D-Link™ DGS-1248T WebSmart 48-Port 10/100/1000Mbps + 4 Combo SFP(Mini GBIC) Gigabit Switch Manual First Edition Building Networks for People RECYCLABLE Information in this document is subject to change without notice.
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Dies ist ein Produkt der Klasse A. Im Wohnbereich kann dieses Produkt Funkstoerungen verursachen. In diesem Fall kann vom Benutzer verlangt werden, angemessene Massnahmen zu ergreifen. Precaución! Este es un producto de Clase A. En un entorno doméstico, puede causar interferencias de radio, en cuyo case, puede requerirse al usuario para que adopte las medidas adecuadas. Attention! Ceci est un produit de classe A.
TABLE OF CONTENT About This Manual ...............................................................................1 Purpose ............................................................................................ 1 Terms/Usage .................................................................................... 1 Introduction.......................................................................................... 2 Gigabit Ethernet Technology ...........................................................
Toolbar........................................................................................... 17 Configuring the Switch .................................................................. 18 Login.............................................................................................. 18 Setup Menu .................................................................................... 20 Configuring Setup Setting.............................................................. 21 Port Settings...........
ABOUT THIS MANUAL Congratulations on your purchase of the DGS-1248T Web Smart 48-Port 10/100/1000Mbps Gigabit Switch. This device integrates 1000Mbps Gigabit Ethernet, 100Mbps Fast Ethernet, and 10Mbps Ethernet network capabilities in a highly flexible package. Purpose This manual discusses how to install your 48-Port 10/100/1000Mbps Gigabit Web Smart Switch.
INTRODUCTION This chapter describes the features of the DGS-1248T Web Smart 48-Port 10/100/1000Mbps Gigabit Switch and some background information about Ethernet/Fast Ethernet/Gigabit Ethernet switching technology. Gigabit Ethernet Technology Gigabit Ethernet is an extension of IEEE 802.
Fast Ethernet Technology The growing importance of LANs and the increasing complexity of desktop computing applications are fueling the need for high performance networks. A number of high-speed LAN technologies have been proposed to provide greater bandwidth and improve client/server response times. Among them, 100BASE-T (Fast Ethernet) provides a non-disruptive, smooth evolution from the current 10BASE-T technology.
Switching LAN technology is a marked improvement over the previous generation of network bridges, which were characterized by higher latencies. Routers have also been used to segment local area networks, but the cost of a router, the setup, and maintenance required make routers relatively impractical. Today switches are an ideal solution to most kinds of local area network congestion problems.
Wire speed reception and transmission Store-and-Forward switching scheme capability to support rate adaptation and ensure data integrity Up to 8K unicast addresses entities per device, self-learning, and table aging 1632KBytes packet buffer Supports IEEE 802.3x flow control for full-duplex mode ports Supports 802.1Q VLAN Supports Port-base QoS, 802.
UNPACKING AND INSTALLATION This chapter provides unpacking and installation information for the Switch. Unpacking Open the shipping cartons of the Switch and carefully unpacks its contents.
When installing the Switch on a level surface, attach the rubber feet to the bottom of each device. The rubber feet cushion the hub and protect the hub case from scratching. Figure 1. Attach the adhesive rubber pads to the bottom Rack Mounting The Switch can be mounted in an EIA standard-size, 19-inch rack, which can be placed in a wiring closet with other equipment. Attach the mounting brackets at the Switch’s front panel (one on each side), and secure them with the provided screws. Figure 2.
Figure 3. Mount the Switch in the rack Connecting Network Cable The Switch supports 1000Mbps Gigabit Ethernet that runs in Auto-negotiation mode and 10Mbps Ethernet or 100Mbps Fast Ethernet that runs both in half- and full-duplex mode and 1000Mbps Gigabit Ethernet runs in full-duplex mode using four pair of Category 5 Cable. These RJ-45 ports are Auto-MDI type port.
IDENTIFYING EXTERNAL COMPONENTS This chapter describes the front panel, rear panel, and LED indicators of the Switch. Front Panel The figure below shows the front panels of the Switch. 10/100/1000 Base-T Twisted-Pair Ports w/ LED Indicators ┌─────────────────────────────┐ └──┘ SFP(Mini GBIC) Ports Figure 4. Front panel of 48-Port Gigabit Ethernet Switch LED Indicator: Comprehensive LED indicators display the status of the Switch and the network (see the LED Indicators chapter below).
Rear Panel Figure 5. Rear panel of the Switch AC Power Connector: This is a three-pronged connector that supports the power cord. Plug in the female connector of the provided power cord into this connector, and the male into a power outlet. Supported input voltages range from 100-240V AC at 50-60Hz.
UNDERSTANDING LED INDICATORS The front panel LEDs provides instant status feedback, and helps monitor and troubleshoot when needed. Figure 6. LED indicators of the Switch Power and System LEDs POWER: System Power Indicator On : When the Power LED lights on, the Switch is receiving power. Off : When the Power turns off or the power cord has an improper connection. CPU: Management Indicator Blinking : When the CPU is working, the CPU LED is blinking. On/Off : The CPU is not working.
Speed: Green : When the Speed LED lights green, the respective port is connected to a 1000Mbps Gigabit Ethernet network. Amber : When the Speed LED lights amber, the respective port is connected to a 100Mbps Fast Ethernet network. Off : When the Speed LED lights off, the respective port is connected to a 10Mbps Fast Ethernet network. mini-GBIC Port 45F ~ 48F LEDs Link/ACT: On : Blinking Off When the mini-GBIC module is installed and connected to a network, the Link LED lights on.
CONFIGURATION Through the Web Browser you can configure the Switch functions such as VLAN, Trunking, QoS… etc. With the attached Web Management Utility, you can easily discover all Web Managed Switches, assign the IP Address, change the password, and upgrade with new firmware. Installing the Web Management Utility The following provides instructions guiding you through the installations of the Web Management utility. 1. 2. 3. 4. 5. Insert the Utility CD in the CD-ROM Drive.
The Web Management Utility was divided into four parts, Discovery List, Monitor List, Device Setting, and Toolbar function, for detailed instructions, follow the section below. Discovery List This is the list where you can discover all the Web managed devices in the entire network. By pressing the “Discovery” button, you can list all the Web Managed devices in the discovery list. Double click or press the “Add to monitor list” button to select a device from the Discovery List to the Monitor List.
Protocol version: Shows the version of the Utility protocol. Product Name: Shows the device product name. System Name: Shows the appointed device system name. Location: Shows where the device is located. Trap IP: Shows the IP where the Trap is to be sent. Subnet Mask: Shows the Subnet Mask set of the device. Gateway: Shows the Gateway set of the device. View Trap: The Trap function can receive the events that occur on the Switch in the Monitor List. There is a light indicator behind the “View Trap” button.
Trap Setting Menu (see Page 45 for details). Add Item: To add a device to the Monitor List manually, enter the IP Address of the device that you want to monitor. Delete Item: To delete the device in the Monitor List. Device Setting You can set the device by using the function key in the Device Setting Dialog box. Configuration Setting: In this Configuration Setting, you can set the IP Address, Subnet Mask, Gateway, Set Trap to (Trap IP Address), System name, and Location.
Firmware Upgrade: When the device has a new function, there will be a new firmware to update the device; use this function to upgrade the firmware Figure 12. Web Access: Double click the device in the Monitor List or select a device in the Monitor List and press the “Web Access” button to access the device in Web browser. Toolbar The toolbar in the Web Management Utility has four main tabs: File, View, Options, and Help. In the “File TAB”, there is Monitor Save, Monitor Save As, Monitor Load, and Exit.
settings so that when you open the Web Management Utility the next time, it will automatically load the default recorded setting. Monitor Save As: To record the setting of the Monitor List to an appointed filename and file path. Monitor Load: To manually load the setting file of the Monitor List. Exit: To exit the Web Management Utility. In the “View TAB”, there are the view log and clear log functions: the view log function will help you display trap settings.
configured through an Ethernet connection, make sure the manager PC is set on same the IP network. For example, when the default network address of the default IP address of the Web Smart Switch is 192.168.0.1, then the manager PC should be set at 192.168.0.x (where x is a number between 2 and 254), and the default subnet mask is 255.255.255.0. Open Internet Explorer 5.0 or above Web browser. Enter the IP address http://192.168.0.1 (the factory-default IP address setting) into the address location.
After entering the password, the main page appears, and the screen will display the device status. Figure 15. Device Status Setup Menu When the main page appears, find the Setup menu on the left side of the screen (Figure 16). Click on the setup item that you want to configure. There are eleven options: Port Settings, VLAN Settings, Trunk Setting, Mirror Setting, Device Status, Statistics, System Settings, Trap Setting, Password Setting, Backup Setting, and Reset Setting as shown in the Main Menu screen.
Figure 16. Setup menu Configuring Setup Setting There are four items, including Port Settings, VLAN Settings, Trunk Settings, and Mirror Settings in Setup menu. Port Settings In the Port Settings menu (Figure 17), this page will display each port’s status. Press the ID parameter to set each port’s Speed, Flow Control, QoS priority, and Link Status. When you need to renew the posted information, press the “Refresh” button.
Figure 17. Port Setting Note 1: Be sure to reset the Gigabit port when transferring the or Copper to Fiber). media type (Fiber to Copper Note 2: The priority of Gigabit Fiber port is higher than Copper. To change the port setting, click on the ID parameter to enter the selected port to configure its Speed/Disable, Flow control, and QoS setting. Figure 18 Speed/Disable: This setting has six modes—100M Full, 100M Half, 10M Full, 10M Half, Auto and Disable—for speed or port disable selections.
Flow Control: This setting determines whether or not the Switch will be handling flow control. Set Flow Control to Enable for avoiding data transfer overflow. If it is set to Disable, there is either no flow control or other hardware/software management. When the port is set to forced mode, the flow control will automatically be set to Disable. QoS: The Switch supports two kinds of QoS mode, one is 802.1p based QoS and the other is port based QoS. When the port receives a data packet that includes the 802.
Figure 18. Port VID Setting: When you select Port VLAN setting, fill in each port’s PVID value between 1 and 4094. Figure 19.
Port Egress Setting: The Port Egress is used to set the 802.1Q VLAN Egress rule in each port; the selected port will include the TCI (Tag Control Information) data packets. Figure 20. Trunk Setting The Trunk function enables the Switch to cascade two or more devices with larger bandwidths. There are ten Trunking groups to be set, and there are default ports in each member.
Figure 21. Trunk Settings Be sure that the selected trunk setting port is connected to the device with a same VLAN group.
Mirror Setting Port Mirroring is a method of monitoring network traffic that forwards a copy of each incoming and/or outgoing packet from one port of a network switch to another port where the packet can be studied. It enables the manager to keep close track of switch performance and alter it if necessary. Configuring the port mirroring by assigning a source port from which to copy all packets and a sniffer port where those packets will be sent.
Press “Refresh” when you need to renew the posted information. Figure 23. Statistics The Statistics Menu screen will show the status of each port packet count.
Figure 24. Statistics For detailed packet information, click on the ID parameter as in Figure 25.
Figure 25.
System Setting The System Setting includes the System name, Location name, Login Timeout, IP Address, Subnet Mask, and Gateway. Through the Web Management Utility, you can easily recognize the device by using the System Name and the Location Name. The Login Timeout is to set the idle time-out for security issues. When there is no action in running the Web Smart Utility and it times out, you must re-login to Web Smart Utility before you set the Utility.
Figure 27. Trap Setting System Events: Monitoring the system’s trap. Device Bootup: A trap when booting up the system. Illegal Login: A trap when there is a wrong password login, and it will record the IP from where the login attempt was made. Password Setting Password is the invaluable tool for the manager to secure the Web Management Switch. You can use this function to change the password. If you forget the password, press the “Reset” button in the rear panel of the Switch.
To restore a current setting file to the device, you must specify the backup file and press the “Restore” button to process the setting of the recorded file. Figure 29. Backup Setting Note: When restoring a recorded file, the current password will not be erased. Reset Setting The Factory Reset button helps you to reset the device back to the default setting from the factory. Be aware that the entire configuration will be reset; the IP address of the device will be set to the default setting of 192.168.0.
Figure 31.
TECHNICAL SPECIFICATIONS General Standards IEEE 802.3 10BASE-T Ethernet IEEE 802.3u 100BASE-TX Fast Ethernet IEEE 802.3ab 1000BASE-T Gigabit Ethernet IEEE 802.3x Full Duplex Flow Control IEEE 802.3z 1000BASE-SX/LX Gigabit Ethernet Protocol Data Transfer Rate CSMA/CD Ethernet: 10Mbps (half-duplex), 20Mbps (full-duplex) Fast Ethernet: 100Mbps (half-duplex), 200Mbps (full-duplex) Gigabit Ethernet: 2000Mbps (full-duplex) Star 10BASET: 2-pair UTP Cat. 3, 4, 5; up to 100m 100BASE-TX: 2-pair UTP Cat.
Performance Transmits Method: Filtering Address Table: Packet Filtering/Forwarding Rate: MAC Address Learning: Transmits Method: RAM Buffer: Store-and-forward 8K entries per device 10Mbps Ethernet: 14,880/pps 100Mbps Fast Ethernet: 148,800/pps 1000Mbps Gigabit Ethernet: 1,488,000/pps Automatic update Store-and-forward 1632KBytes per device 36
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