On Fri, Jul 15, 2005 at 07:24:08AM -0400, Michal Ostrowski wrote:
> The connection between these two hosts is via your ISP right?
>
> I'd like to see a third trace, synchronized to the other two, performed
> on 213.139.163.144: tcpdump -n -i eth0
>
> This will show me what PPPoE packets are being sent (on the other side
> of the ppp0 device).
Both traces were taken on 213.139.163.144, the second should show just
those packets that were being actually sent. I have no means to capture
traffic at ISP's end.
Thanks for the quick reply.
> --
> Michal Ostrowski
>
>
>
> On Fri, 15 Jul 2005 13:48:29 +0300
> Antti Salmela <[EMAIL PROTECTED]> wrote:
>
> > I'm running 2.6.13-rc3 now but have been suffering from weird stalls with my
> > PPPoE connection ever since my ISP made it a requirement, about two months
> > ago. I found out by listening outgoing ethernet interface with tcpdump that
> > when a stall occurs, it's not sending anything. Listening ppp interface
> > shows packets being sent.
> >
> > Here are two tcpdump logs taken when a stall occured and while a ping to
> > ppp peer
> > was running. My ip is 213.139.163.144, peer is 10.10.9.1.
> >
> > tcpdump -i ppp0 -n:
> >
> > 11:13:55.710515 IP 213.139.163.144 > 10.10.9.1: ICMP echo request seq 1,
> > length 64
> > 11:13:56.709827 IP 213.139.163.144 > 10.10.9.1: ICMP echo request seq 2,
> > length 64
> > 11:13:57.709842 IP 213.139.163.144 > 10.10.9.1: ICMP echo request seq 3,
> > length 64
> > 11:13:58.709848 IP 213.139.163.144 > 10.10.9.1: ICMP echo request seq 4,
> > length 64
> > 11:13:58.874515 IP 213.139.169.82.6668 > 213.139.163.144.58747: .
> > 1689088981:1689089019(38) ack 1926745953 win 8499 <nop,nop,timestamp
> > 66136067 4460534>
> > 11:13:58.874610 IP 213.139.163.144.58747 > 213.139.169.82.6668: . ack 38
> > win 12424 <nop,nop,timestamp 4465549 66136067,nop,nop,sack 1 {0:38}>
> > 11:13:59.709864 IP 213.139.163.144 > 10.10.9.1: ICMP echo request seq 5,
> > length 64
> > 11:14:00.709869 IP 213.139.163.144 > 10.10.9.1: ICMP echo request seq 6,
> > length 64
> > 11:14:01.709884 IP 213.139.163.144 > 10.10.9.1: ICMP echo request seq 7,
> > length 64
> > 11:14:02.588471 IP 213.139.163.144.48587 > 207.46.0.35.1863: P
> > 3889301623:3889301628(5) ack 519932196 win 2264 <nop,nop,timestamp 3228061
> > 20203750>
> > 11:14:02.709889 IP 213.139.163.144 > 10.10.9.1: ICMP echo request seq 8,
> > length 64
> > 11:14:03.024512 IP 213.139.163.144.57511 > 207.46.0.63.1863: P
> > 3897420679:3897420684(5) ack 1231695246 win 2264 <nop,nop,timestamp 3228170
> > 20038047>
> > 11:14:03.709905 IP 213.139.163.144 > 10.10.9.1: ICMP echo request seq 9,
> > length 64
> > 11:14:04.505177 IP 216.239.59.99.80 > 213.139.163.144.44690: F
> > 2225588483:2225588483(0) ack 4125655007 win 8190
> > 11:14:04.544579 IP 213.139.163.144.44690 > 216.239.59.99.80: . ack 1 win
> > 14300
> > 11:14:04.709928 IP 213.139.163.144 > 10.10.9.1: ICMP echo request seq 10,
> > length 64
> > 11:14:05.512052 IP 216.239.59.99.80 > 213.139.163.144.44690: F 0:0(0) ack 1
> > win 8190
> > 11:14:05.512256 IP 213.139.163.144.44690 > 216.239.59.99.80: . ack 1 win
> > 14300
> > 11:14:05.709934 IP 213.139.163.144 > 10.10.9.1: ICMP echo request seq 11,
> > length 64
> > 11:14:06.372979 IP 213.139.163.144.44690 > 216.239.59.99.80: F 1:1(0) ack 1
> > win 14300
> > 11:14:06.628684 IP 213.139.163.144.44690 > 216.239.59.99.80: F 1:1(0) ack 1
> > win 14300
> > 11:14:06.709947 IP 213.139.163.144 > 10.10.9.1: ICMP echo request seq 12,
> > length 64
> > 11:14:07.140722 IP 213.139.163.144.44690 > 216.239.59.99.80: F 1:1(0) ack 1
> > win 14300
> > 11:14:07.522432 IP 216.239.59.99.80 > 213.139.163.144.44690: F 0:0(0) ack 1
> > win 8190
> > 11:14:07.522663 IP 213.139.163.144.44690 > 216.239.59.99.80: . ack 1 win
> > 14300
> > 11:14:07.710004 IP 213.139.163.144 > 10.10.9.1: ICMP echo request seq 13,
> > length 64
> > 11:14:08.164751 IP 213.139.163.144.44690 > 216.239.59.99.80: F 1:1(0) ack 1
> > win 14300
> > 11:14:08.709979 IP 213.139.163.144 > 10.10.9.1: ICMP echo request seq 14,
> > length 64
> > 11:14:08.879946 IP 213.139.163.144.58747 > 213.139.169.82.6668: P 1:19(18)
> > ack 38 win 12424 <nop,nop,timestamp 4466550 66136067>
> > 11:14:09.710183 IP 213.139.163.144 > 10.10.9.1: ICMP echo request seq 15,
> > length 64
> > 11:14:10.212868 IP 213.139.163.144.44690 > 216.239.59.99.80: F 1:1(0) ack 1
> > win 14300
> > 11:14:10.710024 IP 213.139.163.144 > 10.10.9.1: ICMP echo request seq 16,
> > length 64
> > 11:14:11.532770 IP 216.239.59.99.80 > 213.139.163.144.44690: F 0:0(0) ack 1
> > win 8190
> > 11:14:11.532938 IP 213.139.163.144.44690 > 216.239.59.99.80: . ack 1 win
> > 14300
> > 11:14:11.710029 IP 213.139.163.144 > 10.10.9.1: ICMP echo request seq 17,
> > length 64
> > 11:14:12.710065 IP 213.139.163.144 > 10.10.9.1: ICMP echo request seq 18,
> > length 64
> > 11:14:12.710896 IP 10.10.9.1 > 213.139.163.144: ICMP echo reply seq 18,
> > length 64
> > 11:14:13.720235 IP 213.139.163.144 > 10.10.9.1: ICMP echo request seq 19,
> > length 64
> > 11:14:13.721049 IP 10.10.9.1 > 213.139.163.144: ICMP echo reply seq 19,
> > length 64
> > 11:14:14.309102 IP 213.139.163.144.44690 > 216.239.59.99.80: F 1:1(0) ack 1
> > win 14300
> > 11:14:14.363621 IP 216.239.59.99.80 > 213.139.163.144.44690: . ack 2 win
> > 8190
> > 11:14:14.730079 IP 213.139.163.144 > 10.10.9.1: ICMP echo request seq 20,
> > length 64
> > 11:14:14.730918 IP 10.10.9.1 > 213.139.163.144: ICMP echo reply seq 20,
> > length 64
> >
> > tcpdump -i eth0 -n:
> >
> > 11:13:54.765999 802.1d config 8000.00:06:28:3a:8c:83.8020 root
> > 61cf.00:05:5f:50:60:00 pathcost 27 age 3 max 20 hello 2 fdelay 15
> > 11:13:56.145144 PPPoE [ses 0x73ec] IP 216.221.122.20.40199 >
> > 82.128.195.209.445: S 1710730503:1710730503(0) win 64240 <mss
> > 1380,nop,nop,sackOK>
> > 11:13:56.769516 802.1d config 8000.00:06:28:3a:8c:83.8020 root
> > 61cf.00:05:5f:50:60:00 pathcost 27 age 3 max 20 hello 2 fdelay 15
> > 11:13:57.164130 PPPoE [ses 0x6c4a] LCP, Echo-Request (0x09), id 100,
> > length 14
> > 11:13:58.767785 802.1d config 8000.00:06:28:3a:8c:83.8020 root
> > 61cf.00:05:5f:50:60:00 pathcost 27 age 3 max 20 hello 2 fdelay 15
> > 11:13:58.874515 PPPoE [ses 0x74c7] IP 213.139.169.82.6668 >
> > 213.139.163.144.58747: . 1689088981:1689089019(38) ack 1926745953 win 8499
> > <nop,nop,timestamp 66136067 4460534>
> > 11:14:00.772107 802.1d config 8000.00:06:28:3a:8c:83.8020 root
> > 61cf.00:05:5f:50:60:00 pathcost 27 age 3 max 20 hello 2 fdelay 15
> > 11:14:02.782147 802.1d config 8000.00:06:28:3a:8c:83.8020 root
> > 61cf.00:05:5f:50:60:00 pathcost 27 age 3 max 20 hello 2 fdelay 15
> > 11:14:04.505177 PPPoE [ses 0x74c7] IP 216.239.59.99.80 >
> > 213.139.163.144.44690: F 2225588483:2225588483(0) ack 4125655007 win 8190
> > 11:14:04.767610 802.1d config 8000.00:06:28:3a:8c:83.8020 root
> > 61cf.00:05:5f:50:60:00 pathcost 27 age 3 max 20 hello 2 fdelay 15
> > 11:14:05.512052 PPPoE [ses 0x74c7] IP 216.239.59.99.80 >
> > 213.139.163.144.44690: F 0:0(0) ack 1 win 8190
> > 11:14:06.769225 802.1d config 8000.00:06:28:3a:8c:83.8020 root
> > 61cf.00:05:5f:50:60:00 pathcost 27 age 3 max 20 hello 2 fdelay 15
> > 11:14:07.522432 PPPoE [ses 0x74c7] IP 216.239.59.99.80 >
> > 213.139.163.144.44690: F 0:0(0) ack 1 win 8190
> > 11:14:08.766445 802.1d config 8000.00:06:28:3a:8c:83.8020 root
> > 61cf.00:05:5f:50:60:00 pathcost 27 age 3 max 20 hello 2 fdelay 15
> > 11:14:10.710040 PPPoE [ses 0x74c7] IP 213.139.163.144 > 10.10.9.1: ICMP
> > echo request seq 16, length 64
> > 11:14:10.766339 802.1d config 8000.00:06:28:3a:8c:83.8020 root
> > 61cf.00:05:5f:50:60:00 pathcost 27 age 3 max 20 hello 2 fdelay 15
> > 11:14:11.532770 PPPoE [ses 0x74c7] IP 216.239.59.99.80 >
> > 213.139.163.144.44690: F 0:0(0) ack 1 win 8190
> > 11:14:11.532950 PPPoE [ses 0x74c7] IP 213.139.163.144.44690 >
> > 216.239.59.99.80: . ack 1 win 14300
> > 11:14:11.710042 PPPoE [ses 0x74c7] IP 213.139.163.144 > 10.10.9.1: ICMP
> > echo request seq 17, length 64
> > 11:14:12.710085 PPPoE [ses 0x74c7] IP 213.139.163.144 > 10.10.9.1: ICMP
> > echo request seq 18, length 64
> > 11:14:12.710896 PPPoE [ses 0x74c7] IP 10.10.9.1 > 213.139.163.144: ICMP
> > echo reply seq 18, length 64
> > 11:14:12.767266 802.1d config 8000.00:06:28:3a:8c:83.8020 root
> > 61cf.00:05:5f:50:60:00 pathcost 27 age 3 max 20 hello 2 fdelay 15
> > 11:14:13.720253 PPPoE [ses 0x74c7] IP 213.139.163.144 > 10.10.9.1: ICMP
> > echo request seq 19, length 64
> > 11:14:13.721049 PPPoE [ses 0x74c7] IP 10.10.9.1 > 213.139.163.144: ICMP
> > echo reply seq 19, length 64
> > 11:14:14.309119 PPPoE [ses 0x74c7] IP 213.139.163.144.44690 >
> > 216.239.59.99.80: F 1:1(0) ack 1 win 14300
> > 11:14:14.316805 PPPoE [ses 0x6738] LCP, Echo-Request (0x09), id 73, length
> > 14
> > 11:14:14.363621 PPPoE [ses 0x74c7] IP 216.239.59.99.80 >
> > 213.139.163.144.44690: . ack 2 win 8190
> > 11:14:14.730096 PPPoE [ses 0x74c7] IP 213.139.163.144 > 10.10.9.1: ICMP
> > echo request seq 20, length 64
> > 11:14:14.730918 PPPoE [ses 0x74c7] IP 10.10.9.1 > 213.139.163.144: ICMP
> > echo reply seq 20, length 64
> >
--
Antti Salmela
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