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24

IP Address Mode 

— Specifies whether IP functionality is 

enabled via automatic IP configuration, manual configuration 
(static) or dynamically using DHCP (Dynamic Host 
Configuration Protocol).

IP Address

 — The IP address of the Switch, and the address 

of the default VLAN (VLAN1).

Subnet Mask 

— This mask identifies the host address bits 

used for routing to specific subnets.

Default Gateway 

— The IP address of the gateway router 

between this device and management stations that exist on 
other network segments.

MAC Address

 — The MAC address of this switch.

Click 

Apply

 to save any changes you have made.

Port Configuration

You can use the Basic Port Configuration page to display the 
current connection status, including the link status and 
speed/duplex mode.

Figure 10   

Basic Port

 

Configuration Screen

Number 

— Number of ports.

Label 

— Port name.

Status 

— Shows if the interface is enabled or disabled.

Flow Control 

— Shows if flow control is enabled or disabled.

Содержание 2816-SFP Plus (3C16485)

Страница 1: ...eline Switch 2816 SFP Plus 3C16485 User Guide DUA1648 5AAA02 Link Activity Green 1000M Yellow 10 100M Flash Activity Duplex On Full Off Half Baseline Switch 2816 SFP 3C16485 16 12 8 1 5 4 9 13 Module...

Страница 2: ...subparagraph a through d of the Commercial Computer Software Restricted Rights Clause at 48 C F R 52 227 19 and the limitations set forth in 3Com Corporation s standard commercial agreement for the s...

Страница 3: ...cks 14 Connecting to a Network Device 14 SFP Operation 14 Approved SFP Transceivers 14 Inserting an SFP Transceiver 14 Removing an SFP Transceiver 15 Mounting Kit Instructions Introduction 17 Rack Mou...

Страница 4: ...39 Problem Solving Safety Information L INFORMATION DE S CURIT IMPORTANTE WICHTIGE SICHERHEITSINFORMATIONEN Technical Information Related Standards 49 Environmental 49 Physical 49 Electrical 49 Techni...

Страница 5: ...d Pair Cables are referred to as Twisted Pair Cables throughout this guide Conventions Table 1 and Table 2 list conventions that are used throughout this guide Table 1 Notice Icons Icon Notice Type De...

Страница 6: ...t please refer to Support on page 37 The Switch is part of the extensive Baseline range of 3Com prod ucts This range includes hubs switches power systems and other networking equipment and is continua...

Страница 7: ...duplex mode of the connected equipment and provides a suitable switched connection The four SFP ports support fiber Gigabit Ethernet short wave SX and long wave LX SFP transceivers in any combination...

Страница 8: ...kage Contents The Switch comes with One power cord Four standard height self adhesive rubber pads One mounting kit Installation CD This User Guide Warranty flyer The Switch is powered from the AC supp...

Страница 9: ...es RJ 45 syst mes de r seaux de t l phonie ou t l phones de r seaux ces prises Il est possible de raccorder des c bles prot g s ou non prot g s avec des jacks prot g s ou non prot g s ces prises de do...

Страница 10: ...or to create a high capacity aggregated link backbone connection SFP ports are numbered 13 16 on the Switch When an SFP port is active it has priority over the 10 100 1000 port of the same number The...

Страница 11: ...witch automatically adjusts to the supply voltage Only use the power cord that is supplied with the unit 9 Recovery button The recovery button reinitializes the Switch This returns the Switch to the f...

Страница 12: ...CAUTION 3Com recommends that you back up your configuration settings before you recover the Switch otherwise your configuration will be lost Refer to Configuration on page 33 for details...

Страница 13: ...nch equipment rack using the Mounting Kit refer to Mounting Kit Instructions on page 17 or it can be free standing Do not place objects on top of the unit or stack CAUTION If installing the Switch in...

Страница 14: ...rt without having to power down the Switch Approved SFP Transceivers The following list of approved SFP transceivers is correct at the time of publication 3CSFP91 SFP SX 3CSFP92 SFP LX To access the l...

Страница 15: ...ber cable 5 The transceiver connects to the network using a duplex LC connector Attach a male duplex LC connector on the network cable into the duplex LC connector on the transceiver 6 Connect the oth...

Страница 16: ......

Страница 17: ...lf adhesive pads from the underside of unit if already fitted 1 Place the unit the right way up on a hard flat surface with the front facing towards you 2 Locate a mounting bracket over the mounting h...

Страница 18: ......

Страница 19: ...dressing you will only be able to find out the IP address of the Switch by cross referencing the Switch s MAC address in the DHCP server s lease list Refer to IP Settings on page 23 3Com recommends th...

Страница 20: ...3 The Switch repeats step 2 until an unused IP address is found...

Страница 21: ...stem up time Password allows the administrator to change the system password IP settings allows the administrator to configure the IP settings of the Switch Port Configuration allows the administrator...

Страница 22: ...any name is an image depicting two fans These represent the Switch s fans and their current status A green fan indicates normal operation a red fan indicates that the fan has failed to start In the ev...

Страница 23: ...eld 2 Enter the new password in the New Password field 3 Enter the new password again in the Confirm Password field 4 Click Apply to save the new password The password is case sensitive IP Settings Th...

Страница 24: ...lt Gateway The IP address of the gateway router between this device and management stations that exist on other network segments MAC Address The MAC address of this switch Click Apply to save any chan...

Страница 25: ...per second VLANs The Switch uses VLANs to organise any group of ports into separate broadcast domains VLANs confine broadcast traffic to the originating group and can eliminate broadcast storms in la...

Страница 26: ...VLANs screen Figure 14 to create VLAN2 and assign a name to it VLAN1 is the default VLAN and already exists 2 In the Modify VLANs screen Figure 16 select Desktop from the Mode drop down list for port...

Страница 27: ...eady exists 2 In the Modify VLANs screen Figure 16 for Switch 1 select Desktop from the Mode drop down list for the ports you want to add to VLAN2 3 Select 2 from the VLAN ID drop down list for the po...

Страница 28: ...groups Figure 14 Create VLANs Screen VLAN ID ID of configured VLAN 1 4094 no leading zeroes Name Name of the VLAN 1 to 32 characters Delete VLANs Use the Delete VLANs page to remove a VLAN group from...

Страница 29: ...ink if you select this the port is able to communicate with all VLANs on the Switch Desktop if you select this the port can only communi cate with other ports assigned to the VLAN selected in the VLAN...

Страница 30: ...unk This switch can support a maximum of 4 trunks Each trunk may contain up to 8 members A port may only be a member of one trunk at any one time All ports in a trunk must be configured in an identica...

Страница 31: ...19 Trunking Membership Screen Port The port number Status The status refers to the speed and duplex mode of the trunk members Trunk ID of trunk Use the Trunking Summary page to display all of the conf...

Страница 32: ...be monitored Analyzer Port This is the port that is connected to the analyzer System Tools The System Tools menu includes five administration items Restart Configuration Upgrade Spanning Tree and 802...

Страница 33: ...file on your computer and then RESTORE to copy the configuration back to the Switch For security purposes restoring the configuration does not change the password If you want to reset the settings on...

Страница 34: ...e the upgrade process fails for any reason for example the connection between the computer and the Switch is lost while the new software is being copied to the Switch The following progress screen dis...

Страница 35: ...idge If a bridge does not get a Hello BPDU after a predetermined interval the bridge assumes that the link to the Root Bridge is down This bridge will then initiate negotiations with other bridges to...

Страница 36: ...s ensures that time sensitive traffic gets the highest level of service The 802 1D standard specifies eight distinct levels of priority 0 to 7 each of which relates to a particular type of traffic The...

Страница 37: ...zation screen Support Selecting Support on the main menu displays the support links screen which contains a list of Internet links that provide information and support concerning the Switch Figure 28...

Страница 38: ......

Страница 39: ...you do not wish to change this then you should use the Discovery program on the Switch CD ROM to detect and configure your Switch Windows Installation 95 98 XP 2000 2003 Server NT 1 Insert the Switch...

Страница 40: ...ches connected to your LAN Figure 30 Discovered Switch 3 Figure 30 shows an example Discovered Devices screen Highlight the Secure Switch by clicking on it and click Next Figure 31 Discovery Finish Sc...

Страница 41: ...on page 14 for details The equipment at the far end is installed and correctly configured The Link Activity LED is lit but the network performance of the Switch is poor The Switch supports full duple...

Страница 42: ...ause the current configuration to be lost You forget the Switch s default IP address or you forget the User Name or Password that you assigned to the Switch The Discovery application can be used for d...

Страница 43: ...RESTART THE SWITCH button 5 Restore the configuration file that you backed up in step 1 Refer to Configuration on page 33 for details If the problem persists If the problem persists and the unit stil...

Страница 44: ......

Страница 45: ...under SELV conditions France and Peru only This unit cannot be powered from IT supplies If your supplies are of IT type this unit must be powered by 230 V 2P T via an isolation transformer ratio 1 1...

Страница 46: ...e si l quipement auquel il est raccord fonctionne dans les m mes conditions France et P rou uniquement Ce groupe ne peut pas tre aliment par un dispositif imp dance la terre Si vos alimentations sont...

Страница 47: ...stecker mu einen gem EN 60320 IEC 320 konfigurierten Ger teeingang haben Die Netzsteckdose mu in der N he des Ger ts und leicht zug nglich sein Die Stromversorgung des Ger ts kann nur durch Herauszieh...

Страница 48: ......

Страница 49: ...EMC Emissions EN 55022 Class A FCC Part 15 Subpart B Class A ICES 003 Class A VCCI Class A Immunity EN 55024 Operating Temperature 0 45 C 32 113 F Humidity 10 95 non condensing Standard EN 60068 IEC 6...

Страница 50: ......

Страница 51: ...ffered to fill resource gaps and ensure the success of your networking projects More information on 3Com Extended Warranty and Professional Services is available at http www 3com com Contact your auth...

Страница 52: ...your product is registered and under warranty you can obtain an RMA number online at http eSupport 3com com These numbers are correct at the time of publication Find a current directory of support tel...

Страница 53: ...y Telephone Number Latin America Telephone Technical Support and Repair From the Caribbean Central and South America call Antigua Argentina Aruba Bahamas Barbados Belize Bermuda Bonaire Brazil Cayman...

Страница 54: ...URL http lat 3com com lat support form html Portuguese speakers enter the URL http lat 3com com br support form html English speakers in Latin America should send e mail to lat_support_anc 3com com US...

Страница 55: ...iseconds Auto negotiation nust be enabled for the 1000BASE T ports to operate at 1000 Mbps full duplex Bandwidth The information capacity measured in bits per second that a channel can transmit The ba...

Страница 56: ...hese assignments are made by the DHCP server software that runs on Windows NT Server Ethernet A LAN specification developed jointly by Xerox Intel and Digital Equipment Corporation Ethernet networks u...

Страница 57: ...evices An IP address consists of 32 bits divided into two or three fields a network number and a host number or a network number a subnet number and a host number IP Address Internet Protocol Address...

Страница 58: ...ck Server A computer in a network that is shared by multiple end stations Servers provide end stations with access to shared network services such as computer files and printer queues SFP Small From F...

Страница 59: ...data is being sent as well as the address of the destination network Traffic Monitoring Enables the monitoring of port traffic by attaching a network analyzer to one switch port in order to monitor th...

Страница 60: ......

Страница 61: ...Cables 56 changing the admin password 23 client 56 configuring computers 17 configuring the Switch 21 CSA statement 65 D detecting the Switch 39 DHCP 56 DHCP server configuring 30 diagram front panel...

Страница 62: ...ed 57 L LAN defined 57 LAN settings configuring 23 loading Switch configuration 32 local area network 57 M MAC address 57 main menu 21 manual configuration 19 media access control 57 N network defined...

Страница 63: ...duct 51 Switch changing the password 23 configuration 21 positioning 13 restarting 32 switch defined 58 system tools 32 T TCP IP 57 defined 59 technical specifications 49 traffic 59 traffic prioritiza...

Страница 64: ......

Страница 65: ...Relocate the equipment with respect to the receiver Move the equipment away from the receiver Plug the equipment into a different outlet so that equipment and receiver are on different branch circuits...

Страница 66: ...Part Number DUA1648 5AAA02 Published September 2004...

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