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Страница 2: ...000 26 7 Front Panel 7 Rear Panel 8 DGS 2000 28 8 Front Panel 8 Rear Panel 9 DGS 2000 28P 9 Front Panel 9 Rear Panel 10 DGS 2000 28MP 10 Front Panel 10 Rear Panel 11 DGS 2000 52 11 Front Panel 12 Rear Panel 12 DGS 2000 52MP 12 Front Panel 12 Rear Panel 14 LED Indicators 14 2 Hardware Installation 16 Safety Cautions 16 Step 1 Unpacking 17 Step 2 Switch Installation 17 Desktop or Shelf Installation ...
Страница 3: ...System DHCP Auto Configuration 30 System Port Settings 31 System Port Description 32 System IP Interface 32 System IPv6 Setting IPv6 System Settings 33 System IPv6 Setting IPv6 Neighbor Settings 33 System SNMP Settings SNMP Global State 34 System SNMP Settings SNMP User Table 34 System SNMP Settings SNMP Group Table 35 System SNMP Settings SNMP View Table 35 System SNMP Settings SNMP Community Tab...
Страница 4: ...iguration IGMP Snooping IGMP Snooping Static Group Settings 57 Configuration MLD Snooping MLD Snooping Settings 58 Configuration MLD Snooping MLD Host Table 58 Configuration ISM VLAN Settings 58 Configuration Jumbo Frame 59 Configuration Port Mirroring 60 Configuration Loopback Detection 60 Configuration SNTP Settings Time Settings 61 Configuration SNTP Settings TimeZone Settings 62 Configuration ...
Страница 5: ...02 1X 802 1X Authentication RADIUS Server 87 Security 802 1X 802 1X Guest VLAN 88 Security MAC Address Table Static MAC 89 Security MAC Address Table Dynamic Forwarding Table 89 Security Access Authentication Control Authentication Policy Settings 89 Security Access Authentication Control Application Authentication Settings 90 Security Access Authentication Control Authentication Server Group 90 S...
Страница 6: ... 116 PoE PoE Port Settings DGS 2000 10P 10MP 28P 28MP 52MP only 116 PoE PoE System Settings DGS 2000 10P 10MP 28P 28MP 52MP only 118 LLDP LLDP Global Settings 118 LLDP Basic LLDP Port Settings 119 LLDP 802 1 Extension LLDP Port Settings 120 LLDP 802 3 Extension LLDP Port Settings 120 LLDP LLDP Management Address Settings 121 LLDP LLDP Statistics Table 122 LLDP LLDP Management Address Table 122 LLD...
Страница 7: ...Table of Contents D Link DGS 2000 Series Ethernet Switch User Manual vi D Link Green Technology 錯誤 尚未定義書籤 Appendix C Rack mount Instructions 136 ...
Страница 8: ...elnet Terms Usage In this guide the term Switch first letter capitalized refers to the Smart Switch and switch first letter lower case refers to other Ethernet switches Some technologies refer to terms switch bridge and switching hubs interchangeably and both are commonly accepted for Ethernet switches A NOTE indicates important information that helps a better use of the device A CAUTION indicates...
Страница 9: ...se functions allow switches to work seamlessly with VLAN and 802 1p traffic in the network Auto Surveillance VLAN will automatically place the vedio traffic from pre defined IP surveillance devices to an assigned VLAN with higher priority so it can be separated from normal data traffic Asymmetric VLAN is implemented in these switches for a more efficient use of shared resources such as server or g...
Страница 10: ...ct Speed LED 9F 10F The Link Act Speed LED flashes which indicates a network link through the corresponding port Blinking indicates that the Switch is either sending or receiving data to the port When the port LED glows in amber it indicates the port is running on 100M When the port LED glows in green it is running on 1000Mbps Reset Press the Reset button for 1 5 seconds to reset the Switch back t...
Страница 11: ...ther sending or receiving data to the port When the port LED glows in amber it indicates the port is running on 100M When the port LED glows in green it is running on 1000Mbps Mode By pressing the Mode button the Port LED will switch between Link Act and PoE modes Reset Press the Reset button for 1 5 seconds to reset the Switch back to the default settings and led will be solid light with amber fo...
Страница 12: ...Speed LED 1 8 The Link Act Speed LED flashes which indicates a network link through the corresponding port Blinking indicates that the Switch is either sending or receiving data to the port When a port has an amber light this indicates that the port is running on 10M or 100M When it has a green light it is running on 1000M Port Link Act Speed LED 9F 10F The Link Act Speed LED flashes which indicat...
Страница 13: ...el Power Connect the supplied AC power cable to this port DGS 2000 20 20 Port 10 100 1000Mbps includes 4 SFP Combo Ports 100 1000Mbps Ethernet Switch Front Panel Figure 1 7 DGS 2000 20 Front Panel The front panel of the DGS 2000 20 switch consists out of the following Power LED The Power LED lights up when the Switch is connected to a power source Port Link Act Speed LED 1 20 The Link Act Speed LE...
Страница 14: ...rt 10 100 1000Mbps plus 2 SFP Ports 100 1000Mbps Ethernet Switch Front Panel Figure 1 9 DGS 2000 26 Front Panel The front panel of the DGS 2000 26 switch consists out of the following Power LED The Power LED lights up when the Switch is connected to a power source Port Link Act Speed LED 1 24 The Link Act Speed LED flashes which indicates a network link through the corresponding port Blinking indi...
Страница 15: ...Power LED The Power LED lights up when the Switch is connected to a power source Port Link Act Speed LED 1 28 The Link Act Speed LED flashes which indicates a network link through the corresponding port Blinking indicates that the Switch is either sending or receiving data to the port When a port has an amber light this indicates that the port is running on 10M or 100M When it has a green light it...
Страница 16: ...udget defined by the administrator via PoE System Settings page of Web GUI or the default power budget of 193 Watts The blinking amber of PoE Max LED represents the switch is in guradband mode available power left is less 7 watts Port Link Act Speed LED 1 28 The Link Act Speed LED flashes which indicates a network link through the corresponding port Blinking indicates that the Switch is either sen...
Страница 17: ...nter in loader mode you can use DNA tool standalone version 2 0 2 4 only No support by Chrome DNA3 x x x to download the image or call D Link Technical Support for further help Rear Panel Figure 1 14 DGS 2000 28P Rear Panel Power Connect the supplied AC power cable to this port DGS 2000 28MP 28 Port 10 100 1000Mbps includes 4 SFP Combo Ports 100 1000Mbps Ethernet PoE Switch Front Panel Figure 1 15...
Страница 18: ...r la description ci dessous ou son équivalent Ce produit est destiné à être utilisé avec un transceiveur optique homologué UL tension DC3 3V classe laser I NOTE The port 1 port 24 are PoE ports When user press the Mode button to PoE mode only port 1 port 24 will light up CAUTION This equipment can be connected only to PoE networks without routing to the outside plant L équipement est conçu pour un...
Страница 19: ...s in amber it indicates the port is running on 100M When the port LED glows in green it is running on 1000Mbps Reset Press the Reset button for 1 5 seconds to reset the Switch back to the default settings and led will be solid light with amber for 1 second CAUTION The MiniGBIC ports should use UL listed Optical Transceiver product Rated Laser Class I 3 3Vdc Si le transceiveur optique n est pas liv...
Страница 20: ...ng data to the port When the port LED glows in amber it indicates the port is running on 100M When the port LED glows in green it is running on 1000Mbps Mode By pressing the Mode button the Port LED will switch between Link Act and PoE modes Reset Press the Reset button for 1 5 seconds to reset the Switch back to the default settings and led will be solid light with amber for 1 second CAUTION The ...
Страница 21: ...when the total PoE output of Switch reached or exceeded DGS 2000 10P 65 Watts DGS 2000 10MP 130 Watts DGS 2000 28P 193 Watts DGS 2000 28MP and DGS 2000 52MP 370 Watts In the meantime no additional PoE device can be supported Blinking Amber Total PoE output of Switch reached guard band mode Max PoE budget 7 Watts Light off When the system power usage does not reach the guard band range LED Per 10 1...
Страница 22: ...olid Green When there is a secure 1000Mbps Ethernet connection or link at any of the ports Blinking Green When there is reception or transmission i e Activity Act of data occurring at a 1000Mbps Ethernet connected port Solid Amber When there is a secure 100Mbps Ethernet connection or link at any of the ports Blinking Amber When there is reception or transmission i e Activity Act of data occurring ...
Страница 23: ... the type of external power source indicated on the electrical ratings label If you are not sure of the type of power source required consult your service provider or local power company Also be sure that attached devices are electrically rated to operate with the power available in your location Use only approved power cable s If you have not been provided with a power cable for your system or fo...
Страница 24: ...ng Started Guide User Guide CD Power cord and Power Cord Retainer Rack mount kit and rubber feet If any item is found missing or damaged please contact the local reseller for replacement Step 2 Switch Installation For safe switch installation and operation it is recommended that you Visually inspect the power cord to see that it is secured fully to the AC power connector Make sure that there is pr...
Страница 25: ...ration of the equipment is not compromised C Mechanical Loading Mounting of the equipment in the rack should be such that a hazardous condition is not achieved due to uneven mechanical loading D Circuit Overloading Consideration should be given to the connection of the equipment to the supply circuit and the effect that overloading of the circuits might have on overcurrent protection and supply wi...
Страница 26: ... 1 19 9 Figure 2 4 Insert Tie Wrap to the Switch B Plug the AC power cord into the power socket of the Switch Figure 2 5 Connect the power cord to the Switch C Slide the Retainer through the Tie Wrap until the end of the cord Figure 2 6 Slide the Retainer through the Tie Wrap ...
Страница 27: ...r around the power cord and into the locker of the Retainer Figure 2 7 Circle around the power cord E Fasten the tie of the Retainer until the power cord is secured Figure 2 8 Secure the power cord F Users may now connect the AC power cord to an electrical outlet preferably one that is grounded and surge protected ...
Страница 28: ...ercially available 6 AWG wire is recommended The length of the cable depends on the proximity of the switch to proper grounding facilities A screwdriver not included in the accessory kit The following steps let you connect the switch to a protective ground Step 1 Verify if the system power is off Step 2 Use the ground cable to place the 8 terminal lug ring on top of the ground screw opening as see...
Страница 29: ...2 Hardware Installation D Link DGS 2000 Series Ethernet Switch User Manual 2 22 2 Le cordon d alimentation de l équipement doit être branché sur une prise de courant dotée d une connexion à la terre ...
Страница 30: ...ers The embedded Web based Management currently supports the following web browsers Web Browser via IE8 or later version Firefox Chrome and Safari Connecting to the Switch You will need the following equipment to begin the web configuration of your device 1 A PC with a RJ 45 Ethernet connection 2 A standard Ethernet cable Connect the Ethernet cable to any of the ports on the front panel of the swi...
Страница 31: ... Management interface then click OK By default the username and password are null Figure 3 3 Logon Dialog Box Smart Wizard After a successful login the Smart Wizard will guide you through essential settings of the D Link DGS 2000 Series Ethernet Switch Please refer to the Smart Wizard Configuration section for details Web based Management By clicking the Exit button in the Smart Wizard you will en...
Страница 32: ...d convenient way for essential utility functions like firmware and configuration management Function Tree By choosing different functions in the Function Tree you can change all the settings in the Main Configuration Screen Main Configuration Screen To display the current status of your Switch by clicking the model name on top of the function tree At the upper right corner of the screen the userna...
Страница 33: ... for the file path You can view or edit the log file by using text editor e g Notepad Figure 4 4 Save Log Tool Bar Tools Menu The Tools Menu offers global function controls such as Reset System Reboot Device Configuration Backup Restore System Log Backup Firmware Backup Upgrade Firmware Information and Configuration Information Figure 4 5 Tool Menu Reset System Provide variable safe reset options ...
Страница 34: ... backup settings file Click Restore after selecting the backup settings file you want to restore TFTP TFTP Trivial File Transfer Protocol is a file transfer protocol that allows you to transfer files to a remote TFTP server TFTP Server IP Address with IPv4 or IPv6 address and TFTP File Name for the configuration file you want to save to restore from Click Backup to save the current settings to the...
Страница 35: ...or upgrade the firmware to or from a remote TFTP server Specifies TFTP Server IP Address with IPv4 or IPv6 address and TFTP File Name for the configuration file you want to save to restore from Backup firmware to file Select Image_id1 or Image_id 2 Click Backup to save the firmware to the TFTP server Click Upgrade after selecting the firmware file you want to restore NOTE Do not disconnect the PC ...
Страница 36: ...tion guide Figure 4 13 Online Help Function Tree All configuration options on the switch are accessed through the Setup menu on the left side of the screen Click on the setup item that you want to configure The following sections provide more detailed description of each feature and function Figure 4 14 Function Tree Device Information The Device Information provides an overview of the switch incl...
Страница 37: ... IPv4 Address NetMask and Gateway can be manually configured When using DHCP mode the Switch will first look for a DHCP server to provide it with an IP address including network mask and default gateway before using the default or previously entered settings By default the IP setting is static mode with IP address is 10 90 90 90 and subnet mask is 255 0 0 0 DHCP Option 12 State Specifies the DHCP ...
Страница 38: ...nformation Figure 4 18 System Port Settings Speed Gigabit Fiber connections can operate in 1000M Auto or Disabled Copper connections can operate in Forced Mode settings 2500M Full 1000M Full 100M Full 100M Half 10M Full 10M Half Auto or Disabled The default setting for all ports is Auto NOTE Be sure to adjust port speed settings appropriately after changing the connected cable media types NOTE All...
Страница 39: ...ed is set to Auto these capabilities are advertised during auto negotitation System Port Description Port description can be given on this page Figure 4 19 System Port Description From Port To Port Specifies the range of ports to describe Description Specifies the description for the chosen ports Click Apply to set the description in the table System Port Configuration Port Error Disabled The Port...
Страница 40: ...es the interface administration state System IPv6 Setting IPv6 System Settings Used to configure IPv6 parameters for system interface Figure 4 22 System IPv6 Interface Settings IPv6 Options to enable disable IPv6 address of system interface DHCPv6 Client Options to enable disable DHCPv6 client mode on system interface NS Retransmit Time Settings Specify the time period for sending NS Automatic Lin...
Страница 41: ...he Switch or LAN Managed devices that support SNMP include software referred to as an agent which runs locally on the device A defined set of variables managed objects is maintained by the SNMP agent and used to manage the device These objects are defined in a Management Information Base MIB which provides a standard presentation of the information controlled by the on board SNMP agent SNMP define...
Страница 42: ...eatures SNMPv2 SNMPv2 supports both centralized and distributed network management strategies It includes improvements in the Structure of Management Information SMI and adds some security features SNMPv3 SNMPv3 provides secure access to devices through a combination of authentication and encrypting packets over the network Security Level This function is only available when user select SNMPv3 sec...
Страница 43: ...Switch s SNMP agent Community Name Name of the community string User Name View Policy Specify the read write or read only level permission for the MIB objects accessible to the SNMP community Figure 4 28 System SNMP Settings SNMP Community Table Click Apply to create a new SNMP community Delete to remove an existing community System SNMP Settings SNMP Host Table This page is to configure the SNMP ...
Страница 44: ...licate IP Detected Trap event when duplicate IP address detected Trap notification if PoE Power On Off Trap event of PoE powering state in port basis Trap notification if PoE Power Error Trap event of PoE error Trap notification if over max power budget Trap event when device supplies power over the max power budget Click Apply to make the configurations take effect System User Accounts The User A...
Страница 45: ... default is 300 seconds System ARP Aging Time Settings The ARP Aging Time Settings page provides user to globally set the maximum amount of time in minutes and Address Resolution Protocol ARP entry can remain in the Switch s ARP table without being accessed before it is dropped from the table Figure 4 34 System ARP Aging Time Settings ARP Aging Time 0 65535 Specifies the ARP aging time on the Swit...
Страница 46: ...l be used to encode the circuit ID option UDF String A user specified string to be used to encode the circuit ID option Enter a string with the maximum length of 32 Click Apply to make the configurations take effect System Web Settings The WEB State is Enabled by default If user chooses to disable this by selecting Disabled user will lose the ability to configure the system through the web interfa...
Страница 47: ...ns take effect System D Link Discover Protocol Settings For the D Link Discovery Protocol DDP supported device this page is an option for user to disable DDP or configure the DDP packet report timer D Link Discover Protocol State The default setting is Disabled Figure 4 39 System D Link Discover Protocol Settings D Link Discover Protocol Report Timer Seconds Configure the report timer of D Link Di...
Страница 48: ...rface This command used to probe path to the specific destination address Figure 4 41 System Trace Route IP address Specify the destination IP address TTL Specify the maximum Time to Live Timeout Specify the maximum time for response in a hop Probe Specify the time to probe the destination System MAC Notification Settings MAC Notification page is used to monitor MAC addresses learned and entered i...
Страница 49: ... System Log Configuration System Log Settings Save Mode Use this drop down menu to choose the method that will trigger a log entry User can choose between On Demand Time Interaval and Log Trigger Time Interval Enter a time interval in seconds for which user would like a log entry to be made System System Log Configuration System Log Server The user can send Syslog messages to up to four designated...
Страница 50: ... be configured Date Select Date and specifies the From Day and To Day of the time profile Hours HH MM Specifies the Start Time and End Time Weekdays Specifies the work day for the time profile Or tick Select All Days to select all days for the time profile Click Apply to create a new time profile or click Delete to delete a time profile from the table NOTE The time must be set after current time o...
Страница 51: ...ngs The IEEE 802 3 EEE standard defines mechanisms and protocols intended to reduce the energy consumption of network links during periods of low utilization by transitioning interfaces into a low power state without interrupting the network connection The transmitted and received sides should be IEEE802 3az EEE compliance By default the switch enabled the 802 3az EEE function Users can disable th...
Страница 52: ... create a new VID group assigning ports from 01 to 28 as Untag Tag or Not Member A port can be untagged in only one VID To save the VID group click Apply You may change the name accordingly to the desired groups such as R D Marketing email etc Figure 4 48 Configuration 802 1Q VLAN Click Add to create a new VID group entering the VID and VLAN name assigning ports role as Untag Tag or Not Member To ...
Страница 53: ...2 1Q VLAN PVID The 802 1Q VLAN PVID setting allows user to configure the PVID for each ports Click Apply to implement changes made Figure 4 52 Configuration 802 1Q VLAN PVID Configuration Voice VLAN Voice VLAN Global Settings Voice VLAN is a feature that allows you to automatically place the voice traffic from IP phone to an assigned VLAN to enhance the VoIP service With a higher priority and indi...
Страница 54: ...ill be removed from the voice VLAN after the expiration of the voice VLAN aging timer Selectable range is from 1 to 120 hours and default is 1 Click Apply to implement changes made Voice VLAN OUI Settings This allows the user to configure the user defined voice traffic s OUI An Organizationally Unique Identifier OUI is the first three bytes of the MAC address This identifier uniquely identifies a ...
Страница 55: ...ity of VoIP traffic are guaranteed Figure 4 54 VLAN Voice VLAN Voice VLAN Port Settings From Port To Port A consecutive ports may be selected by From Port and To Port dropdown lists Auto Detection Switch will add ports to the voice VLAN automatically if it detects the device OUI matches the Telephony OUI configured in Voice VLAN OUI Setting page Use the drop down menu to enable or disable the OUI ...
Страница 56: ...eillance Properties The Auto Surveillance Properties page allows user to configure and display the ports surveillance VLAN settings and information Figure 4 57 VLAN Auto Surveillance VLAN Auto Surveillance Properties Global Settings To configure the related auto surveillance VLAN global settings Auto Surveillance VLAN To enable or disable the auto surveillance VLAN state Surveillance VLAN ID Speci...
Страница 57: ... assigned VLAN to enhance the IP surveillance service With a higher priority and individual VLAN the quality and the security of surveillance traffic are guaranteed The Auto Surveillance VLAN function will check the source MAC address VLAN ID on the incoming packets If it matches specified MAC address VLAN ID the packets will pass through switch with desired priority Figure 4 58 VLAN Auto Surveill...
Страница 58: ...e customer s frames when they enter the service provider s network and then removing the tags when the frames leave the network Customers of a service provider may have different or specific requirements regarding their internal VLAN IDs and the number of VLANs that can be supported Therefore customers in the same service provider network may have VLAN ranges that overlap which might cause traffic...
Страница 59: ...ion translates the VLAN ID carried in the data packets it receives from private networks into those used in the Service Providers network Figure 4 62 Configuration QinQ VLAN Translation Settings From Port To Port A consecutive group of ports that are part of the VLAN configuration starting with the selected port Action Specify for SPVID packets to be added or replaced CVID List 1 4094 The customer...
Страница 60: ...pecify the ID Type and Master Port then select the ports to be grouped together and then click Apply to activate the selected Trunking groups Two types of link aggregation can be selected Static Static link aggregation LACP LACP Link Aggregation Control Protocol is enabled on the device LACP allows for the automatic detection of links in a Port Trunking Group Disable Remove all members in this tru...
Страница 61: ...is the default value Click Apply to implement the changes made Configuration IGMP Snooping IGMP Snooping With Internet Group Management Protocol IGMP snooping the DGS 2000 Series Ethernet Switch can make intelligent multicast forwarding decisions by examining the contents of each frame s Layer 2 MAC header IGMP snooping can help reduce cluttered traffic on the LAN With IGMP snooping enabled global...
Страница 62: ...utton to enter the IGMP Parameters Settings page Figure 4 66 Configuration IGMP Snooping IGMP Snooping Parameters Settings Parameters Description State Used to control IGMP snooping state for this particular VLAN group The state Enabled Disabled can be selected in drop down list Robustness Variable 2 255 sec The Robustness Variable allows adjustment for the expected packet loss on network The larg...
Страница 63: ...learning is a mechanism that helps to register the IGMP group via multicast traffic packet The feature helps to solve some special network application that end host does not support IGMP function but only sending multicast traffic for example IP camera VLANDateDrivenLear ningAge Specifies that the aging out of the entry will be enabled or disabled Report Suppression By Enabled Report Suppression t...
Страница 64: ...s Click Apply to make the configurations take effect Configuration IGMP Snooping Host Table The Host Table page displays the information of Host Table Including VLAN ID Group Port Number and Host IP Figure 4 70 Configuration IGMP Snooping Host Table Configuration IGMP Snooping IGMP Snooping Static Group Settings The IGMP Snooping Static Group Settings page allows the Switch to read the Multicast G...
Страница 65: ...on under Router Port Setting and select the ports to be assigned for MLD snooping for the VLAN and press Apply for changes to take effect Configuration MLD Snooping MLD Host Table The MLD Host Table page displays the MLD Snooping information Figure 4 73 Configuration MLD Snooping MLD Host Table Configuration ISM VLAN Settings In a switching environment multiple VLANs may exist Every time a multica...
Страница 66: ...agged members of the Multicast VLAN Source Ports Enter a port or list of ports to be added to the Multicast VLAN Source ports shall be the tagged members of the multicast VLAN IPv4 Replace Source This field is used to replace the source IPv4 address of incoming packets sent by the host before being forwarded to the source port IPv6 Replace Source IP This field is used to replace the source IPv6 ad...
Страница 67: ...he data that is received from the source port and forwards it to the Target Port Click all to include all ports into port mirroring TX RX transmit and receive mode Duplicate both the data transmitted from and data sent to the source port and forwards all the data to the assigned Target Port Click all to include all ports into port mirroring None Turns off the mirroring of the port Click all to rem...
Страница 68: ... Detection Recover Time can be set at 0 seconds or 60 to 1000000 seconds Entering 0 will disable the Loop Detection Recover Time The default is 60 seconds From Port The beginning of a consecutive group of ports may be configured starting with the selected port To Port The ending of a consecutive group of ports may be configured starting with the selected port State Use the drop down menu to toggle...
Страница 69: ...from which the system time is retrieved SNTP Second Server Select IPv4 or IPv6 and specify the IP address of the secondary SNTP server from which the system time is retrieved SNTP Poll Interval in Seconds 30 99999 Defines the interval in seconds at which the SNTP server is polled for Unicast information The Poll Interval default is 30 seconds Click Apply to make the configurations take effect When...
Страница 70: ... each year DST Annual Settings From Month Day Enter the month DST and date DST will start on each year From Time In HH MM Enter the time of day that DST will start on each year To Month Day Enter the month DST and date DST will end on each year To Time HH MM Enter the time of day that DST will end on each year Click Apply to make the configurations take effect Configuration DHCP Relay DHCP Relay G...
Страница 71: ...o the DHCP client that sent the DHCP request Disabled If the field is toggled to Disabled the relay agent will not insert and remove DHCP relay information option 82 field in messages between DHCP servers and clients and the check and policy settings will have no effect DHCP Relay Agent Information Option 82 Check It filed is used to enable or disable the ability to check DHCP option 82 informatio...
Страница 72: ...nterface The IP interface on the Switch that will be connected directly to the Server Server IP Enter the IP address of the DHCP server Up to four server IPs can be configured per IP Interface Click Apply to make the configurations take effect Configuration DHCP Local Relay Settings The DHCP Local Relay Settings page allows the user to configure DHCP Local Relay DHCP broadcasts are trapped by the ...
Страница 73: ...ly to make the configurations take effect Configuration Spanning Tree STP Bridge Global Settings The Switch implements three versions of the Spanning Tree Protocol the Rapid Spanning Tree Protocol RSTP as defined by the IEEE 802 1w specification and a version compatible with the IEEE 802 1D STP and Multiple Spanning Tree Protocol MSTP as defined by the IEEE802 1 specification RSTP can operate with...
Страница 74: ...ormation Set by the Root Bridge this value will aid in determining that the Switch has spanning tree configuration values consistent with other devices on the bridged LAN If the value ages out and a BPDU has still not been received from the Root Bridge the Switch will start sending its own BPDU to all other switches for permission to become the Root Bridge If it turns out that the Switch has the l...
Страница 75: ...inks between switches and similar network devices The port level STP will block redundant links within an STP Group It is advisable to define an STP Group to correspond to a VLAN group of ports Figure 4 86 Configuration Spanning Tree STP Port Settings From Port To Port A consecutive group of ports may be configured starting with the selected port State Use the drop down menu to enable or disable S...
Страница 76: ...nge If set to True it stops the port from propagating received TCN and to other ports The default value is False Forwarding BPDU Bridges use Bridge Protocol Data Units BPDU to provide spanning tree information STP BPDUs filtering is useful when a bridge interconnects two regions each region needing a separate spanning tree BPDU filtering functions only when STP is disabled either globally or on a ...
Страница 77: ...ore information about and entry on the table at the top of the window click the view button The window above contains the following information MSTI ID Enter the MSTI ID in this field An entry of 0 denotes the CIST default MSTI Priority Enter the new priority in the Priority field The user may set a priority value between 0 61440 Click Apply to implement the new priority setting Configuration Span...
Страница 78: ... packets first A lower number denotes a higher priority Configuration 802 3ah EthernetLink OAM Ethernet OAM Port Settings The Ethernet OAM Port Settings page allows user to configure the Ethernet OAM settings Figure 4 90 Configuration Ethernet OAM Ethernet OAM Port Settings From Port To Port Select a range of ports to be configured Mode Use the drop down menu to select to operate in either Active ...
Страница 79: ...be enabled or disabled Click the Apply button to accept the changes made Configuration DDM DDM Settings The Digital Diagnostic Monitoring DDM functions allow the user to view the digital diagnostic monitoring status of SFP modules inserting to the Switch and to configure related settings The DDM Settings page allows user to configure the action that will occur for specific ports when an exceeding ...
Страница 80: ...arning Specifies the low threshold for the warning When the operating temperature falls below the configured value the action associated with the warning is taken Vaule 128 127 996 Specifies the value for the specified type of port Click Apply to make the configurations take effect Configuration DDM DDM Voltage Settings Threshold Settings The DDM Voltage Settings Threshold Settings page is used to...
Страница 81: ...e the configured value the action associated with the alarm is taken Low Alarm Specifies the low threshold for the alarm When the Bias current threshold falls below the configured value the action associated with the alarm is taken High Warning Specifies the high threshold for the warning When the Bias current threshold rises above the configured value the action associated with the warning is tak...
Страница 82: ...pecific ports on the Switch Figure 4 97 Configuration DDM DDM RX Power Threshold Settings Port Specifies the port to be configured Type Specifies the type for the operating parameter the options are High Alarm Low Alarm High Warning and Low Warning High Alarm Specifies the high threshold for the alarm When the RX power threshold rises above the configured value the action associated with the alarm...
Страница 83: ...overy can complete in configured discovery time it concludes the link is bidirectional Otherwise it starts detecting task to detect the link status Figure 4 100 Configuration DULD DULD Port Settings From Port To Port Specifies a range of ports to be configured Admin State Enable or disable the port unidirectional link detection status The default is disabled Mode Specifies the mode of DULD Normal ...
Страница 84: ... Filtering Mode This drop down menu allows user to select the action the Switch will take when it receives a multicast packet that is to be forwarded to one of the ports in the range specified above Forward Unregistered Groups This will instruct the Switch to forward a multicast packet whose destination is an unregistered multicast group residing within the range of ports specified above Filter Un...
Страница 85: ... IPv4 or IPv6 and select the Access is Deny or Permit then Click Apply to make the configurations take effect Figure 4 104 Configuration IGMP Snooping Limited Multicast Range Settings From Port To Port Specify the port ranges to be configured Profile Type Specify the profile type is IPv4 or IPv6 Profile ID Specify the Profile ID Click Add to create the Profile ID with specified ports or click Dele...
Страница 86: ...s the hardware Traffic Control mechanism which means the Switch s hardware will determine the Packet Storm based on the Threshold value stated and drop packets until the issue is resolved Shutdown Utilizes the Switch s software Traffic Control mechanism to determine the Packet Storm occurring Once detected the port will deny all incoming traffic to the port except STP BPDU packets which are essent...
Страница 87: ...t Storm type from Broadcast Multicast Broadcast Multicast Unknown Unicast Broadcast Unknown Unicast Multicast Unknown Unicast and Broadcast Multicast Unknown Unicast Click Apply for the settings to take effect Auto Recover Time 0 65535 Specify the auto recover time The value is from 0 to 65535 Click Apply for the settings to take effect Traffic Trap Settings Specify the traffic trap is None Storm ...
Страница 88: ...tting packets No Limit This drop down menu allows user to specify that the selected port will have no bandwidth limit Enabled disables the limit Rate 16 1000000 This field allows user to enter the data rate in Kbits per second will be the limit for the selected port The value is between 63 and 1024000 Click Apply to set the bandwidth control for the selected ports NOTE The TX rate for Gigabit port...
Страница 89: ...guration The RMON Ethernet Statistics Configuration contains the following fields Index 1 65535 Indicates the RMON Ethernet Statistics entry number Port Specifies the port from which the RMON information was taken Owner Displays the RMON station or user that requested the RMON information Click Apply to make the configurations take effect RMON RMON History Control Configuration The RMON History Co...
Страница 90: ...he alarm interval time in seconds Sample type Defines the sampling method for the selected variable and comparing the value against the thresholds The possible field values are Delta value Subtracts the last sampled value from the current value The difference in the values is compared to the threshold Absolute value Compares the values directly with the thresholds at the end of the sampling interv...
Страница 91: ...er may permit only single or a range of IP addresses by different IP mask settings the format can either be 192 168 1 1 255 255 255 0 or 192 168 0 1 24 Please see the example below for permitting the IP range IP Address Subnet Mask Permitted IP 192 168 0 1 255 255 255 0 192 168 0 1 192 168 0 255 172 17 5 215 255 0 0 0 172 0 0 1 172 255 255 255 To delete the IP address simply click the Delete butto...
Страница 92: ...of ports The options are Delete On Reset The locked addresses will not age out until the Switch has been reset Delete On Timeout The locked addresses will age out after the aging timer expires Permanent The locked addresses will not age out after the aging timer expires Click Apply to make configurations make effects Security Port Security FDB Entry The page displays the MAC entries that trigger p...
Страница 93: ...nge with the client Default is 60 seconds ServerTimeout 1 65535 sec Sets the amount of time the switch waits for a response from the client before resending the response to the authentication server Default is 30 seconds TxPeriod 1 65535 sec This sets the TxPeriod of time for the authenticator PAE state machine This value determines the period of an EAP Request Identity packet transmitted to the c...
Страница 94: ...the administrative controlled direction on the port The possible field values are Both Specify the control is exerted over both incoming and outgoing traffic through the controlled port selected in the first field In Disables the support in the present firmware release Click Apply to make the configurations take effect Security 802 1X 802 1X User The 802 1X User page allows user to set different l...
Страница 95: ...cation attempts Users failing to be authenticated after the set amount of attempts will be denied access to the Switch and will be locked out of further authentication attempts Command line interface users will have to wait 60 seconds before another authentication attempt Telnet and web users will be disconnected from the Switch The user may set the number of attempts from 1 to 255 The default set...
Страница 96: ...then click Apply associated with the identified address Figure 4 124 Security MAC Address Table Dynamic Forwarding Table Security Access Authentication Control Authentication Policy Settings This feature will enable an administrator defined authentication policy for users trying to access the Switch When enabled the device will check the Login Method List and choose a technique for user authentica...
Страница 97: ...od List or other Method List configured by the user Enable Method List Using the pull down menu configure an application for normal login on the user level utilizing a previously configured method list The user may use the default Method List or other Method List configured by the user Click Apply to implement configuration changes Security Access Authentication Control Authentication Server Group...
Страница 98: ...cation packets to a remote TACACS or RADIUS server host on a remote host The TACACS or RADIUS server host will then verify or deny the request and return the appropriate message to the Switch More than one authentication protocol can be run on the same physical server host but remember that TACACS and RADIUS are separate entities and are not compatible with each other The maximum supported number ...
Страница 99: ... following parameters and click Apply Method List Name Enter a method list name defined by the user of up to 15 characters Priority 1 2 3 4 The user may add one or a combination of up to four of the following authentication methods to this method list none Adding this parameter will require an authentication to access the Switch local Adding this parameter will require the user to be authenticated...
Страница 100: ...e allows user to configure the locally enabled password When a user chooses the local_enable method to promote user level privileges to administrator privileges he or she will be prompted to enter the password configured here that is locally set on the Switch Figure 4 132 Security Access Authentication control Local Enable Password Settings To set the Local Enable Password set the following parame...
Страница 101: ...y DoS Prevention Settings Prevention Settings Type Select the attack types to be prevented The types are Land Attack TCP Tine Frag Attack TCP Null Scan TCP Xmascan TCP SYNFIN TCP SYN SrcPortless 1024 Ping Death Attack or All State Specify the state to be enabled or disabled Click Apply to make the configurations take effect Security Smart Binding Smart Binding Settings The primary purpose of Smart...
Страница 102: ...e the PC will not send out ARP packets IP Inspection When IP Inspection is enabled and ARP Inspection is disabled all non IP packets are forwarded by default If ARP Inspection and IP Inspection mode are enabled the Switch will inspect all incoming ARP and IP packets and compare them to the IMPB white list If the IP MAC pair find a match in the white list the packets from that MAC address are unblo...
Страница 103: ...binding devices Apply click Apply to set IP MAC Port Binding entries Select All to check the boxes of Binding for all found devices Clear All to cancel the box of Binding Security Smart Binding White List When IP ARP Inspection Mode were selected the White List page displays finished IP MAC Port Binding entries from page Smart Binding Only IP packets or ARP packets carrying matched IP MAC Port inf...
Страница 104: ...om the list Click Select All to select all entries or click Clean to select none of the entries Security Smart Binding DHCP Snooping List The DHCP Snooping List page shows the DHCP Snooping list Figure 4 139 Security Smart Binding DHCP Snooping List Monitoring Statistics The Statistics screen displays the status of each port packet count Figure 4 140 Monitoring Statistics Refresh All Renews the de...
Страница 105: ... of the Switch Information such as the Session ID of the user initial Login Time Live Time configuration connection From the Switch Level and Name of the user are displayed Click Reload to refresh this window Figure 4 142 Monitoring Session Table Monitoring CPU Utilization The CPU Utilization displays the percentage of the CPU being used expressed as an integer percentage and calculated as a simpl...
Страница 106: ...nitoring Memory Utilization The information is described as follows Time Interval Select the desired setting between 1s and 60s where s stands for seconds The default value is one second Record Number Select number of times the Switch will be polled between 20 and 200 The default value is 200 Show Hide Check whether to display Five Secs One Min and or Five Mins Clear Clicking this button clears al...
Страница 107: ...ed by the Switch arranged in six groups and classed by size to be viewed as either a line graph or a table Two windows are offered To select a port to view these statistics for select the port by using the Port pull down menu The user may also use the real time graphic of the Switch at the top of the web page by simply clicking on a port Figure 4 146 Monitoring Packet Size To view the Packet Size ...
Страница 108: ... that were between 1024 and 1518 octets in length inclusive excluding framing bits but including FCS octets Show Hide Check whether or not to display 64 65 127 128 255 256 511 512 1023 and 1024 1518 packets received Clear Clicking this button clears all statistics counters on this window View Table Clicking this button instructs the Switch to display a table rather than a line graph View Line Char...
Страница 109: ...ts that were transmitted by a broadcast address Show Hide Check whether or not to display Bytes and Packets Clear Clicking this button clears all statistics counters on this window View Table Clicking this button instructs the Switch to display a table rather than a line graph View Line Chart Clicking this button instructs the Switch to display a line graph rather than a table Monitoring Packets R...
Страница 110: ...st address Show Hide Check whether or not to display Bytes and Packets Clear Clicking this button clears all statistics counters on this window View Table Clicking this button instructs the Switch to display a table rather than a line graph View Line Chart Clicking this button instructs the Switch to display a line graph rather than a table Monitoring Packets UMB Cast RX The UMB Cast RX page displ...
Страница 111: ... the Switch to display a table rather than a line graph View Line Chart Clicking this button instructs the Switch to display a line graph rather than a table Monitoring Errors Received RX This page displays the following graph of error packets received on the Switch To select a port to view these statistics for select the port by using the Port pull down menu The user may also use the real time gr...
Страница 112: ...ber and Drop errors Clear Clicking this button clears all statistics counters on this window View Table Clicking this button instructs the Switch to display a table rather than a line graph View Line Chart Clicking this button instructs the Switch to display a line graph rather than a table Monitoring Errors Transmitted TX This page displays the following graph of error packets transmitted on the ...
Страница 113: ...stics is designed primarily for administrators and customer service representatives to examine of the copper cable quality It rapidly determines the type of cable errors occurred in the cable Select a port and then click the Test Now button to start the diagnosis Figure 4 158 Monitoring Cable Diagnostics Test Result The description of the cable diagnostic results OK means the cable is good for the...
Страница 114: ...vent recorded Click Refresh to renew the page and click Clear to clean out all log entries Monitoring Browse ARP Table The Browse ARP Table page provides information regarding ARP VLANs including which IP address was mapped to what MAC address To clear the ARP Table click Clear All Figure 4 160 Monitoring Browse ARP Table Click Find The table updates and displays the values required Interface Name...
Страница 115: ...ed in the fields Monitoring Ethernet OAM Browse Ethernet OAM Statistics The Browse Ethernet OAM Statistics page displays the ports Ethernet OAM statistics information Figure 4 162 Monitoring Ethernet OAM Browse Ethernet OAM Statistics Port List Enter a list of ports Tick the All Ports check box to select all ports Click Clear to clear all the information entered in the fields Monitoring IGMP Snoop...
Страница 116: ... which to be displayed the IGMP Snooping Host information VID 1 4094 Specify the list of the VLAN IDs for which to be displayed the IGMP Snooping Host information Port Specify the ports of IGMP Snooping Host information to be displayed Group Specify the group of IGMP Snooping Host information to be displayed Click Find to display the information Monitoring MLD Snooping MLD Snooping Group The MLD S...
Страница 117: ...or invalid received from this server Rejects The number of RADIUS Access Reject packets valid or invalid received from this server RoundTripTime The time interval in hundredths of a second between the most recent Access Reply Access Challenge and the Access Request that matched it from this RADIUS authentication server AccessRetrans The number of RADIUS Access Request packets retransmitted to this...
Страница 118: ...ADIUS Access Request packets retransmitted to this RADIUS authentication server PendindRequests The number of RADIUS Accounting Request packets sent to this server that have not yet timed out or received a response This variable is incremented when an Accounting Request is sent and decremented due to receipt of an Accounting Response a timeout or a retransmission MalformedResponses The number of m...
Страница 119: ...om any service type Ether type Specifies an Ethernet type for filtering packets ICMP All Indicates ACL action will be on packets from ICMP packets IGMP IGMP packets can be filtered by IGMP message type TCP All Indicates ACL action will be on packets from TCP Packets TCP Source Port Matches the packet to the TCP Source Port TCP Destination Port Matches the packet to the TCP Destination Port UDP All...
Страница 120: ...file details The ACL profile details are displayed below the ACL table Show Rules To show the access rule in this profile To add a new rule please see Access Rule List in the next section Delete To delete an access profile To manually add a profile click Add ACL Profile Figure 4 170 Add ACL Profile The steps of adding an access profile is like below 1 After selecting the Profile ID and Frame Type ...
Страница 121: ...e Any Indicates CPU Filter action will be on packets from any source MAC Address Indicates CPU Filter action will be on packets from this MAC address IPv4 Addresses Indicates CPU Filter action will be on packets from this IPv4 source address IPv6 Indicates CPU Filter action will be on packets from this IPv6 source address To Specify the destination of accessible packets The possible values are Any...
Страница 122: ...figuring CPU Profiles manually CPU Filter Access profiles are attached to interfaces and define how packets are forwarded if they match the CPU Filter criteria Figure 4 173 ACL CPU Filter Access Profile List The contents of CPU Filter Access Profile List table include Profile ID Indicates the profile Identification number The possible configured profile IDs are 1 50 and profile ID 51 is reserved f...
Страница 123: ...e screen will display the entries To delete an entry click the corresponding Delete button Figure 4 175 ACL CPU Filter Finder PoE PoE Port Settings DGS 2000 10P 10MP 28P 28MP 52MP only DGS 2000 10P 10MP 28P 28MP 52MP supports Power over Ethernet PoE as defined by the IEEE specification DGS 2000 10P 10MP 28P 28MP 52MP works with all D Link 802 3af or 802 3at capable devices The Switch also works in...
Страница 124: ...s N A Priority Configure the power supply priority as Low Normal or High on designated port s Default is Normal Delay Power Detect Configure the delay power detection Default is Disabled This switch conforms to IEEE 802 3af and 802 3at standards The IEEE PoE standard requires a switch to shut off power to a port if the power draw is less than 10mA within a 400ms time interval To support some non s...
Страница 125: ...r Power and The ratio of system power supply Figure 4 177 PoE PoE System Settings System Power Threshold Manually configure the system power budget 7 1 193 0 watts for DGS 2000 28P ME PoE LeacyPD Detection Specifies the legacy PDs detection status System Setting Disconnect Method Defines the method used to deny power to a port once the threshold is reached The possible fields are Deny next port Wh...
Страница 126: ...attempted The default value is 2 seconds LLDP TX Delay 1 8192 This parameter indicates the delay between successive LLDP frame transmissions initiated by value or status changes in the LLDP local systems MIB The value for txDelay is set by the following range formula 1 txDelay 0 25 msgTxInterval The default value is 2 seconds LLDP Basic LLDP Port Settings The Basic LLDP Port Settings page displays...
Страница 127: ...t Disabled Disables the System Capabilities TLV on the port Define these parameter fields Click Apply to implement changes made and click Refresh to refresh the table information LLDP 802 1 Extension LLDP Port Settings This 802 1 Extension LLDP Port Settings page is used to configure the LLDP Port settings Figure 4 180 LLDP 802 1 Extension LLDP Port Settings From Port To Port A consecutive group o...
Страница 128: ...the port Disabled Disables the Maximum Frame Size configured on the port Define these parameter fields Click Apply to implement changes made and click Refresh to refresh the table information LLDP LLDP Management Address Settings The LLDP Management Address Settings allows the user to set management address which is included in LLDP information transmitted Figure 4 182 LLDP LLDP Management Address...
Страница 129: ...DP Port Statistics Displays the counters that refer to the ports TxPort FramesTotal Displays the total number of LLDP frames transmitted on the port RxPort FramesDiscarded Displays the total discarded frame number of LLDP frames received on the port RxPort FramesErrors Displays the Error frame number of LLDP frames received on the port RxPort Frames Displays the total number of LLDP frames receive...
Страница 130: ...plays the IF Type OID Displays the SNMP OID Advertising Ports Displays the advertising ports LLDP LLDP Local Port Table The LLDP Local Port Table page displays LLDP local port information Figure 4 185 LLDP LLDP Local Port Table No Displays the port number Port ID Subtype Displays the port ID subtype Port ID Displays the port ID Unit number Port number Port Description Displays the port description...
Страница 131: ... Detailed Table LLDP LLDP Remote Port Table This LLDP Remote Port Table page is used to display the LLDP Remote Port Brief Table Select port number and click Search to display additional information Figure 4 188 LLDP LLDP Remote Port Table To view the settings for a remote port click View Normal and the following page displays ...
Страница 132: ...DP Remote Port Detailed Table LLDP LLDP MED Settings By selecting a range of ports From Port and To Port the power PSE TLV type can be enabled for all selected ports to indicate the power source equipment PSE switch to transmit high power 15 4 to 30 Watts to the pre standard of 802 3at power devices via LLDP MDI TLV Through this feature the PSE can provide precise output power to the pre standard ...
Страница 133: ...e is down If the primary route is lost the backup route will uplink and its status will become active Entries into the Switch s forwarding table can be made using both an IP address subnet mask and a gateway Figure 4 192 L3 Functions IPv4 Static Route IPv4 Address Specifies an IPv4 address to be assigned to the static route Netmask Specifies a subnet mask to be applied to the corresponding subnet ...
Страница 134: ...ic route Nexthop Address Specifies the corresponding IPv6 address for the next hop gateway address in IPv6 format Metric 1 65535 Specifies a metric of the IPv6 interface into the table representing the number of routers between the Switch and the IPv6 address above The value ranges between 1 and 65535 Backup State Each IPv6 address can only have one primary route while other routes should be assig...
Страница 135: ...figuration D Link DGS 2000 Series Ethernet Switch User Manual 1 12 28 8 Network Address Specifies the destination network address of the route to be displayed Click Search to display the information of specified route entry ...
Страница 136: ...tually operate over unshielded twisted pair UTP cabling a flexible foundation for the next generation of network technology products will be created This will outfit your network with a powerful 1000 Mbps capable backbone server connection Fast Ethernet Technology The growing importance of LANs and the increasing complexity of desktop computing applications are fueling the need for high performanc...
Страница 137: ...bps Max Forwarding Rate DGS 2000 10 14 88 Mpps DGS 2000 10P 14 88 Mpps DGS 2000 10MP 14 88 Mpps DGS 2000 20 29 8 Mpps DGS 2000 26 38 7 Mpps DGS 2000 28 41 7 Mpps DGS 2000 28P 41 7 Mpps DGS 2000 28MP 41 7 Mpps DGS 2000 52 77 4 Mpps DGS 2000 52MP 77 4 Mpps Forwarding Mode Store and Forward Packet Buffer memory DGS 2000 10 4 1 Mbits DGS 2000 10P 4 1 Mbits DGS 2000 10MP 4 1 Mbits DGS 2000 20 4 1 Mbits...
Страница 138: ...of line blocking prevention Support manual auto MDI MDIX configuration Support Auto Negotiation for each port SFP ports Port 9 10 for DGS 2000 10 DGS 2000 10P and DGS 2000 10MP Port 17 20 for DGS 2000 20 Port 25 26 for DGS 2000 26 Port 25 28 for DGS 2000 28 DGS 2000 28P DGS 2000 28MP Port 49 52 for DGS 2000 52 and DGS 2000 52MP SFP ports comply with following standards IEEE 802 3u compliance Suppo...
Страница 139: ...r consumption 5 2 Watts DGS 2000 20 Standby power consumption 5 47 Watts DGS 2000 26 Standby power consumption 5 01 Watts DGS 2000 28 Standby power consumption 6 49 Watts DGS 2000 28P Maximum power consumption 263 9 Watts PoE On 30 6 Watts PoE Off Standby power consumption 19 6 Watts DGS 2000 28MP Maximum power consumption 446 1 Watts PoE On 29 8 Watts PoE Off Standby power consumption 18 5 Watts ...
Страница 140: ... 26 440 x 140 x 44 mm DGS 2000 28 440 x 140 x 44 mm DGS 2000 28P 440 x 250 x 44 mm DGS 2000 28MP 440 x 250 x 44 mm DGS 2000 52 440 x 210 x 44 mm DGS 2000 52MP 440 x 430 x 44 mm Weight DGS 2000 10 0 98 kg DGS 2000 10P 0 95 kg DGS 2000 10MP 1 77 kg DGS 2000 20 1 75 kg DGS 2000 26 2 06 kg DGS 2000 28 2 15 kg DGS 2000 28P 3 75 kg DGS 2000 28MP 3 94 kg DGS 2000 52 3 46 kg DGS 2000 52MP 6 26 kg EMI CE F...
Страница 141: ...ce VLAN 2 0 QoS Quality of Service Priority queue mapping by 802 1p DSCP Port Base Up to 8 queues per port Supports Strict in queue handling Bandwidth Control AAA 802 1X port based access control Support RADIUS server ACL Max 150 ingress ACL access list Ingress ACL rules 200 rules each rule can be associated to a single port or multiple ports Support different ACL policy packet contents 802 1p pri...
Страница 142: ...is down For example no PC connection or the connected PC is powered off By LED Shut Off LEDs can be turned on off by port or system through schedule By Port Shut Off Each port on the system can be turned on off by schedule By System Hibernation System enters hibernation by schedule In this mode switches save most power since main chipsets both MAC and PHY are disabled for all ports and energy requ...
Страница 143: ...nstallation of the equipment in a rack should be such that the amount of air flow required for safe operation of the equipment is not compromised C Mechanical Loading Mounting of the equipment in the rack should be such that a hazardous condition is not achieved due to uneven mechanical loading D Circuit Overloading Consideration should be given to the connection of the equipment to the supply cir...
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