How to unmute sound in ubuntu from the command line

[Keith]

[posted to "Ubuntu user technical support, not for general discussions"
<ubuntu-users.lists.ubuntu.com> & emailed]
On Wed, 01 Oct 2014 08:15:56 -0700, Dave Stevens <geek at uniserve.com>
wrote:


> Quoting user1 <bqz69 at telia.com>:
> 
> > I am using ubuntu 12.04
> >
> > Sound is muted when i log in and then I use kmix to unmute it
> >
> > Anybody know a way to fix this problem
> 
> try this:
> 
> amixer -D pulse set Master 1+ unmute
> 
> works for me ;-)
> 
> Dave
> 

You can use 'alsamixer' to change sound levels and unmute audio
permanently, if you need to.