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Technical Information

Physical

Electrical

Width

44.0 cm (17.3 in.)

Length

41.5 cm (16.3 in.)

Height

4.4 cm (1.75 in.) or 1U.

Weight

5.9 kg (13.0 lb)

Mounting

Free-standing, or 19 in. rack-mounted using the 
supplied mounting kit

Power Inlet

IEC 320

AC Line Frequency

50/60 Hz (±3 Hz)

Input Voltage

100–240 Vac (auto range)

Current Rating

8 Amp (maximum)

Maximum Power 
Consumption

465 Watts

Maximum Power 
Dissipation

207  BTU/hr

PoE Maximum Output 
Power per Port

15.4 watts

Power can also be provided by the switch through any 
of its 24 Ethernet ports based on the IEEE 802.3af 
Power over Ethernet (PoE) specifications. For PoE to 
work, the receiving device must be PoE-compliant.

Содержание Unified Gigabit Wireless PoE Switch 24...

Страница 1: ...om Unified Gigabit Wireless PoE Switch 24 Quick Start Guide Kurzanleitung 3CRUS2475 Copyright 2006 3Com Corporation All rights reserved www 3Com com Part Number 10015246 Rev AA Published September 200...

Страница 2: ...knowledge of LANs local area networks and WLANs wireless local area networks Diese Anleitung ist fur die Benutzung durch Netzwerkadministratoren vorgesehen die fur die Installation und das einstellen...

Страница 3: ...our website In addition to this Quick Start Guide a detailed User Guide and a Command Line Interface Guide are also available on the 3Com website To obtain the most up to date user documentation and o...

Страница 4: ...4 Get the latest documentation and software for your 3Com switch...

Страница 5: ...the 3Com Unified Switch 24 11 Checking the Package Contents 11 Choosing a Suitable Location 11 Aufstellen des Switch 12 Free Standing Installation 12 Placing Units On Top of Each Other 13 Rack Mount...

Страница 6: ...assword 30 8 Using SFP Transceivers 31 Approved SFP Transceivers 31 Inserting and using an SFP Transceiver 31 Removing an SFP Transceiver 32 9 Troubleshooting 33 10 Technical Information 35 Related St...

Страница 7: ...tection and can be connected to a 10BASE T 100BASE T or 1000BASE T device 2 LED Port Status Indicators Each Network Port has a corresponding status indicator 1 to 24 that shows the status of the port...

Страница 8: ...y Fiber link is present Green flashing Fiber link traffic is present Off Link is not present 6 Fan Indicator Shows the status of the internal fans Green steady All fans are functioning properly Amber...

Страница 9: ...se Porte sind gesch tzte Datensteckdosen Sie d rfen weder wie normale traditionelle Telefonsteckdosen noch f r die Verbindung der Einheit mit einem traditionellem privatem oder ffentlichem Telefonnetz...

Страница 10: ...r Ethernet PoE Features The switch can provide Power over Ethernet PoE to 802 3af compliant devices over a Category 5 or better Ethernet cable The switch can supply up to 15 4 Watts of PoE to each of...

Страница 11: ...Sie bitte vor Installation des Switch das diesem Ger t beiliegende Sicherheitsblatt durch Choosing a Suitable Location The switch can be free standing see Free Standing Installation on page 12 or it...

Страница 12: ...leicht angeschlossen werden k nnen Die Kabel nicht in der n he von elektrischen St rquellen befinden Das schlie t Aufzugssch chte Mikrowellen und Klimaanlagen ein Elektromagnetische Felder k nnen die...

Страница 13: ...rack unit 1U or 1 75 in high and will fit in a standard 19 inch equipment rack The supplied mounting kit includes two mounting brackets and four screws When rack mounting the unit you should take not...

Страница 14: ...e die selbstklebenden Polster F e von der Unterseite der Baugruppe falls diese bereits angebracht sind 1 Plazieren Sie die Baugruppe aufrecht auf einer harten ebenen Fl che mit der Vorderseite zu Ihne...

Страница 15: ...ecking for Correct Operation on page 16 for more information Stromversorgung Stellen Sie sicher dass der Stromeingang zum System frei ist und vor Unter und berspannungen gesch tzt ist Bevor Sie den Sw...

Страница 16: ...set the switch to the factory defaults See Reset Button on page 8 CAUTION Resetting the switch to its factory defaults erases all your settings You will need to reconfigure the switch after you reset...

Страница 17: ...r greater is required for using the Web based user interface A DHCP server is required to use the wireless features of the switch The DHCP server is used to assign IP addresses to the managed access p...

Страница 18: ...switch for basic Layer 2 and wireless networking The wizard guides you through configuring the system settings IP settings wireless settings and saving your changes For complete configuration informa...

Страница 19: ...Guide Take a moment to record the wireless settings you select SSID ______________________________ Security Type ______________________________ Passphrase ______________________________ VLAN ID ______...

Страница 20: ...See Changing the Password on page 35 Preparing the wireless network To use the wireless features of your switch you must first connect a DHCP server to the switch The DHCP server is required to assign...

Страница 21: ...to Preparing the Managed Access Points on page 23 2 Ensure the access points are connected to the switch 3 Log in to the Web interface of the switch 4 Select Device Summary then click the Wireless tab...

Страница 22: ...22 Connecting to the 3Com Unified Switch 24...

Страница 23: ...of the access point Managed mode The access point operates as a device that is dependent on the 3Com Unified Switch 24 for management and control Managed mode is only used if you are operating the 776...

Страница 24: ...4 If the serial number of your access point is not BA or higher you must load a Managed firmware image to the access point a Get the Managed firmware image by visiting www 3Com com selecting Support...

Страница 25: ...he Firmware Upgrade Local section to upgrade the Stand alone firmware 4 If the serial number of your access point is not BA or higher you must load a Managed firmware image to the access point a Get t...

Страница 26: ...form two different types of system reset a short reset and a long reset Short Reset A short reset deletes the current configuration file and restores the factory settings The short reset does not chan...

Страница 27: ...is redundant Loading Software into the Switch This sections describes how to put a new software image into your Unified Switch 24 To run the new software see see Running a New Software Image on page...

Страница 28: ...t The Active Image tab identifies which image is currently active and which image will be used after the next reset To select new software to run 1 Select Administration Software Update then click the...

Страница 29: ...gs To reset the switch to factory defaults 1 Unplug the power cord from the back of the unit 2 Press and hold the Reset button on the back of the switch 3 While still pressing the Reset button plug th...

Страница 30: ...d change the default password as soon as possible To change the password 1 Log onto the switch The default username is admin The default password is blank no entry 2 Select Administration Authenticati...

Страница 31: ...ch directly to a single mode fiberoptic cable or to multimode fiber using a conditioned launch cable 3Com recommends using only 3Com SFPs on the switch If you insert an SFP transceiver that is not sup...

Страница 32: ...on the network cable into the duplex LC connector on the transceiver 7 Connect the other end of the cable to a device fitted with an appropriate Gigabit Ethernet connection Removing an SFP Transceiver...

Страница 33: ...g correctly The cable is connected at both ends The cable is not damaged If the connection is to a workstation that the workstation s network interface is installed and configured correctly The correc...

Страница 34: ...server LTK Error message when activating an AP An LTK error is caused by either of the following situations You are trying to activate an AP is already activated on another unified switch You are try...

Страница 35: ...et 1000Base X IEEE 802 3x Flow Control IEEE 802 1d 1998 Bridging IEEE 802 1p Virtual LAN IEEE 802 af DTE Power MAC Address 8192 Safety UL 60950 1 CSA 22 2 No 60950 1 EN 60950 1 IEC 60950 1 EMC Emissio...

Страница 36: ...t IEC 320 AC Line Frequency 50 60 Hz 3 Hz Input Voltage 100 240 Vac auto range Current Rating 8 Amp maximum Maximum Power Consumption 465 Watts Maximum Power Dissipation 207 BTU hr PoE Maximum Output...

Страница 37: ...take advantage of warranty and other service benefits you must first register your product at http eSupport 3Com com 3Com eSupport services are based on accounts that are created or that you are auth...

Страница 38: ...rsion of software that you initially purchased with your 3Com product To obtain access to this software you need to register your product and then use the Serial Number as your login Restricted Softwa...

Страница 39: ...publication Find a current directory of 3Com resources by region at http csoweb4 3Com com contactus Country Telephone Number Country Telephone Number Asia Pacific Rim Telephone Technical Support and R...

Страница 40: ...o Ecuador Dominican Republic 1 800 988 2112 0 810 444 3COM 1 800 998 2112 1 800 998 2112 1 800 998 2112 52 5 201 0010 1 800 998 2112 1 800 998 2112 0800 13 3COM 1 800 998 2112 AT T 800 998 2112 AT T 8...

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