Date: Mon, 29 May 2006 10:45:24 GMT From: Lukasz Wasikowski <lukasz@wasikowski.net> To: freebsd-gnats-submit@FreeBSD.org Subject: misc/98078: Static arp entries may be ignored Message-ID: <200605291045.k4TAjOtI078325@www.freebsd.org> Resent-Message-ID: <200605291050.k4TAoLqW095587@freefall.freebsd.org>
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>Number: 98078 >Category: misc >Synopsis: Static arp entries may be ignored >Confidential: no >Severity: serious >Priority: medium >Responsible: freebsd-bugs >State: open >Quarter: >Keywords: >Date-Required: >Class: sw-bug >Submitter-Id: current-users >Arrival-Date: Mon May 29 10:50:21 GMT 2006 >Closed-Date: >Last-Modified: >Originator: Lukasz Wasikowski >Release: FreeBSD 4.11, FreeBSD 5.5, FreeBSD 6.1 >Organization: Hipernet Sp. z o.o. >Environment: FreeBSD trab.brda.net 4.11-RELEASE-p17 FreeBSD 4.11-RELEASE-p17 #0: Fri May 19 14:17:22 CEST 2006 root@trab.brda.net:/usr/obj/usr/src/sys/hipernet i386 FreeBSD cs56.hipernet.pl 5.5-RELEASE FreeBSD 5.5-RELEASE #0: Sat May 27 03:25:25 CEST 2006 root@cs56.hipernet.pl:/usr/obj/usr/src/sys/hipernet i386 FreeBSD firma.hipernet.pl 6.1-RELEASE FreeBSD 6.1-RELEASE #0: Tue May 9 16:02:23 CEST 2006 root@firma.hipernet.pl:/usr/obj/usr/src/sys/hipernet i386 >Description: When static arp entries are used to gain access to network via a FreeBSD router, there is a possibility to ommit those entries by setting client's ethernet device into promiscuous mode. >How-To-Repeat: On FreeBSD router: [root@firma ~] arp -s 192.168.1.10 aa:bb:cc:dd:ee:ff On any client connected to that router via Ethernet: [root@aniluap ~] ping -q -c 5 212.122.212.1 PING 212.122.212.1 (212.122.212.1): 56 data bytes --- 212.122.212.1 ping statistics --- 5 packets transmitted, 0 packets received, 100% packet loss [root@aniluap ~] ifconfig rl0 promisc [root@aniluap ~] ping -q -c 5 212.122.212.1 PING 212.122.212.1 (212.122.212.1): 56 data bytes --- 212.122.212.1 ping statistics --- 5 packets transmitted, 5 packets received, 0% packet loss round-trip min/avg/max/stddev = 3.624/8.333/23.164/7.442 ms >Fix: Unknown. >Release-Note: >Audit-Trail: >Unformatted:
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