Dai Davies, DANTE DRCN 2014 Ghent April 1-3 2014.

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Dai Davies, DANTE DRCN 2014 Ghent April 1-3 2014 Network Reliability – Role of Excellence in Network Operatio

Transcript of Dai Davies, DANTE DRCN 2014 Ghent April 1-3 2014.

Page 1: Dai Davies, DANTE DRCN 2014 Ghent April 1-3 2014.

Dai Davies, DANTE

DRCN 2014 Ghent

April 1-3 2014

Network Reliability – the Role of Excellence in Network Operations

Page 2: Dai Davies, DANTE DRCN 2014 Ghent April 1-3 2014.

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All About GÉANT

• Resilient Topology• Resilient Physical

Routing• Minimal Hardware

Resilience• Relies on Vendor

Sparing (4hr response time)

Page 3: Dai Davies, DANTE DRCN 2014 Ghent April 1-3 2014.

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GÉANT Availability - February 2014

IP Access Availability No of Accesses

IP Access availability above 99.99% 60 (α)

IP Access availability between 99.9% and 99.99% 0

IP Access availability between 99% and 99.9% 0

IP Access availability below 99% 2 (β)

Total Accesses 62

α - Effectively 100% Availability

β – Romania, Serbia

Page 4: Dai Davies, DANTE DRCN 2014 Ghent April 1-3 2014.

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Anatomy of GÉANT Operations

Page 5: Dai Davies, DANTE DRCN 2014 Ghent April 1-3 2014.

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Ticket Count by Process Type

Type Of Ticket Ticket count

Incident 709Maintenance 894Service Requests 94Housekeeping 42Security 13Escalation/Complaint 1

Page 6: Dai Davies, DANTE DRCN 2014 Ghent April 1-3 2014.

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Analysis of GÉANT Trouble Tickets

709

894

94

42 131Ticket Count

IncidentMaintenanceService RequestsHousekeepingSecurityEscalation/Complaint

Page 7: Dai Davies, DANTE DRCN 2014 Ghent April 1-3 2014.

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Analysis of GÉANT Incident Tickets

561

67

58

Ticket Count

Circuit Related

Hardware

S/W

Page 8: Dai Davies, DANTE DRCN 2014 Ghent April 1-3 2014.

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Operations’ issues

Performance

Page 9: Dai Davies, DANTE DRCN 2014 Ghent April 1-3 2014.

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Performance Parameters

Availability (Sorted)

Available Bandwidth (Statistical)

One-Way delay (Path)

Packet Loss (Potentially Fatal)

Packet Delay Variation(Jitter) -Important for Real Time Applications

Page 10: Dai Davies, DANTE DRCN 2014 Ghent April 1-3 2014.

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Performance Monitoring.

Offers:-

- Multi-Domain Monitoring Capability

- Supported by Measurement Archive (Trending)

- Capable of Measuring

• One-Way delay

• Packet Delay Variation (Jitter)

• Packet Loss

• Available Bandwidth using BWCTL

• +ping, traceroute etc.

Page 11: Dai Davies, DANTE DRCN 2014 Ghent April 1-3 2014.

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PerfSonar at its best

Page 12: Dai Davies, DANTE DRCN 2014 Ghent April 1-3 2014.

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Operations issues

Security

Page 13: Dai Davies, DANTE DRCN 2014 Ghent April 1-3 2014.

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Page 14: Dai Davies, DANTE DRCN 2014 Ghent April 1-3 2014.

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GÉANT Security Tickets 2013-2014

July

Augus

t

Septe

mbe

r

Octob

er

Novem

ber

Decem

ber

Janu

ary

Febru

ary

Non S

ecur

ity0

200

400

600

800

1,000

1,200

Number of tickets

Typical Month

Page 15: Dai Davies, DANTE DRCN 2014 Ghent April 1-3 2014.

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GÉANT –Security Tickets

Type of attack Tickets created

D-Dos TCP SYN Flood 39

D-Dos UDP Flood 302

Dos TCP SYN Flood 18

Dos UDP Flood 602

Network Scan 5812

Port Scan 257

Page 16: Dai Davies, DANTE DRCN 2014 Ghent April 1-3 2014.

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First Level Support in FED4FIRE

Developer(Subject Matter

Expert)

Sys Admin(Operational

Support)

Ticketing System / processes

First Level Support

Alarms

Dashboard

Page 17: Dai Davies, DANTE DRCN 2014 Ghent April 1-3 2014.

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FED4FIRE Dashboard

Network Reachability

Overall Health

Internal Summary

Check

Page 18: Dai Davies, DANTE DRCN 2014 Ghent April 1-3 2014.

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Fed4FIRE - FLS Experience

Incident (Dashboard) Incident (Reported) Maintenance Bug0

5

10

15

20

25

30

35

Page 19: Dai Davies, DANTE DRCN 2014 Ghent April 1-3 2014.

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www.geant.net

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Thank you!