Path: utzoo!mnetor!uunet!lll-winken!lll-lcc!ames!umd5!trantor.umd.edu!chris
From: chris@trantor.umd.edu (Chris Torek)
Newsgroups: comp.unix.wizards
Subject: Re: Very raw sockets
Message-ID: <2330@umd5.umd.edu>
Date: 20 Feb 88 14:40:40 GMT
References: <164600009@uiucdcsb>
Sender: ris@umd5.umd.edu
Reply-To: chris@trantor.umd.edu (Chris Torek)
Organization: University of Maryland, College Park
Lines: 16

In article <164600009@uiucdcsb> yang@uiucdcsb.cs.uiuc.edu writes:
>I was wondering if anyone out there knows if you can create a raw socket
>that talks directly to the ethernet interface.

Use AF_DLI, the Data Link Interface layer.  Of course, it is not
implemented.  (Oh well.)

>The project group I'm in is trying to bypass the IP layer on a Sun-2,
>but we don't want to hack the kernel....

If you are running SunOS 3.2 or later, look up `NIT' (Network
Interface Tap) in the manuals.  NIT exists in 3.0 but is largely
broken there.
-- 
In-Real-Life: Chris Torek, Univ of MD Computer Science, +1 301 454 7163
(hiding out on trantor.umd.edu until mimsy is reassembled in its new home)
Domain: chris@mimsy.umd.edu		Path: not easily reachable