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APPENDIX E: Using the Optional Modem Feature

E.4 Troubleshooting Guide

The following messages will appear in the Web interface’s system log on the Status
screen. They might help to diagnose problems with the modem configuration.

Message:

Starting PPP (for auth) on port…

Description:

Modem is connecting and the PPP login process is starting.

Message:

Modem hang up. Resetting

Description:

The connection has closed or terminated unexpectedly.

Message:

Timeout during login process. Giving up

Description:

The PPP client connecting over the modem has waited too long to

complete the authentication process or supplied an invalid username and/or
password.

Message:

Modem init chat script failed

Description:

The modem did not respond to the initialization string from the

ServSwitch. You might need to change the init string or verify the cabling and
modem status.

Message:

Modem init okay

Description:

The modem has responded appropriately to the init string.

Message:

PPP startup from client

Description:

A PPP authentication has occurred and a session has started.

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Содержание KV9404A

Страница 1: ...1000 Park Drive Lawrence PA 15055 1018 724 746 5500 Fax 724 746 0746 Copyright 2008 Black Box Corporation All rights reserved...

Страница 2: ...l support 24 hours a day 7 days a week Call 724 746 5500 or fax 724 746 0746 Mailing address Black Box Corporation 1000 Park Drive Lawrence PA 15055 1018 Web site www blackbox com E mail info blackbox...

Страница 3: ......

Страница 4: ...couraged to try to correct the interference by one of the following measures Reorient or relocate the receiving antenna Increase the separation between the equipment and receiver Connect the equipment...

Страница 5: ...ricante 7 El aparato el ctrico debe ser montado a la pared o al techo s lo como sea recomendado por el fabricante 8 Servicio El usuario no debe intentar dar servicio al equipo el ctrico m s all a lo d...

Страница 6: ...zada lejos de las lineas de energia 16 El cable de corriente deber ser desconectado del cuando el equipo no sea usado por un largo periodo de tiempo 17 Cuidado debe ser tomado de tal manera que object...

Страница 7: ...registered trademark of International Business Machines Corporation Linux is a registered trademark of Linus Torvalds Windows is a registered trademark of Microsoft Corporation Java is a trademark and...

Страница 8: ...0 3 2 1 Windows 98 and Windows 2000 20 3 2 2 Windows XP and Windows Server 2003 20 3 2 3 Linux UNIX and X Windows 20 3 2 4 Sun Solaris 20 3 3 How to Connect Your ServSwitch 21 3 4 Access Your ServSwit...

Страница 9: ...ing Computers Using Keyboard Hotkey Commands 64 6 How to Remotely Control the Host Computer s 67 6 1 Accessing the VNC Interface 67 6 1 1 Web Interface 67 6 1 2 Native VNC Client 69 6 1 3 SSH Tunnel w...

Страница 10: ...ent Interface IPMI Function 95 D 6 1 Background 95 D 6 2 Host Computer Requirements 95 D 6 3 If the Host Computer Does Not Support IPMI 95 D 6 4 Activating the IPMI Option 96 D 6 5 Configuring IPMI on...

Страница 11: ...future use 1 DB9 COM RS 232 male 1 HD15 for console video 1 RJ 45 LAN 2 USB Type A for console keyboard and mouse KV9404A 4 HD15 female integrated KVM cable input KV9408A 8 HD15 female integrated KVM...

Страница 12: ...liant It features 16 bits of color depth that supports up to 65 536 colors The ServSwitch supports industry standard networking and management protocols such as TCP IP and SNMP It offers secure manage...

Страница 13: ...initial setup only Eth Act LED Lights when the network is active Sys OK LED Lights when the network is on HD15 connector Connect to the shared console monitor R port KV9408A and For serial device man...

Страница 14: ...ws 1 set of foot pads 1 DB9 RS 232 null modem serial cable This user s manual 2 4 Cables You ll Need to Supply ServSwitch 3 in 1 Cable EHN70001 0006 EHN70001 0010 EHN9000P 0015 or EHN9000P 0030 These...

Страница 15: ...have the latest Java software downloaded from http www java com 3 Disable mouse acceleration on the host computer s and client computer See Section 3 2 for details 3 1 1 USING THE IP OSD STEP BY STEP...

Страница 16: ...Using a paper clip or pen press the IP Setup button located on the ServSwitch unit s back panel Simply follow the step by step instructions to finish the initial setup Figure 3 3 Connecting the power...

Страница 17: ...s as shown in Figure 3 4 Figure 3 4 Network Settings screen 3 1 2 USING THE HYPERTERMINAL VIA A SERIAL PORT Hardware needed 1 4 8 or 16 Port ServSwitch PS 2 USB IP KVM Switch with a power adapter 1 co...

Страница 18: ...t on the ServSwitch unit s rear panel Connect the opposite end of the cable to the computer s serial port COM1 COM2 etc See Figure 3 5 Figure 3 5 Connecting a computer to the ServSwitch unit s serial...

Страница 19: ...16 PORT SERVSWITCH PS2 USB IP KVM SWITCH 2 From your computer s Administrator screen in Windows XP select All Programs Accessories Communications and HyperTerminal See Figure 3 6 Figure 3 6 Administra...

Страница 20: ...K The screen shown in Figure 3 7 appears Figure 3 7 Connecting to HyperTerminal 4 In the Name field type in a name for example abc Next click on an icon to correspond to the chosen name Then click on...

Страница 21: ...appears Figure 3 9 Port Settings screen 7 From the Bits per second drop down menu select 115200 Choose settings for data bits parity stop bits and flow control from their respective drop down menus T...

Страница 22: ...een shown in Figure 3 10 appears Figure 3 10 HyperTerminal screen 9 Follow the instructions on the screen For example simply type I to set your IP address type F to reset everything back to factory de...

Страница 23: ...4 depending on your operating system to disable mouse acceleration for the operating system installed on each managed computer 3 2 1 WINDOWS 98 AND WINDOWS 2000 1 From the Control Panel click on Mouse...

Страница 24: ...ignment of master and slave units apply to all ServSwitch versions 1 Make sure that the ServSwitch and the computers to be managed are powered off 2 If desired mount the 4 8 or 16 Port ServSwitch KV94...

Страница 25: ...ons attach one end of a 3 in 1 Cable EHN70001 0006 EHN70001 0010 EHN9000P 0015 or EHN9000P 0030 to the computer s available keyboard mouse and VGA out ports Connect the opposite end of the cable with...

Страница 26: ...on each of the managed computers observing normal startup procedures NOTES 1 You can choose to mix managed computers connected via PS 2 and USB connections as necessary with no impact on features or f...

Страница 27: ...ppears Figure 3 13 Home screen Double click on the small rectangle window in the middle of the screen shown in Figure 3 13 You ll get the VNC screen which is the host computer s screen NOTE You may ne...

Страница 28: ...tion 3 1 for more information Again the default IP address for the ServSwitch unit s LAN port is https 192 168 1 123 4 1 How to Log in to the ServSwitch the Home Screen 1 Before you can access the Web...

Страница 29: ...client interaction with the managed computers by clicking on the large screen shot or choosing one of the VNC client links To refresh the screen click on the Refresh button The menu on the Home scree...

Страница 30: ...have a login account for local access and a different one for remote access The local account would select 16 bit color maximum bandwidth and so on The remote account would select 8 bit color low ban...

Страница 31: ...ITCH 4 2 2 SNAPSHOTS You can view the screen as full size half size quarter size 1 8th size or 1 16th size Select the appropriate size from the screen shown in Figure 4 4 Figure 4 4 The Snapshots scre...

Страница 32: ...the Home screen 4 3 1 CONNECT Click on Connect from the VNC menu in the Home screen Figure 4 5 appears From here you can control the host computer as if you were physically sitting in front of it Fig...

Страница 33: ...P KVM SWITCH 4 4 Admin Menu Options 4 4 1 NETWORK CONFIG From the Home screen click on Network Config The screen shown in Figure 4 6 appears Figure 4 6 Network Configuration screen The options shown i...

Страница 34: ...ws you to assign IP information for the LAN port If you are using DHCP the values for the LAN port will be filled in automatically and any changes made will not affect the setup Port The port is autom...

Страница 35: ...r the records about current login users current connection recent system log entries and so on Figure 4 7 Current Users screen Table 4 2 Current Users screen options Parameter Description Current User...

Страница 36: ...ethod Login Time The time that the user logged into the system Last Active This is the user that was most recently active Disconnect all VNC users button Click on this button to disconnect Current Con...

Страница 37: ...lows you to add accounts other than admin to the system These accounts will not have the authority to change settings but can access the Web interface and login the VNC console Table 4 3 Users and Pas...

Страница 38: ...username from the above list click on its name then edit the values shown in this form Leave the password field empty if you do not want to change the password Username If you click on a username in...

Страница 39: ...ication screen The screen options include machine name location contact name network address and description These details are useful for DHCP servers SNMP agents and VNC clients Although these values...

Страница 40: ...37 CHAPTER 4 Advanced Operations 4 4 4 SECURITY From the Home screen click on Security The Security Profile screen Figure 4 10 appears Figure 4 10 Security Profile screen...

Страница 41: ...save the new password Idle Session Timeout When a login session is left unused for some time disconnect the user This applies to Web login sessions via cookies and SSH logins Disable this feature by...

Страница 42: ...epted from listed hosts For example the administrator can type in 10 1 0 1 240 in the Accept field The IP of the client s computer between 10 1 0 1 and 10 1 0 240 allows accessing the ServSwitch with...

Страница 43: ...sed and no password is required Disable this behavior if you suspect that your SSH client machine is not secure and you are concerned that your SSH tunnels may be used by other people Access Sharing P...

Страница 44: ...omputer s 2 Enabled Network user given priority Under this mode the local user has NO right to control the host computer s And on the screen an IP OSD menu pops up as the following image shown The loc...

Страница 45: ...Description Keyboard mapping In many parts of the world the keyboard has extra keys and or a different layout to better suit the local language than the default U S English If your host OS is expecti...

Страница 46: ...use the DB9 serial port DTE pinout on the back of the ServSwitch Once enabled a status and control window appears Individual ports can then be power controlled and monitored 4 4 6 SNMP From the Admin...

Страница 47: ...vice and all systems attached to it Leave the string empty to disable SNMP write access Agent Identification This option sets the location and contact name Location This string is sent as the system s...

Страница 48: ...poses Each server will be tried in order using the indicated number of retries and timeout period which are configurable on the same page Remember to enable RADIUS after configuring it While RADIUS au...

Страница 49: ...ications and corresponds to a shared password for the RADIUS server and the client machine Two additional servers may be defined for backup purposes Each server will be tried in order using the indica...

Страница 50: ...appears Figure 4 14 Serial Consoles screen There are two ways that the ServSwitch can control the serial devices power bar router printer and so on The first way is to connect the serial devices with...

Страница 51: ...pears Figure 4 15 allows you to set the ServSwitch to Local Time or Universal Coordinated Time Greenwich Mean Time GMT Date and time from different computers is stored without consideration for time z...

Страница 52: ...nced Operations 4 4 10 FIRMWARE From the Admin menu in the Home screen click on Firmware A firmware upgrade screen Figure 4 16 appears Figure 4 16 Firmware upgrade screen Table 4 8 describes the optio...

Страница 53: ...then a page will be shown that causes your browser to download the required file Save this file to disk and then upload it as described in Manual Upload on page 51 If you have multiple units to upgrad...

Страница 54: ...ere is no status indicator bar to show the progress of the upload The upload could simply be slow Each file that is distributed upgrades a different component of the system Therefore be sure to apply...

Страница 55: ...atus screen This menu shows your ServSwitch system status as follows Current Users Shows the users currently logged in Disconnect all VNC users In case the users are locked out of the system because s...

Страница 56: ...right side of the Status screen 4 5 2 PORT NUMBERS From the Info menu on the Home screen click on Port Numbers and Figure 4 18 appears Figure 4 18 The Port Numbers screen The Port Numbers screen show...

Страница 57: ...in the Home screen click on Help to view help screens 4 5 4 SITE MAP From the Info menu in the Home screen click on Site Map to view information about the site 4 5 5 COPYRIGHT From the Info menu in th...

Страница 58: ...55 CHAPTER 4 Advanced Operations 4 6 How to Speed Up Your ServSwitch Click on Preferences on the Home screen and Figure 4 19 appears Figure 4 19 The User Preferences screen...

Страница 59: ...pplication From Force bandwidth mode you can select the proper bandwidth corresponding to your network environment We recommend selecting Max for LAN users and Min for WAN users From this screen selec...

Страница 60: ...ted the units will automatically configure themselves as either masters or slaves You can only connect an equal or smaller ServSwitch to the master a 16 port master switch can have both 16 port and 8...

Страница 61: ...n To power adapter Local mouse and keyboard Internet or Intranet Remote user A New York Remote user B London Remote user D Taipei Remote user C Tokyo KV9416A Slave ServSwitch KV91xxA Master ServSwitch...

Страница 62: ...n red just like the front indicator at the upper right corner of the OSD menu In Figure 5 2 the color of a device name is green if it has power and is ready for operation or the color is white if it h...

Страница 63: ...ed in Scan mode In the OSD this mark can be switched on or off by pressing function key F2 Press the Esc key to exit OSD and to return to the port PC screen that you were previously connected to The F...

Страница 64: ...e computer This computer is automatically re locked once you switch to another port During Scan mode the OSD skips the password protected computers Function key F4 enables more functions including Aut...

Страница 65: ...played before selecting the next one Manual Scan Scan through powered on computers one by one using the keyboard control You can press F4 then select More Scan Type to determine if scanned computers m...

Страница 66: ...cted computer and or OSD status is displayed on the screen continually The nonvolatile memory stores the CH Display setting Position The actual display position of the selected computer and or OSD shi...

Страница 67: ...l key twice within two seconds The switch will beep to indicate that it s in hotkey mode 2 Enter your desired switch port number 1 4 For example if you press Left Ctrl Left Ctrl 2 you ll select the co...

Страница 68: ...d Left Ctrl Left Ctrl Stop AutoScan Left Ctrl Left Ctrl F2 Begin Manual Scan Left Ctrl Left Ctrl up arrow Switch to previous active PC Left Ctrl Left Ctrl down arrow Switch to next active PC Left Ctrl...

Страница 69: ...ither a ServSwitch or a PC can be added or removed from a PC port on the ServSwitch without having to power off the master switch Make sure that devices are powered off before connecting them to the m...

Страница 70: ...s a standard SSH server running on Port 22 the standard SSH port Once connected via SSH the VNC traffic is tunneled through the SSH connection and encrypts the VNC session Each method is discussed bri...

Страница 71: ...e using the VNC screen to remotely control the host computer s However most modern browsers come with a version of Java that s compatible with this application The Java VNC client makes a connection b...

Страница 72: ...ginal version of VNC maintained by the original developers of the standard For a commercial supported version of VNC you should consider TridiaVNC www tridiavnc com Their version of VNC is a superset...

Страница 73: ...user ID to be the same as the user ID on the system Use a command like this vncviewer bgr233 tunnel192 168 1 124 22 6 2 Using the VNC Menu One of the ServSwitch unit s unique features is the VNC menu...

Страница 74: ...of the VNC screen is a dark blue bar with various buttons We call this feature the bribar Its purpose is to show a number of critical status values and to provide shortcuts to commonly used features...

Страница 75: ...ls up the KVM menu refer to Section 5 2 for more information 1 8 A H Select a specific port simply by clicking once on the number or letter Menu Shows the Main menu refer to Section 6 4 for more infor...

Страница 76: ...Main menu press the F7 key twice within one second as described in Section 6 2 If you press it once or too slowly then the ServSwitch will not recognize this command Pressing the F7 key twice quickly...

Страница 77: ...ax Auto bandwidth control The white button is the mode in which the system is currently operating If you choose Min Avg or Max then you will override the default Auto Because the automatic mode measur...

Страница 78: ...djustment does not provide a good quality picture see Section 6 6 VirtKeys button Click on this button to access the virtual keyboard Virtual keyboard provides a menu with special keys that are often...

Страница 79: ...key being pressed You may then click in the top part to send another key and release the key at the same time Alternatively you may move the mouse outside this window press the regular key and then cl...

Страница 80: ...utomatically fine tune all three adjustments If the test pattern for Color Offset calibration is not present on the screen then the Color Offset adjustment is skipped Changes frame Press this button t...

Страница 81: ...e color for the best possible picture in approximately one minute If the system cannot find the test pattern on the screen it will say so Check that the pattern isn t scaled or covered up It s importa...

Страница 82: ...text You may turn it on and off using the indicated button or set it to other values using the arrows Higher numbers cause more filtering and may cause artifacts when moving windows The most common vi...

Страница 83: ...orking PING the ServSwitch unit s IP address If not check the network hardware Is the ServSwitch powered on Make sure the ServSwitch unit s IP address and all other IP related settings are correct Als...

Страница 84: ...s still don t line up verify that mouse acceleration has been disabled NOTE The Windows login screen does not accept the mouse acceleration option and always has the mouse accelerated regardless of yo...

Страница 85: ...and contrast settings 2 Use the auto adjustment feature to correct a flickering video 3 Read and use Section 6 6 4 Also try the Auto Everything button on the Video Tuning menu 5 Display the test patte...

Страница 86: ...s console port is connected to one of the master s PC ports 2 Perform a KVM reset Make sure that you have removed all power sources from the slave unit before connecting it to the master switch Proble...

Страница 87: ...r s PC ports Only Ports PC 1 to PC 8 can be connected to slaves even if the master switch has 16 PC ports Problem Keyboard strokes are shifted Solution Press both Shift keys Problem A certificate warn...

Страница 88: ...a bug if you change baud rates while connected the screen is updated but the hardware is still at old baud rate Hang up and reconnect using the icons at the top of the screen to make new settings tak...

Страница 89: ...ete description including the nature and duration of the problem when the problem occurs the components involved in the problem any particular application that when used appears to create the problem...

Страница 90: ...d Secure control and management of the Web control device and attached system Screen snapshots may be downloaded Integrated Java VNC client with or without encryption allows control from any Java enab...

Страница 91: ...nagement can be centralized Supports challenge response authentication using hardware tokens like SecurID and conventional passwords SYSLOG System event MIT LCS UDP protocol Must be configured logging...

Страница 92: ...has issued the certificate may not yet be recognized as a trusted source by the computer you are using to access the ServSwitch Second since the unit could be configured in a number different ways it...

Страница 93: ...gin screen Click the update security certificate link 2 When prompted choose Open 3 A Window will appear that offers information about the certificate Click on Install Certificate 4 The Certificate Im...

Страница 94: ...e cable For the first computer connect the RJ 14 cable to the R port on the ServSwitch unit s rear panel Then connect the opposite end of the RJ 14 cable to the Serial Access Unit s RJ 14 port There a...

Страница 95: ...e from the following selections 8N1 Eight bits no parity one stop bit default and most common 7N1 7O1 7E1 7M1 7S1 Seven bits none odd even mark space parity one stop bit 8N1 8O1 8E1 8M1 8S1 Eight bits...

Страница 96: ...ow Click on the login window and sign in as admin using the same password as the Web interface to activate the terminal window You will see a welcome banner similar to the following Baud rate 115200 b...

Страница 97: ...enabled on the other end of the connection For UNIX systems the command is stty crtscts dev serial port Serial Access Units use a simple RS 485 multidrop network running at 115 200 bps Every Serial Ac...

Страница 98: ...purpose and cannot be accessed or recognized by the operating system It is therefore unlikely that a serial port provided by an add in card will be able to act as an IPMI port so you must use a serial...

Страница 99: ...6 5 CONFIGURING IPMI ON THE SERVSWITCH Once you have connected the IPMI configured serial port to the ServSwitch and enabled the software option you can begin to configure IPMI settings through the We...

Страница 100: ...this screen click Commit to activate IPMI with the settings you entered NOTE Clicking Commit will cause any active VNC sessions to fail and you will need to re establish them D 6 6 ACCESSING THE STAT...

Страница 101: ...98 4 8 AND 16 PORT SERVSWITCH PS2 USB IP KVM SWITCH Examples Figure D 2 VNC status report example 1...

Страница 102: ...CESSING IPMI CONTROLS There are two ways to access power controls for the managed computer through the Home screen on the Web interface or through the bribar during an active VNC session APPENDIX D Us...

Страница 103: ...s thumbnail image on the Home screen on the Web interface You must be logged in as admin to use this feature From here you have four options Hard Reset Equivalent to pressing the Reset button on the...

Страница 104: ...e computer will restart ON OFF Powers the host computer on or off depending on the current state of the host computer equivalent to pressing the Power button on the host computer NOTE IPMI may not aut...

Страница 105: ...s technically possible to use the modem feature through some PBX systems this increases the connection s complexity and reduces its performance For clarity the instructions presented here assume that...

Страница 106: ...jack The serial cable should have an RJ connector on one end to connect to the line and a DB9 female connector on the other end to connect to the ServSwitch unit s serial port E 2 1 CONFIGURING A MOD...

Страница 107: ...hanges and activate the modem feature with the specified settings E 2 2 CONFIGURING THE REMOTE CONNECTION Follow the steps below to configure a typical Windows dialup session to access the ServSwitch...

Страница 108: ...security you might want to create a separate username for dialup access The unit will negotiate a PPP connection based on the settings you provided and no additional scripting or configuration should...

Страница 109: ...d 15900 SSH 22 E 3 Performance Notes All images over the PPP connection will be grayscale to conserve bandwidth If other users are connected while a PPP session is active their screens will be in gray...

Страница 110: ...unexpectedly Message Timeout during login process Giving up Description The PPP client connecting over the modem has waited too long to complete the authentication process or supplied an invalid usern...

Страница 111: ...Message Phone line rings Description The modem has detected an incoming call Message Modem answers xxxxxxxxx Description The modem reported the connection s speed and protocol The exact message conte...

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