* Fw: [Bugme-new] [Bug 2991] New: vlan (8021q) is working bad with some sites and some ports
@ 2004-07-01 7:28 Andrew Morton
0 siblings, 0 replies; only message in thread
From: Andrew Morton @ 2004-07-01 7:28 UTC (permalink / raw)
To: netdev
Begin forwarded message:
Date: Thu, 1 Jul 2004 00:19:15 -0700
From: bugme-daemon@osdl.org
To: bugme-new@lists.osdl.org
Subject: [Bugme-new] [Bug 2991] New: vlan (8021q) is working bad with some sites and some ports
http://bugme.osdl.org/show_bug.cgi?id=2991
Summary: vlan (8021q) is working bad with some sites and some
ports
Kernel Version: 2.6.7
Status: NEW
Severity: high
Owner: niv@us.ibm.com
Submitter: roxwal@libero.it
Distribution: Vlan (8021q) lost ipv4 packet
Hardware Environment: HP tc3100 + switch 3com 3c16886A
Software Environment: Mandrake 10 official + kernel 2.6.7-2mdk
Problem Description:
While using vlan (eth0.2) for connection to internet mostly sites don't work
(ex: www.ziobudda.net bad, punto-informatico.it ok)
The connection starts but no packet are recived.
tcpdump -i eth0.2 -vv -X host www.ziobudda.net
tcpdump: listening on eth0.2, link-type EN10MB (Ethernet), capture size 96
bytes
09:03:48.715078 IP (tos 0x0, ttl 64, id 51924, offset 0, flags [DF], length:
52) 81.112.63.189.32933 > 193.254.241.4.http: F [tcp sum ok]
2920000677:2920000677(0) ack 2170843880 win 5840 <nop,nop,timestamp 1895751
271281932>
0x0000 4500 0034 cad4 4000 4006 2bbf 5170 3fbd E..4..@.@.+.Qp?.
0x0010 c1fe f104 80a5 0050 ae0b aca5 8164 72e8 .......P.....dr.
0x0020 8011 16d0 df2c 0000 0101 080a 001c ed47 .....,.........G
0x0030 102b 6f0c .+o.
09:03:48.723397 IP (tos 0x0, ttl 54, id 7661, offset 0, flags [DF], length:
52) 193.254.241.4.http > 81.112.63.189.32933: . [tcp sum ok] 2897:2897(0) ack
1 win 6432 <nop,nop,timestamp 271285501 1895751>
0x0000 4500 0034 1ded 4000 3606 e2a6 c1fe f104 E..4..@.6.......
0x0010 5170 3fbd 0050 80a5 8164 7e38 ae0b aca6 Qp?..P...d~8....
0x0020 8010 1920 c39b 0000 0101 080a 102b 7cfd .............+|.
0x0030 001c ed47 ...G
09:03:48.826211 IP (tos 0x0, ttl 64, id 20222, offset 0, flags [DF], length:
60) 81.112.63.189.32934 > 193.254.241.4.http: S [tcp sum ok]
2985141064:2985141064(0) win 5840 <mss 1460,sackOK,timestamp 1895862
0,nop,wscale 0>
0x0000 4500 003c 4efe 4000 4006 a78d 5170 3fbd E..<N.@.@...Qp?.
0x0010 c1fe f104 80a6 0050 b1ed a348 0000 0000 .......P...H....
0x0020 a002 16d0 2907 0000 0204 05b4 0402 080a ....)...........
0x0030 001c edb6 0000 0000 0103 0300 ............
09:03:48.834155 IP (tos 0x0, ttl 54, id 0, offset 0, flags [DF], length: 60)
193.254.241.4.http > 81.112.63.189.32934: S [tcp sum ok] 2195619523:2195619523
(0) ack 2985141065 win 5792 <mss 1460,sackOK,timestamp 271285512
1895862,nop,wscale 0>
0x0000 4500 003c 0000 4000 3606 008c c1fe f104 E..<..@.6.......
0x0010 5170 3fbd 0050 80a6 82de 7ec3 b1ed a349 Qp?..P....~....I
0x0020 a012 16a0 9a50 0000 0204 05b4 0402 080a .....P..........
0x0030 102b 7d08 001c edb6 0103 0300 .+}.........
09:03:48.834228 IP (tos 0x0, ttl 64, id 20223, offset 0, flags [DF], length:
52) 81.112.63.189.32934 > 193.254.241.4.http: . [tcp sum ok] 1:1(0) ack 1 win
5840 <nop,nop,timestamp 1895870 271285512>
0x0000 4500 0034 4eff 4000 4006 a794 5170 3fbd E..4N.@.@...Qp?.
0x0010 c1fe f104 80a6 0050 b1ed a349 82de 7ec4 .......P...I..~.
0x0020 8010 16d0 c8dd 0000 0101 080a 001c edbe ................
0x0030 102b 7d08 .+}.
09:03:48.836162 IP (tos 0x0, ttl 64, id 20224, offset 0, flags [DF], length:
451) 81.112.63.189.32934 > 193.254.241.4.http: P 1:400(399) ack 1 win 5840
<nop,nop,timestamp 1895872 271285512>
0x0000 4500 01c3 4f00 4000 4006 a604 5170 3fbd E...O.@.@...Qp?.
0x0010 c1fe f104 80a6 0050 b1ed a349 82de 7ec4 .......P...I..~.
0x0020 8018 16d0 78ce 0000 0101 080a 001c edc0 ....x...........
0x0030 102b 7d08 4745 5420 2f20 4854 5450 2f31 .+}.GET./.HTTP/1
0x0040 2e31 0d0a 436f 6e6e 6563 7469 6f6e 3a20 .1..Connection:.
0x0050 4b65 Ke
09:03:48.846287 IP (tos 0x0, ttl 54, id 973, offset 0, flags [DF], length:
52) 193.254.241.4.http > 81.112.63.189.32934: . [tcp sum ok] 1:1(0) ack 400
win 6432 <nop,nop,timestamp 271285513 1895872>
0x0000 4500 0034 03cd 4000 3606 fcc6 c1fe f104 E..4..@.6.......
0x0010 5170 3fbd 0050 80a6 82de 7ec4 b1ed a4d8 Qp?..P....~.....
0x0020 8010 1920 c4fb 0000 0101 080a 102b 7d09 .............+}.
0x0030 001c edc0
(no more)
the ping works and the telnet towards others ports (but 80) work
if I use une other net card for direct connettion (eth1) internet connections
works perfectly
Steps to reproduce:
hdsl + router cisco + 3com switch layer 3 + vlan
eth0 local lan
eth0.2 internet
links www.ziobudda.net
tks W:-}
------- You are receiving this mail because: -------
You are on the CC list for the bug, or are watching someone who is.
^ permalink raw reply [flat|nested] only message in thread
only message in thread, other threads:[~2004-07-01 7:28 UTC | newest]
Thread overview: (only message) (download: mbox.gz follow: Atom feed
-- links below jump to the message on this page --
2004-07-01 7:28 Fw: [Bugme-new] [Bug 2991] New: vlan (8021q) is working bad with some sites and some ports Andrew Morton
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).