Install Centos 8 using VNC
inst.vnc inst.vncpassword=password resolution=1200×750
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Transfer FSMO roles using the NTDSUtil tool
First, open the command prompt with administrative privileges. Type ntdsutil and press Enter. Type roles and press Enter. Type connections and press Enter. Type connect to server DC01 and press Enter, where DC01 is the server computer name that will … Continue reading →
How to mount raw images (.img) images on Linux
If you have a few .img files coming as disk images from devices like floppies, CDs, DVDs, SD cards, etc, you will realize that you cannot mount the in Linux, because they contain a file system that has to be … Continue reading →
HDMI on Raspberry PI not working unless monitor connected before booting
The HDMI output of the Raspberry Pi is only activated if a monitor or television is connected and powered up before the Raspberry Pi is turned on. To correct this – edit the /boot/config.txt file Add the following two lines … Continue reading →
Junos Logging Changes
I needed a way to track if someone logged into the switches and made changes – when they made the changes and who did it First – I set up a logging server on Linux Then I added the following … Continue reading →
Juniper SRX 300 with a DHCP server
First – add the following line: set system services dhcp-local-server requested-ip-interface-match Create a name for the pool and set the network. I named this pool CAMERAPOOL set access address-assignment pool CAMERAPOOL family inet network 10.9.5.0/24 Set the range of addresses … Continue reading →
Recover Root Password on SRX300
To recover the root password: Power off the SRX by pressing the power button on the front panel. Turn off the power to the management device, such as a PC or laptop computer, that you want to use to access … Continue reading →
Upgrade Junos on SRX
Install Software via CLI (Method 1 – from Junos software copied to SRX) Follow these steps to copy the software to the SRX device and then perform the software installation via the CLI: Copy software to SRX via SCP or FTP to … Continue reading →
Initial Configuration of SRX
Note: When you first start you may get a bunch of messages like these on the screen Auto Image Upgrade: DHCP Client Bound interfaces: Auto Image Upgrade: DHCP Client Unbound interfaces: ge-0/0/0.0 ge-0/0/7.0 Auto Image Upgrade: To stop, on CLI … Continue reading →
Could not apply stored configuration to monitors
You log onto your linux system and you get the message “Could not apply the sotred configuration to monitors” Start a bash prompt cd ~/.config mv monitors.xml monitors.xml.zzz Log off and log back on again
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