Subject: Network data corruption, (Was Re: sup problems for current-domestic?)
To: None <Chris_G_Demetriou@niagara.nectar.cs.cmu.edu>
From: Neil J. McRae <neil@demon.net>
List: current-users
Date: 01/01/1996 22:15:00
> 
> there's definitely _something_ wrong with ftp.netbsd.org's network
> connection.  try:
> 
> 	ping -p 00000000ffffffff ftp.netbsd.org
> 
> for an example.  (i see the same problem pinging from CMU, Berkeley,
> and MIT, so it can't be all on my end.  8-)
> 
> I dunno whose fault it is, though...
> 
I believe there to be a fault on agis/net99 (They are one in the same I
believe) line at some point, before netbsd.warped.com

We are an Agis Customer:
/usr/home/neil:neil@doublesix>traceroute 204.157.38.2
traceroute to 204.157.38.2 (204.157.38.2), 30 hops max, 40 byte packets
 1  router (194.159.101.129)  5.337 ms  5.428 ms  3.754 ms
 2  domino-gw.access.demon.net (158.152.1.179)  26.934 ms  22.548 ms  20.81 ms
 3  trude-servers.router.demon.net (158.152.1.99)  28.874 ms  24.722 ms 38.923 ms
 4  telehouse-1.router.demon.net (194.159.252.51)  66.886 ms  57.749 ms 35.507 ms
 5  agis-demon.washington.agis.net (205.137.59.57)  498.652 ms  499.083 ms
 6  * Net99-Mae-East01.net99.net (192.41.177.170)  394.944 ms  392.512 ms
 7  sj-0.SanJose.net99.net (204.157.38.2)  509.928 ms  463.205 ms *

/usr/home/neil:neil@doublesix>ping -p 00000000ffffffff 204.157.38.2
PATTERN: 0x00000000ffffffff
PING 204.157.38.2 (204.157.38.2): 56 data bytes
64 bytes from 204.157.38.2: icmp_seq=1 ttl=246 time=530.132 ms
wrong data byte #32 should be 0x0 but was 0xff
        30 e8 5a a1 0 e ec d6 0 0 0 0 ff ff ff ff 0 0 0 0 ff ff ff ff ff ff
ff ff ff ff ff ff 
		0 0 0 0 ff ff ff ff ff ff ff ff ff ff ff ff 
64 bytes from 204.157.38.2: icmp_seq=2 ttl=246 time=347.319 ms
wrong data byte #32 should be 0x0 but was 0xff
        30 e8 5a a2 0 e ee e9 0 0 0 0 ff ff ff ff 0 0 0 0 ff ff ff ff ff ff
ff ff ff ff ff ff
		0 0 0 0 ff ff ff ff ff ff ff ff ff ff ff ff 
64 bytes from 204.157.38.2: icmp_seq=3 ttl=246 time=270.397 ms
wrong data byte #32 should be 0x0 but was 0xff
        30 e8 5a a3 0 e ed e 0 0 0 0 ff ff ff ff 0 0 0 0 ff ff ff ff ff ff
ff ff ff ff ff ff 
        0 0 0 0 ff ff ff ff ff ff ff ff ff ff ff ff 
^?
--- 204.157.38.2 ping statistics ---
4 packets transmitted, 3 packets received, 25% packet loss
round-trip min/avg/max = 270.397/382.616/530.132 ms

Peter or Mark at agis, are you aware of this? Can you let us know whats
going on?

Regards,
Neil.
-- 
Neil J. McRae.                                            Demon Internet
neil@demon.net
 NetBSD: Free the daemon in your <a href="http://www.NetBSD.ORG/">computer!</a>