HP3000-L Archives

May 2009, Week 5

HP3000-L@RAVEN.UTC.EDU

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Subject:
From:
Jim Alexander <[log in to unmask]>
Reply To:
Jim Alexander <[log in to unmask]>
Date:
Fri, 29 May 2009 08:34:00 -0700
Content-Type:
text/plain
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text/plain (206 lines)
Kim,

Thank you for the suggestions.  I am going to add some information that
I just sent to Jeff Kell on a private email:

Jeff asked me: "Can you tell who/what/where is doing the "assigning" ??"


It has to be either a BOOTP or a RARP .. If it is an RARP, that means
the printers are requesting the IP address assignment, so it doesn't
seem to be that.

If it is a BOOTP, that is weird as while the printers are the ones that
request it by broadcast, there usually has to be a BOOTP service running
somewhere else that is willing to assign the IP address.

In addition, once the IP address is assigned, in the LCD screen on the
printers, when I look at the IP address and try to change it, it says
"DYNAMICALLY ALLOCATED, PARAMETER LOCKED".   The only way to get it
unlocked is to power cycle  the printer and then it reverts to the IP
that I have assigned it.

Of course, if I leave it connected to the network, it only takes a
miniute or 2 and it is reassigned that IP address and the "Parameter
LOCK" situation happens again 


--
Jim Alexander   Longs Drug Stores
Sr. Systems Programmer  925-210-6901
The opinions expressed are Mine and not Longs Drugs



-----Original Message-----
From: HP-3000 Systems Discussion [mailto:[log in to unmask]] On
Behalf Of Kim Borgman
Sent: Friday, May 29, 2009 8:25 AM
To: [log in to unmask]
Subject: Re: [HP3000-L] LPQ500 line printer weirdness

FWIW....  I hooked one of these up this AM...a 1000,  but nevertheless,

I had to save the config, turn off/on, to get it to use my changes...

Mine was a setting however instead of IP address....

Oh.. I had something like this in Sbend, and had to set the IP's up
there with the printer disconected from network...  Otherwise they would
not take..

2 ideas/thoughts... 

-----Original Message-----
From: HP-3000 Systems Discussion [mailto:[log in to unmask]] On
Behalf Of Jim Alexander
Sent: Friday, May 29, 2009 11:14 AM
To: [log in to unmask]
Subject: Re: [HP3000-L] LPQ500 line printer weirdness

Tracy,

Thanks for the suggestion .. That is what I told one of the CVS guys
here on site last night after about 1 hour or trying to run this down.

No, I know that these Ethernet cards can be flaky, but the ones in the
the printers here are OK.   I put the network assigned IP addresses
(which seem to be consistent no matter what I do) into NPCONFIG and I
can use the printers, however since the IP addresses are being assigned,
instead of the ones that I put in there, I can't rely on those remaining
the same and then printing would stop working.

I have been working with these things since 2000, when HP first released
them   I even went back and re-read all the emails exchanges that I had
with Paul Withers who was the LineJet expert for HP, but could not find
too much wisdom.   

At least it reminded me of using Telnet to look at the configs. 


--
Jim Alexander   Longs Drug Stores
Sr. Systems Programmer  925-210-6901
The opinions expressed are Mine and not Longs Drugs



-----Original Message-----
From: HP-3000 Systems Discussion [mailto:[log in to unmask]] On
Behalf Of Johnson, Tracy
Sent: Friday, May 29, 2009 7:58 AM
To: [log in to unmask]
Subject: Re: [HP3000-L] LPQ500 line printer weirdness

If you are using the NIC that comes with the LQ500, you may have got a
flaky one.

If it is a bad one, it will reset at the slightest hiccup.

In such a case, better to switch to the parallel port and use an
external JetDirect box.

If you go this route you'll find when you take off the printer cover
they just hooked up a Centronix female plug onto a little NIC.  Just
unplug the Centronix cable and thread it through the alternate hole.

Tracy Johnson
Business Analyst
Measurement Specialties, Inc.
1000 Lucas Way
Hampton, VA 23666
Office 1-757-766-4318
[log in to unmask]
www.meas-spec.com
 

> -----Original Message-----
> From: HP-3000 Systems Discussion
> [mailto:[log in to unmask]] On Behalf Of Jim Alexander
> Sent: Friday, May 29, 2009 10:48 AM
> To: [log in to unmask]
> Subject: [HP3000-L] LPQ500 line printer weirdness
> 
> Me again .. More network switching fun.
> 
> I re-IPed  the two LineJet printers we have without issue, then I 
> plugged them into the CVS switch and it has decided to server up new 
> IP
> addresses.   They are on the same segment, but just different 
> last octet
> values.
> 
> I have checked the printers, but using Telnet to get to the Ethernet 
> Interface card and it does report that both BOOTP and RARP (reverse 
> ARP)
> are active.   
> 
> I don't find a way of turning this off.  You might notice from the 
> listing that I am adding below, the OPTIONS show that while BOOTP and
> RARP are selected, the DHCP is not selected.    Still I find 
> nothing in
> the commands that tell me how I might turn this off.   
> 
> Here is a display of the TCP/IP output from the Telnet session:
> 
> *** tcpip (TCP/IP network)
> -- NETWORK INTERFACES
> ---------------------------------------------------------
> IFNUM  IP ADDRESS       NETMASK          HDW ADDRESS        OPTIONS
> FRAMETYPES
> 1      10.195.226.137   255.255.254.0    0:80:72:9:d7:65    
> br       e8
> 
> OPTIONS:                                 FRAMETYPES:
> b=bootp  r=rarp  d=dhcp                  e=ethernet2  8=802.2snap
> 
> -- TCP/IP ROUTING TABLE
> -------------------------------------------------------
> NETWORK          NETMASK          GATEWAY          IFNUM  
> METRIC  USAGE
> default          255.255.254.0    10.195.226.1     1      1       0
> 
> -- PROXY ARP TABLE
> ------------------------------------------------------------
> IP ADDRESS       NETMASK        
> 
> -- OPTIONS
> --------------------------------------------------------------------
>         tcp rxwin: 2 MSS pkts
>       tcp options: keepalive (3 MINUTES)
>     ip forwarding: disabled
> 
> -- TCP ACCESS TABLE
> -----------------------------------------------------------
> NETWORK          NETMASK          LEVEL
> 
> 
> *** arp (ARP table contents)
> INTERNET          ETHERNET           FRAMETYPE     USE    TTL  COUNTER
> 10.195.226.1      0:24:14:ac:5e:0    ethernet2       1    600        2
> 10.195.226.26     0:60:b0:56:66:77   ethernet2       1    600      312
> 
> 
> 
> 
> --
> Jim Alexander   Longs Drug Stores
> Sr. Systems Programmer  925-210-6901
> The opinions expressed are Mine and not Longs Drugs
> 
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> 

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