HP JetDirect EX Plus attached to HP Deskjet 3820 feeds bla..

Archived from groups: comp.sys.mac.printing,comp.sys.hp.hardware (More info?)

In article <180220050700405669%lotofun61@yahoo.com>,
Lot-o-fun <lotofun61@yahoo.com> wrote:

> The subject line states the issue. I have an HP JetDirect EX Plus
> print server hooked up to my home network. There's an HP Deskjet 3820
> attached to the parallel port on the EX Plus. Every once in a while,
> for no apparent reason, the printer will come to life and feed a single
> blank sheet through. This happens a couple of times a day. Anyone
> have any idea what might be causing this? I'm posting to
> comp.sys.mac.printing because there are 3 Macs hooked up to this
> network (two running OS X, one running OS X Server).

Are you connected to the internet? Do you have a firewall?
If yes and no, then maybe someone on the outside discovered
your network and is sending printer commands from time to
time trying to hack you systems.

-john-

--
======================================================================
John A. Weeks III 952-432-2708 john@johnweeks.com
Newave Communications http://www.johnweeks.com
======================================================================

Archived from groups: comp.sys.mac.printing,comp.sys.hp.hardware (More info?)

In article <180220052011508174%lotofun61@yahoo.com>,
Lot-o-fun <lotofun61@yahoo.com> wrote:

> In article <john-6F4F7A.17181018022005@news.mpls.visi.com>, John A.
> Weeks III <john@johnweeks.com> wrote:
>
> > In article <180220050700405669%lotofun61@yahoo.com>,
> > Lot-o-fun <lotofun61@yahoo.com> wrote:
> >
> > > The subject line states the issue. I have an HP JetDirect EX Plus
> > > print server hooked up to my home network. There's an HP Deskjet 3820
> > > attached to the parallel port on the EX Plus. Every once in a while,
> > > for no apparent reason, the printer will come to life and feed a single
> > > blank sheet through. This happens a couple of times a day. Anyone
> > > have any idea what might be causing this? I'm posting to
> > > comp.sys.mac.printing because there are 3 Macs hooked up to this
> > > network (two running OS X, one running OS X Server).
> >
> > Are you connected to the internet? Do you have a firewall?
> > If yes and no, then maybe someone on the outside discovered
> > your network and is sending printer commands from time to
> > time trying to hack you systems.
>
> Yes and yes. (Good idea, though!)

How about disconnecting things one at a time. First, verify
that it is coming over the network by yanking the network
cable to the JetDirect.

-john-

--
======================================================================
John A. Weeks III 952-432-2708 john@johnweeks.com
Newave Communications http://www.johnweeks.com
======================================================================