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Thread View: comp.sys.dec.micro
5 messages
5 total messages Started by Todd Miller Fri, 12 Apr 1991 17:03
P/OS hardware Error codes
#991
Author: Todd Miller
Date: Fri, 12 Apr 1991 17:03
48 lines
1889 bytes
New Pro 350 owners are so worried about the error codes I have reproduced 
the most common ones here.  These are taken from the P/OS handbook.  Note
that unless you want to buy new components all you can do is reseat connections!


	Code  	Problem area		Corrective Action

	000100  P/OS keyboard handler   1: Check cables and connections
					2: Reseat option modules in card cage.
 					3: Reset all IC's in sockets on system
					   module.
					5: Replace system module
					6: Reload Operating system.

	000200 	Terminal driver         [deleted]

	000300  Executive/general	If error occured on first
					access of RX or RD subsystem,
					check that subsystem is in order:

					1: Check cables and reseat
					   controller in card cage
					2: Replace Drive
					3: Replace RX or RD subsystem
					   controller

					If error not found on first access
					of mass storage, goto 000200
					corrective action.

	000400	System startup
		processing

	000500 Terminal driver
		(video and printer port)

Second line Error Codes

000000	IOT in system state
000001  Stack overflow or cannot install task CBOOT
000002  Trace Trap or breakpoint or cannot spawn task CBOOT
000003  Illegal instruction trap or cannot spawn task CBOOT
000004  Odd address or other trap to 4
000005  Segment fault
000006  A task on P/OS without a parent aborted
000007  EMT trap or required file not found
000010	TRAP trap
P/OS security? (or how to break into a P/OS system)
#992
Author: William Thomas Daugustine
Date: Sun, 14 Apr 1991 21:26
19 lines
1227 bytes
Today I was able to remove the hard drive from a Pro 350 before it 
went to the scrap heap. When I got it home, and put it in my 350, 
it booted right up into P/OS 3.1. Some kind soul defined a default
accout on it, so I am able to get into the menu. Unfortunatly, the
default account is _not_ the system account, and I am wondering if
anyone knows of any way to finf out how I can get into the system
account? I tried 'system', and password 'system', but that of course,
didnt work. 

I am able to do just about anything I want with it, execpt for 
account maintaince. I am able to access DCL, but when I do a
$ DIR DW2:[*] because I am not the system, I get lots off access
errors. 

Thanx

Billy D'Augustine
Azog-Thoth@cup.portal.com
Re: P/OS security? (or how to break into a P/OS system)
#1002
Author: slsw2
Date: Tue, 16 Apr 1991 19:49
29 lines
2103 bytes
In article <41275@cup.portal.com>, Azog-Thoth@cup.portal.com (William Thomas Daugustine) writes:
> Today I was able to remove the hard drive from a Pro 350 before it 
> went to the scrap heap. When I got it home, and put it in my 350, 
> it booted right up into P/OS 3.1. Some kind soul defined a default
> accout on it, so I am able to get into the menu. Unfortunatly, the
> default account is _not_ the system account, and I am wondering if
> anyone knows of any way to finf out how I can get into the system
> account? I tried 'system', and password 'system', but that of course,
> didnt work. 

Well, I've never really dealt with P/OS, but a long, long time ago I was
involved with a group that had a similar problem with a PDP-11/60 that we
bought from another group at the site. It ran RSX-11M, but we didn't get
any passwords from the group from which we bought the machine. After a lot
of poking about in manuals, I found a way to get to the password file, which
in that version of RSX-11M was not encrypted.

While the machine was booting, executing the startup command file, I pressed
^C. That gave me an MCR prompt at which I could type a command. Since the
machine was executing the startup command file, the MCR prompt was attached to
the system account. In an obscure manual that I no longer have and don't
remember very well, I found the name of the password file. The MCR command
that I issued, then, typed the password file on the console.

Since P/OS is related to RSX-11M, it might work. Wish I could remember the
name of the account file, though...

Roger Ivie
slsw2@cc.usu.edu
Re: P/OS security? (or how to break into a P/OS system)
#1003
Author: christophe m kalisiak
Date: Thu, 18 Apr 1991 00:36
22 lines
1607 bytes
In article <1991Apr16.134937.47433@cc.usu.edu> slsw2@cc.usu.edu writes:
>In article <41275@cup.portal.com>, Azog-Thoth@cup.portal.com (William Thomas Daugustine) writes:
>While the machine was booting, executing the startup command file, I pressed
>^C. That gave me an MCR prompt at which I could type a command. Since the
>machine was executing the startup command file, the MCR prompt was attached to
>the system account. In an obscure manual that I no longer have and don't
>remember very well, I found the name of the password file. The MCR command
>that I issued, then, typed the password file on the console.

What was the command? I would say that if one were to delete the 
password file, then you could probably start from scratch...
Don't quote me on it.

>Since P/OS is related to RSX-11M, it might work. Wish I could remember the
>name of the account file, though...

[0,0]RSX11.SYS


Chris Kalisiak
V076N3W7@ubvms.cc.buffalo.edu
kalisiak@acsu.buffalo.edu
Re: P/OS security? (or how to break into a P/OS system)
#1011
Author: slsw2
Date: Mon, 22 Apr 1991 21:49
31 lines
2050 bytes
In article <71506@eerie.acsu.Buffalo.EDU>, kalisiak@acsu.buffalo.edu (christophe m kalisiak) writes:
> In article <1991Apr16.134937.47433@cc.usu.edu> slsw2@cc.usu.edu writes:
>>In article <41275@cup.portal.com>, Azog-Thoth@cup.portal.com (William Thomas Daugustine) writes:
>>While the machine was booting, executing the startup command file, I pressed
>>^C. That gave me an MCR prompt at which I could type a command. Since the
>>machine was executing the startup command file, the MCR prompt was attached to
>>the system account. In an obscure manual that I no longer have and don't
>>remember very well, I found the name of the password file. The MCR command
>>that I issued, then, typed the password file on the console.
> 
> What was the command? I would say that if one were to delete the 
> password file, then you could probably start from scratch...
> Don't quote me on it.

It was just PIP TO:=filename. Since the file was not encrypted, the passwords
showed up.

BTW, deleting the password file is probably not a good idea. If you do it on
VMS, you just plain can't get in unless you do a conversational bootstrap and
set the startup file to OPA0:...
> 
>>Since P/OS is related to RSX-11M, it might work. Wish I could remember the
>>name of the account file, though...
> 
> [0,0]RSX11.SYS

I dunno; sounds like the system image to me. I'd want to poke about the
documentation for a while before I deleted that one.

Roger Ivie
slsw2@cc.usu.edu
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