Level3 IPv6 peering with HE only in London?
Derek Ivey
derek at derekivey.com
Thu Apr 12 04:16:15 UTC 2012
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 (2001:1900:35::21) 208 msec 200
msec 276 msec
2 vl-4044.car1.Washington1.Level3.net (2001:1900:4:1::2B9) 48 msec
208 msec 200 msec
3 vl-4083.car2.Washington1.Level3.net (2001:1900:4:1::DE) 200 msec
312 msec 104 msec
4 vl-4061.car1.NewYork2.Level3.net (2001:1900:4:1::106) 160 msec 100
msec 124 msec
5 vl-4041.car1.NewYork1.Level3.net (2001:1900:4:1::101) 80 msec 156
msec 56 msec
6 vl-4086.edge3.London1.Level3.net (2001:1900:6:1::11) 212 msec 116
msec 248 msec
7 vl-4081.edge4.London1.Level3.net (2001:1900:5:1::106) 200 msec
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 (2001:470:0:128::1) 204 msec
40 msec 200 msec
10 10gigabitethernet5-3.core1.lax1.he.net (2001:470:0:10E::1) 408 msec
404 msec 260 msec
11 10gigabitethernet7-4.core1.fmt2.he.net (2001:470:0:18D::1) 368 msec
380 msec 416 msec
12 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 [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
[2001:470:0:36::2]
5 88 ms 90 ms 98 ms 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
[2001:1900:5:3::11d]
7 88 ms 89 ms 89 ms vl-4080.edge4.London1.Level3.net
[2001:1900:5:1::105]
8 158 ms 158 ms 158 ms 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
[2001:1900:4:1::3b9]
10 163 ms 163 ms 163 ms 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
[2001:1900:4:1::3b2]
12 177 ms 177 ms 187 ms 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 (2001:1900:4:1::3C6) 0 msec 0 msec 0 msec
> 3 vl-4045.car1.Denver1.Level3.net (2001:1900:4:1::276) 84 msec 228
> msec 224 msec
> 4 vl-4081.car2.Denver1.Level3.net (2001:1900:4:1::32) 20 msec 20 msec 20 msec
> 5 vl-4042.edge1.Chicago2.Level3.net (2001:1900:4:1::36) 44 msec 44 msec 44 msec
> 6 vl-4067.car1.Chicago1.Level3.net (2001:1900:4:1::1D) 48 msec 212
> msec 224 msec
> 7 vl-4061.car2.NewYork2.Level3.net (2001:1900:4:1::22) 184 msec 216
> msec 232 msec
> 8 vl-4080.car1.NewYork2.Level3.net (2001:1900:4:1::F1) 80 msec 80 msec 80 msec
> 9 vl-4041.car1.NewYork1.Level3.net (2001:1900:4:1::101) 80 msec 80 msec 80 msec
> 10 vl-4086.edge3.London1.Level3.net (2001:1900:6:1::11) 176 msec 144
> msec 164 msec
> 11 vl-4081.edge3.London1.Level3.net (2001:1900:5:1::102) 136 msec 132 msec
> 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 (2001:470:0:128::1) 344
> msec 208 msec 200 msec
> 14 10gigabitethernet5-3.core1.lax1.he.net (2001:470:0:10E::1) 276
> msec 260 msec 268 msec
> 15 10gigabitethernet7-4.core1.fmt2.he.net (2001:470:0:18D::1) 272
> msec 272 msec 324 msec
> 16 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
> ) and my own corporate IPv6 connection from Level 3.
>
> I opened a ticket with Level 3. Anyone else seen this?
>
> -Dave
>
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