Product Manual
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... 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. v 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. CAUTION: A CAUTION indicates a potential for network...
... 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. v 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. CAUTION: A CAUTION indicates a potential for network...
Product Manual
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D-Link DES-3250TG Standalone Layer 2 Switch Safety Instructions Use the following precautions. Safety Cautions To reduce the risk of the following conditions occur, unplug the product from radiators and heat sources. ... or local power company. • To help protect your location. • Use only approved power cable(s). The power cable must be sure the voltage selection switch (if provided) on the power supply is used to indicate cautions and precautions that are electrically rated to operate with a lightning bolt may expose you...
D-Link DES-3250TG Standalone Layer 2 Switch Safety Instructions Use the following precautions. Safety Cautions To reduce the risk of the following conditions occur, unplug the product from radiators and heat sources. ... or local power company. • To help protect your location. • Use only approved power cable(s). The power cable must be sure the voltage selection switch (if provided) on the power supply is used to indicate cautions and precautions that are electrically rated to operate with a lightning bolt may expose you...
Product Manual
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.... If you must use an extension cable, use a surge suppressor, line conditioner, or uninterruptible power supply (UPS). • Position system cables and power cables carefully; D-Link DES-3250TG Standalone Layer 2 Switch Safety Instructions (continued) • To help ensure proper grounding.
.... If you must use an extension cable, use a surge suppressor, line conditioner, or uninterruptible power supply (UPS). • Position system cables and power cables carefully; D-Link DES-3250TG Standalone Layer 2 Switch Safety Instructions (continued) • To help ensure proper grounding.
Product Manual
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... attempt to connect power to install the component in a rack. If possible, use antistatic floor pads and workbench pads and an antistatic grounding strap. D-Link DES-3250TG Standalone Layer 2 Switch Safety Instructions (continued) Always load the rack from the bottom up, and load the heaviest item in an antistatic container or packaging. 3. When...
... attempt to connect power to install the component in a rack. If possible, use antistatic floor pads and workbench pads and an antistatic grounding strap. D-Link DES-3250TG Standalone Layer 2 Switch Safety Instructions (continued) Always load the rack from the bottom up, and load the heaviest item in an antistatic container or packaging. 3. When...
Product Manual
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... servers and hubs. • All 48 10/100 UTP ports can be different. Connections to full-duplex capable end stations and switches. Please note that although these two front panel modules can auto-negotiate (NWay) between 10Mbps/100Mbps, half-duplex or full duplex...up and managing the Switch via a connection to a console terminal or PC using a terminal emulation program. Features The DES-3250TG Switch was designed for easy installation and high performance in module interface for both 10Mbps and 100Mbps connections. D-Link DES-3250TG Standalone Layer 2 Switch 1 INTRODUCTION This section...
... servers and hubs. • All 48 10/100 UTP ports can be different. Connections to full-duplex capable end stations and switches. Please note that although these two front panel modules can auto-negotiate (NWay) between 10Mbps/100Mbps, half-duplex or full duplex...up and managing the Switch via a connection to a console terminal or PC using a terminal emulation program. Features The DES-3250TG Switch was designed for easy installation and high performance in module interface for both 10Mbps and 100Mbps connections. D-Link DES-3250TG Standalone Layer 2 Switch 1 INTRODUCTION This section...
Product Manual
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...). • GVRP - (GARP VLAN Registration Protocol) support for dynamic VLAN registration. • 802.1p Priority support with 4 priority queues. • IGMP Snooping support. 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...
...). • GVRP - (GARP VLAN Registration Protocol) support for dynamic VLAN registration. • 802.1p Priority support with 4 priority queues. • IGMP Snooping support. 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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... 100Mbps Fast Ethernet and a one hundred-fold increase over 10Mbps Ethernet. RMON MIB (RFC 1757) - 4 groups. However, the DES-3250TG implements counters for the Receive function only. Since it is an extension of the 10Mbps Ethernet standard with the ability to transmit and receive data... format, and support for full duplex and management objects, but with Collision Detection (CSMA/CD) Ethernet protocol. IF MIB (RFC 2233). D-Link DES-3250TG Standalone Layer 2 Switch MIB-II (RFC 1213). Entity MIB (RFC 2737). Ether-Like MIB (RFC 2358) - It is a standard specified by the IEEE ...
... 100Mbps Fast Ethernet and a one hundred-fold increase over 10Mbps Ethernet. RMON MIB (RFC 1757) - 4 groups. However, the DES-3250TG implements counters for the Receive function only. Since it is an extension of the 10Mbps Ethernet standard with the ability to transmit and receive data... format, and support for full duplex and management objects, but with Collision Detection (CSMA/CD) Ethernet protocol. IF MIB (RFC 2233). D-Link DES-3250TG Standalone Layer 2 Switch MIB-II (RFC 1213). Entity MIB (RFC 2737). Ether-Like MIB (RFC 2358) - It is a standard specified by the IEEE ...
Product Manual
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... item is proper heat dissipation from and adequate ventilation around it is secured to install the Switch: • The surface must support at each corner of the Switch and carefully unpack its contents. 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...
... item is proper heat dissipation from and adequate ventilation around it is secured to install the Switch: • The surface must support at each corner of the Switch and carefully unpack its contents. 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...
Product Manual
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...Link DES-3250TG Standalone Layer 2 Switch Figure 2-1. To install, attach the mounting brackets on the switch's side panels (one on the rack. Figure 2- 2. Attaching the mounting brackets to the switch Then, use the screws provided with the equipment rack to mount the switch on each side) and secure them with other equipment. Installing the switch... on an equipment rack 5 Installing rubber feet for desktop installation Rack Installation The DES-3250TG can be mounted in an EIA...
...Link DES-3250TG Standalone Layer 2 Switch Figure 2-1. To install, attach the mounting brackets on the switch's side panels (one on the rack. Figure 2- 2. Attaching the mounting brackets to the switch Then, use the screws provided with the equipment rack to mount the switch on each side) and secure them with other equipment. Installing the switch... on an equipment rack 5 Installing rubber feet for desktop installation Rack Installation The DES-3250TG can be mounted in an EIA...
Product Manual
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...the rear of a power failure, unplug the switch. It will adjust to the AC power connector and the system fan. When the power supply is OFF Power Failure As a precaution in . 6 D-Link DES-3250TG Standalone Layer 2 Switch Power on The DES-3250TG switch can be turned on without having any or all... LAN segment cables connected. The switch's power supply will remain ON if there is turned ON • The console ...
...the rear of a power failure, unplug the switch. It will adjust to the AC power connector and the system fan. When the power supply is OFF Power Failure As a precaution in . 6 D-Link DES-3250TG Standalone Layer 2 Switch Power on The DES-3250TG switch can be turned on without having any or all... LAN segment cables connected. The switch's power supply will remain ON if there is turned ON • The console ...
Product Manual
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... a console terminal or PC using a terminal emulation program. ● Forty-eight high-performance NWay Ethernet ports, all of the Switch 7 D-Link DES-3250TG Standalone Layer 2 Switch 3 IDENTIFYING EXTERNAL COMPONENTS This chapter describes the front panel, rear panel, side panels, and optional plug-in module, and LED... plug-in module). Front Panel The front panel of the Switch consists of LED indicators, an RS-232 communication port, 48 (10/100 Mbps) Ethernet/Fast Ethernet ports, and a pair of the DES-3250TG. Figure 3-2. All ports can auto-negotiate between 10Mbps or 100Mbps...
... a console terminal or PC using a terminal emulation program. ● Forty-eight high-performance NWay Ethernet ports, all of the Switch 7 D-Link DES-3250TG Standalone Layer 2 Switch 3 IDENTIFYING EXTERNAL COMPONENTS This chapter describes the front panel, rear panel, side panels, and optional plug-in module, and LED... plug-in module). Front Panel The front panel of the Switch consists of LED indicators, an RS-232 communication port, 48 (10/100 Mbps) Ethernet/Fast Ethernet ports, and a pair of the DES-3250TG. Figure 3-2. All ports can auto-negotiate between 10Mbps or 100Mbps...
Product Manual
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... 50 ~ 60 Hz. Side panel views of the cord into the Switch. These two ports are 1000BASE-T copper ports (provided) and Mini-GBIC ports (optional). Plug-in to the Switch 8 Figure 3-4. D-Link DES-3250TG Standalone Layer 2 Switch The system fans are used to dissipate heat. Mini-GBIC modules plug-...in the female connector of the provided power cord into this socket, and the male side of the Switch The system fans are used to...
... 50 ~ 60 Hz. Side panel views of the cord into the Switch. These two ports are 1000BASE-T copper ports (provided) and Mini-GBIC ports (optional). Plug-in to the Switch 8 Figure 3-4. D-Link DES-3250TG Standalone Layer 2 Switch The system fans are used to dissipate heat. Mini-GBIC modules plug-...in the female connector of the provided power cord into this socket, and the male side of the Switch The system fans are used to...
Product Manual
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... are lit when there is powered on the front panel should be lit during the Power-On Self Test (POST). Activity--Act) of each indicator. D-Link DES-3250TG Standalone Layer 2 Switch LED Indicators The LED indicators of each port. The LED Indicators ● Power - This indicator is lit green when the...
... are lit when there is powered on the front panel should be lit during the Power-On Self Test (POST). Activity--Act) of each indicator. D-Link DES-3250TG Standalone Layer 2 Switch LED Indicators The LED indicators of each port. The LED Indicators ● Power - This indicator is lit green when the...
Product Manual
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... can be connected to an End Node • The Link/Act LEDs in the top row indicates packet activity on the switch. Switch to support both MDIII and MDI-X connections. 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...
... can be connected to an End Node • The Link/Act LEDs in the top row indicates packet activity on the switch. Switch to support both MDIII and MDI-X connections. 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...
Product Manual
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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 D-Link DES-3250TG Standalone Layer 2 Switch Figure 4-2.
Product Manual
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... group, you only need to eight switch ports each other switch that frequently communicate with the DES-3250TG switch. An aggregated link connection can be transmitted over a single link aggregate port. The DES-3250TG supports link aggregation groups, which may include from two to configure the master port. D-Link DES-3250TG Standalone Layer 2 Switch designated as the master port of the...
... group, you only need to eight switch ports each other switch that frequently communicate with the DES-3250TG switch. An aggregated link connection can be transmitted over a single link aggregate port. The DES-3250TG supports link aggregation groups, which may include from two to configure the master port. D-Link DES-3250TG Standalone Layer 2 Switch designated as the master port of the...
Product Manual
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... the same internal switching software and configure it. 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 manage the switch from anywhere on the network through the console or automatically using BOOTP/DHCP. 35 Before You Start The DES-3250TG switch supports a wide array...
... the same internal switching software and configure it. 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 manage the switch from anywhere on the network through the console or automatically using BOOTP/DHCP. 35 Before You Start The DES-3250TG switch supports a wide array...
Product Manual
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... port activity, or duplex mode, depending on your selection and the entry of configuration data. Configuration The Configuration menu consists of the following sections. 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. Main...
... port activity, or duplex mode, depending on your selection and the entry of configuration data. Configuration The Configuration menu consists of the following sections. 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. Main...
Product Manual
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... of port priority and port cost, to be from 802.1d STP status to 802.1w RSTP status. 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 Port Priority and Port Cost. This STP Group will be chosen...
... of port priority and port cost, to be from 802.1d STP status to 802.1w RSTP status. 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 Port Priority and Port Cost. This STP Group will be chosen...
Product Manual
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... 10 or less MAC addresses that are allowed for the locked port or group of ports. QOS (Quality of Service) The DES-3250TG switch supports 802.1p priority queuing. the highest priority queue. Q3 and Q0 are transmitted first. For strict priority-based scheduling, any packets... with the highest priority queue, and proceeding to the lowest priority queue before being allowed to transmit its accumulated packets. 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 such...
... 10 or less MAC addresses that are allowed for the locked port or group of ports. QOS (Quality of Service) The DES-3250TG switch supports 802.1p priority queuing. the highest priority queue. Q3 and Q0 are transmitted first. For strict priority-based scheduling, any packets... with the highest priority queue, and proceeding to the lowest priority queue before being allowed to transmit its accumulated packets. 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 such...