Date: Mon, 29 Nov 2004 13:44:24 +0200 From: Iasen Kostov <tbyte@OTEL.net> To: Robert Watson <rwatson@freebsd.org> Cc: freebsd-net@freebsd.org Subject: Re: em(4) VLAN + PROMISC still doesn't work with latest CVS version Message-ID: <41AB0B98.6020600@OTEL.net> In-Reply-To: <Pine.NEB.3.96L.1041128161659.94120E-100000@fledge.watson.org> References: <Pine.NEB.3.96L.1041128161659.94120E-100000@fledge.watson.org>
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Robert Watson wrote:
>On Sat, 27 Nov 2004, Kevin Day wrote:
>
>
>
>>I recently upgraded to 5.3 on a system, and manually upgraded
>>src/sys/dev/em/* to the latest RELENG_5 versions. (1.44.2.4 of if_em.c)
>>
>>
>
>I'm able to reproduce problems using the below configuration is 6.x also,
>and am investigating. Thanks for the report, hope to get back to you
>shortly with something concrete.
>
>Robert N M Watson FreeBSD Core Team, TrustedBSD Projects
>robert@fledge.watson.org Principal Research Scientist, McAfee Research
>
>
>
>
>>While the VLAN side of things works better than the stock 5.3 version,
>>there still is this problem:
>>
>>
>>ifconfig vlan1 create
>>ifconfig vlan1 vlan 1 vlandev em1 link0
>>ifconfig vlan2 create
>>ifconfig vlan2 vlan 2 vlandev em1 link0
>>ifconfig vlan3 create
>>ifconfig vlan3 vlan 3 vlandev em1 link0
>>
>>ifconfig vlan1 inet 192.aaa.bbb.129 netmask 255.255.255.0
>>ifconfig vlan2 inet 64.ccc.ddd.61 netmask 255.255.255.192
>>ifconfig vlan3 inet 64.eee.fff.61 netmask 255.255.255.192
>>
>>ifconfig em1 up
>>ifconfig em1 promisc
>>
>>If I do this, vlan1 and vlan3 work fine. Vlan2 can receive packets, but
>>anything sent out vlan2 doesn't seem to be heard by any foreign hosts.
>>Setting "ifconfig em1 -promisc" makes all vlans work properly.
>>
>>This is better than the stock 5.3 version of em(4) where none of the
>>vlans worked, but something still isn't right.
>>
>>Is this a known problem still or am I just doing something wrong?
>>
>>
>>
>>
>>
>>
Saddly I can just confirm that :(
regards
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