Changing the login banner

From: <dave.campbell_at_vf.vodafone.co.uk>
Date: Fri, 10 Jul 1998 16:17:10 +0100

On D unix V4.0B or V4.0D how do I change the login banner from say,

Digital UNIX (blah) (ttyp5)

to something like,

Unauthorised access to the system is an offence
persuant to the Computer misuse act 1990

-dave.campbell_at_vf.vodafone.co.uk
Received on Fri Jul 10 1998 - 17:20:27 NZST