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The Australian Wide-Area SDN Testbed
AusNOG, September 2015
David Wilde, AARNet
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AARNet network circa 1993
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AARNet: national network 2015
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AARNet: international network
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AARNet: global R&E
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AARNet: known for…
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… and:
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SDN: WHY? Software Defined Networking
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SDN as enabler
Network
Compute
Storage
Software tools
User engagement
Full-service « ecosystem »
SDN
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NFV … Virtual CPE … SDN LSR … capacity management …
policy vs CLI … virtual FW/LB … intelligent edge
SDN potential
Lower cost More features
Commodity silicon
Cheap compute + virtualisation
DC/cloud ISP/telco
Users Administrators
Single view of network
Integrate compute/storage/network
Campus/enterprise
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ENABLING SDN RESEARCH Australia-wide SDN Testbed
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Background
LIEF: Linkage Infrastructure, Equipment and Facilities
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Participating institutions
LIEF: Linkage Infrastructure, Equipment and Facilities
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Towards an SDN testbed Step 1: the AARNet SDN testbed
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Towards an SDN testbed Step 2: extend…
AARNet
backbone
AARNet SDN testbed
Sydney
Melbourne
Seattle
Perth
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Towards an SDN testbed
CSIRO
UQ
UNSW
AARNet
backbone
AARNet SDN testbed
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Sydney
Melbourne
Seattle
Perth
SwinburneUTS
MacquarieANU
WollongongRMIT
Adelaide
NTU
NTU
NTU
SDN research
rack
SDN research
rack
SDN research
rack
Step 2: the Australia-wide SDN testbed
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Towards an SDN testbed
Image: https://wiki.onosproject.org/display/ONOS/SDN-IP+Architecture
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The internals
SDN
IP
IP
IP
IP
ONOS
BGP
Daemon
RIB Routing RIB
Sync
BGP routing updates
Considerations
Entire SDN AS appears as a single big router to external peers
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RESEARCH DIRECTIONS Australia-wide SDN Testbed
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Research possibilities « Esnet Coalition Partners Announce Global Breakthrough for
Software-Defined Networking”
- ONOS Atrium
- Corsa DP64x0 switches
- 15,000 BGP routes
http://www.theregister.co.uk/2015/05/12/internation
al_sdn_demo_just_the_start_for_aarnet/
http://news.aarnet.edu.au/coalition-announces-
global-breakthrough-for-software-defined-
networking/
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Research possibilities SDN + IXP + end-to-end service guarantees
AS1
AS4
AS2
AS3
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Research possibilities Intra- vs inter-domain SDN
UNSW
CSIRO
AARNet
SDN
testbed
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Research possibilities
Géant
Internet2
AARNet
REANNZ
ESNet
Inter-domain SDN
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Research possibilities
University campus
Science DMZ
Border router
Border Edge Switch/router
AARNetPE APL-NTU
Enterprise firewall
Site/Campus
LAN
- Staff
- Students
- Instruments
- Compute/storage
- etc
Data Transfer Node with high-speed storage
Data-intensive
resources
Clean, high-bandwidth
path to/from WAN
Site/campus access to
Science DMZ resources
Per-service
security policy
control points
To other R&E destinations
or the internet
https://fasterdata.es.net/
« Science DMZ » + security
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• Connect more researchers
• Encourage collaborations
• Run interesting tests
• Add complexity…
Looking forward
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Collectively build understanding of the SDN ecosystem
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David Wilde [email protected] Vijay Sivaraman [email protected] Craig Russell [email protected]