From owner-freebsd-hackers Wed May 24 00:20:37 1995 Return-Path: hackers-owner Received: (from majordom@localhost) by freefall.cdrom.com (8.6.10/8.6.6) id AAA01828 for hackers-outgoing; Wed, 24 May 1995 00:20:37 -0700 Received: from ki1.chemie.fu-berlin.de (ki1.Chemie.FU-Berlin.DE [160.45.24.21]) by freefall.cdrom.com (8.6.10/8.6.6) with SMTP id AAA01821 for ; Wed, 24 May 1995 00:20:26 -0700 Received: by ki1.chemie.fu-berlin.de (Smail3.1.28.1) from sirius.physik.fu-berlin.de (130.133.3.140) with smtp id ; Wed, 24 May 95 09:18 MEST Received: by sirius.physik.fu-berlin.de; id AA03965; Wed, 24 May 1995 09:18:16 +0200 From: Thomas Graichen Message-Id: <9505240718.AA03965@sirius.physik.fu-berlin.de> Subject: more about: "arp info overwritten" problem To: freebsd-hackers@FreeBSD.org Date: Wed, 24 May 1995 09:18:16 +0200 (MET DST) X-Mailer: ELM [version 2.4 PL23] Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Content-Length: 1665 Sender: hackers-owner@FreeBSD.org Precedence: bulk hello here i am again - i asked somebody here who has to do much with our local network and also knows much about it and he said about the following: >>> here i often get the "arp info overwritten for 130.133.255.255 from ..." >>> aroud every 1/4 i get this and i think it's because FreeBSD keeps the >>> broadcast adress in his arp cache -> arp -a looks like: >> >> No, it's because some stupid machine on your network is arping for the >> broadcast address. that he can't exclude that some machines are arping for the broadcast address but he also said that should not disturd FreeBSD - a broadcast address should never come into an arp-table - it's the thing for FreeBSD to make sure that this might never happen he also said it might be that FreeBSD has problems with that if the broadcast entry can be resolved by the nameserver (we have here an entry for BROADCAST.fu-berlin.de in the nameserver - he said it's not normal but it's also not forbidden to have such) maybe this helps you further - t p.s.: yesterday i got the following message - what does that mean ? /vmunix: arp: ether address is broadcast for IP address 130.133.3.193! _______________________________________________________||_____________________ __|| Perfection is reached, not when there is no __|| thomas graichen longer anything to add, but when there __|| freie universitaet berlin is no longer anything to take away __|| fachbereich physik __|| - Antoine de Saint-Exupery - __|| ___________________________||____email: graichen@omega.physik.fu-berlin.de____