Re: [MiNT] Network and USB problems with NetUSBee

[Alan Hourihane <alanh@fairlite.co.uk>]

On 06/20/11 21:08, Peter Slegg wrote:
> On Mon, 20 Jun 2011 13:33:36 , Lars Schmidbauer <latzmaster@gmx.de> wrote:
>> Hello,
>>
>> i have a strange problem with my new NetUSBee and MiNT (1.17.0 and 1.18.CUR).
>> This is not so easy to explain, hope it doesn't get too long ;-)
>>
>> Every kind of networking with small files works normal (Highwire, MyMail, AtarICQ,
>> GEMDict, zWeather, nfs+ftp+telnet to ubuntu-PC).
>> But bigger downloads (with Highwire, Litchi, wget or ftp on console) are stopping after
>> a while; FalcAmp runs into buffer underrun problems soon.
>> The connection is not really broken, but download stops (and stops at a different point
>> when trying again).
>> For example:
>> - Highwire, doing a google picture search is running correct and fast (many small picture-
>>   files); downloading small files from freemint CVS works ok, too. But when Highwire tries to
>>   load the big pictures from http://ctpci.atari.org/, transmission stops and only the smaller
>>   ones are displayed.
>> - wget on console, downloading daily freemint build stops at various points. I can't see that
>>   there's a definite "magic barrier" where it stops.
>> - ftp on console, kurobox.serveftp.net, download of /video-films/zmerge2.zip stops (same as wget).
>> - MyMail stops randomly at downloading mail x of xxx.
>>
>> I can't even define how big "smaller" or "bigger" files are.
>> This happens only with MiNT! Everything (Highwire, GAPftp, FalcAmp...) works correct with TOS
>> and StinG with enec6.stx. Because of that, NetUSBee should be OK.
>> There are similar problems with my NE2000 ISA network card (EtherNEC), but this card is very
>> old and second-hand, i always thought that this is another issue.
>>
>> Tested on two Falcons:
>> - Falcon/CT60@80MHz/CTPCI, clockpatch on U63
>> - Falcon/CT63@66MHz, no clockpatch, SDMA patch 50 Ohm/27 pF
>> with drivers
>> - enec6.xif (CT60 archive or www.newtosworld.de)
>> - ne2kenec.xif (http://assemsoft.atari.org/ne2k/)
>> - inet4.xdd (freemint build or http://assemsoft.atari.org/ne2k/)
>>
>> The ne2kenec.xif seems to work a little bit better than enec6.xif.
>> Sure i checked all the valid files for setting up networking:
>> config.if, defaultroute, resolv.conf, hostname, /stik_cfg/default.cfg, /highwire/modules/...
>> Ping, traceroute, netstat work correct; ifconfig shows no serious problems (sometimes
>> a few in-errors <10).
>> --------
>> ifconfig ne0:
>> ne0:    flags=0x43<UP,BROADCAST,RUNNING>
>>         inet 192.168.0.3 netmask 255.255.255.0 broadcast 192.168.0.255
>>         metric 0 mtu 1500
>> Router and network-cable are OK, too.
>>
> I had the same problem when switching from 1.15.12 to 1.16
>
> The problem was never found in Mint but I managed to fix it by reducing the
> adsl-modem MTU size setting.
>
> There were several long threads on the mintlist about this and the floppy
> drive issue.

Can you elaborate ? What was the MTU and what you have now ?

What floppy drive issue too ?

Thanks,

Alan.