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Date:      Wed, 25 Sep 1996 19:01:06 -0400 (EDT)
From:      Will Mitayai Keeso Rowe <mitayai@dreaming.org>
To:        freebsd-questions@freebsd.org
Subject:   Re: persistent problem. (fwd)
Message-ID:  <Pine.BSI.3.95.960925185851.24674C-100000@dreamlabs.dreaming.org>

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thought i'd share with you folks the latest in my saga of trying to get
someone to tell me when the route between me and freebsd.org will be fixed
(yes, i'm one of those poor saps who go through Sprint).

-Mit
			Will Mitayai Keeso Rowe
			 The DreamLabs Network
		        http://www.dreaming.org
			    (905)725-9139

---------- Forwarded message ----------
Date: Wed, 25 Sep 1996 18:56:52 -0400 (EDT)
From: Network Operations Center <isc@sprint.net>
To: Will Mitayai Keeso Rowe <mitayai@dreaming.org>
Cc: noc@sprintlink.net
Subject: Re: persistent problem. (fwd)


The problem that you are having is because the routes are being dampened 
due to flapping from the originator.  

SL-DC-11#show ip bgp 204.216.27.18
BGP routing table entry for 204.216.0.0/16, version 947473
Paths: (3 available, no best path, advertised over IBGP, EBGP)
  1239 1280 2041, (aggregated by 2041 198.32.128.20) (history entry)
    149.20.4.1 (metric 33) from 144.228.20.1 (144.228.21.1)
      Origin IGP, metric 1, localpref 1, external, atomic-aggregate
      Dampinfo: penalty 5992, flapped 255 times in 11:31:29
  1239 1280 2041, (aggregated by 2041 198.32.128.20) (history entry)
    149.20.4.1 (metric 33) from 144.228.20.8 (144.228.28.1)
      Origin IGP, metric 1, localpref 1, external, atomic-aggregate
      Dampinfo: penalty 5954, flapped 259 times in 11:31:38
  1239 1280 2041, (aggregated by 2041 198.32.128.20) (history entry)
    149.20.4.1 (metric 33) from 144.228.20.6 (144.228.26.1)
      Origin IGP, metric 1, localpref 1, external, atomic-aggregate
      Dampinfo: penalty 5938, flapped 259 times in 11:31:38

Every router outside of the stockton area have this route dampened.  In 
the stockton area, it is all within the same AS so the routes are not 
dampened (it only works between AS's).  In any case, this is the T1 from 
Sprint to CIX which is bouncing and causing our network to automatically 
dampen the routes to prevent them from taking our network down with it.

Scott
SprintLink NOC

On Wed, 25 Sep 1996, Will Mitayai Keeso Rowe wrote:

> Date: Wed, 25 Sep 1996 08:25:58 -0400 (EDT)
> From: Will Mitayai Keeso Rowe <mitayai@dreaming.org>
> To: noc@sprintlink.net
> Subject: persistent problem. (fwd)
> 
> 
> Hello... 
> 
> I've been having persistent problems getting to a few sites on the west
> coast who assure me that they are up, and trying through a few other
> routes i can get to them. 
> 
> This problem has been happening for quite some time now on and off, but
> pretty solid the past few days. Today, and the rest of the week it is
> inconvienient as i have work i do remotely on one of those unreachable
> sites...
> 
> So, my question is:
> 
> is there anything wrong with one of your routers, and if so, what, and do
> you know how long it will be before a short/long term fix is made?
> 
> Please let me know ASAP so that i can either look more locally or even
> remoter if the problem is not with you, and/or make arrangements to do my
> work from another connection.
> 
> Regards,
> Mit
> 
> So you know what IP i'm coming from/going to:
> traceroute to 204.216.27.18 at about 14:16EDT Sept 24
>  1  gateway (207.107.8.193)  1.425 ms  11.175 ms  1.202 ms
>  2  172.17.3.1 (172.17.3.1)  1.476 ms  1.435 ms  1.409 ms
>  3  172.17.3.6 (172.17..3.6)  2.267 ms  3.233 ms  2.355 ms
>  4  172.17.18.34 (172.17.18.34)  2.827 ms  2.708 ms  2.641 ms
>  5  spc-tor-2-atm0.Sprint-Canada.Net (206.186.248.125)  4.172 ms  4.583 ms  4.105 ms
>  6  204.50.251.33 (204.50.251.33)  4.161 ms  3.587 ms  3.835 ms
>  7  144.228.165.25 (144.228.165.25)  16.681 ms  16.695 ms  16.847 ms
>  8  * * *
>  9  144.228.165.25 (144.228.165.25)  17.719 ms !H *  22.936 ms !H
> 
> and....
> 
> 
> a ping:
> 
> PING freefall.freebsd.org (204.216.27.18): 56 data bytes
> 36 bytes from 144.228.165.25: Destination Host Unreachable
> Vr HL TOS  Len   ID Flg  off TTL Pro  cks      Src      Dst
>  4  5  00 5400 0290   0 0000  f8  01 fffa 207.107.8.200  204.216.27.18 
> 
> 36 bytes from 144.228.165.25: Destination Host Unreachable
> Vr HL TOS  Len   ID Flg  off TTL Pro  cks      Src      Dst
>  4  5  00 5400 0295   0 0000  f8  01 fff5 207.107.8.200  204.216.27.18 
> 
> 36 bytes from 144.228.165.25: Destination Host Unreachable
> Vr HL TOS  Len   ID Flg  off TTL Pro  cks      Src      Dst
>  4  5  00 5400 02b4   0 0000  f8  01 ffd6 207.107.8.200  204.216.27.18 
> 
> 
> --- freefall.freebsd.org ping statistics ---
> 5 packets transmitted, 0 packets received, 100% packet loss
> 
> 




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