Product Manual
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... Cautions NOTE: A NOTE indicates important information that helps you how to hardware or loss of data and tells you make better use of the DES-3250TG switch. D-Link DES-3250TG Standalone Layer 2 Switch Intended Readers The DES-3250 User's Guide contains information for setup and management and of your device.
... Cautions NOTE: A NOTE indicates important information that helps you how to hardware or loss of data and tells you make better use of the DES-3250TG switch. D-Link DES-3250TG Standalone Layer 2 Switch Intended Readers The DES-3250 User's Guide contains information for setup and management and of your device.
Product Manual
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...cool before removing covers or touching internal components. • Operate the product only from radiators and heat sources. vi D-Link DES-3250TG Standalone Layer 2 Switch Safety Instructions Use the following safety guidelines to ensure your own personal safety and to help avoid damaging your system, be... sure the voltage selection switch (if provided) on the power supply is used to indicate cautions and precautions that you...
...cool before removing covers or touching internal components. • Operate the product only from radiators and heat sources. vi D-Link DES-3250TG Standalone Layer 2 Switch Safety Instructions Use the following safety guidelines to ensure your own personal safety and to help avoid damaging your system, be... sure the voltage selection switch (if provided) on the power supply is used to indicate cautions and precautions that you...
Product Manual
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.... • Before working on a single rack or front stabilizers for specific caution statements and procedures. Install front and side stabilizers on the rack. D-Link DES-3250TG Standalone Layer 2 Switch Safety Instructions (continued) • To help prevent electric shock, plug the system and peripheral power cables into the extension cable or power strip does...
.... • Before working on a single rack or front stabilizers for specific caution statements and procedures. Install front and side stabilizers on the rack. D-Link DES-3250TG Standalone Layer 2 Switch Safety Instructions (continued) • To help prevent electric shock, plug the system and peripheral power cables into the extension cable or power strip does...
Product Manual
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... rack first. An energy hazard will exist if the safety ground cable is available. Do not attempt to connect power to the rack. D-Link DES-3250TG Standalone Layer 2 Switch Safety Instructions (continued) Always load the rack from the antistatic packing material until grounding cables are uncertain that proper airflow is provided to discharge...
... rack first. An energy hazard will exist if the safety ground cable is available. Do not attempt to connect power to the rack. D-Link DES-3250TG Standalone Layer 2 Switch Safety Instructions (continued) Always load the rack from the antistatic packing material until grounding cables are uncertain that proper airflow is provided to discharge...
Product Manual
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... the 1000BASE-T module, and vice versa. • RS-232 DCE Diagnostic port (console port) for setting up and managing the Switch via a connection to hubs must be different. D-Link DES-3250TG Standalone Layer 2 Switch 1 INTRODUCTION This section describes the functionality features of users increase continuously. Connections to a console terminal or PC using a terminal emulation...
... the 1000BASE-T module, and vice versa. • RS-232 DCE Diagnostic port (console port) for setting up and managing the Switch via a connection to hubs must be different. D-Link DES-3250TG Standalone Layer 2 Switch 1 INTRODUCTION This section describes the functionality features of users increase continuously. Connections to a console terminal or PC using a terminal emulation...
Product Manual
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... per device with 4 priority queues. • IGMP Snooping support. speed for 10Mbps speed. • Data filtering rate eliminates all error packets, runts, etc. D-Link DES-3250TG Standalone Layer 2 Switch • IEEE 802.3ab compliant for 1000BASE-T (Copper) Gigabit ports (optional module). • Data forwarding rate 14,880 pps per port at 100% of...
... per device with 4 priority queues. • IGMP Snooping support. speed for 10Mbps speed. • Data filtering rate eliminates all error packets, runts, etc. D-Link DES-3250TG Standalone Layer 2 Switch • IEEE 802.3ab compliant for 1000BASE-T (Copper) Gigabit ports (optional module). • Data forwarding rate 14,880 pps per port at 100% of...
Product Manual
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D-Link DES-3250TG Standalone Layer 2 Switch MIB-II (RFC 1213). Entity MIB (RFC 2737). Ether-Like MIB (RFC 2358) - Since it is an extension of the 10Mbps Ethernet standard with the ... over 100Mbps Fast Ethernet and a one hundred-fold increase over 10Mbps Ethernet. It is a standard specified by the IEEE 802.3 LAN committee. However, the DES-3250TG implements counters for the Receive function only. dot3StatsTable. • Supports Web-based management. • CLI management support. • TFTP support. • BOOTP support. • DHCP...
D-Link DES-3250TG Standalone Layer 2 Switch MIB-II (RFC 1213). Entity MIB (RFC 2737). Ether-Like MIB (RFC 2358) - Since it is an extension of the 10Mbps Ethernet standard with the ... over 100Mbps Fast Ethernet and a one hundred-fold increase over 10Mbps Ethernet. It is a standard specified by the IEEE 802.3 LAN committee. However, the DES-3250TG implements counters for the Receive function only. dot3StatsTable. • Supports Web-based management. • CLI management support. • TFTP support. • BOOTP support. • DHCP...
Product Manual
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... • Make sure that there is proper heat dissipation from and adequate ventilation around it is found missing or damaged, please contact your local D-Link reseller for replacement. D-Link DES-3250TG Standalone Layer 2 Switch 2 UNPACKING AND SETUP This chapter provides unpacking and setup information for ventilation between the device and the objects around the...
... • Make sure that there is proper heat dissipation from and adequate ventilation around it is found missing or damaged, please contact your local D-Link reseller for replacement. D-Link DES-3250TG Standalone Layer 2 Switch 2 UNPACKING AND SETUP This chapter provides unpacking and setup information for ventilation between the device and the objects around the...
Product Manual
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..., attach the mounting brackets on the switch's side panels (one on an equipment rack 5 Figure 2- 2. Figure 2-3. Installing the switch on each side) and secure them with the screws provided. Installing rubber feet for desktop installation Rack Installation The DES-3250TG can be mounted in an EIA standard...-sized, 19-inch rack, which can be placed in a wiring closet with the equipment rack to the switch Then, use the screws provided with other equipment. Attaching ...
..., attach the mounting brackets on the switch's side panels (one on an equipment rack 5 Figure 2- 2. Figure 2-3. Installing the switch on each side) and secure them with the screws provided. Installing rubber feet for desktop installation Rack Installation The DES-3250TG can be mounted in an EIA standard...-sized, 19-inch rack, which can be placed in a wiring closet with the equipment rack to the switch Then, use the screws provided with other equipment. Attaching ...
Product Manual
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... onboard software and performs a self-test. When the power supply is OFF Power Failure As a precaution in . 6 D-Link DES-3250TG Standalone Layer 2 Switch Power on without having any or all LAN segment cables connected. This blinking of the LED indicators represents a reset of the system • The power ... is located at the RS-232 port, otherwise this LED indicator is restored, plug the switch back in the event of the unit adjacent to the local power source automatically and may be turned on The DES-3250TG switch can be used with AC power supply 100 - 240 VAC, 50 - 60 Hz. It...
... onboard software and performs a self-test. When the power supply is OFF Power Failure As a precaution in . 6 D-Link DES-3250TG Standalone Layer 2 Switch Power on without having any or all LAN segment cables connected. This blinking of the LED indicators represents a reset of the system • The power ... is located at the RS-232 port, otherwise this LED indicator is restored, plug the switch back in the event of the unit adjacent to the local power source automatically and may be turned on The DES-3250TG switch can be used with AC power supply 100 - 240 VAC, 50 - 60 Hz. It...
Product Manual
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.... Rear Panel The rear panel of the switch consists of the Switch 7 Figure 3-1. Figure 3-2. Front panel view of the Switch ● Comprehensive LED indicators display the status of the DES-3250TG. Front Panel The front panel of the Switch consists of LED indicators, an RS-232 ... RS-232 DCE console port for setting up and managing the switch via a connection to end stations, servers and hubs. Rear panel view of two fans and an AC power connector. D-Link DES-3250TG Standalone Layer 2 Switch 3 IDENTIFYING EXTERNAL COMPONENTS This chapter describes the front panel, rear...
.... Rear Panel The rear panel of the switch consists of the Switch 7 Figure 3-1. Figure 3-2. Front panel view of the Switch ● Comprehensive LED indicators display the status of the DES-3250TG. Front Panel The front panel of the Switch consists of LED indicators, an RS-232 ... RS-232 DCE console port for setting up and managing the switch via a connection to end stations, servers and hubs. Rear panel view of two fans and an AC power connector. D-Link DES-3250TG Standalone Layer 2 Switch 3 IDENTIFYING EXTERNAL COMPONENTS This chapter describes the front panel, rear...
Product Manual
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... VAC at the rear and sides of the system also provide heat vents to serve the same purpose. Figure 3-4. Side panel views of the switch for proper ventilation. Do not block these openings, and leave at least 6 inches of space at 50 ~ 60 Hz. Please note that ...1000BASE-T copper ports (provided) and Mini-GBIC ports (optional). D-Link DES-3250TG Standalone Layer 2 Switch The system fans are used to the 48 10/100 Mbps ports, the Switch features two Gigabit Ethernet Combo ports. The sides of the switch for proper ventilation. Be reminded that without proper heat dissipation and ...
... VAC at the rear and sides of the system also provide heat vents to serve the same purpose. Figure 3-4. Side panel views of the switch for proper ventilation. Do not block these openings, and leave at least 6 inches of space at 50 ~ 60 Hz. Please note that ...1000BASE-T copper ports (provided) and Mini-GBIC ports (optional). D-Link DES-3250TG Standalone Layer 2 Switch The system fans are used to the 48 10/100 Mbps ports, the Switch features two Gigabit Ethernet Combo ports. The sides of the switch for proper ventilation. Be reminded that without proper heat dissipation and ...
Product Manual
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... with an explanation of the ports. It will light green approximately 2 seconds after the switch is a secure connection (or link) to the left and right of the Switch include Power, Console, and Link/Act. Figure 3-5. D-Link DES-3250TG Standalone Layer 2 Switch LED Indicators The LED indicators of each indicator. These indicators are lit when there is powered...
... with an explanation of the ports. It will light green approximately 2 seconds after the switch is a secure connection (or link) to the left and right of the Switch include Power, Console, and Link/Act. Figure 3-5. D-Link DES-3250TG Standalone Layer 2 Switch LED Indicators The LED indicators of each indicator. These indicators are lit when there is powered...
Product Manual
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.../Gigabit Ethernet network. D-Link DES-3250TG Standalone Layer 2 Switch 4 CONNECTING THE SWITCH This chapter describes how to connect the DES-3250TG to End Node End nodes include PCs outfitted with a 10, 100, or 10/100 Mbps RJ-45 Ethernet/Fast Ethernet Network Interface Card (NIC) and most routers. Switch to Hub or Switch These connections can be...
.../Gigabit Ethernet network. D-Link DES-3250TG Standalone Layer 2 Switch 4 CONNECTING THE SWITCH This chapter describes how to connect the DES-3250TG to End Node End nodes include PCs outfitted with a 10, 100, or 10/100 Mbps RJ-45 Ethernet/Fast Ethernet Network Interface Card (NIC) and most routers. Switch to Hub or Switch These connections can be...
Product Manual
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D-Link DES-3250TG Standalone Layer 2 Switch Figure 4-2. Switch connected to a port on a hub or switch using a straight or crossover cable 10BASE-T Device For a 10BASE-T device, the Switch's LED indicators should display the following: ● Link/Act indicator is ON. 100BASE-TX Device For a 100BASE-TX device, the Switch's LED indicators should display the following: ● Link/Act is ON. 11
D-Link DES-3250TG Standalone Layer 2 Switch Figure 4-2. Switch connected to a port on a hub or switch using a straight or crossover cable 10BASE-T Device For a 10BASE-T device, the Switch's LED indicators should display the following: ● Link/Act indicator is ON. 100BASE-TX Device For a 100BASE-TX device, the Switch's LED indicators should display the following: ● Link/Act is ON. 11
Product Manual
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...to eight switch ports each other switch that frequently communicate with the DES-3250TG switch. This allows packets in a data stream to arrive in the same manner, the configuration of the master port is a collection of the front panel. Since all members of the link aggregation group... with any other are assigned to the same VLAN, regardless of the link aggregation group. Switches that use a load-balancing scheme that sends the packets of the group. Figure 5- 2. D-Link DES-3250TG Standalone Layer 2 Switch designated as the master port of a host-to-host data stream over...
...to eight switch ports each other switch that frequently communicate with the DES-3250TG switch. This allows packets in a data stream to arrive in the same manner, the configuration of the master port is a collection of the front panel. Since all members of the link aggregation group... with any other are assigned to the same VLAN, regardless of the link aggregation group. Switches that use a load-balancing scheme that sends the packets of the group. Figure 5- 2. D-Link DES-3250TG Standalone Layer 2 Switch designated as the master port of a host-to-host data stream over...
Product Manual
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... maximize the potential of thought of as those found in web-based management are different ways to give the switch an IP address. D-Link DES-3250TG Standalone Layer 2 Switch 6 WEB-BASED SWITCH MANAGEMENT Introduction The DES-3250TG offers an embedded Web-based (HTML) interface allowing users to 48+2 independent Ethernet collision domains. Thus, all settings encountered...
... maximize the potential of thought of as those found in web-based management are different ways to give the switch an IP address. D-Link DES-3250TG Standalone Layer 2 Switch 6 WEB-BASED SWITCH MANAGEMENT Introduction The DES-3250TG offers an embedded Web-based (HTML) interface allowing users to 48+2 independent Ethernet collision domains. Thus, all settings encountered...
Product Manual
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... data. D-Link DES-3250TG Standalone Layer 2 Switch Areas of the User Interface The figure below for performing management functions, including the ports, expansion modules, management module, or the case. Area 1 Area 2 Area 3 Figure 6- 7. This area displays the switch's ports and expansion modules, showing port activity, or duplex mode, depending on the DES-3250TG switch using the...
... data. D-Link DES-3250TG Standalone Layer 2 Switch Areas of the User Interface The figure below for performing management functions, including the ports, expansion modules, management module, or the case. Area 1 Area 2 Area 3 Figure 6- 7. This area displays the switch's ports and expansion modules, showing port activity, or duplex mode, depending on the DES-3250TG switch using the...
Product Manual
Page 65
... and To State Cost Priority Migration Edge Consecutive groups of RSTP are blocked on the switch level blocks redundant links between switches (and similar network devices). D-Link DES-3250TG Standalone Layer 2 Switch In addition to setting Spanning Tree parameters for use the switch-level parameters entered above, with the addition of ports. Select Yes or No. Choosing...
... and To State Cost Priority Migration Edge Consecutive groups of RSTP are blocked on the switch level blocks redundant links between switches (and similar network devices). D-Link DES-3250TG Standalone Layer 2 Switch In addition to setting Spanning Tree parameters for use the switch-level parameters entered above, with the addition of ports. Select Yes or No. Choosing...
Product Manual
Page 78
... from a given priority queue and the maximum amount of Service (CoS) for maximum latency is : 0 to the switch's Q1 queue. D-Link DES-3250TG Standalone Layer 2 Switch Admin State Max Learning Addr.(0-10) Lock Address Mode Allows the selected port(s) dynamic MAC address learning to be locked ... queue will have to wait before returning to the switch's Q0 queue. Select the maximum number of addresses that may be transmitted from 0 - This is accomplished by configuring the maximum number of Service) The DES-3250TG switch supports 802.1p priority queuing. QOS (Quality of ...
... from a given priority queue and the maximum amount of Service (CoS) for maximum latency is : 0 to the switch's Q1 queue. D-Link DES-3250TG Standalone Layer 2 Switch Admin State Max Learning Addr.(0-10) Lock Address Mode Allows the selected port(s) dynamic MAC address learning to be locked ... queue will have to wait before returning to the switch's Q0 queue. Select the maximum number of addresses that may be transmitted from 0 - This is accomplished by configuring the maximum number of Service) The DES-3250TG switch supports 802.1p priority queuing. QOS (Quality of ...