Polling Interval | 3Com 3CRDSF9PWR instruction

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■Unit Up Time — Displays the amount of time since the most recent device reset. The system time is displayed in the following format: Days, Hours, Minutes, and Seconds. For example, 41 days, 2 hours, 22 minutes and 15 seconds.

■Boot Code Version — Displays the current boot version running on the device.

■Hardware Version — Displays the current hardware version of the device.

Configuring the The Polling Interval Page displays the interval at which information on the Polling Interval Web management pages is refreshed.

To configure the polling interval:

1Click Device Summary > Polling Interval. The Polling Interval Page opens:

Figure 21 Polling Interval Page

The Polling Interval Page contains the following fields:

■Polling Interval — Displays the current setting for the polling interval. The range for this field is 10-180 seconds, and the default is 60 seconds. This field can also be set to 0 seconds to disable polling.

2Define the polling interval.

3Click . The polling interval is set, and the device is updated.

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3Com 3CRDSF9PWR manual Polling Interval Page contains the following fields

Contents

3Com OfficeConnect Managed PoE Switch 3Com Corporation Campus Drive Marlborough User Guide OverviewManaging System Information Provides information for About this Guide Lists conventions that are used throughout this guide ConventionsRelated Documentation About this Guide Contents Viewing Basic Settings Configuring Ports Configuring Igmp Snooping Managing System Files -O UTS Managing Device Diagnostics Troubleshooting Page Getting Started Managed Fast SwitchAbout OfficeConnect OfficeConnect Managed Fast Ethernet PoE Switch-front panel Describes the meanings of the LEDs IndicatorsOfficeConnect Managed Fast Ethernet PoE switch provides LED LED Status Specifications Fast Ethernet PoE switchSystem Installing Setting Up for Methods of Managing a SwitchManagement Refer to Setting Up Command Line Interface Management on Refer to Setting Up Web Interface Management on Automatically configured IP information Switch SetupRefer to Setting Up Snmp Management V1 or V2 on Configure IP information manually for your switch or view 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 Console#configure Console#show ip interface Setting Up Web InterfaceChoosing a Browser Over the Network Setting UpCommand Line Interface Management Where xxx.xxx.xxx.xxx is the IP address of the switch Network Using Telnet Default Users Upgrading Software using Following prompt displays Enter y and press Return. The system reboots the switch 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 Interface Components View Description Following table lists the user interface components To access the Device Representation Click Device Summary Device ViewManagement Buttons Using Screen To view configuration informationTable Options IP Setup Click Administration IP Setup. The IP Setup Page opens System Access Modify Modify the fields Click . The access fields are modified Click . The configuration is saved ConfigurationConfiguration to be saved to the flash memory To save the device configuration Resetting the Device Click Administration Reset. The Reset Page opensClick . a confirmation message is displayed Reboot in 15 seconds Password is displayedClick Restoring Factory DefaultsRestores device factory defaults To restore the device Following message appears Logging OffDevice To log off the device Viewing Basic Settings Device Summary Page contains the following fields To view the Device Summary Settings Polling Interval Polling Interval Page contains the following fields 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 Authentication Defining Port-Based802.1X Click Security 802.1X Summary. The 802.1X Summary Page opens Defining Port-Based Authentication 802.1X System Setting Port SettingsClick Security 802.1X Setup. The 802.1X Setup Page opens Defining Port-Based Authentication Defining Local DatabaseForwarded on to the originally requested web Authentication To configure Local Database SettingsLocal Database Setup Page contains the following fields Local Database Port Detail Local Database Port Setup Page contains the following fields User Name The name of users stored in the local database To display the users stored in the Local Database To create user entries in the Local Database Create a UserSummary Local Database User Modify Local Database User Remove To remove a user entry from the Local Database Connection to Encrypting Client and server establish a secure encrypted connection To configure Https settings Https//deviceportnumber Disabled Https is disabled on the device Https Download Certificate Managing Device Security Switch supports both SSH Version 1.5 and 2.0 clients To view the DSA and RSA keys Click Security SSH Host Key. The SSH Host Key Page opensSSH Host Key Page contains the following fields SSH Key Generate Must use this web page to create a public host key Filters that determine traffic classifications Defining AccessAccess Control Lists ACLs allow network managers to define Control Lists MAC Based ACL Summary Click Device ACL MAC Based ACL Setup. The MAC Based ACL To configure MAC-based ACLs Select Create ACL Add Rules to ACL Click Device ACL MAC Based ACL Remove. The MAC Based ACL To define a new MAC-based ACL rule Check Remove ACL IP Based ACL Summary Defining Access Control Lists To configure IP-based ACLs Click Device ACL IP Based ACL Setup. The IP Based ACL SetupOpens Add Rules to ACL Managing Device Security Click Device ACL IP Based ACL Remove. The IP Based ACL To create a new IP-based ACL Updated ACL Binding Summary To define ACL Binding ACL Binding Setup ACL Binding Remove To remove ACL Binding Managing Device Security For all ports SettingsTo display the storm control settings Storm Control Define the relevant fields ConfiguringTo configure Broadcast Storm Control Control Using Broadcast Storm Control Managing Device Security Information Device View Viewing System Description Configuring System Time SettingsSystem settings. The section includes the following topics Configuring the System Name Device To configure the System Name System Time Setup To configure the System Time Defining System Settings Saved to the flash memory Saving the Device To reset the device configuration Managing System Information Configuring Ports Port Administration Summary 115 Port Administration Setup To configure Port Settings 117 Click Port Administration Detail. The Port Detail Page opens 119 Configuring Ports Aggregating Ports Link Aggregation Summary Blue Displays a member of the aggregation being created To create Link Aggregation Deselected ports Summary To modify Link Aggregation Link Aggregation Modify Page includes the following fieldsBlue Displays a member of the modified aggregation Summary Link Aggregation Remove Page includes the following fields To remove Link Aggregation Lacp Summary Lacp Modify Aggregating Ports 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 VLANs Click Device Vlan Rename. The Vlan Rename Page opens To rename VLANs Click Device Vlan Modify VLAN. The Modify Vlan Page opens To edit Vlan Settings 137 Click Device Vlan Modify Port. The Modify Port Page opens To modify Port Vlan Settings Click Device Vlan Remove. The Vlan Remove Page opens To delete VLANs Configuring Vlans Address Information To define an IP interface IP Setup Page contains the following fieldsDefining IP Addressing Configuring ARP Settings ARP Settings Summary ARP Settings Setup To configure ARP entries To remove ARP entries ARP Settings Remove Configuring ARP Settings Configuring IP and MAC Address Information To view address table settings Table Settings Port Summary Configuring Igmp Snooping Click Device Igmp Snooping Setup. The Igmp Snooping To configure Igmp Snooping Vlan Settings Configuring Igmp Snooping Configuring Spanning Tree Spanning Tree Summary 157 Spanning Tree To configure Spanning Tree Setup 159 To modify Spanning Tree Spanning Tree Port Setup Recommended STA Path Cost Range Configuring Spanning Tree Snmp version Snmp version 2c Configuring Snmp To set the operational status for Snmp Click Administration Snmp Setup. The Snmp Setup Page opens To define Snmp communities Click Administration Snmp Snmp Add. The Snmp Add Page opens Community String Snmp TrapSnmp Add Page contains the following fields To remove Snmp communities or traps Remove Community StringRemoving Snmp Communities Remove Snmp Trap 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 Click Device QoS Queue. The Queue Setup Page opens To configure the queue mode CoS to Queue Summary With 0 representing the lowest queue and 3 as the highest To configure CoS values to queues Dscp to CoS Summary To view the Dscp to CoS mapping To map Dscp to CoS values Dscp to CoS Setup Trust Setup Page contains the following fields Click Device QoS Trust Setup. The Trust Setup Page opens Bandwidth Summary Ingress Rate Limit Egress Shaping Rates To configure Bandwidth Settings Bandwidth Setup Page contains the following fieldsBe applied to the egress traffic on a specified interface Egress Shaping Rate Configuring Quality of Service Voice Vlan Summary Voice Vlan Setup To configure Voice Vlan Settings Voice Vlan is defined, and the device is Voice Vlan Port Setup To configure Voice Vlan port settings Device is updated To view Voice Vlan Port Detail Settings Port DefinitionsFor specific ports Configuring Voice Vlan To view Voice Vlan OUI Settings OUI ListVoice Vlan OUI Summary Page contains the following fields Voice Vlan OUI Modify Page contains the following fields To modify Voice Vlan OUI Settings Configuring Quality of Service Managing System Files Managing System Files To backup System files Configuration Upload To restore System files Configuration Download Software Download RestoringSoftware To download the software image Managing System Files Ethernet Devices Port PoE Summary Page displays the following information Device Power Display Port Power Display Click Port PoE Setup. The Port PoE Setup Page opens To configure Port PoE Settings 203 Managing Power Over Ethernet Devices System Log Severity Levels Managing System Logs Logging Display To view Logging To define Log Parameters Logging Setup Page contains the following fields Managing System Logs Viewing Statistics Port Statistics Summary To view port statistics Port Statistics Summary Page Field Description Port Statistics Summary Page Field Description 213 Port Statistics Summary Page Field Description Managing Device Diagnostics Port mirroring is not supported for trunk ports Port Mirroring Setup To enable port mirroring Managing Device Diagnostics Port Mirroring Remove To remove port mirroring Cable Diagnostics Summary To view cables diagnostics Configuring Cable Diagnostics To test cables Diagnostics Using the command line interface to ping another device Pinging AnotherRequest packets to another node on the network Press Esc to stop pinging Supervisor 3Com Network Director Access Manager Application such as 3Com Enterprise Management Suite EMS HP OpenViewNetwork Node Manager Appendix a 3COM Network Management Physical Environmental Electrical Feature Description Switch Features Interface with Crossover Mdix SSL Appendix B Device Specifications and Features 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 Appendix C PIN-OUTS Problem TroubleshootingSolutions Problems Possible Cause Solution No connection and the port LED is off Lost Password Problems Possible Cause Solution Appendix D Troubleshooting Service Dscp Access Control ListAddress Resolution Boot Protocol Appendix E Glossary Igmp Query Ieee 802.3uIeee Igmp Snooping Link Aggregation See Port Trunk Port Authentication See Ieee Secure Shell SSH RemoteRemote Monitoring Protocol Rstp Byte blocks and error-corrected Though located on the same LANXModem TTroubleshoot Service BenefitsRegister Your Product to Gain Purchase Extended WarrantyServices Access Software Directory of 3Com resources by region at Must apply for a user name and passwordContact Us Next section 00800 4411 Contact Us Appendix F Obtaining Support for Your 3COM Products Regulatory Notices