Cisco Systems SLM224G4PS Setup Stack Management, Port Management Port Settings, Sntp Servers

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Chapter 5

Configuration Using the Web-based Utility

Recurring  If daylight saving time has fixed start and end dates, check this box and fill in these fields:

From  Specify the day, week, month, and time when daylight saving time will be enabled.

To  Specify the day, week, month, and time when dalight saving time will be disabled.

SNTP Servers

This is where you configure a Simple Network Time Protocol (SNTP) server. SNTP servers are used to set the system time and date automatically at set intervals.

Server1  The IP address of the primary SNTP server.

Server2  The IP address of a secondary SNTP server to be accessed if the primary SNTP server is unavailable.

SNTP Polling Interval  Enter the polling interval in seconds. The valid range of values is 60 to 86400. The default value is 1024 seconds (approx. 17 minutes).

Setup > Stack Management

The Stack Management screen allows you to configure the settings for the Switch stack.

Setup > Stack Management

Master Election  If you want the system to assign the master unit, keep the default setting, Automatically. If you want to specify the master unit yourself, select Force Master, then select unit 1 or 2 from the drop-down menu.

NOTE: If unit 1 is the master unit and unit 1 becomes unavailable, unit 2 will immediately become the master unit. If unit 1 becomes available again within 10 minutes, unit 1 will be restored as the master unit. If unit 1 becomes available after 10 minutes, unit 2 will remain the master unit. In this case, to restore unit 1 as the master unit, set Master Election to specify unit 1 as the master unit, then reboot the stack.

Stacking Ports After Reset  This indicates which Gigabit ports will be used for stacking when the system is reset. Select either Copper Ports (default) or Combo Ports.

Unit No. After Reset  This is used to change the unit numbers of the switches in the stack when the system is reset. To change a switch’s unit number, locate the unit in the Unit No. column, then select the new unit number in the Unit No. After Reset column.

Port Management

The Port Management tab contains the Port Settings, Link Aggregation, and LACP screens.

Port Management > Port Settings

The Port Settings screen displays the settings for the ports on each switch in the system. The information on the Port Settings screen is read-only. Click Detail to the right of a port’s information to edit that port’s settings using the Port Configuration screen. For detailed information on the Port Configuration screen, refer to the “Port Configuration“ section.

Port Management > Port Settings

The Port Settings screen displays the following information. For more information on these settings, refer to the “Port Configuration“ section.

Unit No.  The unit (switch) that you are managing. The default is the Master unit’s number. To manage a different unit, select its number from the drop-down menu.

Port  The port number (preceded by the unit number). For example, 2/e1 indicates Unit 2, Ethernet Port 1.

Description  The user-defined port description.

Administrative Status  Select Down to take the port offline. When Up is selected, the port can be accessed normally.

Link Status  The port’s operational status. The value is either Up (the port has an active connection) or Down (the port has no active connection, or has been taken offline by an administrator).

24/48-Port 10/100 + 4-Port Gigabit Smart Switch with Resilient Clustering Technology and PoE

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Contents Port or 48-Port 10/100 + Icon Descriptions About This GuideAbout This Guide Online ResourcesTable of Contents Snmp Snmp Global Parameters Snmp Views Snmp Group ProfileAppendix B About Switch Stacking Gigabit Ethernet Fiber Optic CablingAppendix C Glossary Appendix D Specifications Appendix G Contact InformationChapter IntroductionProduct Overview Switch LEDs and ports are located on the front panelChapter Product Overview Front PanelBack Panel Power The Power port is where you connect the AC powerSwitch’s LEDs and ports are located on the front panel Product Overview Pre-Installation Considerations Chapter InstallationInstallation Placement OptionsRack-Mount Placement Hardware InstallationDesktop Placement To set up a stack with six switches, follow these steps Uplinking the SwitchConfiguring Stack Mode Connect port G1 on Unit 3 to port G2 on Unit Power off the new unit 5 the former master unitConnect port G1 on Unit 2 to port G2 on Unit Login screen appears. Proceed to the Login section below Chapter Configuration Using Console InterfaceUsing telnet Switch Main Menu How to Use the Console InterfaceLogin System Configuration MenuManagement Settings System InformationIP Configuration User & Password SettingsSecurity Settings Http Stack Configuration Restore System Default SettingsReboot System File ManagementPort Configuration Port Status MenuHelp System ModePoE Settings LogoutSetup Summary Chapter Configuration Using Web-based UtilitySetup Device InformationOrange The administrator has closed down this port Setup ZoomSetup Network Settings Clicking on a port displays the Port Configuration screenLocal Time Setup TimeSet Time Daylight SavingPort Management Setup Stack ManagementPort Management Port Settings Sntp ServersPort Management Port Settings Port Configuration LAG Configuration Port Management Link AggregationPort Management PoE Power Settings Port Management LacpVlan Management Create Vlan Vlan Management Port SettingVlan Management Vlan TableJoin Vlan to Port Vlan Management Port to VlanVlan Management Vlan to Port Statistics Rmon History StatisticsStatistics Rmon Statistics Rmon History Table Rmon HistoryLog Table Alarm Table Statistics Rmon AlarmsAdd Alarm Statistics Interface Statistics Statistics Rmon EventsStatistics Port Utilization Ethernet-like Security 802.1x SettingsSecurity ParametersSetting Timer Security Port SecuritySecurity Management Access List Security Storm ControlBroadcast Only Counts only Broadcast traffic QoSSecurity Radius CoS Settings QoS CoS SettingsQoS Queue Settings CoS DefaultQoS Bandwidth QoS Dscp SettingsQoS Basic Mode Spanning Tree STP Status Global SettingSpanning Tree Spanning Tree Global STPSpeed Displays the speed at which the port is operating Spanning Tree STP Port SettingsBridge Settings Multicast Igmp Snooping Vlan Igmp SettingsMulticast Multicast Bridge MulticastMulticast Bridge Multicast Forward All Snmp Global ParametersSnmp Views Snmp Group ProfileUser Name Provides a user-defined local user list Snmp Group MembershipSnmp Communities Base Table Snmp Notification FilterSnmp Notification Recipient Advanced TableUser Authentication AdminAdmin User Authentication Local User EditSecure The entry is defined for locked ports Admin Static AddressAdmin Dynamic Address Query Admin Port MirroringAdmin Cable Test Clear Table If selected, this clears the MAC Address tableAdmin Save Configuration Admin Factory Default Admin Firmware UpgradeAdmin Reboot Admin Memory Logs Admin LoggingAdmin Server Logs Admin Flash Logs LogoutGigabit Ethernet Appendix aAppendix a About Gigabit Ethernet Fiber Optic Cabling Fiber Optic CablingAppendix B Appendix B About Switch StackingAbout Switch Stacking Stack Building Quick StartUnit IDs Advanced StackingStack Resiliency Unit ID AllocationMaster Election Stack Units Startup ProcessMaster Discovery Stacking Examples Unit and Port ConfigurationUser Controls Replacing a Failed Stack Member in a Running StackStack Master Failure and Replacement Subgroup Contains Both Master Unit and Backup Master Unit Splitting a StackMerging Two Stacks Both Stacks Kept Running During InsertionStacking Cable Failure Inserting Too Many UnitsGlossary Appendix CAppendix C Glossary Glossary Packet a unit of data sent over a network Mail protocol on the InternetAppendix C Appendix D Appendix D SpecificationsSpecifications Dimensions Class of Service Port-based 802.1p Vlan priority-basedPower in compliance with Ieee Management VlanAppendix E Warranty InformationObtaining Warranty Service Exclusions and LimitationsWarranty Information Technical SupportAppendix F Regulatory InformationRegulatory Information Appendix F Norsk Norwegian Miljøinformasjon for kunder i EU Appendix F Appendix G Contact Information