[NTLUG:Discuss] what does 'HUP' mean?

[Kevin Brannen]

m m wrote:
> 
> Hi all:
> 
> A vety stupid question: what does 'HUP' mean?
> please see the following, if not you are clear what I am ask.
> 
> "... into ~alias/.qmail-uucp-default. (For some UUCP software you will need
> to use -d instead of -df. Also, you may need to insert a space between
> -a and "$SENDER" for bounces to work properly.) If qmail-send is
> running, give it a HUP."
> 
> I am configuring the qmail. that paragraph was copied from q-mail FAQ.

HUP is the "Hang UP" signal; normally done as "kill -1 pid" or "kill -HUP
pid".  Try doing "man 7 signal".

HTH,
Kevin