*BSD News Article 97477


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From: bill@bilver.oau.org (Bill Vermillion)
Subject: Re: IP Aliasing
Organization: W. J. Vermillion - Orlando / Winter Park, FL
Date: Tue, 10 Jun 1997 15:26:44 GMT
Message-ID: <1997Jun10.152644.14248@bilver.oau.org>
References: <01bc576a$ff7a8260$64d91dce@phishhead.dawtech.com> <86afmc5qqm.fsf@bitbox.follo.net> <339cc8f2.88895331@news.mindspring.com> <5njja2$dnh@news.gvsu.edu>
Lines: 27
Xref: euryale.cc.adfa.oz.au comp.unix.bsd.freebsd.misc:42698

In article <5njja2$dnh@news.gvsu.edu>,
Matt Behrens <behrensm@river.it.gvsu.edu> wrote:
>AC (anindya@bastard.net) wrote:
>
>: Under FreeBSD, IP aliasing is a snap. Simply type something like:
>: "ifconfig <interface_name> alias <ip_address>" It works pretty
>: darn well, and has saved my butt in a couple cases. The only
>: possible snag is if you have an entire subnet you need to 
>: alias (rare, I know), in which case you need to create an
>: alias on that interface for *every* host in that subnet separately.
>
>This is a different type of aliasing, no?
>
>What the original poster wanted to know about was what should really be
>called IP masquerading.  Aliasing is a different animal.  But then again
>we call our slices partitions and our partitions slices so who cares :)
>

So what is the difference between masquerading and aliasing.

They appeared (to me) to do the same thing, and I assumed
(wrongly I guess) that different OSes named them differently.

Bill

-- 
Bill Vermillion - bill.vermillion@oau.org | bill@bilver.com