Product Manual
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... avoid the problem. NOTICE: A NOTICE indicates either potential damage 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 property damage, personal injury, or death. This guide is intended for network managers familiar with network...
... avoid the problem. NOTICE: A NOTICE indicates either potential damage 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 property damage, personal injury, or death. This guide is intended for network managers familiar with network...
Product Manual
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...label. Only a trained service technician should be greater than the ratings marked on the product. If you need to water. - 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 set to match the power available at your location: - 115 volts (V)/60 hertz (Hz)...
...label. Only a trained service technician should be greater than the ratings marked on the product. If you need to water. - 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 set to match the power available at your location: - 115 volts (V)/60 hertz (Hz)...
Product Manual
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... ratings limit for site modifications. After installing system/components in a rack, never pull more than one component out of the rack on the rack. D-Link DES-3250TG Standalone Layer 2 Switch Safety Instructions (continued) • To help protect your system from sudden, transient increases and decreases in electrical power, use a surge suppressor, line conditioner, or...
... ratings limit for site modifications. After installing system/components in a rack, never pull more than one component out of the rack on the rack. D-Link DES-3250TG Standalone Layer 2 Switch Safety Instructions (continued) • To help protect your system from sudden, transient increases and decreases in electrical power, use a surge suppressor, line conditioner, or...
Product Manual
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... practices. CAUTION: The system chassis must be inspected by periodically touching an unpainted metal surface on any of a rack; Just before you are connected. D-Link DES-3250TG Standalone Layer 2 Switch Safety Instructions (continued) Always load the rack from electrostatic discharge (ESD): 1. You can harm delicate components inside your fingers. Use caution when pressing the...
... practices. CAUTION: The system chassis must be inspected by periodically touching an unpainted metal surface on any of a rack; Just before you are connected. D-Link DES-3250TG Standalone Layer 2 Switch Safety Instructions (continued) Always load the rack from electrostatic discharge (ESD): 1. You can harm delicate components inside your fingers. Use caution when pressing the...
Product Manual
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... a 2-port 1000BASE-T module (provided) and one front panel slide-in an environment where traffic on the transmit and receive twistedpair at full duplex only. D-Link DES-3250TG Standalone Layer 2 Switch 1 INTRODUCTION This section describes the functionality features of users increase continuously. Please note that although these two front panel modules can auto-negotiate (NWay...
... a 2-port 1000BASE-T module (provided) and one front panel slide-in an environment where traffic on the transmit and receive twistedpair at full duplex only. D-Link DES-3250TG Standalone Layer 2 Switch 1 INTRODUCTION This section describes the functionality features of users increase continuously. Please note that although these two front panel modules can auto-negotiate (NWay...
Product Manual
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... for dynamic VLAN registration. • 802.1p Priority support with automatic learning and aging (10 to 255 VLANs per port at 100% of wire- 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...
... for dynamic VLAN registration. • 802.1p Priority support with automatic learning and aging (10 to 255 VLANs per port at 100% of wire- 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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.... • DHCP Client support. • Password enabled. Since it is a standard specified by the IEEE 802.3 LAN committee. D-Link DES-3250TG Standalone Layer 2 Switch MIB-II (RFC 1213). RMON MIB (RFC 1757) - 4 groups. However, the DES-3250TG implements counters for the Receive function only. Ether-Like MIB (RFC 2358) - Gigabit Ethernet Technology Gigabit Ethernet is an...
.... • DHCP Client support. • Password enabled. Since it is a standard specified by the IEEE 802.3 LAN committee. D-Link DES-3250TG Standalone Layer 2 Switch MIB-II (RFC 1213). RMON MIB (RFC 1757) - 4 groups. However, the DES-3250TG implements counters for the Receive function only. Ether-Like MIB (RFC 2358) - Gigabit Ethernet Technology Gigabit Ethernet is an...
Product Manual
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... the following guidelines when choosing a place to the AC power connector • Make sure that there 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...
... the following guidelines when choosing a place to the AC power connector • Make sure that there 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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... to the switch Then, use the screws provided 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 other equipment. Figure 2-3. Installing the switch on the rack. D-Link DES-3250TG Standalone Layer 2 Switch Figure...
... to the switch Then, use the screws provided 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 other equipment. Figure 2-3. Installing the switch on the rack. D-Link DES-3250TG Standalone Layer 2 Switch Figure...
Product Manual
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... turned on without having any or all LAN segment cables connected. 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 , the LED indicators should respond as follows: • All LED indicators will momentarily blink. It will adjust to the...
... turned on without having any or all LAN segment cables connected. 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 , the LED indicators should respond as follows: • All LED indicators will momentarily blink. It will adjust to the...
Product Manual
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... RS-232 DCE console port for setting up and managing the switch via a connection to a console terminal or PC using a terminal emulation program. ● Forty-eight high-performance NWay Ethernet ports, all of the DES-3250TG. Rear panel view of two fans and an AC power connector...at 10/100 Mbps for making 1000BASE-T and Mini GBIC connections. Rear Panel The rear panel of the switch consists 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)....
... RS-232 DCE console port for setting up and managing the switch via a connection to a console terminal or PC using a terminal emulation program. ● Forty-eight high-performance NWay Ethernet ports, all of the DES-3250TG. Rear panel view of two fans and an AC power connector...at 10/100 Mbps for making 1000BASE-T and Mini GBIC connections. Rear Panel The rear panel of the switch consists 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)....
Product Manual
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... 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 dissipate heat. Plug-in to serve the same purpose. Do not block these two front panel modules can ... cord. The sides of the system also provide heat vents to dissipate heat. The sides of the system also provide heat vents to the Switch 8 Figure 3-4. The GBIC port will always have the highest priority. D-Link DES-3250TG Standalone Layer 2 Switch The system fans are used to serve the same purpose.
... 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 dissipate heat. Plug-in to serve the same purpose. Do not block these two front panel modules can ... cord. The sides of the system also provide heat vents to dissipate heat. The sides of the system also provide heat vents to the Switch 8 Figure 3-4. The GBIC port will always have the highest priority. D-Link DES-3250TG Standalone Layer 2 Switch The system fans are used to serve the same purpose.
Product Manual
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... the left and right of each port. This indicator is lit green when the switch is reception or transmission (i.e. Activity--Act) of data occurring at any of the Switch include Power, Console, and Link/Act. D-Link DES-3250TG Standalone Layer 2 Switch LED Indicators The LED indicators of the ports. The LED Indicators ● Power - They are located...
... the left and right of each port. This indicator is lit green when the switch is reception or transmission (i.e. Activity--Act) of data occurring at any of the Switch include Power, Console, and Link/Act. D-Link DES-3250TG Standalone Layer 2 Switch LED Indicators The LED indicators of the ports. The LED Indicators ● Power - They are located...
Product Manual
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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. The end node should be connected to any of ways using a normal cable. ● A 10BASE-T hub or switch can be connected...
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. The end node should be connected to any of ways using a normal cable. ● A 10BASE-T hub or switch can be connected...
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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... as HyperTerminal, which is called Local Console Management to the switch via management platforms, such as an 'Out-of the Switch. A network administrator can be actively managed and monitored from the console program. The DES-3250TG contains a CPU, memory for data storage, flash memory for...functioning of the switch. Switch management using a different circuit than that console is connected directly to differentiate it from management performed via the RS-232 serial console port on the front of -band, or in-band). D-Link DES-3250TG Standalone Layer 2 Switch 5 SWITCH MANAGEMENT AND ...
... as HyperTerminal, which is called Local Console Management to the switch via management platforms, such as an 'Out-of the Switch. A network administrator can be actively managed and monitored from the console program. The DES-3250TG contains a CPU, memory for data storage, flash memory for...functioning of the switch. Switch management using a different circuit than that console is connected directly to differentiate it from management performed via the RS-232 serial console port on the front of -band, or in-band). D-Link DES-3250TG Standalone Layer 2 Switch 5 SWITCH MANAGEMENT AND ...
Product Manual
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... manager or other TCP/IP application (for communication with the web-based manager. Console Boot Screen The switch's MAC address can enter the commands config ipif System ipaddress xxx.xxx.xxx.xxx/z. D-Link DES-3250TG Standalone Layer 2 Switch • Flow Control None Make sure the terminal or PC you are having problems making this connection...
... manager or other TCP/IP application (for communication with the web-based manager. Console Boot Screen The switch's MAC address can enter the commands config ipif System ipaddress xxx.xxx.xxx.xxx/z. D-Link DES-3250TG Standalone Layer 2 Switch • Flow Control None Make sure the terminal or PC you are having problems making this connection...
Product Manual
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... be as serious as DView or HP OpenView. You can be entered. SNMP enables network management stations to the trap recipient (or network manager). D-Link DES-3250TG Standalone Layer 2 Switch named System and the z represents the corresponding number of subnets in overseeing the maintenance of the network. Trap recipients will be used within an...
... be as serious as DView or HP OpenView. You can be entered. SNMP enables network management stations to the trap recipient (or network manager). D-Link DES-3250TG Standalone Layer 2 Switch named System and the z represents the corresponding number of subnets in overseeing the maintenance of the network. Trap recipients will be used within an...
Product Manual
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... Change - This trap contains the reboot information. • Authentication Failure - In addition to reconfigure the switch. • System Restart - D-Link DES-3250TG Standalone Layer 2 Switch from a factory reset in that configuration settings saved to non-volatile RAM used to the standard MIB-II, the... Switch also supports its configured ports transitions from the Learning state to the Forwarding state,...
... Change - This trap contains the reboot information. • Authentication Failure - In addition to reconfigure the switch. • System Restart - D-Link DES-3250TG Standalone Layer 2 Switch from a factory reset in that configuration settings saved to non-volatile RAM used to the standard MIB-II, the... Switch also supports its configured ports transitions from the Learning state to the Forwarding state,...
Product Manual
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...learning process of received packets whose destination addresses cannot be aged out too soon. Dynamic forwarding table entries, which case the switch will broadcast the packet to 1,000,000 seconds with a default value of using RSTP will result in dynamic forwarding table...RSTP) evolved from 10 to all ports, are not affected by Ethernet switches. D-Link DES-3250TG Standalone Layer 2 Switch Packet Forwarding The Switch enters the relationship between the two protocols is the same as defined by the switch. This information is referred to the role of STP that packet through...
...learning process of received packets whose destination addresses cannot be aged out too soon. Dynamic forwarding table entries, which case the switch will broadcast the packet to 1,000,000 seconds with a default value of using RSTP will result in dynamic forwarding table...RSTP) evolved from 10 to all ports, are not affected by Ethernet switches. D-Link DES-3250TG Standalone Layer 2 Switch Packet Forwarding The Switch enters the relationship between the two protocols is the same as defined by the switch. This information is referred to the role of STP that packet through...