LevelOne 1650 manuale d’uso

KVM-0850/1650 IP KVM switch LevelOne KVM-0850/1650 8/16-port IP KVM Switch for PS/2 User Manual V er 1.00-0504 1[...]

KVM-0850/1650 IP KVM switch T ABLE OF CONTENTS 1. The Quick Installation Guide .............................................................................................. 4 2. Intr oduction ............................................................................................................................... 6 2.1 When the server is up a[...]

KVM-0850/1650 IP KVM switch 6.4.2 Keyboard/Mouse ........................................................................................................... ....... 57 6.4.3 V ideo.................................................................................................................... ................. 59 6.5 Device Settings ............[...]

KVM-0850/1650 IP KVM switch 1. The Quick Inst allation Guide Inst allation KVM-0850/1650, 8-port/16-port PS/2 IP -KVM switch redirect s local keyboard, mouse and video data to a remote administration console. All data is transmitted via IP . KVM-0850/1650 can be used in a multi administrator and multi serv er environment as well. Besides, KVM-0850/[...]

KVM-0850/1650 IP KVM switch Use a terminal software (e.g. hyper term or minicom) to connect to KVM-0850/1650. Reset KVM-0850/1650 and immediately press <ESC>. Y ou will see some device information and a ’=>’ prompt. Enter the command ’config’ and press <Enter>. Af ter waiting a few moments you may configure IP auto configurat[...]

KVM-0850/1650 IP KVM switch 2. Introduction Thank you for purchasing KVM-0850/ 1650, PS/2 IP-KVM switch, which can save your MONEY , TIME, SP ACE, EQUIPMENT and POWER. KVM-0850/1650 defines a new cl ass of remote KVM access devices. KVM-0850/1650 combines an 8/16-port KVM swit ch with digital remote KVM access via IP networks and comprehensive syst[...]

KVM-0850/1650 IP KVM switch Type of failure Detected by Hard disk failure Console screen, CMOS set-up information Power cable detached, power supply failure Server remains in power on state after power on command has been given. CPU Controller, main board failure. Power su pply is on, but there is no video output. CPU fan failure By server specific[...]

KVM-0850/1650 IP KVM switch 2.4 Package content s Model No.: 8 port IP KVM Switch- KVM-0850 Base unit- 8 port KVM-0850 1 PC User ’s manual 1 PC AC to DC Power Adapter 1 PC Rack Mount Kit 1 SET Daisy Chain Cable 1 PC 3-in-one cables (One HDDB 15-pin male to one HDDB 15-pin and two Mini Din 6-pin PS/2 cables) 2 PCS Null modem cable 1 PC USB A to B [...]

KVM-0850/1650 IP KVM switch 2.5 T echnical specifications Model No. 8 port KVM-0850/1650 16 port KVM-0850/1650 PC Port 8 16 Console Port 1 PC Port Connector (All Female T ypes) VGA HDDB 15-pin(sh ared with PS/2 keyboard and Mouse) USB T y pe B receptacle Console Port Connector (All Female T ypes) Local Console: PS/2 Keyboard Mini Din 6 pin PS/2 Mou[...]

KVM-0850/1650 IP KVM switch 2.6 System requirement Model No. 8 port s KVM-0850 Local console side One VGA Monitor One Keyboard One Mouse Network Side 10/100Mbps Ethernet or Modem Remote Console side One computer Computer side 8 PCs with 8 3-in-one cables (One HDDB 15-pin male to one HDDB 15-pin and two Mini Din 6-pin PS/2 cables) Model No. 16 port [...]

KVM-0850/1650 IP KVM switch A T to PS/2 keyboard adapter: (Optional) Din 5 pin Male to Mini Din 6 pin Female PS/2 to DB9 adapter (Optional) Mini Din 6 pin Female to DB 9 pin Female CA T5/5E/6 Straight Th rough UTP/STP Cable: 8P8C 2.8 Product Details 8 port Rack Mount KVM-0850: 16 port Rack Mount KVM-1650: 11[...]

KVM-0850/1650 IP KVM switch 3. Hardware inst allation 3.1 Operation Overview Figure 3.1 shows the connections of KVM-0850/1650 to its host, to peripheral devices, to the power source and to the local area network. Figure 3.1: KVM-0850/1650 usage scenario 8/16 Servers IP Network 8/16 port PS/2 KVM Administrator KVM-0850/1650 redirects local keyboard[...]

KVM-0850/1650 IP KVM switch Step 3 Connect the keyboard to the KVM S witch. If you have an A T type ke yboard, you will need an A T to PS/2 adapter . Step 4 Connect the mouse to the KVM Switch. Step 5 Each PC port connector is HDDB15-pin type. Locat e your input cable. It will have an HDDB15-pin male connector at one end. Plug it into any label com[...]

KVM-0850/1650 IP KVM switch Step 9 Connect the Ethernet and/ or modem, ISDN, depending how you want to access KVM-0850/1650. INTERNET MODEM The rear side of KVM-0850/1650 pr ovides a RJ-45 connector for Ethernet. The connector is used either for a 100 Mbps 100BASE-TX connection or fo r a 10 Mbps 10BASE-T connection. The adapter can sense the connec[...]

KVM-0850/1650 IP KVM switch 4. Configuration 4.1 Initial Configuration The KVM-0850/1650's communication interfac es are all based on TCP/IP . It comes pre-configured with the IP configuration listed in T able 4-1 . Parameter V alue IP auto configuration DHCP IP-Address 192.168.1.22 Net-mask 255.255.255.0 Default-Gateway None Table 4-1. Initia[...]

KVM-0850/1650 IP KVM switch Figure4-1. IP-KVM switch setup tool On the upper left corner, the MAC address of the IP -KVM switch is displa yed. To detect the MAC address, manually, press t he button “Refresh Devices”. The displayed MAC address is the same MAC address printed on t he white sticker placed on the ba ck of the IP-KVM switch. If the [...]

KVM-0850/1650 IP KVM switch 4.1.2 Initial configuration via serial console Using a serial terminal, the KVM-0850/1650 has a seri al line interface (rear side). This connector is compliant with the RS 232 seri al line standard. The serial line has to be configured with the parameters given in T able 4-2 . When configuring with a serial terminal, re [...]

KVM-0850/1650 IP KVM switch Warning Only the PC with USB connection to KVM -0850/1650 could support both PS/2 and USB. All the other PCs could support PS/2 only. 4.1.3.1 KVM-0850/1650 ke yboard settings The KVM-0850/1650 settings for the host's keyboard type have to be correct in order to make the remote keyboard work properly. Check th e sett[...]

KVM-0850/1650 IP KVM switch 4.1.3.4 Host system mouse settings The host's operating system knows vari ous settings from the mouse driver. Warning The following limitations ar e not for the Mouse Type of “MS Windows 2000 and newer”. While the IP-KVM switch wor ks with accelerated mice and is able to synchronize the local with the remote mou[...]

KVM-0850/1650 IP KVM switch MAC OS X We recommend using the Single Mouse Mode. 4.1.3.7 Video Modes The KVM-0850/1650 recognizes a limited number of common video modes. When running X11 on the host system, please do not use any cu stom mode lines with special video modes. If you do, the KVM-0850/1650 may not be able to detect them. We recommend usin[...]

KVM-0850/1650 IP KVM switch 5. Usage 5.1 Prerequisites The KVM-0850/1650 features an em bedded operating system and applicat ions offering a variety of operating interfaces. This c hapter will describe both these interf aces, and the way to use them in a more detailed manner . The interfaces are a ccessed using the TCP/IP protocol family , thus the[...]

KVM-0850/1650 IP KVM switch Figure 5-1. The Internet Explorer display ing the encryption key length Newer web browsers do suppor t strong encryption on default. 5.2 Using PS/2 KVM over IP switch as a KVM sw itch The power on state of 8/16-por t PS/2 KVM over IP switch: When you power on KVM switch, it will ask you the password, the default p asswor[...]

KVM-0850/1650 IP KVM switch PC ports of KVM Switch do not be reset by reset command. Keyboard Hot Key Commands: Y ou can also conveniently command KVM switch by switching port s through simple key sequences. T o send commands to KVM switch, the “SCROLL LOCK” key must be pressed twice within 2 seconds. Y ou will hear a beep for confirmation and [...]

KVM-0850/1650 IP KVM switch Scroll Lock + + = S e a r c h t h e s a m e P C n a m e ( N o t e : S e a r c h P C n a m e s t a r t i n g f r o m 1 st PC port) Scroll Lock F + + = On Screen Display Menu Scroll Lock Scroll Lock SP ACE BAR 5.2.1 Daisy Chain Connection Diagram Please use the att ached 3 feet 3-in-one dais y chain Cable Kit to daisy chai[...]

KVM-0850/1650 IP KVM switch Figure 5-2: Daisy Chain Connection 5.2.2 Hot Plug The KVM Switch supports “Hot Plug“ function for easy addition or removal of PCs. The user can arrange or maintain PCs as follows: a. A PC can be disconnected and reconnected to t he same or different port of the KVM unit without having to power it off as long as it is[...]

KVM-0850/1650 IP KVM switch 5.2.3 On Screen Display Operation 1. OSD menu can be popped up in powered on PC port or non-power ed on PC port or empty PC port. The resolution of OSD menu is fixed to 1024X768 for non-powered on PC port or empty PC port. 2. When you pop up the OSD menu wi ndow go through the hot key , y ou will see the following small [...]

KVM-0850/1650 IP KVM switch a. The “OSD: 10 SEC” means that the OSD windows dis play or PC system name exists 10 sec. on your monitor . Y ou can modify it from 05 sec to 99 sec. The factory default value is 10 sec. b. The “SCAN TIME” means that scan interval from one PC port to next PC port. The default SCAN time is 10 sec and the maximum s[...]

KVM-0850/1650 IP KVM switch After the OSD value restores to default setti ng, the bank seven segment LED on the front panel will stop flashing 5.3 Login into the KVM-0850/1650 and logout 5.3.1 Login into the KVM-0850/1650 Launch your web browser. Direct it to th e address of your KVM-0850/1650, which you configured during the installati on process.[...]

KVM-0850/1650 IP KVM switch Warning Please make sure to change the super user password immediately after you have installed and accessed your KVM-0850/1650 for t he first time. Not changing the pass phrase for the super user is a severe secu rity risk and might result in unauthorized access to the KVM-0850/1650 and to the host system including all [...]

KVM-0850/1650 IP KVM switch Table 5-2. Buttons from the front end Warning If there is no activity for half an hour, the KVM-0850/1650 will log you out automatically. Any click on the links will bring you back to the login screen. 5.3.2 Logout from the KVM-0850/1650 This link logs out the current user and presents a new login screen. Please note tha[...]

KVM-0850/1650 IP KVM switch If the problems above happen, please consult your network administrator in order to provide an appropriate network environment. 5.5 Main Window Clicking the Remote Console opens an additiona l window. It displays the screen content of your host system. The Remote Console will behav e exactly the same way as if you were s[...]

KVM-0850/1650 IP KVM switch Sync mouse Activates the mouse synchronization process. Choose this opt ion to synchronize the local and the remote mouse cursor. This is necessary especially when us ing accelerated mouse settings on the host system. In general, there is no need to change mouse settings on the host . Single/Double mouse mode Switches be[...]

KVM-0850/1650 IP KVM switch A user with the appropriate permission can cl ose the Remote Console connections of all other users. No users can open the Remote Console until this user disables the exclusive access, or logs off. A change in the access mode is visible in the status line (see Figure 5- 8). Figure 5-8. Remote Console Exclusive Mode • S[...]

KVM-0850/1650 IP KVM switch Warning Intelligent Sync takes more time than Fast Sync and requires a correctly adjusted picture. Use the auto adjustment function or the manual correction in the Video Settings panel to setup the picture. • Local Cursor Offers a list of different cursor shapes to c hoose from for the local mouse pointer. The selected[...]

KVM-0850/1650 IP KVM switch (depending on the quality of t he video input signal). All in all the default setting should be suitable for most situations. Video Settings through the remote console Figure 5-11. Video Settings Panel Brightness Controls the bright ness of the picture Contrast Controls the contra st of the picture Clock Defines the hori[...]

KVM-0850/1650 IP KVM switch Reset all Modes Reset all s ettings to the factory-made defaults. Save changes Save changes permanently Undo Changes Restore last settings • Soft Keyboard Figure 5-12. Soft Keyboard Opens up the Menu for the Soft-Keyboard. • Show Pops up the Soft-Keyboard. The Soft-Key board is necessary in case your host system runs[...]

KVM-0850/1650 IP KVM switch Figure 5-13. Soft Keyboard Mapping • Local Keyboard Used to change the language mappi ng of your browser machine running the Remote Console Applet. Normally, the applet determines the correct value automatically. However, depending on your particular JVM and your browser settings this is not always possible. A typical [...]

KVM-0850/1650 IP KVM switch • Encoding Allows to adjust both compression rate and the colour depth individually. Depending on the selected compression rate the dat a stream between the KVM-0850/1650 and the Remote Console will be compressed in order to save bandwidth. Since high compression rates are very time consumi ng, they should not be used [...]

KVM-0850/1650 IP KVM switch 5.5.2 Remote Console Status Line Status line Shows both console and the connection state. T he size of the remote screen is displayed. Figure 5-15 was capt ured from a Remote Cons ole Screen with a resolution of 800x600 pixels. The value in brackets describes t he connection to the Remote Console. “Norm” means a stan[...]

KVM-0850/1650 IP KVM switch 6. Menu Options 6.1 Remote Control 6.1.1 KVM Console Figure 6-1. KVM Console To open the KVM console, either clicks on the menu entry on the left, or on the console picture on the right. To refresh the pi cture, click on the button “Refresh“. 40[...]

KVM-0850/1650 IP KVM switch 6.1.2 T elnet Console Figure 6-2. Telnet Console The KVM-0850/1650 firmware features a Telnet serv er that enables a user to connect via a standard Telnet client. In case the Telnet pr ogram is using a VT 100, VT 102 or VT 220 terminal or an according emulation, it is even possible to perform a console redirection as lon[...]

KVM-0850/1650 IP KVM switch cls Clears the screen quit Exits the current session and disconnects from the client version Displays the release information terminal Starts the terminal passthr ough mode for serial port 1. The key sequence esc exit switches back to the command mode. The co mmand has an optional par ameter (1 or 2) to select the desire[...]

KVM-0850/1650 IP KVM switch Figure 6-4. Select Image File The maximum image size is limited to 1.44MB. To use a larger image, mount this image via Windows Share (or SAMBA) (see the Section called Use Image on Windows Share (SAMBA) for details). • Second, click on the button “Upload” to initiate the transfer of the chos en image file into the [...]

KVM-0850/1650 IP KVM switch Figure 6-6. Select Windows Share The following information has to be gi ven to mount the image properly: Share host The server name, or its IP address. Share Folder name The name of the folder wher e the share image file located. Image file name The file name of the shared image file. User name Specify the user name of t[...]

KVM-0850/1650 IP KVM switch Figure 6-7 Explorer context menu Select “Sharing” to open the configuration dialog. Figure 6-8. Share configuration dialog Adjust the settings for the selected directory. • Activate the selected directory as a s hare. Select “ Sharing this folder ”. • Choose an appropriat e name fo r the share. You may also a[...]

KVM-0850/1650 IP KVM switch For additional options see the Section called Options for details. Creating an Image Floppy Images UNIX and UNIX-like OS To create an image file, make use of “dd”. This is one of the original UNIX utilities and is included in every UNIX-like OS (UNIX, Sun Solaris, Linux). To create a floppy image file, copy the conte[...]

KVM-0850/1650 IP KVM switch To create a CDROM image file, c opy the contents of the CDROM to a file. You can use the following command: dd [ if=/dev/cdrom ] [ of=/tmp/cdrom .image ] dd reads the entire disc from the device /dev/c drom, and saves t he output in the specified output file /tmp/cdrom.image. Ad just both parameters exactly to your needs[...]

KVM-0850/1650 IP KVM switch 6.2.3 Drive redirection Wa r n i n g 1. Drive Redirection is only possible with Windows 2000 and t he latter version. 2. The Drive Redirection works on a low SCSI le vel and the SCSI protoc ol cannot recognize partitions; therefore the whol e hard disk selected will be shared instead of any p articular p artition. 3. Whi[...]

KVM-0850/1650 IP KVM switch 49[...]

KVM-0850/1650 IP KVM switch 6.2.3.2 Drive Redirection Settings ¾ Start Drive Redirection 1. Enter the IP address of KVM-0850/1650 into the field of Device. 2. Select the local drive y ou want to share with the remo te computer, which could be Floppy disc, DC-ROMs, USB-Sticks and hard drives. 3. The number of the Port field is fixed as “443” W [...]

KVM-0850/1650 IP KVM switch 6. Press Disconnect bottom when a new drive needs to be selected and repeat above steps for a new drive redirection settings. 51[...]

KVM-0850/1650 IP KVM switch 6.2.4 Options Options Set this option to disable the mass storage emulat ion (and hide the virtual drive) if no image file is currently loaded. If disabled, no file image will be found. It may happen that the host system will hang on boot due to changes in the boot order, or the boot manager (LILO, GRUB). This case was r[...]

KVM-0850/1650 IP KVM switch 6.3.2 Users And Group s Figure 6-13. Set User The KVM-0850/1650 comes with 2 pr e-configured user accounts that have fixed permissions. The account super has all possible rights to c onfigure the device and to use all functions KVM-0850/1650 offers. The account “user” has only the permission to open and use the Remot[...]

KVM-0850/1650 IP KVM switch 6.4 KVM Settings 6.4.1 User Console The following settings are user specific. That means, the super user can customize these settings for every users separately. Changing t he settings for one user does not affect the settings for the other users. Figure 6-14. User Console Settings (P art 1) User select box This selectio[...]

KVM-0850/1650 IP KVM switch Manually Allows to adjust both compression rate and the colour depth indi vidually. Depending on the selected compression rate the data stream between the KVM-0850/1650 and the Remote Console will be compressed in order to save bandwidth. Si nce high compression rates are very time consuming, they should not be used whil[...]

KVM-0850/1650 IP KVM switch time on your administration system and the appropriate Java plug-in is not already installed on your system, it will be download ed and installed automatically. However, in order to make the installation possibl e, you still need to answer the according dialogs with “yes” . The download volu me is around 11 Mbytes. T[...]

KVM-0850/1650 IP KVM switch sign or the end of the combination is encount ered. In this case all pressed keys will b e released in reversed sequence. So the minus sign builds single, separate key presses and -releases. The star inserts a paus e with duration of 100 milliseconds. 6.4.2 Keyboard/Mouse Figure 6-17. Keyboard and Mouse Settings Host Int[...]

KVM-0850/1650 IP KVM switch PS/2 Keyboard Model Enables a certain keyboard la yout. You can choose between “Generic 101-Key PC” for a standard keyboard layout, “Generic 104-Ke y PC” for a standard keyboard layout extendend by three additional windows keys, “Gener ic 106-Key PC” for a japanese keyboard, and “Apple Macintosh” for the [...]

KVM-0850/1650 IP KVM switch 6.4.3 V ideo Figure 6-18. Video Settings Miscellaneous Video Settings • Noise filter This option defines how the KVM-0850/1650 reacts to small changes in the video input signal. A large filter setting needs less network traffic and leads to a faster video display, but small changes in some display regions may not be re[...]

KVM-0850/1650 IP KVM switch Figure 6-19. Network Settings Warning The initial IP configuration is usually done directly at the host system using the special procedure described in Table 4-1 . Warning Changing the network settings of the KVM-0850/1650 might result in losing connection to it. In case you change the se ttings remotely make sure that a[...]

KVM-0850/1650 IP KVM switch Primary DNS Server IP Address IP address of the primary Domain Name Serv er in dot notation. This option may be left empty, however the KVM- 0850/1650 will not be able to perform name resolution. Secondary DNS Server IP Address IP address of the secondary Domain Name Serv er in dot notation. It will be used in case the P[...]

KVM-0850/1650 IP KVM switch 6.5.2 Dynamic DNS Figure 6-20. Dynamic DNS A freely available Dynamic DNS service (dy ndns.org) can be used in the following scenario (see Figure 6-21 ): Figure 6-21. Dynamic DNS Scenario The KVM-0850/1650 is reachable via the IP address of the DSL router, which is dynamically assigned by the provider. Sinc e the adminis[...]

KVM-0850/1650 IP KVM switch intervals and registers its IP addre ss there. The administrator may contact this server as well and pick up the same IP address belonging to his card. The administrator has to regi ster a KVM-0850/1650 t hat is supposed to take part in the service with the Dynamic DNS Server and assi gn a certain hostname to it. He will[...]

KVM-0850/1650 IP KVM switch 6.5.3 Security Figure 6-22. Device Security Force HTTPS If this option is enabled access to the w eb front-end is only possible using an HTTPS connection. The KVM-0850/1650 wi ll not listen on the HT TP port for incoming connections. In case you want to create your own SSL ce rtificate that is used to identify the KVM-08[...]

KVM-0850/1650 IP KVM switch 6.5.4 Certificate Figure 6-23. Certificate Settings The KVM-0850/1650 uses the Secure Socket Lay er (SSL) protocol for any encrypted network traffic between itself and a connected client. During the connection establishment the KVM-0850/1650 has to expose its identity to a client using a cryp tographic certificate. Upon [...]

KVM-0850/1650 IP KVM switch • Upload the certificate to the KVM-0850/1650 using the “Upl oad” button as shown in Figur e 6-24 . Figure 6-24. SSL Certificate Upload After completing these three steps, the KVM-0850/ 1650 has its own certific ate that is used for identifying the card to its clients. Warning If you destroy the CSR on the KVM-0850[...]

KVM-0850/1650 IP KVM switch Locality/City The city where the organization is located. State/Province The state or province where the organization is located. Country (ISO code) The country where the organization is located. Th is is the two-letter ISO code, e.g. DE for Germany, or US for the USA. Challenge Password Some certification authorit ies r[...]

KVM-0850/1650 IP KVM switch 6.5.5 Serial Port Figure 6-25. Serial Port The KVM-0850/1650 Serial Settings ( Figure 6-25 ) allow you to specify what device is connected to the serial port and how to use it. Configuration or console login Do not use the serial port for any special func tion, use it only for t he initial co nfiguration (see Table 4-1 )[...]

KVM-0850/1650 IP KVM switch Serial line speed The speed the KVM-0850/1650 is communica ting with the modem. Most of all modems available today will support the default value of 115200 bps. In case you are using an old modem and discovering pr oblems try to lower this speed. Modem Init String The initialization string used by the KVM -0850/1650 to i[...]

KVM-0850/1650 IP KVM switch 6.5.6 Date And T ime Figure 6-27. Date and Time This link refers to a page, where the inter nal real-time clock of the KVM-0850/1650 can be set up (see Figure 6-27 ). You have the possibility to adjus t the clock manually, or to use a NTP timeserver. Without a time server, your time setting will not be persistent, so you[...]

KVM-0850/1650 IP KVM switch 6.5.7 Event Log Figure 6-29. Event Log Important events like a login failure or a firm ware update are logged to a selection of logging destinations (see Figure 6-29 ). Each of those events belongs to an event group, which can be activated separately. The common way to log events is to use the in ternal log list of the K[...]

KVM-0850/1650 IP KVM switch the NFS share will be mounted immediately. That means, the NFS share and the NFS server must be filled with valid sour ces or you will get an error message. SMTP Logging enabled With this option, the KVM-0850/1650 is able to send Emails to an address given by the Email address text field in the Event Log Settings. These [...]

KVM-0850/1650 IP KVM switch 6.6 Maintena nce 6.6.1 Device Information Figure 6-31. Device Information Board Summary This section contains a summary with various information about this IP- KVM and it’s current firmware and allows you to reset the card. Y ou may have a look at Figure 6-31 for an example. The Data file for support allows you to down[...]

KVM-0850/1650 IP KVM switch Figure 6-32 displays the IP-KVM activity. From left to right the connected user(s), its IP address (from which host the user comes from) and its activity status is displayed. RC means that the Remote Console is open. If the Remote Console is opened in exclusive mode the term (exclusive mode) is added. For more informatio[...]

KVM-0850/1650 IP KVM switch 6.6.3 Up date Firmware Figure 6-33. Update Firmware The KVM-0850/1650 is a complete standalone comput er. The software it runs is called the firmware. The firmware of the KVM-0850/1650 c an be updated remotely in order to install new functionality or special features. A new firmware update is a binary file, whic h can be[...]

KVM-0850/1650 IP KVM switch Warning This process is not reversible and might take some minutes. Make sure the KVM-0850/1650 's power supply will not be interrupted duri ng the update process, because this may cause an unusable card. • Thirdly, after the firmware has been stored, the panel will request you to reset the KVM-0850/1650 manually.[...]

KVM-0850/1650 IP KVM switch IP-KVM functionality click on the button Reset as displayed in Figure 6-34. Note: Only the super user is allowed to reset the IP-KVM. 7. T roubleshooting 1. Ensure that all cables are well seated. Label all of cables with the number for each respective computer to avoid confusion. 2. The recommended VGA cable of PC port [...]

KVM-0850/1650 IP KVM switch or 80 are open for incoming TCP connection est ablishments. 13. No connection can be established to KVM-0850/1650. Check whether the network c onnection is working in general (ping the IP address of KVM-0850/1650). If not, check network hardwar e. Is KVM-0850/1650 powered on? Check whether the IP address of KVM-0850/1650[...]

79 A. Pin Assignments A.1 VGA HD-15 A.2 RJ 45 Connector Ethernet[...]

80 A.3 RJ 45 Connector ISDN A.4 Serial SUB-D 9 Connector 1 A.5 KVM 15 pin connector[...]

81 B. Key Codes Table C.1 shows the key codes used to defines keystrokes or hotkeys for several functions. Please note that these key codes do not represent necessarily ke y characters that are used on international keyboards. They name a key on a standard 104 key PC keyboard with an US English language mapping. The layout for this key board is sho[...]

82 F1 F2 F3 F4 F5 F6 F7 F8 F9 F10 F11 F12 PRINTSCREEN SCROLL LOCK BREAK INSERT HOME PAGE UP DELETE END PAGE DOWN UP LEFT DOWN RIGHT NUM LOCK NUMPAD0 NUMPAD1 NUMPAD2 NUMPAD3 NUMPAD4 NUMPAD5 NUMPAD6 NUMPAD7 NUMPAD8 NUMPAD9 NUMPADPLUS,NUMPAD PLUS NUMPAD/ NUMPADMUL,NUMPAD MUL NUMPADMINUS,NUMPAD MINUS NUMPADENTER WINDOWS MENU Table B.1: Key Names[...]

83 C. Video Modes Table B.1 lists the video modes KVM-0850/1650 supports. Please don’t use other custom video settings besides of these. If done so, KV M-0850/1650 may not be able to detect them. Resolution (x, y) Refresh Rates (Hz) 640 x 350 70, 85 640 x 400 56, 70, 85 640 x 480 60, 67, 72, 75, 85, 90, 100, 120 720 x 400 70, 85 800 x 600 56, 60,[...]