Date: Tue, 7 Jul 1998 06:40:01 -0700 (PDT) From: Samuel S Thomas <sthomas@lart.net> To: freebsd-bugs@FreeBSD.ORG Subject: Re: kern/7191: FreeBSD 2.2.6 generates Source-route prohibited when not routing Message-ID: <199807071340.GAA28248@freefall.freebsd.org>
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The following reply was made to PR kern/7191; it has been noted by GNATS.
From: Samuel S Thomas <sthomas@lart.net>
To: rotel@indigo.ie, FreeBSD-gnats-submit@FreeBSD.ORG
Cc: Subject: Re: kern/7191: FreeBSD 2.2.6 generates Source-route prohibited when not routing
Date: Tue, 7 Jul 1998 13:41:51 +0000
> Yes, my apologies, I replied too hastily. Is it possible for you
> to run "tcpdump -ttvvne udp or icmp" on one of the hosts while this
> is happening?
My appologies for rude tone. I can be a right bastard when I know I'm
right. ;-)
here's the dump you requested (run on a third-party observer on the
network):
899818304.137459 0:40:5:50:4b:32 0:0:93:b4:2:be 0800 62:
205.240.209.210.32985 > 205.238.48.1.33435: udp 12 [ttl 1] (id 32986,
optlen=8 NOP LSRR{#205.238.52.46})
899818304.138573 0:a0:24:b0:27:75 0:40:5:50:4b:32 0800 78:
205.240.209.212 > 205.240.209.210: icmp: 205.238.48.1 unreachable -
source route failed (ttl 255, id 11571)
899818304.138868 0:0:93:b4:2:be 0:40:5:50:4b:32 0800 78: 205.240.209.209
> 205.240.209.210: icmp: time exceeded in-transit (ttl 59, id 11496)
899818304.139004 0:40:5:50:4b:32 8:0:20:c:87:e3 0800 88:
205.240.209.210.1028 > 205.240.209.213.53: 54252+ (46) (ttl 64, id 54)
899818304.147297 8:0:20:c:87:e3 0:40:5:50:4b:32 0800 216:
205.240.209.213.53 > 205.240.209.210.1028: 54252* q: 212.209.240.2 1/2/2
. (174) (ttl 64, id 215)
899818304.148499 0:40:5:50:4b:32 0:0:93:b4:2:be 0800 62:
205.240.209.210.32985 > 205.238.48.1.33436: udp 12 [ttl 1] (id 32987,
optlen=8 NOP LSRR{#205.238.52.46})
899818304.149502 0:a0:24:b0:27:75 0:40:5:50:4b:32 0800 78:
205.240.209.212 > 205.240.209.210: icmp: 205.238.48.1 unreachable -
source route failed (ttl 255, id 11572)
899818304.149963 0:0:93:b4:2:be 0:40:5:50:4b:32 0800 78: 205.240.209.209
> 205.240.209.210: icmp: time exceeded in-transit (ttl 59, id 11497)
899818304.150122 0:40:5:50:4b:32 0:0:93:b4:2:be 0800 62:
205.240.209.210.32985 > 205.238.48.1.33437: udp 12 [ttl 1] (id 32988,
optlen=8 NOP LSRR{#205.238.52.46})
899818304.151123 0:a0:24:b0:27:75 0:40:5:50:4b:32 0800 78:
205.240.209.212 > 205.240.209.210: icmp: 205.238.48.1 unreachable -
source route failed (ttl 255, id 11573)
899818304.151530 0:0:93:b4:2:be 0:40:5:50:4b:32 0800 78: 205.240.209.209
> 205.240.209.210: icmp: time exceeded in-transit (ttl 59, id 11498)
It's plenty messy (vi set to wrap at col72 for email), but I think it
clearly shows the problem (and lack of MAC address tricks)
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