Ethernet Port RJ-45 Pin Assignments | 3Com 2924-PWR specs

Ethernet Port RJ-45 Pin Assignments 223

Table 11 Pin assignments

Pin Number	10/100	1000

Ports configured as MDIX
1	Receive Data +	Bidirectional Data B+
2	Receive Data −	Bidirectional Data B−
3	Transmit Data +	Bidirectional Data A+
4	Not assigned	Bidirectional Data A−
5	Not assigned	Bidirectional Data D+
6	Transmit Data −	Bidirectional Data D−
7	Not assigned	Bidirectional Data C+
8	Not assigned	Bidirectional Data C−

Image 223

3Com 2924-PWR manual Ethernet Port RJ-45 Pin Assignments

Contents

3Com Baseline Switch 2924-PWR Plus 3Com Corporation Campus Drive Marlborough Overview User GuideManaging System Information Provides information for About this Guide Related ConventionsDocumentation Contents Viewing Basic Settings Configuring Ports Configuring Igmp Snooping Managing Power Over Ethernet Devices Device Specifications and Features Glossary Getting Started Hardware Features Hardware Features 2924-PWR Switch 2924-PWR Plus 24-Port-front panel LED Status IndicatorsDescribes the meanings of the LEDs System Switch Installing Web Interface Management Setting Up forMethods of Managing a Switch Management Snmp Management Switch SetupRefer to Setting Up Web Interface Management on Refer to Setting Up Snmp Management V1 or V2 on Initial Switch Setup and Management Flow Diagram Manual IP Configuration Automatic IP Configuration using Dhcp Prerequisites Interface CLI Manually set the IP Address using the Console Port Connecting the Workstation to the Switch IpSetup xxx.xxx.xxx.xxx mmm.mmm.mmm.mmm ggg.ggg.ggg.gggg Getting Started Interface Setting Up WebChoosing a Browser \ ping Over the Network Enter yes and press Return. The system reboots the switch Upgrading Software usingFollowing prompt displays Using the 3COM WEB Interface Multi-Session Web Connections Accessing the 3Com Web InterfaceStarting the 3Com Web Interface Web Interface Enter Network Password 3Com Web Interface Home Understanding 3Com Web Interface Web Interface Components Click Device Summary Device View To access the Device RepresentationManagement Buttons Viewing Configuration Information Using ScreenTable Options Click Administration IP Setup. The IP Setup Page opens Adding Configuration Information System Access Modify Modify the fields Click . The access fields are modified System Access Remove Click . The configuration is saved ConfigurationLatest configuration to be saved to the flash memory To save the device configuration Click Administration Reset. The Reset Page opens Resetting the DeviceClick . a confirmation message is displayed User Name and Password Restoring Factory Defaults Click Logging OffDevice To log off the device Viewing Basic Settings Click Device Summary. The Device Summary Page opens To view the Device Summary SettingsPage Color Key Click Device Summary Color Key. The Color Key Page opens Managing Device Security Managing Device Security System Access Summary Interface To define System Access To modify System Access To remove users Click . The Users are deleted, and the device is updated To configure the Radius client Managing Device Security Defining Port-Based Authentication802.1X Click Security 802.1X Summary. The 802.1X Summary Page opens Defining Port-Based Authentication Click Security 802.1X Setup. The 802.1X Setup Page opens 802.1X Global Settings 802.1X Port Settings Managing Device Security MAC Based ACL Summary To view MAC Based ACLs Click Device ACL MAC Based ACL Setup. The MAC Based ACL To configure MAC-based ACLsMAC Based ACL Setup Page contains the following fields Add Rules to ACL Select Create ACL To modify a MAC-based ACL rule Modify Managing Device Security MAC Based ACL Remove Page contains the following fields Click Device ACL MAC Based ACL Remove. The MAC Based ACL Check Remove ACL IP Based ACL Summary Managing Device Security IP Based ACL Setup To configure IP-based ACLs Managing Device Security Defining Access Control Lists Select Create ACL IP Based ACL Modify Modify Rule Managing Device Security Defining Access Control Lists Click Device ACL IP Based ACL Remove. The IP Based ACL IP Based ACL Remove Updated ACL Binding Summary To define ACL Binding ACL Binding Setup ACL Binding Remove To remove ACL Binding Managing Device Security To define Broadcast Storm Traffic Broadcast Storm Setup Information Device View Managing System Information Page System Name To configure the System Name System Time Setup Page contains the following fields Local SettingsEnabled on the device To configure the System Time Managing System Information Page Monitor users have no access to this Define the fields Click or . The device is reset To reset the device configuration Configuring Ports Page Port Administration Summary To view Port Settings 101 Port Administration Setup To configure Port Settings 103 To view Port Details Click Port Administration Detail. The Port Detail Page opens 105 Aggregating Ports Link Aggregation Summary Blue Displays a member of the aggregation being created To create Link AggregationDeselected ports Summary Link Aggregation Modify Page includes the following fields To modify Link AggregationBlue Displays a member of the modified aggregation Summary Link Aggregation Remove Page includes the following fields To remove Link Aggregation Lacp Summary Lacp Modify 115 Configuring Vlans Vlan Click Device Vlan Vlan Detail. The Vlan Detail Page opens Vlan Port Detail To create VLANs Click Device Vlan Setup. The Vlan Setup Page opensVlan Setup Page contains the following fields Create Rename Vlan Click Device Vlan Modify VLAN. The Modify Vlan Page opens To edit Vlan Settings Configuring Vlans Modify Vlan Port To modify Port Vlan Settings Click Device Vlan Remove. The Vlan Remove Page opens To delete VLANs Address Information To define an IP interface IP Setup Page contains the following fields Configuring ARP Settings ARP Settings Summary ARP Settings Setup To configure ARP entries To remove ARP entries ARP Settings Remove Configuring ARP Settings Traffic is seen for a certain period, are erased ConfiguringAddress Tables Databases is forwarded immediately to the port. The Dynamic To view address table settings Table Settings Port Summary Configuring Address Tables To add MAC addresses to the Address Table Address Table Configuring Address Tables To define the Aging Time Address Table Setup Page contains the following field Port Remove To remove ports Configuring IP and MAC Address Information Address Table Remove To remove MAC addresses from the Address Table Configuring IP and MAC Address Information Configuring Igmp Snooping Click Device Igmp Snooping Setup. The Igmp Snooping Setup To configure Igmp SnoopingOpens Select Enable or Disable from the Igmp Status list Configuring Spanning Tree Spanning Tree Summary Configuring Spanning Tree 149 To configure Spanning Tree Setup Global SettingsSpanning Tree Setup Page contains the following fields Bridge Settings Designated Root Spanning Tree Modify To modify Spanning Tree Configuring Spanning Tree Snmp version Snmp version 2c Configuring Snmp To define Snmp communities Snmp Communities Setup Snmp Management Insert New Community Enables adding an Snmp communityCommunity String Snmp Communities Remove To remove Snmp communities To define Snmp traps Snmp Traps Setup Snmp Traps Remove To remove Snmp traps Snmp Traps Remove Page contains the following fields Service CoS Summary Click Device QoS CoS Summary. The CoS Summary Page opens Click Device QoS CoS Setup. The CoS Setup Page opens To configure CoS Settings CoS to Queue Summary CoS to Queue Setup To configure CoS values to queues Dscp to Queue Summary Can be assigned to queue To view the Dscp Queue To map CoS to Queues Be assigned to queue Trust Setup Click Device QoS Trust Setup. The Trust Setup Page opens Bandwidth Summary Ingress Rate Limit Egress Shaping Rates Bandwidth Setup Page contains the following fields To configure Bandwidth Settings Egress Shaping Rate Tagged packets are used for all communications Defining VoiceReceived unevenly. The system supports one Voice Vlan There are two operational modes for IP Phones Voice Vlan Summary Voice Vlan Setup Voice Vlan Port Setup Device is updated Defining Voice Vlan Voice Vlan Port Details To view Voice Vlan Port Detail Settings OUI List To view Voice Vlan OUI SettingsVoice Vlan OUI Summary Page contains the following fields Voice Vlan OUI Modify Voice Vlan OUI Modify Page contains the following fields Defining Voice Vlan Managing System Files 185 To backup System files Configuration Upload To restore System files Configuration Download Software Download To download the software image Active Image Active Image Page contains the following fields Ethernet Devices Port PoE Summary Page displays the following information Device Power Display Ports Power Display Click Port PoE Setup. The Port PoE Setup Page opens Managing Power Over Ethernet Devices System Log Severity Levels Managing System Logs Logging Display To view Logging To define Log Parameters Logging Setup Managing System Logs 199 Viewing Statistics Port Statistics Summary To view Rmon statistics Viewing Statistics 203 Managing Device Diagnostics Configuring Port Mirroring Port Mirroring Setup To enable port mirroring Configuring Port Mirroring Port Mirroring Remove To remove port mirroring Copper cable attached to a port DiagnosticsTo view cables diagnostics Viewing Cable Managing Device Diagnostics To test cables Diagnostics Supervisor 3Com Network Director Access Manager Application such as 3Com Enterprise Management Suite EMS HP OpenViewNetwork Node Manager Physical Environmental Electrical Features of the Baseline Switch 2924-PWR Plus Switch Features Interface with Crossover Mdix SSL Vlan Null Modem Cable RJ-45 to RS-232 25-pin PC-AT Serial Cable 10/100 and 1000BASE-T RJ-45 connections Ethernet Port RJ-45 Pin Assignments Ethernet Port RJ-45 Pin Assignments Troubleshooting ProblemSolutions Problems Possible Cause Solution Contact 3Com Getting Started With the CommandLine Interface Sessions CLI Commands User Guidelines Syntax Default ConfigurationExample Parameters Syntax Summary Syntax Summary Default Configuration Following example displays an IP address configured manually No default IP address is defined for interfaces Upgrade Tftp Server IP AddressDestination File NameFile Type Syntax Initialize Syntax Reboot Syntax Logout Default Configuration Logout The Logout command terminates the CLI session Syntax Password Default Configuration Password The Password command changes the user’s password Service Dscp Access Control ListAddress Resolution Boot Protocol 239 MIB Group LAG Link Aggregation See Port Trunk Port Authentication See Ieee Remote AuthenticationTerminal Access Controller Access 243 Services Service BenefitsSolve Problems Online Warranty Support and Repair Access SoftwareDownloads Contact Us Country Telephone Number US and Canada Telephone Technical Support and Repair 800 876 Regulatory Notices