Dell PowerEdge R830 Integrated Remote Access Controller 8 Version 2.70.70.70 U - Page 286

Why does Virtual Console Viewer window sometimes displays No Signal message?

Page 286 highlights

You are configuring a Virtual Console session from the local system. This is not supported. If a Virtual Console session is in-progress and a local user accesses the managed server, does the first user receive a warning message? No. If a local user accesses the system, both have control of the system. How much bandwidth is required to run a Virtual Console session? It is recommended to have a 5 MBPS connection for good performance. A 1 MBPS connection is required for minimal performance. What is the minimum system requirements for the management station to run Virtual Console? The management station requires an Intel Pentium III 500 MHz processor with at least 256 MB of RAM. Why does Virtual Console Viewer window sometimes displays No Signal message? You may see this message because the iDRAC Virtual Console plug-in is not receiving the remote server desktop video. Generally, this behavior may occur when the remote server is turned off. Occasionally, the message may be displayed due to a remote server desktop video reception malfunction. Why does Virtual Console Viewer window sometimes display an Out of Range message? You may see this message because a parameter necessary to capture video is beyond the range for which the iDRAC can capture the video. Parameters such as display resolution or refresh rate too high causes an out of range condition. Normally, physical limitations such as video memory size or bandwidth sets the maximum range of parameters. When starting a Virtual Console session from iDRAC web interface, why is an ActiveX security popup displayed? iDRAC may not be in the trusted site list. To prevent the security popup from appearing every time you begin a Virtual Console session, add iDRAC to the trusted site list in the client browser: 1. Click Tools > Internet Options > Security > Trusted sites. 2. Click Sites and enter the IP address or the DNS name of iDRAC 3. Click Add. 4. Click Custom Level. 5. In the Security Settings window, select Prompt under Download unsigned ActiveX Controls. Why is the Virtual Console Viewer window blank? If you have Virtual Media privilege, but not Virtual Console privilege, you can start the viewer to access the virtual media feature, but the managed server's console is not displayed. Why doesn't the mouse synchronize in DOS when using Virtual Console? The Dell BIOS is emulating the mouse driver as a PS/2 mouse. By design, the PS/2 mouse uses relative position for the mouse pointer, which causes the lag in syncing. iDRAC has a USB mouse driver that allows absolute position and closer tracking of the mouse pointer. Even if iDRAC passes the USB absolute mouse position to the Dell BIOS, the BIOS emulation converts it back to relative position and the behavior remains. To fix this problem, set the mouse mode to USC/Diags in the Configuration screen. When virtual console is launched with Java plug-in in RHEL 7.3 MS, the close button for the Instant Messaging, Performance, and Stat windows may not be available. Use the keyboard shortcut keys Alt+F4 to close the window. After launching the Virtual Console, the mouse cursor is active on the Virtual Console, but not on the local system. Why does this occur and how to resolve this? This occurs if the Mouse Mode is set to USC/Diags. Press Alt + M hot key to use the mouse on the local system. Press Alt + M again to use the mouse on the Virtual Console. When iDRAC web interface is launched from the CMC web interface soon after Virtual Console is launched, why does GUI session time-out? When launching the Virtual Console to iDRAC from the CMC web interface a popup is opened to launch the Virtual Console. The popup closes shortly after the Virtual Console opens. When launching both the GUI and Virtual Console to the same iDRAC system on a management station, a session time-out for the iDRAC GUI occurs if the GUI is launched before the popup closes. If the iDRAC GUI is launched from the CMC web interface after the popup with the Virtual Console closed, this issue does not appear. Why does Linux SysRq key not work with Internet Explorer? The Linux SysRq key behavior is different when using Virtual Console from Internet Explorer. To send the SysRq key, press the Print Screen key and release while holding the Ctrl and Alt keys. To send the SysRq key to a remote Linux server though iDRAC, while using Internet Explorer: 286 Frequently asked questions

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You are configuring a Virtual Console session from the local system. This is not supported.
If a Virtual Console session is in-progress and a local user accesses the managed server, does the first user receive a
warning message?
No. If a local user accesses the system, both have control of the system.
How much bandwidth is required to run a Virtual Console session?
It is recommended to have a 5 MBPS connection for good performance. A 1 MBPS connection is required for minimal performance.
What is the minimum system requirements for the management station to run Virtual Console?
The management station requires an Intel Pentium III 500 MHz processor with at least 256 MB of RAM.
Why does Virtual Console Viewer window sometimes displays No Signal message?
You may see this message because the iDRAC Virtual Console plug-in is not receiving the remote server desktop video. Generally, this
behavior may occur when the remote server is turned off. Occasionally, the message may be displayed due to a remote server desktop
video reception malfunction.
Why does Virtual Console Viewer window sometimes display an Out of Range message?
You may see this message because a parameter necessary to capture video is beyond the range for which the iDRAC can capture the
video. Parameters such as display resolution or refresh rate too high causes an out of range condition. Normally, physical limitations such
as video memory size or bandwidth sets the maximum range of parameters.
When starting a Virtual Console session from iDRAC web interface, why is an ActiveX security popup displayed?
iDRAC may not be in the trusted site list. To prevent the security popup from appearing every time you begin a Virtual Console session,
add iDRAC to the trusted site list in the client browser:
1.
Click
Tools
>
Internet Options
>
Security
>
Trusted sites
.
2.
Click
Sites
and enter the IP address or the DNS name of iDRAC
3.
Click
Add
.
4.
Click
Custom Level
.
5.
In the
Security Settings
window, select
Prompt
under
Download unsigned ActiveX Controls
.
Why is the Virtual Console Viewer window blank?
If you have Virtual Media privilege, but not Virtual Console privilege, you can start the viewer to access the virtual media feature, but the
managed server’s console is not displayed.
Why doesn’t the mouse synchronize in DOS when using Virtual Console?
The Dell BIOS is emulating the mouse driver as a PS/2 mouse. By design, the PS/2 mouse uses relative position for the mouse pointer,
which causes the lag in syncing. iDRAC has a USB mouse driver that allows absolute position and closer tracking of the mouse pointer.
Even if iDRAC passes the USB absolute mouse position to the Dell BIOS, the BIOS emulation converts it back to relative position and the
behavior remains. To fix this problem, set the mouse mode to USC/Diags in the Configuration screen.
When virtual console is launched with Java plug-in in RHEL 7.3 MS, the close button for the Instant Messaging,
Performance, and Stat windows may not be available.
Use the keyboard shortcut keys Alt+F4 to close the window.
After launching the Virtual Console, the mouse cursor is active on the Virtual Console, but not on the local system. Why does
this occur and how to resolve this?
This occurs if the
Mouse Mode
is set to
USC/Diags
. Press
Alt + M
hot key to use the mouse on the local system. Press
Alt + M
again
to use the mouse on the Virtual Console.
When iDRAC web interface is launched from the CMC web interface soon after Virtual Console is launched, why does GUI
session time-out?
When launching the Virtual Console to iDRAC from the CMC web interface a popup is opened to launch the Virtual Console. The popup
closes shortly after the Virtual Console opens.
When launching both the GUI and Virtual Console to the same iDRAC system on a management station, a session time-out for the iDRAC
GUI occurs if the GUI is launched before the popup closes. If the iDRAC GUI is launched from the CMC web interface after the popup
with the Virtual Console closed, this issue does not appear.
Why does Linux SysRq key not work with Internet Explorer?
The Linux SysRq key behavior is different when using Virtual Console from Internet Explorer. To send the SysRq key, press the
Print
Screen
key and release while holding the
Ctrl
and
Alt
keys. To send the SysRq key to a remote Linux server though iDRAC, while using
Internet Explorer:
286
Frequently asked questions