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1. #Install centos 7 via serial console connection install#
2. #Install centos 7 via serial console connection iso#

#Install centos 7 via serial console connection install#

Follow the install instructions after that. Make sure you’re serial cable is connect to the device and use the following command. Insert this USB to your machine and boot from USB, and in the boot: prompt, type “linux text” as the install commandġ0. Burn this to USB with dd command (here /dev/sdb is my USB drive):ĩ.

#Install centos 7 via serial console connection iso#

iso is proper with a format like this, with “file” file custom.isoĬustom.iso: DOS/MBR boot sector ISO 9660 CD-ROM filesystem data (DOS/MBR boot sector) ‘CentOS 7 x86_64’ (bootable) partition 1 : ID=0x17, active, start-CHS (0x0,0,1), end-CHS (0x2ae,63,32), startsector 0, 1406976 sectorsĨ. If you’re on a linux server sometimes I don’t always know the ttyXX to use. screen /dev/ttyS0 9600 You’ll connect to ttyS0 at 9600 baud. This is very important otherwise you will get “/dev/root does not exist” error during install)Ħ. yum -y install screen Make sure you’re serial cable is connect to the device and use the following command.

(The Volume id “CentOS 7 x86_64” should match the label in isolinux.cfg. Sudo mkisofs -r -V “CentOS 7 x86_64” -cache-inodes -J -l -b isolinux/isolinux.bin -c isolinux/boot.cat -no-emul-boot -boot-load-size 4 -boot-info-table -o custom.iso centos_customized_iso iso again from centos_customized_iso directory: edit centos_customized_iso/isolinux/isolinux.cfg, overwrite its contents with:Īppend initrd=initrd.img inst.stage2=hd:LABEL=CentOS\x207\x20x86_64 console=tty0 console=ttyS0,115200n8Īppend initrd=initrd.img text inst.stage2=hd:LABEL=CentOS\x207\x20x86_64 console=tty0 console=ttyS0,115200n8Īppend initrd=initrd.img inst.stage2=hd:LABEL=CentOS\x207\x20x86_64 rd.live.check quietĥ.

copy its contents to another working directory:Ĥ. Here are the instructions to install Centos 7.0 through Serial console connection: