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The contents of this manual are the property of GE Multilin Inc. This documentation is furnished on license and may not be reproduced in whole or in part without the permission of GE Multilin. The content of this manual is for informational use only and is subject to change without notice.
Fiber optic media typically is able to be applied over much longer distances, is immune to electrical noise and while being more difficult to terminate the availability of per- fabricated cables has reduced the complexity of the installation within the substation dramatically. MULTILINK ML1600/2400 ETHERNET COMMUNICATIONS SWITCH – QUICKSTART GUIDE QS–1...
• Category 5e*: Used in networks running at speeds up to 1000 Mbps (1 Gbps). • Category 6: Consists of four pairs of 24-gauge copper wires, which can transmit data at speeds of up to 1000 Mbps. Recommended Ethernet: Unshielded Twisted Pair 100 metres max. QS–4 MULTILINK ML1600/2400 ETHERNET COMMUNICATIONS SWITCH – QUICKSTART GUIDE...
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The final wire pair, wire pair #4 consists of a white wire with brown bands while the other wire is Brown. * The Electronic Industry Association (EIA) / Telecommunications Industry Association's (TIA) Standard 568B MULTILINK ML1600/2400 ETHERNET COMMUNICATIONS SWITCH – QUICKSTART GUIDE QS–5...
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The pin and wire configuration of a patch or crossover cable used to connect or establish a point-to-point Ethernet LAN between two Ethernet devices is shown here. RJ45 Connectors 100 metres max length FIGURE QS–2: Pin Layout for RJ45 Ethernet Crossover (Patch) Cable QS–6 MULTILINK ML1600/2400 ETHERNET COMMUNICATIONS SWITCH – QUICKSTART GUIDE...
1300nm wavelength light uses both single and multi-mode compatible cable. Cable compatible with 1550nm wavelength light is offered only in single mode. Wavelengths of light Multi-Mode Single-Mode 820nm 1300nm 1550nm Note that both devices must use the same wavelength of light. MULTILINK ML1600/2400 ETHERNET COMMUNICATIONS SWITCH – QUICKSTART GUIDE QS–7...
The outer clad of both is 125 micrometers in diameter. The multi-mode core, at 62.5 micrometers, is a little bit thinner than the average human hair. The core of the 9/125 QS–8 MULTILINK ML1600/2400 ETHERNET COMMUNICATIONS SWITCH – QUICKSTART GUIDE...
As a result, for a given wavelength of light, single mode fiber typically has less attenuation per unit distance than multi-mode fiber. MULTILINK ML1600/2400 ETHERNET COMMUNICATIONS SWITCH – QUICKSTART GUIDE QS–9...
• 9/125 (Single-mode 1550nm) is 0.2 dB/km (ZXSC70) and • 9/125 (Single-mode 1550nm) is 0.22 dB/km (ZXSC120) These are typical cable losses. There will be deviations depending on the manufacturer. Always measure the loss before installation. QS–10 MULTILINK ML1600/2400 ETHERNET COMMUNICATIONS SWITCH – QUICKSTART GUIDE...
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A diagram of the required cable’s pin-out is shown above. Note that both ends of the cable are terminated in a DB9 pin female connector. Pins 5 of this cable are MULTILINK ML1600/2400 ETHERNET COMMUNICATIONS SWITCH – QUICKSTART GUIDE QS–11...
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Once the HyperTerminal application is launched you will need to cancel HyperTerminal’s dial sequence by left mouse clicking on the Cancel pushbutton. This will allow you to access Hyperterminal’s configuration menus. QS–12 MULTILINK ML1600/2400 ETHERNET COMMUNICATIONS SWITCH – QUICKSTART GUIDE...
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QUICK START GUIDE Select an icon and name to use for saving the new Hyperterminal configuration. MULTILINK ML1600/2400 ETHERNET COMMUNICATIONS SWITCH – QUICKSTART GUIDE QS–13...
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In the next window set the baud rate to 38400, data bits to 8, no parity, one stop bit and set the flow control to none. Left mouse click on the OK icon to attempt communication to the Multilink switch. QS–14 MULTILINK ML1600/2400 ETHERNET COMMUNICATIONS SWITCH – QUICKSTART GUIDE...
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Once you are successfully logged in, the prompt will change to the model number of the switch you are connected to, followed by the pound (#) sign, indicating a successful login. MULTILINK ML1600/2400 ETHERNET COMMUNICATIONS SWITCH – QUICKSTART GUIDE QS–15...
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QUICK START GUIDE In this example the switch that the computer is connected to is a Multilink ML1600. The instruction manual for the MultiLink provides a list of all instructions. A valid IP address and subnet mask can be programmed into the switch using the IP config command as...
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IP address and subnet mask and if programmed, the default gateway. Once you have verified that the IP, subnet mask and default gateway settings are correct you can configure the switch via the web interface. MULTILINK ML1600/2400 ETHERNET COMMUNICATIONS SWITCH – QUICKSTART GUIDE QS–17...
IP address of each device on the network must be unique. Given that in this example the switch was assigned an IP address, 3.94.247.50, we are left with 253 unique addresses. QS–18 MULTILINK ML1600/2400 ETHERNET COMMUNICATIONS SWITCH – QUICKSTART GUIDE...
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Once the computer has booted up, right click on the icon labeled My Network Places followed by the Properties selection. Right mouse click on the Local Area Connections icon and select Properties. MULTILINK ML1600/2400 ETHERNET COMMUNICATIONS SWITCH – QUICKSTART GUIDE QS–19...
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Select OK, then OK again to exit the LOCAL AREA NETWORK PROPERTIES menu. Connect the computer’s Ethernet port to the switch using a straight-through cable. Ensure that the link LED come on, on both the switch and PC. QS–20 MULTILINK ML1600/2400 ETHERNET COMMUNICATIONS SWITCH – QUICKSTART GUIDE...
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This is the command that will cause the Ethernet adaptor to immediately use the IP, and Subnet Mask addresses just programmed. An on-screen report will appear indicating which addresses are now being used by the adapter. The computer’s configuration is complete. MULTILINK ML1600/2400 ETHERNET COMMUNICATIONS SWITCH – QUICKSTART GUIDE QS–21...
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At the Multilink login web page, enter the default Login name, which is manager. Enter the default login Password, which is again manager. QS–22 MULTILINK ML1600/2400 ETHERNET COMMUNICATIONS SWITCH – QUICKSTART GUIDE...
In our example the port named A1 is one of the ports that will be used in a redundant configuration, so the Link Loss Alert feature must be enabled on this port. MULTILINK ML1600/2400 ETHERNET COMMUNICATIONS SWITCH – QUICKSTART GUIDE QS–23...
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QUICK START GUIDE Double click on the Switch Port icon to open the main port configuration screen. Select the Edit icon for port number one which has the name A1. QS–24 MULTILINK ML1600/2400 ETHERNET COMMUNICATIONS SWITCH – QUICKSTART GUIDE...
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Enable LLA on both switch ports connected to the normal and alternate UR ports To test the operation of the redundancy proceed as follows: Primary Fiber Optic Ethernet Port Alternate Ethernet Port (optional) MULTILINK ML1600/2400 ETHERNET COMMUNICATIONS SWITCH – QUICKSTART GUIDE QS–25...
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Note that communications to the relay aren’t disrupted, and check that Ethernet port diagnostics are enabled. The message - primarily Ethernet Fail - will be seen on the display. The relay has switched over to the alternate port. QS–26 MULTILINK ML1600/2400 ETHERNET COMMUNICATIONS SWITCH – QUICKSTART GUIDE...
Tagged VLANs and priority are used within IEC 61850 GOOSE messaging. The objective of this exercise is to become familiar with the correct procedure to configure tagged VLANs within the GE Multilink switches, to support the IEC61850 GOOSE peer to peer messaging service.
Take note the names of the associated ports displayed on the Multilink home page. In our example we want the ports named C5 and C7 to be part of the VLAN. QS–28 MULTILINK ML1600/2400 ETHERNET COMMUNICATIONS SWITCH – QUICKSTART GUIDE...
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In this page we can see that the port named C5 has been assigned port number 21 and the port named C7 has been assigned port number 23. We want to assign ports 21 and 23 to their own single VLAN. MULTILINK ML1600/2400 ETHERNET COMMUNICATIONS SWITCH – QUICKSTART GUIDE QS–29...
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QUICK START GUIDE Note these port numbers. Now open the VLANs menu and select the Type menu. In this menu set the VLAN type to tag. Select the Save icon. QS–30 MULTILINK ML1600/2400 ETHERNET COMMUNICATIONS SWITCH – QUICKSTART GUIDE...
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SAVE We can now proceed to the tagged based VLAN menu . From this menu we can see that all ports have been assigned to the default tag based VLAN 1. MULTILINK ML1600/2400 ETHERNET COMMUNICATIONS SWITCH – QUICKSTART GUIDE QS–31...
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We will use a tag of 2 and a VLAN name of GOOSE2. Left mouse click on the check boxes corresponding to ports 21 and 23 to add them to this new VLAN. Select Save. OK to exit. QS–32 MULTILINK ML1600/2400 ETHERNET COMMUNICATIONS SWITCH – QUICKSTART GUIDE...
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QUICK START GUIDE You will notice below, that the status of the VLAN named GOOSE2 is displayed as Pending. MULTILINK ML1600/2400 ETHERNET COMMUNICATIONS SWITCH – QUICKSTART GUIDE QS–33...
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QUICK START GUIDE To activate VLAN 2 proceed as follows. Select Status. Once in the Status menu, set the VLAN ID to 2 and the VLAN status to start. QS–34 MULTILINK ML1600/2400 ETHERNET COMMUNICATIONS SWITCH – QUICKSTART GUIDE...
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You can add ports 21 and 23 back into the default tagged based VLAN 1 if you wish, such that they are part of both VLAN 1 and VLAN 2. To do this, Select the configure icon for the default tagged based VLAN1. MULTILINK ML1600/2400 ETHERNET COMMUNICATIONS SWITCH – QUICKSTART GUIDE QS–35...
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Add ports 21 and 23 to tagged based VLAN 1 by checking the corresponding boxes. SAVE Select the save icon at the top of the screen. Select OK to return to the main tag VLAN menu. MULTILINK ML1600/2400 ETHERNET COMMUNICATIONS SWITCH – QUICKSTART GUIDE QS–37...
Note that RSTP and Ring-only mode support a maximum of 18 switches. RO mode has typical recovery time of ≤ 5 ms/hop. QS–38 MULTILINK ML1600/2400 ETHERNET COMMUNICATIONS SWITCH – QUICKSTART GUIDE...
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Click on the port C5 to open the main port configuration screen. From this screen we can see that the port named C5 is actually port 21. MULTILINK ML1600/2400 ETHERNET COMMUNICATIONS SWITCH – QUICKSTART GUIDE QS–39...
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QUICK START GUIDE Note this port number. from the Administration menu open the Set menu. Open the STP type setting. Set STP to Rapid Spanning Tree (RSTP). Save the setting. QS–40 MULTILINK ML1600/2400 ETHERNET COMMUNICATIONS SWITCH – QUICKSTART GUIDE...
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QUICK START GUIDE From the configuration menu open the RSTP menu. Select Bridge RSTP. Note that the protocol is still set to normal RSTP. Select the Edit icon. MULTILINK ML1600/2400 ETHERNET COMMUNICATIONS SWITCH – QUICKSTART GUIDE QS–41...
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QUICK START GUIDE Once in Edit mode, change the Status to Enabled Once these settings have been completed Save the configuration..THEN SAVE ENABLE STATUS... QS–42 MULTILINK ML1600/2400 ETHERNET COMMUNICATIONS SWITCH – QUICKSTART GUIDE...
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QUICK START GUIDE Once saved, select OK, then OK again to exit. MULTILINK ML1600/2400 ETHERNET COMMUNICATIONS SWITCH – QUICKSTART GUIDE QS–43...
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Click the Edit button to configure RO Mode. Select the desired ports that are part of the ring, as shown below. Click OK to exit. Only 2 ports can be selected to Ring Only Mode. Note QS–44 MULTILINK ML1600/2400 ETHERNET COMMUNICATIONS SWITCH – QUICKSTART GUIDE...
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Enable status... Change status to Enable. Save the configuration by clicking on the icon. For proper recovery, disable the Link Loss Alert function on the port named C5 (port21) as follows: MULTILINK ML1600/2400 ETHERNET COMMUNICATIONS SWITCH – QUICKSTART GUIDE QS–45...
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From the main port configuration menu, left mouse click on the Configuration icon for port 21. Within port 21’s configuration screen set the Link Loss Alert to Disabled. Save the settings. QS–46 MULTILINK ML1600/2400 ETHERNET COMMUNICATIONS SWITCH – QUICKSTART GUIDE...
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QUICK START GUIDE Repeat this procedure for the other port on this and the rest of the switches that form the ring. DISABLE LLA ON PORTS THAT ARE IN A RING MULTILINK ML1600/2400 ETHERNET COMMUNICATIONS SWITCH – QUICKSTART GUIDE QS–47...
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Once this procedure has been completed for all ports forming the ring, connect the configured ports into the ring topology as shown below. FIGURE QS–6: Configuration of the MultiLink ring Only mode You have completed the exercise. QS–48 MULTILINK ML1600/2400 ETHERNET COMMUNICATIONS SWITCH – QUICKSTART GUIDE...
QS.6 ML1600/2400 Firmware Updates QS.6.1 Updating MultiLink Firmware This section describesthe process for upgrading the firmware on a GE Multilink Ethernet switch. The methods describe updating the Multilink firmware either locally using the console port or remotely over the network using FTP or TFTP.
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If the current firmware is 1.7.3 or above, enter the xmodem command as shown below: Click on the Transfer menu item and choose the Receive File option. QS–50 MULTILINK ML1600/2400 ETHERNET COMMUNICATIONS SWITCH – QUICKSTART GUIDE...
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ML1600/2400# upgrade mode=serial Do you wish to upgrade the image? [Y or N] See figure below. If the current firmware is older than 1.7.3, use the xmodem command: ML1600/2400# Xmodem get type=app MULTILINK ML1600/2400 ETHERNET COMMUNICATIONS SWITCH – QUICKSTART GUIDE QS–51...
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Click on the Send button. The file will start to load as shown below. Once the file transfer is complete, reboot the switch using the Reboot command, or by switching the power off then on. QS–52 MULTILINK ML1600/2400 ETHERNET COMMUNICATIONS SWITCH – QUICKSTART GUIDE...
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If the current firmware is older than 1.7.3, use the loadconf command as shown below: If the current firmware is older than 1.7.3, enter the xmodem command as shown below: MULTILINK ML1600/2400 ETHERNET COMMUNICATIONS SWITCH – QUICKSTART GUIDE QS–53...
QS.6.4 Updating Using the EnerVista Web Interface Software Use the following steps to install the EnerVista Secure Web Management software. Download the latest MultiLink firmware from the GE Multilin web site to a convenient location on your hard drive. QS–54...
Using FTP It is always a good idea to save the configuration before an upgrade. GE Multilin recommends a two-step update: first save the configuration to the ftp server, then load the new image and restart the switch.
After reboot, the new version of the Multilink firmware is ready for use. Using TFTP It is always a good idea to save the configuration before an upgrade. GE Multilin recommends a two-step update: first save the configuration to the ftp server, then load the new image and restart the switch.
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As the file is being loaded, you will see the file transfer in progress window. Reboot the switch when the transfer is complete. After reboot, the new version of the Multilink firmware is ready for use. MULTILINK ML1600/2400 ETHERNET COMMUNICATIONS SWITCH – QUICKSTART GUIDE QS–57...