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Improving the efficiency in daily operations

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Teleste Corporation
Improving the efficiency in daily operations

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Improving the efficiency in daily operations

  1. 1. Teleste Proprietary. All rights reserved. Company restricted Improving the efficiency in daily operations: Case Elisa and Network Operations Center ANGA COM 2015, Teleste Briefings, Matti Nurmi
  2. 2. Teleste Proprietary. All rights reserved. Company restricted Introduction • Network Services Finland offering in a nutshell • Elisa Corporation – a short introduction • Network Operations Center (NOC) Case • Q&A
  3. 3. Teleste Proprietary. All rights reserved. Company restricted Network Services FIN: Our offering • HFC-upgrades: Design, Planning, Installations • NOC-services • HFC-Capacity increase projects including HE & CMTS • Field survey & documentation • Documentation maintainance (SaaS) • EMS- configurations & deliveries • Fibre Installations
  4. 4. Teleste Proprietary. All rights reserved. Company restricted About Elisa Corporation • Finnish telecommunications, ICT and online service company serving 2.3 million consumer, corporate and government customers • Provides services for communication and entertainment, and tools for improving productivity of organizations • Listed on Nasdaq Helsinki, revenue (2014) 1.54 billion euros, 4,100 employees
  5. 5. Teleste Proprietary. All rights reserved. Company restricted Elisa: Key operational data • Over 300.000 Cable-TV subscribers • Over 460.000 fixed broadband subscribers (including cable modems, xDSL, FttX)
  6. 6. Teleste Proprietary. All rights reserved. Company restricted NOC Case: How it all started • Elisa and Teleste have a long term relationship in products • In Network Design, the cooperation started in 2009 • In 2011 Cable Network – documentation & document hosting services started, and the cooperation was expanded to installations - the first project Turnkey Design & Installation for the HFC Network in Riihimäki • Discussions for NOC cooperation were initiated in late 2012 and the agreement was signed in October 2013
  7. 7. Teleste Proprietary. All rights reserved. Company restricted Elisa’s Key Objectives for NOC cooperation • Improving the quality of service experienced by the end-users & reducing the repair costs caused by truck rolls • Sorting out faults, to the extent possible, from the control room • Anticipating capacity constraints before they become noticeable to the customers • Reducing costs of repairs carried out in the field, speeding up such repairs and improving the final quality of service
  8. 8. Teleste Proprietary. All rights reserved. Company restricted Scope of the cooperation • Teleste's Network Operations Center, NOC, monitors Elisa's entire CATV/cable modem network • All glitches are analysed by NOC before any remedial operations in the field are launched. If possible, issues are corrected through remote maintenance • Teleste's Element Management System (EMS) allows locating quickly any network faults and guiding the field technician directly to the relevant spot • Disruptions can be minimised by preventing the fault from spreading in the network and limiting its scope • Teleste takes care of the Capacity Management and monitoring of the network components
  9. 9. Teleste Proprietary. All rights reserved. Company restricted Services provided to Elisa • Second level processing of CATV and cable modem fault tickets including fault-by-fault analysis and examination of the possibility to repair the fault remotely • Monitoring of several production systems, such as CMTS and EMS • Sending the defects requiring repair in the field over to the contractor's work queue • Technical support and guidance for the fault repair contractor working in the field • Monitoring and further development of network quality
  10. 10. Teleste Proprietary. All rights reserved. Company restricted NOC Case: EMS Overview
  11. 11. Teleste Proprietary. All rights reserved. Company restricted NOC Case: Example #1 Outage New amp installed Alignment corrected via EMS
  12. 12. Teleste Proprietary. All rights reserved. Company restricted NOC Case: Example #2 Alignment corrected via EMS + automatic alignment on Long-time disturbance. High difference in return ch SNR (lowest vs highest)
  13. 13. Teleste Proprietary. All rights reserved. Company restricted NOC Case: Example #2 SNR before: xxxxx-cmts-01#show controllers cable 5/0/0 | i SNR US phy MER(SNR)_estimate for good packets - 29.2270 dB US phy MER(SNR)_estimate for good packets - 25.4604 dB US phy MER(SNR)_estimate for good packets - 20.6789 dB US phy MER(SNR)_estimate for good packets - 22.3437 dB SNR after: xxxxx-cmts-01#show controllers cable 5/0/0 | i SNR US phy MER(SNR)_estimate for good packets - 32.4709 dB US phy MER(SNR)_estimate for good packets - 33.4151 dB US phy MER(SNR)_estimate for good packets - 32.715 dB US phy MER(SNR)_estimate for good packets - 33.5764 dB
  14. 14. Teleste Proprietary. All rights reserved. Company restricted NOC Case: Example #3 • Strong ingress detected in EMS shortly after it began. • The return path of the polluted line blocked via EMS by NOC specialist. • During the field repair, 23 modems offline, but service recovered for 157 modems. SNR before: Xxx xxx -cmts-03#sho controllers cable 7/0/2 | i SNR US phy MER(SNR)_estimate for good packets - 16.8593 dB US phy MER(SNR)_estimate for good packets - 16.6555 dB US phy MER(SNR)_estimate for good packets - 16.1391 dB US phy MER(SNR)_estimate for good packets - 15.8220 dB SNR after: Xxx xxx-cmts-03#sho controllers cable 7/0/2 | i SNR US phy MER(SNR)_estimate for good packets - 30.295 dB US phy MER(SNR)_estimate for good packets - 30.2488 dB US phy MER(SNR)_estimate for good packets - 30.1329 dB US phy MER(SNR)_estimate for good packets - 34.8415 dB
  15. 15. Teleste Proprietary. All rights reserved. Company restricted NOC Case: Capacity increase projects • Teleste is supporting Elisa also in HFC capacity increase projects, with: • Headend configuration and cabling • CMTS configurations • Field works TX4 TX2 TX1 RX1 TX3 MUX TX1 RX1
  16. 16. Teleste Proprietary. All rights reserved. Company restricted Expansion of the NOC Case: Headend Operations • Original ”Go Live” in October 2013. • The cooperation was expanded in Feb 2014 into Headend Operations • Teleste takes care of the daily operations and technical maintainance of Elisa’s Linear TV Headend
  17. 17. Teleste Proprietary. All rights reserved. Company restricted NOC Case: Benefits achieved • A means to create a unified, standardised procedure for carrying out truck-rolls, only when necessary • Cost savings due to fewer truck-rolls per subscriber needed • Reduced mean time to repair thanks to preventive measures and remote management • Improved quality of service experienced by the customer through faster responses to irregularities in the network and problem prevention

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