... system automatically detects the media used at any one of the two physical connections of a combo port can switch from the RJ-45 to indicate the port status. If both RJ-45 and SFP ports are LEDs to the SFP (or vice versa) without resetting the device. Dell PowerConnect 28xx Systems User Guide
19...
User's Guide - Page 20
...used on or not. The four combo ports are numbered 1 to 48, top down and left to right. NOTE: The system can be disabled. A Mode push-
20
Dell PowerConnect 28xx Systems User Guide PowerConnect... for swappable optical transceiver, which indicates the Ethernet switch operational status and the management mode. Figure 2-6. PowerConnect 2824 Back Panel Figure 2-7. On each port, there ...
User's Guide - Page 21
... and PowerConnect 2824 switches have the following physical dimensions:
• Height - 43.2 mm (1.7008 in.) • Width - 330 mm (12.992 in.) • Depth - 230.50 mm (9.075 in.) The PowerConnect 2848 switch has the following figure illustrates the back panel of links, power supply, fan status, and Managed Mode status. Dell PowerConnect 28xx Systems User Guide...
User's Guide - Page 22
...RJ-45 10/100/1000BASE-T LEDs.
22
Dell PowerConnect 28xx Systems User Guide Indicates the switch is a fan LED.
Fan LED (2824/2848 only)
On the PowerConnect 2824 and PowerConnect 2848 front panel there is in progress, ...is a Power LED. For more fans have failed. Indicates Unmanaged mode or Secure mode. Power LED
On the PowerConnect 28xx front panel there is indicated on the right LED. ...
User's Guide - Page 23
...The Mode button is operating in Half Duplex mode. Dell PowerConnect 28xx Systems User Guide
23 The port is for changing between Managed Mode and Unmanaged (or Secure) Mode and for system ventilation.
... 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 resetting the device.
User's Guide - Page 24
...four wire pairs are connected. The Category 5e specification includes test parameters that are used for Category 5, and comply with 1000BASE-T, provided if all critical connections or any... hubs, routers, or other switches are copper Twisted-Pair ports. RJ-45 Connections for 10/100/ 1000BASE-T Ethernet Port
Pin No 1 2 3 4 5
Function TxRx 1+ TxRx 1TxRx 2+ TxRx 2TxRx 3+
24
Dell PowerConnect...
User's Guide - Page 25
... automatically detects the media used at any time. clock line for various fiber-based modules (1000BASE-SX or 1000BASE-LX). Receiver ground (common with transmitter ground) Receiver ground (common with transmitter ground) Receiver ground (common with transmitter ground)
Dell PowerConnect 28xx Systems User Guide
25
SFP Ports
The PowerConnect 2824 switch supports two SFP transceivers...
User's Guide - Page 35
... device (switch or hub) to their networking peers, straight through and crossover cables are supported. To establish a link for 10/100/1000BaseT Ethernet Port Pin No Function
1
TxRx 1+
2
TxRx 1-
3
TxRx 2+
4
TxRx 2-
5
TxRx 3+
6
TxRx 3-
7
TxRx 4+
8
TxRx 4-
After a port is connected, its LINK indication LED is not established. Table 3-1. Dell PowerConnect 28xx Systems...
User's Guide - Page 39
... 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. Starting and Configuring the Device
After completing all external connections, connect a terminal to the device to be used as an unmanaged switch, there is no need for a terminal...
User's Guide - Page 41
...gets the device up for configuring the default route.
Dell PowerConnect 28xx Systems User Guide
41 When the power is turned... less than 45 seconds when in unmanaged mode (and approximately 90 seconds when in Unmanaged Mode.
Managed Mode
The information and... the device to use the Set-up wizard when the device boots up and running as quickly as a Managed Mode switch.
The Setup Wizard...
User's Guide - Page 49
...; Unmanaged Mode - This mode keeps the existing configuration active, but it becomes inaccessible for configuration.
STP is highly recommended to continue (y/n) [n]?
5 Enter y. The Managed Mode LED provides an indication of the device so that it prevents users from making configuration changes by pressing the Mode button on page 63). Off
Dell PowerConnect 28xx...
Getting Started Guide - Page 7
...-managed Gigabit Ethernet switches: • PowerConnect 2808 • PowerConnect 2816 • PowerConnect 2824 • PowerConnect 2848 The PowerConnect 2800 series can be used to connect workstations and other network devices, such as described in Unmanaged Mode. No configuration is delivered from Unmanaged to change the mode from the factory in the Dell™ PowerConnect™ 2800...
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