Date: Mon, 5 Feb 2001 14:15:26 -0800 (PST) From: Luigi Rizzo <rizzo@aciri.org> To: richw@webcom.com (Rich Wales) Cc: rizzo@aciri.org, julian@elischer.org, patrick@netzuno.com, freebsd-net@FreeBSD.ORG, julian@FreeBSD.ORG Subject: Re: BRIDGE breaks ARP? (more info) Message-ID: <200102052215.f15MFQ129172@iguana.aciri.org> In-Reply-To: <20010205215641.59637.richw@wyattearp.stanford.edu> from Rich Wales at "Feb 5, 2001 2: 2:53 pm"
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> Luigi Rizzo wrote: > > > it looks like it essentially reverts to the old (1.75) behaviour, > > . . . when bridging is compiled in (and now, when bridging is > > enabled), arp requests do not consider the interface from which > > the request came from. . . . there are some cases where you are > > doing bridging separately on clusters of interfaces, . . . > > In my case, I want to maintain two distinct clusters on my bridge -- > one cluster with publicly accessible IP addresses (part of the Internet > at large), and another cluster with private IP addresses (for a local > network that is allowed to access the Internet only through proxies). > > If I implement Julian's mod in my bridge, am I going to run into > problems with misdirected ARP packets? Or should I be safe because > my two clusters are dealing with completely separate groups of IP > addresses (one external, the other internal)? the answer is in the first line... it will be the same as before. There are surely situation where you can have misbehaviours, though i cannot think of an easy and general example. cheers luigi To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-net" in the body of the message
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