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Date:      Tue, 16 Aug 2011 17:14:59 -0700
From:      =?iso-8859-1?Q?Ask_Bj=F8rn_Hansen?= <ask@develooper.com>
To:        Mike Tancsa <mike@sentex.net>
Cc:        embedded@freebsd.org, net@freebsd.org
Subject:   Re: system locks up with vr driver on alix board
Message-ID:  <9255C71C-BB78-417E-A900-85140FC2050C@develooper.com>
In-Reply-To: <4E4AB3BE.4090603@sentex.net>
References:  <D8B41107-90ED-4357-A7DA-4FF987C70567@develooper.com> <4E4AB3BE.4090603@sentex.net>

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On Aug 16, 2011, at 11:15, Mike Tancsa wrote:

>> An hour or two after the log stopped showing; the system stopped =
routing packets, but frustratingly kept sending CARP messages out so the =
secondary firewall didn't pick up the IP addresses to take over.
>>=20
>> Any ideas?
>=20
> Not sure if CARP has something to do with it as I have quite a few
> RELENG_8 boxes out there running on Alix boxes (2 and 3 port as well =
as
> Soekris 5501s).

Yeah, there must be thousands!

> But I think the 7.4 and 8.2 drivers for vr are essentially the same. =
That being said, there are some updates in RELENG_8 to the driver. Not =
sure if that makes any difference to your issue.
>=20
> http://svnweb.freebsd.org/base?view=3Drevision&revision=3D223681

Yeah - none of that looks relevant.  Indeed I'm not even sure that it =
has anything to do with the vr driver -- that's just the only potential =
symptom that I could find.  I've stripped down those boxes so they =
really don't do anything more than routing (from vr interfaces) and =
firewall (with pf).  The only daemons running (other than getty and =
sshd) are ntpd and radvd.

One of them just imploded in this way again (and it's a new board, so =
I'm pretty sure it's not a hardware problem).  I now disabled OpenVPN =
(it was idle already), an unnecessary VLAN and made the configuration as =
simple as it can be and still work -- I am including it in full (with =
un-obfuscated IP addresses to make sure I don't hide any potential =
problem).

Some years ago I recall trouble running carp on vlan interfaces.  Is it =
possible that's back in some way?


 - ask

--=20
http://develooper.com/ - http://askask.com/


sshd_enable=3D"YES"
ntpd_enable=3D"YES"
ntpd_flags=3D"-p /var/run/ntpd.pid -f /etc/ntp/ntpd.drift -g"

hostname=3D"gw-b.dev"
ipv6_enable=3D"YES"
radvd_enable=3D"YES"

ifconfig_vr0=3D"inet 207.171.2.196/29"
ipv6_ifconfig_vr0=3D"2607:F238:0:11::4/125"
ifconfig_vr1=3D"inet 207.171.7.3/24"
ipv6_ifconfig_vr1=3D"2607:f238:3::3/64"

ifconfig_vr2=3D"up"
ifconfig_lo0_alias1=3D"inet 127.0.0.3"

ifconfig_vlan1=3D"inet 10.77.73.2/29  vlan 103 vlandev vr2"
ifconfig_vlan2=3D"inet 10.0.100.3/24  vlan 102 vlandev vr2"

ifconfig_carp0=3D"vhid 110 advskew 120 pass aherjkhfare =
207.171.2.194/29"
ifconfig_carp1=3D"vhid 111 advskew 120 pass j798gyuhjks 207.171.7.1/24"
ifconfig_carp2=3D"vhid 112 advskew 120 pass 5783jkdfssd 10.0.100.1/24"
ifconfig_carp4=3D"vhid 114 advskew 120 pass ketrjhstres 10.0.100.254/24"

ipv6_ifconfig_carp0=3D"2607:F238:0:11::2/125"
ipv6_ifconfig_carp1=3D"2607:F238:3::1/64"

defaultrouter=3D"207.171.2.193"
ipv6_defaultrouter=3D"2607:F238:0:11::1"

pfsync_enable=3D"YES"
pfsync_syncdev=3D"vlan1"

cloned_interfaces=3D"vlan1 vlan2 vlan3 carp0 carp1 carp2 carp3 carp4 =
carp60 carp61 carp63"

gateway_enable=3D"YES"
ipv6_gateway_enable=3D"YES"

pf_enable=3D"YES"
pflog_enable=3D"NO"


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