From owner-freebsd-bugs  Mon Jan 15 10:59:48 1996
Return-Path: owner-bugs
Received: (from root@localhost)
          by freefall.freebsd.org (8.7.3/8.7.3) id KAA00517
          for bugs-outgoing; Mon, 15 Jan 1996 10:59:48 -0800 (PST)
Received: from rocky.sri.MT.net (rocky.sri.MT.net [204.182.243.10])
          by freefall.freebsd.org (8.7.3/8.7.3) with SMTP id KAA00508
          for <bugs@FreeBSD.org>; Mon, 15 Jan 1996 10:59:40 -0800 (PST)
Received: (from nate@localhost) by rocky.sri.MT.net (8.6.12/8.6.12) id MAA01412; Mon, 15 Jan 1996 12:00:37 -0700
Date: Mon, 15 Jan 1996 12:00:37 -0700
From: Nate Williams <nate@sri.MT.net>
Message-Id: <199601151900.MAA01412@rocky.sri.MT.net>
To: root@arcady.amn.kamchatka.su (Arcady V. Ivanov)
Cc: bugs@FreeBSD.org
Subject: Re: SLIP bug
In-Reply-To: <AASHZ-mCF0@arcady.amn.kamchatka.su>
References: <AASHZ-mCF0@arcady.amn.kamchatka.su>
Sender: owner-bugs@FreeBSD.org
Precedence: bulk

> SLIP bug:
> 
> FreeBSD 2.1.0-RELEASE
> 
> When I use Startslip or Slattach on interface another than sl0 (-S unit_number)
> then I have the next problems:
> 
> 1) sl0 - escaped from system.
> 
>    ifconfig sl0      produces : ioctl no such interface.

Do you even have SLIP compiled into your kernel?

You need a line like this in your config file (use the max. number of SLIP
lines your box may have running at one time)
# Slip lines
pseudo-device   sl      1


Nate