UUnet routing "problem"

Thu Sep 26 18:06:50 UTC 2002

Have you contacted 701?

On Thu, 26 Sep 2002, Sorin CONSTANTINESCU wrote:

>
>
> Hi,
>
> This morning we've discovered that one of our IP's was routed somewhere
> towards an ALTER.NET customer.
>
> All the "experiments" i'm going to show you are done from
> route-server.exodus.net.
>
> a show ip bgp 193.231.236.41 show that the originator of the IP Block from
> where 193.231.236.41 belongs is AS8708 (RDSNET ROMANIA).
>
> BGP routing table entry for 193.231.224.0/20, version 4439795
> Paths: (8 available, best #1)
>   Not advertised to any peer
>   3561 701 702 8708, (aggregated by 8708 193.231.191.33)
>     209.1.40.63 from 209.1.40.63 (209.1.40.63)
>       Origin IGP, localpref 1000, valid, internal, atomic-aggregate, best
>   3561 701 702 8708, (aggregated by 8708 193.231.191.33)
>     209.1.40.129 from 209.1.40.129 (209.1.40.129)
>       Origin IGP, localpref 1000, valid, internal, atomic-aggregate
>   3561 701 702 8708, (aggregated by 8708 193.231.191.33)
>     209.1.220.242 from 209.1.220.242 (209.1.220.242)
>       Origin IGP, localpref 1000, valid, internal, atomic-aggregate
>   3561 701 702 8708, (aggregated by 8708 193.231.191.33)
>     209.1.220.134 from 209.1.220.134 (209.1.220.134)
>       Origin IGP, localpref 1000, valid, internal, atomic-aggregate
>   3561 701 702 8708, (aggregated by 8708 193.231.191.33)
>     209.1.40.141 from 209.1.40.141 (209.1.40.141)
>       Origin IGP, localpref 1000, valid, internal, atomic-aggregate
>   3561 701 702 8708, (aggregated by 8708 193.231.191.33)
>     209.1.220.7 from 209.1.220.7 (209.1.220.7)
>       Origin IGP, localpref 1000, valid, internal, atomic-aggregate
>   3561 701 702 8708, (aggregated by 8708 193.231.191.33)
>     209.1.220.7 from 209.1.220.84 (209.1.220.7)
>
> But, somewhere on the way,
>
> route-server.exodus.net>tr 193.231.236.41
>
> Type escape sequence to abort.
> Tracing the route to FuckingLiveShow.home.ro (193.231.236.41)
>
>   1 dcr01-p0-1.sntc08.exodus.net (209.1.169.182) 0 msec 0 msec 0 msec
>   2 ibr01-g0-0.sntc08.exodus.net (66.35.194.197) 0 msec 0 msec 0 msec
>   3 dcr2-so-3-0-0.SantaClara.cw.net (208.172.156.197) [AS 3561] 0 msec 0
> msec 4 msec
>   4 agr3-so-2-0-0.SantaClara.cw.net (208.172.156.138) [AS 3561] 4 msec
>     agr4-so-6-0-0.SantaClara.cw.net (208.172.156.158) [AS 3561] 0 msec
>     agr3-so-2-0-0.SantaClara.cw.net (208.172.156.138) [AS 3561] 4 msec
>   5 acr1-loopback.SanFrancisco.cw.net (206.24.210.61) [AS 3561] 4 msec 4
> msec 4 msec
>   6 bpr2.SanJoseEquinix.cw.net (206.24.210.27) [AS 3561] 4 msec 4 msec 8
> msec
>   7 cable-and-wireless-peering.SanJoseEquinix.cw.net (208.173.55.2) [AS
> 3561] 4 msec
>     cable-and-wireless-peering.SanJoseEquinix.cw.net (208.173.55.46) [AS
> 3561] 224 msec
>     cable-and-wireless-peering.SanJoseEquinix.cw.net (208.173.55.2) [AS
> 3561] 4 msec
>   8 POS2-0.XR2.SJC7.ALTER.NET (152.63.56.166) [AS 701] 8 msec 4 msec 4
> msec
>   9 POS5-0.XR2.SJC1.ALTER.NET (152.63.52.141) [AS 701] 8 msec 4 msec 4
> msec
>  10 0.so-0-0-0.XL2.SJC1.ALTER.NET (152.63.55.126) [AS 701] 8 msec 4 msec 4
> msec
>  11 0.so-3-0-0.TL2.SAC1.ALTER.NET (152.63.54.10) [AS 701] 8 msec 8 msec 8
> msec
>  12 0.so-4-0-0.TL2.DCA6.ALTER.NET (152.63.10.61) [AS 701] 84 msec 84 msec
> 84 msec
>  13 0.so-6-0-0.XL2.DCA6.ALTER.NET (152.63.38.74) [AS 701] 88 msec 88 msec
> 88 msec
>  14 0.so-7-0-0.XR2.DCA6.ALTER.NET (152.63.38.90) [AS 701] 88 msec 88 msec
> 88 msec
>  15 284.at-2-0-0.CL2.IAD5.ALTER.NET (152.63.35.58) [AS 701] 88 msec 88
> msec 92 msec
>  16 501.ATM5-0.GW5.IAD5.ALTER.NET (152.63.43.141) [AS 701] 92 msec 92 msec
> 88 msec
>  17 xa-gw2.customer.alter.net (157.130.13.70) [AS 701] 120 msec 92 msec 92
> msec
>  18 s1.home.ro (193.231.236.41) [AS 8708] 92 msec 92 msec 92
> msec
> route-server.exodus.net>
>
> Has anyone ever experienced this kind of problems? We've written to UUNET
> Europe, and they've answered to us that it's a problem at UUNET USA. It's
> been almost 8 hours since they replied to us, but the problem persists.
>
>
> PS: If there are any technicians from UUNET on this list, please give us
> a hand.
>
> Thank you,
> ---
> Sorin Constantinescu				Tel: +402 13 010 850
> Network Administrator				Fax: +402 13 010 892
> RDS Bucharest					Email: adonay at rdsnet.ro
>
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>
>