Tamas TEVESZ requested a better description for tip/cu, so pull in this

improvement from perry@netbsd, -r1.26;

nick suggested a better description for the .Nd line;

ok nick

1 files changed, 9 insertions, 7 deletions

diff --git a/usr.bin/tip/tip.1 b/usr.bin/tip/tip.1
index bb055e610f6..33b1a81d672 100644
--- a/usr.bin/tip/tip.1
+++ b/usr.bin/tip/tip.1
@@ -1,4 +1,4 @@
-.\"	$OpenBSD: tip.1,v 1.39 2007/07/06 07:13:41 jmc Exp $
+.\"	$OpenBSD: tip.1,v 1.40 2009/01/09 00:24:34 jmc Exp $
 .\"	$NetBSD: tip.1,v 1.7 1994/12/08 09:31:05 jtc Exp $
 .\"
 .\" Copyright (c) 1980, 1990, 1993
@@ -30,12 +30,12 @@
 .\"
 .\"	@(#)tip.1	8.4 (Berkeley) 4/18/94
 .\"
-.Dd $Mdocdate: July 6 2007 $
+.Dd $Mdocdate: January 9 2009 $
 .Dt TIP 1
 .Os
 .Sh NAME
 .Nm tip
-.Nd connect to a remote system
+.Nd serial terminal emulator
 .Sh SYNOPSIS
 .Nm
 .Op Fl nv
@@ -43,10 +43,12 @@
 .Op Ar system-name
 .Sh DESCRIPTION
 .Nm
-establishes a full-duplex connection to another machine, giving the
-appearance of being logged in directly on the remote CPU.
-It goes without saying that you must have a login on the machine (or
-equivalent) to which you wish to connect.
+is used to connect to another system over a serial link.
+In the era before modern networks, it was typically used to
+connect to a modem in order to dial in to a remote host.
+It is now frequently used for tasks such as attaching to the
+serial console of another machine for administrative or
+debugging purposes.
 .Pp
 The options are as follows:
 .Bl -tag -width 4n