[152087] in North American Network Operators' Group
Re: Level3 IPv6 peering with HE only in London?
daemon@ATHENA.MIT.EDU (Anurag Bhatia)
Thu Apr 12 00:19:42 2012
In-Reply-To: <4F86570F.9040602@derekivey.com>
Date: Thu, 12 Apr 2012 09:49:09 +0530
From: Anurag Bhatia <me@anuragbhatia.com>
To: Derek Ivey <derek@derekivey.com>
Cc: nanog@nanog.org
Errors-To: nanog-bounces+nanog.discuss=bloom-picayune.mit.edu@nanog.org
I emailed about this to friends at HE yesterday. Heard they are working on
it.
I can see forwward as well as reverse paths via Europe - so very likely
they lost connectivity/BGP session with Level3 in US or something like that.
Let's see how it goes.
On Thu, Apr 12, 2012 at 9:46 AM, Derek Ivey <derek@derekivey.com> wrote:
> I'm seeing the same thing from my area (Harrisburg, PA). Strange.
>
> *Show Level 3 (Harrisburg, PA) Traceroute to www.he.net*
> 1 vl-17.car1.Pittsburgh3.Level3.**net<http://vl-17.car1.Pittsburgh3.Level3.net>(2001:1900:35::21) 208 msec 200 msec 276 msec
> 2 vl-4044.car1.Washington1.**Level3.net<http://vl-4044.car1.Washington1.Level3.net>(2001:1900:4:1::2B9) 48 msec 208 msec 200 msec
> 3 vl-4083.car2.Washington1.**Level3.net<http://vl-4083.car2.Washington1.Level3.net>(2001:1900:4:1::DE) 200 msec 312 msec 104 msec
> 4 vl-4061.car1.NewYork2.Level3.**net<http://vl-4061.car1.NewYork2.Level3.net>(2001:1900:4:1::106) 160 msec 100 msec 124 msec
> 5 vl-4041.car1.NewYork1.Level3.**net<http://vl-4041.car1.NewYork1.Level3.net>(2001:1900:4:1::101) 80 msec 156 msec 56 msec
> 6 vl-4086.edge3.London1.Level3.**net<http://vl-4086.edge3.London1.Level3.net>(2001:1900:6:1::11) 212 msec 116 msec 248 msec
> 7 vl-4081.edge4.London1.Level3.**net<http://vl-4081.edge4.London1.Level3.net>(2001:1900:5:1::106) 200 msec
> vl-4081.edge3.London1.Level3.**net<http://vl-4081.edge3.London1.Level3.net>(2001:1900:5:1::102) 200 msec 204 msec
> 8 2001:1900:5:3::11E 208 msec 204 msec 208 msec
> 9 10gigabitethernet7-4.core1.**nyc4.he.net<http://10gigabitethernet7-4.core1.nyc4.he.net>(2001:470:0:128::1) 204 msec 40 msec 200 msec
> 10 10gigabitethernet5-3.core1.**lax1.he.net<http://10gigabitethernet5-3.core1.lax1.he.net>(2001:470:0:10E::1) 408 msec 404 msec 260 msec
> 11 10gigabitethernet7-4.core1.**fmt2.he.net<http://10gigabitethernet7-4.core1.fmt2.he.net>(2001:470:0:18D::1) 368 msec 380 msec 416 msec
> 12 10gigabitethernet2-1.core1.**fmt1.he.net<http://10gigabitethernet2-1.core1.fmt1.he.net>(2001:470:0:2D::1) 256 msec 400 msec 224 msec
>
> C:\Users\Derek>tracert 2001:1900:35::21 (from my HE tunnel)
>
> Tracing route to vl-17.car1.Pittsburgh3.Level3.**net<http://vl-17.car1.Pittsburgh3.Level3.net>[2001:1900:35::21]
> over a maximum of 30 hops:
> ...
> 3 16 ms 14 ms 21 ms gige-g4-12.core1.ash1.he.net[2001:470:0:90::1]
> 4 25 ms 25 ms 24 ms 10gigabitethernet1-2.core1.**nyc4.he.net<http://10gigabitethernet1-2.core1.nyc4.he.net>[2001:470:0:36::2]
> 5 88 ms 90 ms 98 ms 10gigabitethernet1-2.core1.**lon1.he.net<http://10gigabitethernet1-2.core1.lon1.he.net>[2001:470:0:128::2]
> 6 88 ms 89 ms 89 ms ge-5-3-2.edge4.London.Level3.**net<http://ge-5-3-2.edge4.London.Level3.net>[2001:1900:5:3::11d]
> 7 88 ms 89 ms 89 ms vl-4080.edge4.London1.Level3.**net<http://vl-4080.edge4.London1.Level3.net>[2001:1900:5:1::105]
> 8 158 ms 158 ms 158 ms vl-4086.car1.NewYork1.Level3.**net<http://vl-4086.car1.NewYork1.Level3.net>[2001:1900:6:1::12]
> 9 163 ms 163 ms 163 ms ae-2-4047.edge2.Washington12.**Level3.net<http://ae-2-4047.edge2.Washington12.Level3.net>[2001:1900:4:1::3b9]
> 10 163 ms 163 ms 163 ms ae-1-4080.edge1.Washington12.**Level3.net<http://ae-1-4080.edge1.Washington12.Level3.net>[2001:1900:4:1::3d9]
> 11 164 ms 164 ms 164 ms vl-4046.car1.Washington1.**Level3.net<http://vl-4046.car1.Washington1.Level3.net>[2001:1900:4:1::3b2]
> 12 177 ms 177 ms 187 ms vl-17.car1.Pittsburgh3.Level3.**net<http://vl-17.car1.Pittsburgh3.Level3.net>[2001:1900:35::21]
>
> Trace complete.
>
>
>
> On 4/12/2012 12:08 AM, Dave Sotnick wrote:
>
>> Hello Nanog,
>>
>> Looks like Level3's only IPv6 route to HE is via London right now:
>>
>> Show Level 3 (Las Vegas, NV) Traceroute to www.he.net
>> 1 vl-5.bar1.LasVegas1.Level3.net (2001:1900:2F::1) 0 msec 0 msec 0 msec
>> 2 vl-11.bar2.LasVegas1.Level3.**net<http://vl-11.bar2.LasVegas1.Level3.net>(2001:1900:4:1::3C6) 0 msec 0 msec 0 msec
>> 3 vl-4045.car1.Denver1.Level3.**net<http://vl-4045.car1.Denver1.Level3.net>(2001:1900:4:1::276) 84 msec 228
>> msec 224 msec
>> 4 vl-4081.car2.Denver1.Level3.**net<http://vl-4081.car2.Denver1.Level3.net>(2001:1900:4:1::32) 20 msec 20 msec 20 msec
>> 5 vl-4042.edge1.Chicago2.Level3.**net<http://vl-4042.edge1.Chicago2.Level3.net>(2001:1900:4:1::36) 44 msec 44 msec 44 msec
>> 6 vl-4067.car1.Chicago1.Level3.**net<http://vl-4067.car1.Chicago1.Level3.net>(2001:1900:4:1::1D) 48 msec 212
>> msec 224 msec
>> 7 vl-4061.car2.NewYork2.Level3.**net<http://vl-4061.car2.NewYork2.Level3.net>(2001:1900:4:1::22) 184 msec 216
>> msec 232 msec
>> 8 vl-4080.car1.NewYork2.Level3.**net<http://vl-4080.car1.NewYork2.Level3.net>(2001:1900:4:1::F1) 80 msec 80 msec 80 msec
>> 9 vl-4041.car1.NewYork1.Level3.**net<http://vl-4041.car1.NewYork1.Level3.net>(2001:1900:4:1::101) 80 msec 80 msec 80 msec
>> 10 vl-4086.edge3.London1.Level3.**net<http://vl-4086.edge3.London1.Level3.net>(2001:1900:6:1::11) 176 msec 144
>> msec 164 msec
>> 11 vl-4081.edge3.London1.Level3.**net<http://vl-4081.edge3.London1.Level3.net>(2001:1900:5:1::102) 136 msec 132 msec
>> vl-4081.edge4.London1.Level3.**net<http://vl-4081.edge4.London1.Level3.net>(2001:1900:5:1::106) 148 msec
>> 12 2001:1900:5:3::11E 160 msec 156 msec 160 msec
>> 13 10gigabitethernet7-4.core1.**nyc4.he.net<http://10gigabitethernet7-4.core1.nyc4.he.net>(2001:470:0:128::1) 344
>> msec 208 msec 200 msec
>> 14 10gigabitethernet5-3.core1.**lax1.he.net<http://10gigabitethernet5-3.core1.lax1.he.net>(2001:470:0:10E::1) 276
>> msec 260 msec 268 msec
>> 15 10gigabitethernet7-4.core1.**fmt2.he.net<http://10gigabitethernet7-4.core1.fmt2.he.net>(2001:470:0:18D::1) 272
>> msec 272 msec 324 msec
>> 16 10gigabitethernet2-1.core1.**fmt1.he.net<http://10gigabitethernet2-1.core1.fmt1.he.net>(2001:470:0:2D::1) 288 msec
>> 272 msec 276 msec
>> 17 * * *
>> 18 * * *
>>
>> Confirmed by L3's looking glasses (
>> http://lg.level3.net/**traceroute/traceroute.cgi?**
>> site=lvg1&target=www.he.net&**ipv6=true<http://lg.level3.net/traceroute/traceroute.cgi?site=lvg1&target=www.he.net&ipv6=true>
>> ) and my own corporate IPv6 connection from Level 3.
>>
>> I opened a ticket with Level 3. Anyone else seen this?
>>
>> -Dave
>>
>>
>
--
Anurag Bhatia
anuragbhatia.com
or simply - http://[2001:470:26:78f::5] if you are on IPv6 connected
network!
Twitter: @anurag_bhatia <https://twitter.com/#!/anurag_bhatia>
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