Bash Bypass Alias Linux/Unix Command

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I defined mount bash shell alias as follows on my Linux system:
alias mount='mount | column -t'
However, I need to bash bypass alias for mounting the file system and another usage. How can I disable or bypass my bash shell aliases temporarily on a Linux, *BSD, macOS or Unix-like system?

Clear all Linux / UNIX bash shell aliases

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Q. How do I clear all UNIX bash shell aliases get cleared in one command. I’ve 20 aliases sometime I just need to delete them in a current session. How do I get rid of all of them?

A. You need to use unalias command/

unalias command syntax

unalias name

To remove alias called foo, enter
$ unalias foo

alias command with no arguments or with the -p option prints the list of aliases:
$ alias
Output:

alias ll='ls -lh'
alias ls='ls --color=auto'
alias vi='vim '
alias c='clear'
alias d="/usr/local/bin/chkdomain $@"

Clear all Linux / UNIX bash shell aliases

It will remove NAMEs from the list of defined aliases. If the -a option is given, then remove all alias definitions.
$ unalias -a

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Understanding command line shell

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Q. I’ve migrated from Windows NT to Linux workstation. Most documents refer to a command line shell. Can you explain me command line shell?

A. A shell allows you to type the commands such as date or clear. There are many shell available. BASH (bourne again shell) is default shell for most Linux distributions.

It also known as a command interpreter which takes command from user and pass the same to kernel for execution. Bash shell supports aliases, filename completion, command history, POSIX compatibility and many other features.

Other UNIX / Linux shell

  • csh / tcsh
  • sh / ksh

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Linux command to remove virtual interfaces or network aliases

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Q. How do I remove virtual interfaces such as eth0:1 or eth1:1?
Continue reading “Linux command to remove virtual interfaces or network aliases”

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