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3Com 4226T Support Question

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Question posted by elaskandrany on August 13th, 2012

Suddenly The Switsh Is Not Working And All Ports Light Deactive

suddenly the switsh is not working and all ports light deactive,this switsh is connecting on backbone and not reading the switsh

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Related 3Com 4226T Manual Pages

Getting Started Guide - Page 1

DUA1730-0AAA02 Published October 2002 SuperStack® 3 Switch 4200 Series Getting Started Guide 3C17300 3C17302 3C17304 http://www.3com.com/ Part No.

Getting Started Guide - Page 3

... 10 Documentation Comments 10 1 INTRODUCING THE SUPERSTACK 3 SWITCH 4200 SERIES About the Switch 4200 Series 12 Summary of Each Other 23 Stacking Units 23 The Power-up Sequence 24 Powering-up the Switch 4200 Series 24 Front View Detail 13 10BASE-T/ 100BASE-TX Ports 14 10/100/1000BASE-T Ports 14 GBIC Ports 14 LEDs 15 Switch 4200 Series -

Getting Started Guide - Page 7

... for use a SuperStack® 3 Switch 4200 in its ...working knowledge of LANs (Local Area Networks). ABOUT THIS GUIDE This guide provides all the information you need to all Switch 4200 Series models: ■ Switch 4226T (3C17300) - 24 10BASE-T/100BASE-TX ports, 2 10/100/1000BASE-T ports ■ Switch 4250T (3C17302) - 48 10BASE-T/100BASE-TX ports, 2 10/100/1000BASE-T ports ■ Switch...

Getting Started Guide - Page 9

...This is supplied in PDF format on the CD-ROM that accompanies the Switch. ■ SuperStack 3 Switch Management Quick Reference Guide This guide contains: ■ a list of the web interface and command line interface commands for the Switch. ■ SuperStack 3 Switch Management Interface Reference Guide This guide provides detailed information about the current software release, including...

Getting Started Guide - Page 10

... information when commenting: ■ Document title ■ Document part number (on the title page) ■ Page number (if appropriate) Example: Part Number DUA 1730-0AAA0x SuperStack 3 Switch 4200 Series Getting Started Guide Page 21 If your PC has auto-run enabled, a splash screen will need to access the CD-ROM contents via...

Getting Started Guide - Page 11

... Settings Front View Detail ■ Switch 4200 Series - 1 INTRODUCING THE SUPERSTACK 3 SWITCH 4200 SERIES This chapter contains introductory information about the Switch 4200 Series and how it can be used in your network. It covers summaries of hardware and software features and also the following topics: ■ About the Switch 4200 Series ■ Switch 4200 Series -

Getting Started Guide - Page 12

... 19-inch rack or stand-alone mounting 12 CHAPTER 1: INTRODUCING THE SUPERSTACK 3 SWITCH 4200 SERIES About the Switch 4200 Series The Switch 4200 Series are stackable 10/100/1000 Mbps devices which are supported by the Switch 4200 Series. Smart auto-sensing allows auto-negotiating ports to server connection. Traffic Prioritization Supported (IEEE 802.ID): 2 queues per...

Getting Started Guide - Page 13

... 10 22 11 23 12 24 Power/ Self Test 1 25 / Up 26 / Down 2 3 Alert 4 Unit Alert LED 10/100/1000BASE-T ports 3C17300 Superstack 3 Switch 4226T Figure 2 Switch 4250T (3C17302) - front view 10BASE-T / 100BASE-TX RJ-45 Ports Unit LEDs Power / Self Test LED 1 13 2 14 3 15 4 16 5 17 6 18 7 19 8 20 9 21 10 22 11 23...

Getting Started Guide - Page 14

... operate in MDI or MDIX mode. 14 CHAPTER 1: INTRODUCING THE SUPERSTACK 3 SWITCH 4200 SERIES WARNING: RJ-45 Ports. They cannot be transmitted and received simultaneously which, in any combination. These ports provide 10/100/1000 Mbps full duplex connections to these ports to the SuperStack 3 Switch 4228G only. GBIC Ports This section applies to 10BASE-T half duplex, 10BASE-T full...

Getting Started Guide - Page 15

.... Green flashing Packets are being transmitted/received on the port. LEDs Table 4 lists LEDs visible on the CD-ROM that is possible to the "SuperStack 3 Switch Management Interface Reference Guide" on the front of the Switch, and how to read their status according to color. About the Switch 4200 Series 15 Fiber GBIC's. The default state...

Getting Started Guide - Page 16

... present but disabled. Off The Switch is not receiving power or there is initializing (which includes running a Power On Self Test). Unit LEDs 1-4 Green When the Switch forms a stack with the Power Supply Unit. 16 CHAPTER 1: INTRODUCING THE SUPERSTACK 3 SWITCH 4200 SERIES LED Color Indicates Green flashing Packets are being transmitted/received on the port.

Getting Started Guide - Page 17

Rear View Detail Supply Data Warning Label Console (max) 19200,8,1,N Power Socket Redundant Power System Socket Console Port Power Socket The Switch automatically adjusts its power setting to a SuperStack Advanced Redundant Power System (RPS). See "Connecting a Redundant Power System" on page 25. Redundant Power To protect against internal power supply failure, you to auto-baud...

Getting Started Guide - Page 18

... full duplex Broadcast Storm Control Enabled Virtual LANs (VLANs) All ports belong to and manage the Switch: ■ IP Address ■ Subnet Mask ■ Default Router 18 CHAPTER 1: INTRODUCING THE SUPERSTACK 3 SWITCH 4200 SERIES Default Settings Table 5 shows the default settings for all ports RMON Alarm Enabled Smart Auto-Sensing Enabled LACP (10/100/1000BASE...

Getting Started Guide - Page 23

.... If you are free-standing, up ' is connected to the port marked with one on top of the other. Any combination of SuperStack® 3 Switch and Hub units, the smaller units must use that port again until the link is lost on that port. The units are mixing a variety of Switch 4200 Series units is allowed in ) and...

Getting Started Guide - Page 27

...GBIC transceiver into any GBIC port without having to power down the Switch. To access the latest list of publication. This section applies to the SuperStack 3 Switch 4228G only. Approved GBIC ...or 1000BASE-LH70 media type: ■ 1000BASE-SX GBIC transceiver Use this transceiver to connect the Switch directly to a multimode fiber-optic cable. ■ 1000BASE-T GBIC transceiver Use this URL...

Getting Started Guide - Page 32

... configured IP information ■ Prepare for management when it is in the sections that follow. Page 45. Connect via Telnet. Web Interface Connect over the network via the console port. Page 49. CAUTION: To protect your Switch from unauthorized access, you must change all three default passwords as soon as possible, even if you...

Getting Started Guide - Page 34

... what IP address will be allocated to manually reconfigure the Switch. Work through the "Viewing Automatically Configured IP Information" section on the 3Com Web site. When using automatic IP configuration it is re-deployed onto a different subnet, it will be difficult to the "SuperStack 3 Switch Management Interface Reference Guide" on the CD-ROM that...

Getting Started Guide - Page 38

... top-level command line interface menu Menu options 3Com Superstack 3 Switch 4200 bridge - Administer protocols security - Administer sytem-level... 4 At the Select menu option prompt you can alternatively make a connection to the console port (this whilst the Switch is offline, that is, before you connect the Switch to a network. or ■ enter the gettingStarted command. The...

Getting Started Guide - Page 41

...prompts you do not intend to use the command line interface via the console port to set up of the Command Line Interface physicalInterface - Administer sytem-level functions... IP Information 41 Figure 12 Example top-level command line interface menu Menu options 3Com Superstack 3 Switch 4200 bridge - If you to enter IP information. The screen prompts you can either...

Getting Started Guide - Page 44

...Superstack 3 Switch 4200 bridge - Basic device configuration logout - Administer security system - Administer sytem-level functions trafficManagement - At the Select IP interfaces Administer bridge-wide parameters gettingStarted - Administer physical interfaces protocol - As soon as the Switch detects a connection... Information via the Console Port You are now ready...