bfordz here are some of the commands I used. This is in No Way a start to finish. Use at your own risk. You'll see good commands and bad commands as i learned Linux again after many years. One thing is figuring out file structure. And then navigating it. Hopefully there's enough to help. Take your time and make notes. Hope it helps.
The du will list directories
[root@ServerXXX ~]# du
524 ./mgmt/logs
528 ./mgmt
232 ./Desktop/jre1.6.0_25/man/man1
232 ./Desktop/jre1.6.0_25/man/ja_JP.eucJP/man1
240 ./Desktop/jre1.6.0_25/man/ja_JP.eucJP
[root@ServerXXX ~]# mkdir ads3
[root@ServerXXX ~]# cd ads3
[root@ServerXXX ads3]# mkdir backup
[root@ServerXXX ads3]# cd backup
[root@ServerXXX backup]# cd.
-bash: cd.: command not found
[root@ServerXXX backup]# cd
[root@ServerXXX ~]# dh
-bash: dh: command not found
[root@ServerXXX ~]# df
Filesystem 1K-blocks Used Available Use% Mounted on
/dev/mapper/VolGroup00-LogVol00
272218312 4209944 253957452 2% /
/dev/cciss/c0d0p1 101086 12093 83774 13% /boot
tmpfs 6231992 0 6231992 0% /dev/shm
[root@ServerXXX ~]# du
524 ./mgmt/logs
528 ./mgmt
232 ./Desktop/jre1.6.0_25/man/man1
232 ./Desktop/jre1.6.0_25/man/ja_JP.eucJP/man1
.......
4 ./ads3/backup
8 ./ads3
185612 .
[root@ServerXXX ~]# mkdir sal25backup
[root@ServerXXX ~]# du
524 ./mgmt/logs
528 ./mgmt
.......
4 ./sal25backup
[root@ServerXXX ~]# cd /opt/avaya/ads/backuprestore
[root@ServerXXX backuprestore]# ./backup_restore.sh backup /sal25backup
**** ADS backup utility invoked ****
/sal25backup folder doesn't exist
[root@ServerXXX backuprestore]# df
Filesystem 1K-blocks Used Available Use% Mounted on
/dev/mapper/VolGroup00-LogVol00
272218312 4209208 253958188 2% /
/dev/cciss/c0d0p1 101086 12093 83774 13% /boot
tmpfs 6231992 0 6231992 0% /dev/shm
[root@ServerXXX backuprestore]# df
Filesystem 1K-blocks Used Available Use% Mounted on
/dev/mapper/VolGroup00-LogVol00
272218312 4209216 253958180 2% /
/dev/cciss/c0d0p1 101086 12093 83774 13% /boot
tmpfs 6231992 0 6231992 0% /dev/shm
[root@ServerXXX backuprestore]# du
16 .
[root@ServerXXX backuprestore]# cd
[root@ServerXXX ~]# du
524 ./mgmt/logs
528 ./mgmt
.....
[root@ServerXXX ~]# ls
ads3 anaconda-ks.cfg Desktop install.log install.log.syslog mgmt sal25backup
[root@ServerXXX ~]# cd /opt/avaya
[root@ServerXXX avaya]# ls
ads SAL
[root@ServerXXX avaya]# cd ads
[root@ServerXXX ads]# ls
backuprestore installdata LICENSE logging uninstaller Upgrade
[root@ServerXXX ads]# makedir mark
-bash: makedir: command not found
[root@ServerXXX ads]# cd
[root@ServerXXX ~]# makedir /opt/avaya/ads/mark
-bash: makedir: command not found
[root@ServerXXX ~]# makedir
-bash: makedir: command not found
[root@ServerXXX ~]# cd /
[root@ServerXXX /]# makedir mark
-bash: makedir: command not found
[root@ServerXXX /]# cd /opt/avaya/ads
[root@ServerXXX ads]# mkdir mark
[root@ServerXXX ads]# cd mark
[root@ServerXXX mark]# cd
[root@ServerXXX ~]# cd /opt/avaya/ads/backuprestore
[root@ServerXXX backuprestore]# ./backup_restore.sh backup /opt/avaya/ads/mark
**** ADS backup utility invoked ****
Removing any older component backup(s)
Detected SAL component. Installed version is 2.5
Taking a backup of SAL component
Gateway Backup operation is in progress...
Gateway Backup operation successful!!!
/saldata/backup/archives/backup_ServerXXX_2018_11_14_02_52_50.zip file created successfully.
Backup Archive directory for SAL Gateway is : /saldata/backup/archives
SAL backup..done
/opt/avaya/ads/backuprestore
No SLAMon component found to take a backup
ADS component(s) was found. Generating ADS backup
Backup directory is not empty. Checking if it contains component backup(s)
Component backup(s) were found
Adding ADS inventory.xml file to the backup
Cleaning up. Removing generated files
/opt/avaya/ads/backuprestore
The backup file is ADS_2.5_backup.tar and is stored in /opt/avaya/ads/mark
**** ADS backup complete ****
[root@ServerXXX backuprestore]#
[root@ServerXXX backuprestore]# cd
[root@ServerXXX ~]# cd /opt/avaya/ads/mark
[root@ServerXXX mark]# ls
ADS_2.5_backup.tar
Part of the USB mounting and usage:
[root@ServerXXX mark]# cd
[root@ServerXXX ~]# fdisk -l
Disk /dev/cciss/c0d0: 293.5 GB, 293563949056 bytes
255 heads, 63 sectors/track, 35690 cylinders
Units = cylinders of 16065 * 512 = 8225280 bytes
Device Boot Start End Blocks Id System
/dev/cciss/c0d0p1 * 1 13 104391 83 Linux
/dev/cciss/c0d0p2 14 35690 286575502+ 8e Linux LVM
Disk /dev/sda: 15.7 GB, 15728640000 bytes
2 heads, 63 sectors/track, 243809 cylinders
Units = cylinders of 126 * 512 = 64512 bytes
Device Boot Start End Blocks Id System
/dev/sda1 * 1 243810 15359968 c W95 FAT32 (LBA)
[root@ServerXXX ~]# cd /
[root@ServerXXX /]# cd media
[root@ServerXXX media]# ls
[root@ServerXXX media]# mkdir usb-drive
[root@ServerXXX media]# cd
[root@ServerXXX ~]# mount /dev/sda1 /media/usb-drive
[root@ServerXXX ~]# mount
/dev/mapper/VolGroup00-LogVol00 on / type ext3 (rw)
proc on /proc type proc (rw)
sysfs on /sys type sysfs (rw)
devpts on /dev/pts type devpts (rw,gid=5,mode=620)
/dev/cciss/c0d0p1 on /boot type ext3 (rw)
tmpfs on /dev/shm type tmpfs (rw)
none on /proc/sys/fs/binfmt_misc type binfmt_misc (rw)
sunrpc on /var/lib/nfs/rpc_pipefs type rpc_pipefs (rw)
/dev/sda1 on /media/usb-drive type vfat (rw)
[root@ServerXXX ~]# mount | grep sda1
/dev/sda1 on /media/usb-drive type vfat (rw)
[root@ServerXXX ~]# cd /media/usb-drive
[root@ServerXXX usb-drive]# ls
ads System Volume Information
[root@ServerXXX usb-drive]# cd ads
[root@ServerXXX ads]# cd
[root@ServerXXX ~]# cd /opt
[root@ServerXXX opt]# cd/avaya/ads/backuprestore
-bash: cd/avaya/ads/backuprestore: No such file or directory
[root@ServerXXX opt]# cd
[root@ServerXXX ~]# cd /opt/avaya/ads/backuprestore
[root@ServerXXX backuprestore]# ./backup_restore.sh backup /media/usb-drive/ads
[root@ServerXXX mark]# cd
[root@ServerXXX ~]# cd /opt/avaya/ads/mark
[root@ServerXXX mark]# ls
ADS_2.5_backup.tar
[root@ServerXXX mark]# mv ADS_2.5_backup.tar /media/usb-drive/ads
mv: overwrite `/media/usb-drive/ads/ADS_2.5_backup.tar'? no
[root@ServerXXX mark]# cd
[root@ServerXXX ~]# cd /media/usb-drive/ads/backup
[root@ServerXXX backup]# ls
[root@ServerXXX backup]# cd.
-bash: cd.: command not found
[root@ServerXXX backup]# cd..
-bash: cd..: command not found
[root@ServerXXX backup]# cd
[root@ServerXXX ~]# mv ADS_2.5_backup.tar /media/usb-drive/ads/backup
mv: cannot stat `ADS_2.5_backup.tar': No such file or directory
[root@ServerXXX ~]# cd
[root@ServerXXX ~]# cd /opt/avaya/ads/mark
[root@ServerXXX mark]# ls
ADS_2.5_backup.tar
[root@ServerXXX mark]# mv ADS_2.5_backup.tar /media/usb-drive/ads/backup
[root@ServerXXX mark]# cd
[root@ServerXXX ~]# cd /media/usb-drive/ads/backup
[root@ServerXXX backup]# ls
ADS_2.5_backup.tar
[root@ServerXXX backup]# cd
[root@ServerXXX ~]# umount /media/usb-drive
[root@ServerXXX ~]#
40 years in Telecom. New to Avaya!

Go easy.