Logged out of Amazon instance and SSH is not working
Blocked myself with CSF firewall on a Centos 7 server. With the "Run Command" feature was not available, and no web terminal or VNC console such as the one in digitalocean(https://www.digitalocean.com/community/tutorials/how-to-use-the-digitalocean-console-to-access-your-droplet). After reading around I found out that the only solution is to stop the running instance, detach the volume, create another Linux instance (shouldn't be the same as the running one), then attach the old volume to the newly
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Close all opened sessions
Get-PSSession | Remove-PSSession
Remove all variables from session
Get-Variable -Exclude PWD,*Preference | Remove-Variable -EA 0
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Add the repo if it's not added:
yum install epel-release -y
Install:
yum -y install ssmtp
(yum install mailx) if not installed
Configure:
alternatives --config mta
There are 2 programs which provide 'mta'.
Selection Command
-----------------------------------------------
*+ 1 /usr/sbin/sendmail.postfix
2 /usr/sbin/sendmail.ssmtp
Enter to keep the current selection[+], or type selection number:
2
Disable postfix (or sendmail):
systemctl
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Add a network to Kaspersky Security center firewall
To add a network to Kaspersky security center:
kaspersky > Managed Computers > Policies > Endpoint > Firewall > Available Networks > Settings > add/edit Network as trusted network
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WARNING: Firmware version 5 does not match driver version 9 for /dev/mpr0. Please flash controller to P9 IT firmware.
External SAS card: LSI 9300-8e
Downloaded first the installer from:
http://www.avagotech.com/products/server-storage/host-bus-adapters/sas-9300-8e#downloads
The Installer: Installer_P9_for_FreeBSD
Firmware and Bios: 9300_8e_Package_P9_IT_Firmware_BIOS_for_MSDOS_Windows
To flash it, I moved the installed and the firmware and bios files to Freenas.
Before flashing, I had to make sure the SAS controller is in IT mode by executing
sas3flash -list
I could see that : Firmware Product
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WARNING: Firmware version 19 does not match driver version 20 for /dev/mps0. Please flash controller to P20 IT firmware.
Download the P20 firmware from ftp://ftp.supermicro.com/driver/SAS/LSI/2308/Firmware/IT/.
Create a bootable drive using rufus (https://rufus.akeo.ie/) copied all the files from the downloaded p20 firmware zip file. Copied only the content of the UEFI. Note: seems that the disk is not needed to be bootable since we are entering the UEFI built in shell.
Get SAS address from LSI configuration utility on boot. Also can be found on a label inside the machine.
Booted the machine into UEFI shell.
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Supermicro JBOD default IP address is: 192.168.1.99.
User Name: ADMIN
Password: ADMIN
Posted in Hardware, SUPERMICRO | No Comments »
