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Date:      Mon, 14 May 2007 07:54:03 +0100
From:      "Martin Hepworth" <maxsec@gmail.com>
To:        "Craig Russell" <crussell_1969@yahoo.com>
Cc:        freebsd <freebsd-questions@freebsd.org>
Subject:   Re: Wierd Network problem
Message-ID:  <72cf361e0705132354o39c81836gea8934324b45a777@mail.gmail.com>
In-Reply-To: <543288.35459.qm@web51610.mail.re2.yahoo.com>
References:  <72cf361e0705130815o32094919kc754697b9f877638@mail.gmail.com> <543288.35459.qm@web51610.mail.re2.yahoo.com>

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Craig

applying the patch should be easy enough. You could always use something
better than cpanel, I've always perferred directadmin myself.

--
martin

On 5/13/07, Craig Russell <crussell_1969@yahoo.com> wrote:
>
> Yes, I have tried different cables, even different
> physical ports (although same type of port).  There
> was a bug filed against 6.1 for the bge interfaces
> that maybe related, although the bug indicated
> absolutely no network conductivity.  There was a patch
> released and I'm trying to recompile with that patch.
> I must admit I'm having a hard time figuring out how
> to apply the patch but once I get past that hurdle
> I'll see what happens.
>
> If I can't ge the bge interface working my next best
> solution will be to just install another card in one
> of the pci slots and use that instead.  Ideally, I
> would upgrade to 6.2 but cpanel won't support 6.2 so
> I'm stuck on 6.1 for the time being.
>
> Thanks for the reply,
>
> Craig Russell
>
> --- Martin Hepworth <maxsec@gmail.com> wrote:
>
> > Criag
> >
> > have you tried cables? Could be a duff network cable
> > or even speed mismatch
> > between you and the router/switch.
> >
> > -
> > martin
> >
> > On 5/12/07, Craig Russell <crussell_1969@yahoo.com>
> > wrote:
> > >
> > > I have a dell poweredge 6650 installed with
> > freebsd
> > > 6.1 and on the local router, everything works
> > great
> > > (ie, a computer on a different subnet off the same
> > > router can access it fine) but coming from outside
> > of
> > > the network access is incredibly slow.  My first
> > > thought was that it must be a routing issue, but I
> > > have two other freebsd 6.1 servers on that same
> > subnet
> > > and I can access them fine from outside.  I dug a
> > > little further and compared the servers that are
> > > working with those that are not and these are the
> > > differences that I have found.
> > >
> > > On the servers that are working (dell poweredge
> > > 2450's) the interface is an fxp0 and here is the
> > > output of ifconfig:
> > > fxp0:
> > > flags=8843<UP,BROADCAST,RUNNING,SIMPLEX,MULTICAST>
> > mtu
> > > 1500
> > > options=8<VLAN_MTU>
> > > inet6 fe80::2b0:d0ff:fee1:f66a%fxp0 prefixlen 64
> > > scopeid 0x1
> > > inet 64.25.218.2 netmask 0xffffff80 broadcast
> > > 64.25.218.127
> > > ether 00:b0:d0:e1:f6:6a
> > > media: Ethernet autoselect (100baseTX
> > <full-duplex>)
> > >         status: active
> > >
> > > on the server that is not working:
> > >
> > > bge0:
> > > flags=8843<UP,BROADCAST,RUNNING,SIMPLEX,MULTICAST>
> > mtu
> > > 1500
> > > options=1b<RXCSUM,TXCSUM,VLAN_MTU,VLAN_HWTAGGING>
> > > inet6 fe80::211:43ff:fedc:9aa2%bge0 prefixlen 64
> > > scopeid 0x1
> > > inet 64.25.218.10 netmask 0xffffff80 broadcast
> > > 64.25.218.127
> > > ether 00:11:43:dc:9a:a2
> > > media: Ethernet autoselect (100baseTX
> > <full-duplex>)
> > > status: active
> > >
> > > The first thing that i noticed is that on the
> > option
> > > line there is quite a bit of difference between
> > the
> > > two.  So using the command line ifconfig tool I
> > > removed RXCSUM, TXCSUM from the bge0 interface.
> > > Voila!  Speed increased and the server was
> > actually
> > > accessible from off net.  Unfortunately, as soon
> > as I
> > > tried to access any other port, the interface
> > crashes.
> > > Eventually the watchdog picks up on that and
> > restarts
> > > the interface.  But the problem is completely
> > > repeatable.
> > >
> > > The server that I am having problems with is
> > running
> > > cpanel 10.9; the two that are working are running
> > the
> > > dns-only version of cpanel.  I am not picking up
> > any
> > > errors in the logs.  This could be related to
> > cpanel,
> > > or not, I'm not really sure, although it shouldn't
> > be.
> > >
> > > The other unique thing about the setup, that very
> > well
> > > may be affecting is that the router in question
> > has
> > > two subnets configured on the internal port.
> > There is
> > > a nat'd subnet for our local users and there is
> > the
> > > public subnet that these servers sit on.  The
> > final
> > > resting place for all three is in a datacenter
> > that
> > > isn't built yet, so rather than reconfigure
> > everything
> > > once that was done I simply routed the final
> > subnet to
> > > our office and set it up their.  The router is a
> > > mikrotik RB112 board which only has one ethernet
> > port
> > > so I couldn't dedicate a port for the new subnet.
> > As
> > > I said, my first thought was that the problem was
> > in
> > > the router, but the other two servers are running
> > > fine.
> > >
> > > Any suggestions?
> > >
> > > Thank you,
> > > Craig Russell
> > > _______________________________________________
> > > freebsd-questions@freebsd.org mailing list
> > >
> >
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