Re: Installing Firmware remotely in Single user mode??

From: Dave Uhring (daveuhring_at_yahoo.com)
Date: 09/29/04 

Date: Wed, 29 Sep 2004 08:03:31 -0500

On Wed, 29 Sep 2004 01:36:34 -0700, qazmlp wrote:

> Some firmware have to be installed onto machine-2 remotely from
> machine-1.
> During this installation time, no other user should be logged into
> machine-2.
>
> How can that be achieved? I assume setting Single user mode in
> machine-2 will not be a solution for this, as Network connection
> between machine-1 & machine-2 is not possible in Single user mode.

On the assumption that these are Sun machines running Solaris, do not
have keyboards connected and have default options in the OBP:

Connect a null modem cable from TTY-B on 1 to TTY-A on 2. Bring up tip on
1 and you should have the console for 2. Take 2 to single user mode and
do your thing.

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