[OpenAFS] Re: mtu problem
Antony Mayi
Antony Mayi <antonymayi@yahoo.com>
Mon, 11 Feb 2013 12:52:48 +0000 (GMT)
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guys thanks for all ideas, I got it sorted by replacing the DSL link the cl=
ient was connected to with another ISP and that seem to have resolved this =
problem so I believe it was down to some mtu restrictions in ppp or whateve=
r.=0A=0Acheers,=0As.=0A=0A=0A=0A>________________________________=0A> From:=
David Boyes <dboyes@sinenomine.net>=0A>To: chas williams - CONTRACTOR <cha=
s@cmf.nrl.navy.mil>; Derek Atkins <warlord@MIT.EDU> =0A>Cc: Brandon Allbery=
<ballbery@sinenomine.net>; Antony Mayi <antonymayi@yahoo.com>; Andrew Deas=
on <adeason@sinenomine.net>; "openafs-info@openafs.org" <openafs-info@opena=
fs.org> =0A>Sent: Friday, 8 February 2013, 15:46=0A>Subject: RE: [OpenAFS] =
Re: mtu problem=0A> =0A>=0A>> the original poster said he was seeing packet=
s of 1488 bytes that were failing.=0A>> it is a bit puzzling how you would =
get this since afs typically not generate a=0A>> packet and a very tiny fra=
ction of a packet.=0A>> it makes me wonder if he has a tagged vlan on his h=
ost and a switch that=0A>> doesnt support frames bigger than 1500 bytes.=0A=
>=0A>Me too. That 1488 number is odd. There were several rounds of firmware=
in the Dell and HP switches sold in the last couple years that had a bug l=
ike that with silently tossing fragments that were of a certain size or sma=
ller if the frame size was > 1500 bytes.=0A>=0A>=0A>_______________________=
________________________=0A>OpenAFS-info mailing list=0A>OpenAFS-info@opena=
fs.org=0A>https://lists.openafs.org/mailman/listinfo/openafs-info=0A>=0A>=
=0A>
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<html><body><div style=3D"color:#000; background-color:#fff; font-family:ti=
mes new roman, new york, times, serif;font-size:12pt"><div><span>guys thank=
s for all ideas, I got it sorted by replacing the DSL link the client was c=
onnected to with another ISP and that seem to have resolved this problem so=
I believe it was down to some mtu restrictions in ppp or whatever.</span><=
/div><div style=3D"color: rgb(0, 0, 0); font-size: 16px; font-family: 'time=
s new roman', 'new york', times, serif; background-color: transparent; font=
-style: normal;"><br></div><div style=3D"color: rgb(0, 0, 0); font-size: 16=
px; font-family: 'times new roman', 'new york', times, serif; background-co=
lor: transparent; font-style: normal;">cheers,</div><div style=3D"color: rg=
b(0, 0, 0); font-size: 16px; font-family: 'times new roman', 'new york', ti=
mes, serif; background-color: transparent; font-style: normal;">s.</div><di=
v><br><blockquote style=3D"border-left: 2px solid rgb(16, 16, 255);
margin-left: 5px; margin-top: 5px; padding-left: 5px;"> <div style=3D"fon=
t-family: 'times new roman', 'new york', times, serif; font-size: 12pt;"> <=
div style=3D"font-family: 'times new roman', 'new york', times, serif; font=
-size: 12pt;"> <div dir=3D"ltr"> <font size=3D"2" face=3D"Arial"> <hr size=
=3D"1"> <b><span style=3D"font-weight:bold;">From:</span></b> David Boyes =
<dboyes@sinenomine.net><br> <b><span style=3D"font-weight: bold;">To:=
</span></b> chas williams - CONTRACTOR <chas@cmf.nrl.navy.mil>; Derek=
Atkins <warlord@MIT.EDU> <br><b><span style=3D"font-weight: bold;">C=
c:</span></b> Brandon Allbery <ballbery@sinenomine.net>; Antony Mayi =
<antonymayi@yahoo.com>; Andrew Deason <adeason@sinenomine.net>;=
"openafs-info@openafs.org" <openafs-info@openafs.org> <br> <b><span =
style=3D"font-weight: bold;">Sent:</span></b> Friday, 8 February 2013, 15:4=
6<br> <b><span style=3D"font-weight: bold;">Subject:</span></b> RE: [OpenAF=
S] Re: mtu
problem<br> </font> </div> <br><br>> the original poster said he was se=
eing packets of 1488 bytes that were failing.<br>> it is a bit puzzling =
how you would get this since afs typically not generate a<br>> packet an=
d a very tiny fraction of a packet.<br>> it makes me wonder if he has a =
tagged vlan on his host and a switch that<br>> doesnt support frames big=
ger than 1500 bytes.<br><br>Me too. That 1488 number is odd. There were sev=
eral rounds of firmware in the Dell and HP switches sold in the last couple=
years that had a bug like that with silently tossing fragments that were o=
f a certain size or smaller if the frame size was > 1500 bytes.<br><br><=
br>_______________________________________________<br>OpenAFS-info mailing =
list<br><a ymailto=3D"mailto:OpenAFS-info@openafs.org" href=3D"mailto:OpenA=
FS-info@openafs.org">OpenAFS-info@openafs.org</a><br><a href=3D"https://lis=
ts.openafs.org/mailman/listinfo/openafs-info"
target=3D"_blank">https://lists.openafs.org/mailman/listinfo/openafs-info<=
/a><br><br><br> </div> </div> </blockquote></div> </div></body></html>
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