hurricane sandy, as seen by ripe atlas - aims-5
DESCRIPTION
ISMA 2013 AIMS-5TRANSCRIPT
![Page 2: Hurricane Sandy, as seen by RIPE Atlas - AIMS-5](https://reader033.vdocuments.site/reader033/viewer/2022052820/547e222cb47959ac508b4aee/html5/thumbnails/2.jpg)
Emile Aben, AIMS5
2500+ Hardware Probes Deployed
2
104 countries1202 v4 ASes (2.8%)402 v6 ASes (6.1%)
Friday, 8 February 13
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Emile Aben, AIMS5
Measurements• Ping(4/6)• Traceroute(4/6)
• Towards “fixed” destinations:– DNS root servers + RIPE Atlas infrastructure
• User Defined Measurements
3
Friday, 8 February 13
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RIPE Atlas Probes in Affected Area
Friday, 8 February 13
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Emile Aben, AIMS5
Vantage Points in Affected Area
5
RTT trends, dst: AS24940 (DE)Sandy Landfall
min(
med
ianRT
T(t)/
minR
TT ,
2)
Friday, 8 February 13
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Path Flux
Friday, 8 February 13
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Emile Aben, AIMS5
Path Flux towards North American Targets
7
0
100
200
300
400+
28/1000:00
29/1000:00
30/1000:00
31/1000:00
01/1100:00
02/1100:00
03/1100:00
04/1100:00
05/1100:00
06/1100:00
Path
s w
ith IP
s no
t see
n in
the
prev
8 h
rs
Time (UTC)
IPv4 Path Flux
AS7296/CA,USAS13/MD,USAS27/MD,US
AS3356/CO,USAS6453/QC,CA
Friday, 8 February 13
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Emile Aben, AIMS5
Path Flux towards EU Targets
8
0
100
200
300
400+
28/1000:00
29/1000:00
30/1000:00
31/1000:00
01/1100:00
02/1100:00
03/1100:00
04/1100:00
05/1100:00
06/1100:00
Path
s w
ith IP
s no
t see
n in
the
prev
8 h
rs
Time (UTC)
IPv4 Path Flux
AS24940/DEAS3333/NL
Friday, 8 February 13
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Emile Aben, AIMS5
AS Path Flux (IPv4 paths)
9
0
20
40
60
80
100+
28/1000:00
29/1000:00
30/1000:00
31/1000:00
01/1100:00
02/1100:00
03/1100:00
04/1100:00
05/1100:00
06/1100:00
Path
s w
ith A
Ses
not s
een
in p
rev
2 hr
s
Time (UTC)
AS Path Flux
AS3333/NLAS24940/DEAS27/MD,USAS13/MD,US
AS7296/CA,US
Friday, 8 February 13
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Emile Aben, AIMS5
Path Flux (IPv6)
10
0
20
40
60
80
100+
28/1000:00
29/1000:00
30/1000:00
31/1000:00
01/1100:00
02/1100:00
03/1100:00
04/1100:00
05/1100:00
06/1100:00
Path
s w
ith IP
s no
t see
n in
the
prev
8 h
rs
Time (UTC)
IPv6 Path Flux
AS3333/NLAS24940/DEAS27/MD,USAS13/MD,US
AS7296/CA,US
Friday, 8 February 13
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New York-New York
Friday, 8 February 13
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Emile Aben, AIMS5
New York - Global Internet Hub• New York City (NYC) is a major Internet
connectivity hub• Ashburn/Washington DC (ASH) is the other for
US-Europe traffic
12
Friday, 8 February 13
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Emile Aben, AIMS5
Paths through NYC/ASH to ns.ripe.net
13
Friday, 8 February 13
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Emile Aben, AIMS5
Compare pre/post Sandy Paths
14
dst: ns.ripe.net / AS3333 / NLpre: 22:00 UTC vs. post: 09:00 UTC
DestinationPath moved away from NYCPath kept going through NYCPath started going through NYC
Path not through NYC
Friday, 8 February 13
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Emile Aben, AIMS5
Compare pre/post Sandy paths
15
dst: d-root / AS27 / MD,USpre: 22:00 UTC vs. post: 09:00 UTC
Friday, 8 February 13
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Effect On Latencies
Friday, 8 February 13
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Emile Aben, AIMS5
RTT US -> AS3333 (NL)
17
Friday, 8 February 13
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Emile Aben, AIMS5
RTT US -> AS24970 (DE)
18
Friday, 8 February 13
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Emile Aben, AIMS5
• Viz: Interactive maps / plots• What I want to get out of this:
– ideas on what the best targets would be for individual RIPE Atlas probes (given limited probing budget)
– compare notes to others who have Sandy data
• Data: Same as other RIPE Atlas Data
19
Friday, 8 February 13
![Page 20: Hurricane Sandy, as seen by RIPE Atlas - AIMS-5](https://reader033.vdocuments.site/reader033/viewer/2022052820/547e222cb47959ac508b4aee/html5/thumbnails/20.jpg)
Questions?
https://labs.ripe.net/sandy-2012Friday, 8 February 13