Re: ng_pptpgre problems: tcp connections reset unexpectedly

2007-01-30 Thread Nikos Vassiliadis
On Monday 29 January 2007 20:25, Alexander Motin wrote:
> It is released now. And if you will have there any problems, they must 
> be fixed before next release. So inform me.

The problem I had is gone. mpd4 cannot be compared to mpd3.
It is by far superior, both usability-wise and networking-ability-wise.

thanks.

> > To complicate things a bit more sftp over the same the link works reliably
> > (different sockopts?). http fails, ftp fails but sftp works as usual.
> > 
> > Eventually a read(2) fails:
> >   1794 fetchCALL  read(0x3,0x8057730,0xd0)
> >   1794 fetchRET   read -1 errno 60 Operation timed out
> 
> Strange result IMHO for reading from TCP socket. I will try to 
> investigate this.
> 
> > It seems to work with disabled windowing. If you are interested in
> > tracking down this, I would be glad to help.
> 
> I will try to look into it. If you will have some more interesting 
> results send them to me.
> 

I can provide you a pptp peer to connect to. I can reproduce it
easily from home, I am opening a pptp tunnel over the pppoe
connection and it happens frequently.

Nikos
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Re: Support for 3C996-SX? Or 3C985(b)-SX?

2007-01-30 Thread Johan Ström


On Jan 30, 2007, at 01:34 , Pyun YongHyeon wrote:


On Mon, Jan 29, 2007 at 02:00:06PM +0100, Johan Str?m wrote:

Hi

I'm about to buy a PCI 1000-SX network card, looking on eBay I've
found both 3C996-SX and 3C985(b)-SX cards.
Looking at http://www.freebsd.org/releases/6.2R/hardware-
i386.html#ETHERNET I can find "3Com 3c996-T (10/100/1000baseTX)", but
not the SX?
However, on http://www.freebsd.org/releases/5.0R/hardware-
i386.html#ETHERNET I can see "3Com 3c996-SX, 3c996-T".
So, has the -SX support been removed or something?
From the if_bge.c changelog (http://www.freebsd.org/cgi/cvsweb.cgi/
src/sys/dev/bge/if_bge.c) I found this:



If my memory serve me right bge(4) supports 3Com 996SX.
I think I've used the 996SX to make bge(4) work on sparc64.


Goodie :) I got a private mail from wpaul too confirming this.




Commit message by wpaul

Lastly, teach the driver how to recognize a 3c996B-SX by checking
the hardware config word in the EEPROM in order to detect the media.
We attach 5701 fiber cards correctly now, but I haven't verified  
that

they send/receive packets yet since I don't have a second fiber
interface at home. (I know that fiber 5700 cards work, so I'm
keeping my fingers crossed.)


But this is from 4 years ago so.. not pretty recent and no followup
in the log.

So, is it supported or not? :)

Also i found some 3c985(b) cards on eBay, a bit more expensive ($10
or so..), but this uses the ti driver instead of bge. And from what I
can see this driver does not support ALTQ. However, im not quite sure


I'm not sure Max Laier(mlaier@) already made a ALTQ patch for ti(4).
If you can test ti(4) on your box I can write a ALTQ patch for ti(4).


Okay :) I'll see what card I get, but as I understand it it shouldnt  
make much difference..


Thanks for your help! :)

Johan Ström
Stromnet
[EMAIL PROTECTED]
http://www.stromnet.se/



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Re: Support for 3C996-SX? Or 3C985(b)-SX?

2007-01-30 Thread Christian Brueffer
On Tue, Jan 30, 2007 at 10:09:15AM +0100, Johan Ström wrote:
> 
> On Jan 30, 2007, at 01:34 , Pyun YongHyeon wrote:
> 
> >On Mon, Jan 29, 2007 at 02:00:06PM +0100, Johan Str?m wrote:
> >>Hi
> >>
> >>I'm about to buy a PCI 1000-SX network card, looking on eBay I've
> >>found both 3C996-SX and 3C985(b)-SX cards.
> >>Looking at http://www.freebsd.org/releases/6.2R/hardware-
> >>i386.html#ETHERNET I can find "3Com 3c996-T (10/100/1000baseTX)", but
> >>not the SX?
> >>However, on http://www.freebsd.org/releases/5.0R/hardware-
> >>i386.html#ETHERNET I can see "3Com 3c996-SX, 3c996-T".
> >>So, has the -SX support been removed or something?
> >>From the if_bge.c changelog (http://www.freebsd.org/cgi/cvsweb.cgi/
> >>src/sys/dev/bge/if_bge.c) I found this:
> >>
> >
> >If my memory serve me right bge(4) supports 3Com 996SX.
> >I think I've used the 996SX to make bge(4) work on sparc64.
> 
> Goodie :) I got a private mail from wpaul too confirming this.
> 

Thanks, I have added this card to the bge(4) hardware list, so it'll
show up as supported for the next release.

- Christian

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Re: ng_pptpgre problems: tcp connections reset unexpectedly. TCP guru needed!

2007-01-30 Thread Alexander Motin

Nikos Vassiliadis wrote:

It seems to work with disabled windowing. If you are interested in
tracking down this, I would be glad to help.


I will try to look into it. If you will have some more interesting 
results send them to me.


I can provide you a pptp peer to connect to. I can reproduce it
easily from home, I am opening a pptp tunnel over the pppoe
connection and it happens frequently.


Last night I was thinking of it and I was able to reproduce this 
sometimes, but it was not predictable.


For this moment I have no idea about reason of this problem. There is 
one problem with windowing in ng_pptpgre and I am now working on it, but 
it can only results in packet losses, but not in connection reset.


I think we need some TCP guru to understand this.

--
Alexander Motin [EMAIL PROTECTED]
Optima Telecom
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Re: kern/108542: [bce]: Huge network latencies with 6.2-RELEASE / STABLE

2007-01-30 Thread Remko Lodder
Old Synopsis: Huge network latencies with 6.2-RELEASE / STABLE
New Synopsis: [bce]: Huge network latencies with 6.2-RELEASE / STABLE

Responsible-Changed-From-To: freebsd-i386->freebsd-net
Responsible-Changed-By: remko
Responsible-Changed-When: Tue Jan 30 13:32:00 UTC 2007
Responsible-Changed-Why: 
This seems like a networking issue, assign it to the networking team.
Submitter: Please be informed that there had been discussion on the
bce driver recently (I cannot recall whether that went about performance
issues though), if you are not aware of that please review the mailinglist
archives of -net (as far as i can recall)

http://www.freebsd.org/cgi/query-pr.cgi?pr=108542
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s

2007-01-30 Thread MIN

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Best regards,
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