confusion on system-settings/add a new printer

[Rex Dieter]

Neal Becker wrote:

> 2 machines on the same lan.  On one, 'add a new printer' shows
> 'Discovered Network Printers'
> 
> On the other, there is no such section.  Is perhaps some software missing
> on the latter to enable that service?

2 ideas:
1.  ensure avahi pkg/service is installed and running
2.  is samba-client installed (I think it helps discover windows print 
servers/queues)

-- rex