Tech Talk Series - Enabling Network Visibility

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As business operations become more interdependent on applications, the more sensitive the organization becomes to disruptions to application performance. Join Verizon for another session in our Tech Talk series, where we'll show what kinds of performance statistics are the most important to monitor, and how you can use these statistics to plan, project, and resolve network activities.Your network is a strategic asset. Fine tuning it for maximum performance is a table stake to your organization's vitality and operational agility. If you aren't measuring application performance across the your network, or would like to improve it, please join us for this Tech Talk to learn how.

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Tech Talk Series - Enabling Network Visibility

  1. 1. Enabling Network Visibility Shining a Light on Performance Dan Rila, CISSP, TOGAF9 Manager – Lifecycle Engineering Email: dan.rila@verizon.com Office: (703) 886-4442 NOVEMBER 2013 Confidential and proprietary materials for authorized Verizon personnel and outside agencies only. Use, disclosure or distribution of this material is not permitted to any unauthorized persons or third parties except by written agreement.
  2. 2. PROPRIETARY STATEMENT This document and any attached materials are the sole property of Verizon and are not to be used by you other than to evaluate Verizon’s service. This document and any attached materials are not to be disseminated, distributed, or otherwise conveyed throughout your organization to employees without a need for this information or to any third parties without the express written permission of Verizon. © 2013 Verizon. All Rights Reserved. The Verizon name and logo and all other names, logos, and slogans identifying Verizon’s products and services are trademarks and service marks or registered trademarks and service marks of Verizon Trademark Services LLC or its affiliates in the United States and/or other countries. All other trademarks and service marks are the property of their respective owners. Confidential and proprietary materials for authorized Verizon personnel and outside agencies only. Use, disclosure or distribution of this material is not permitted to any unauthorized persons or third parties except by written agreement. 2
  3. 3. Network Performance Common Questions We See Confidential and proprietary materials for authorized Verizon personnel and outside agencies only. Use, disclosure or distribution of this material is not permitted to any unauthorized persons or third parties except by written agreement. 3
  4. 4. WAN Optimization Performance Useful Data Points Confidential and proprietary materials for authorized Verizon personnel and outside agencies only. Use, disclosure or distribution of this material is not permitted to any unauthorized persons or third parties except by written agreement. 4
  5. 5. Voice over IP (“VoIP”) Performance Useful Data Points What is my VoIP Call quality at each site? Packet Loss is degrading Call quality. Confidential and proprietary materials for authorized Verizon personnel and outside agencies only. Use, disclosure or distribution of this material is not permitted to any unauthorized persons or third parties except by written agreement. 5
  6. 6. Application Performance Useful Data Points Compare application performance at each site? Is bandwidth utilization affecting my applications? Confidential and proprietary materials for authorized Verizon personnel and outside agencies only. Use, disclosure or distribution of this material is not permitted to any unauthorized persons or third parties except by written agreement. 6
  7. 7. Application Performance Where do you focus your attention?  Understanding Application Performance • Slowest • Busiest • Most Impacted  Is it the Network or Application? Know where to focus attention: • Where is response time being lost? • Are the servers taking too long to process transactions? • Is the network taking too long to deliver the data to the user? slowest Confidential and proprietary materials for authorized Verizon personnel and outside agencies only. Use, disclosure or distribution of this material is not permitted to any unauthorized persons or third parties except by written agreement. 7
  8. 8. Transactional Analysis How can you drill down? See the transactional flow of the application Which portion of the transaction held up the response to the client and why? Confidential and proprietary materials for authorized Verizon personnel and outside agencies only. Use, disclosure or distribution of this material is not permitted to any unauthorized persons or third parties except by written agreement. 8
  9. 9. Domain Name Services What else to consider? A high percentage of login attempts have failed at this site, impacting application availability. How does DNS resolution impact the application? Availability How long does it take to download the login page? Confidential and proprietary materials for authorized Verizon personnel and outside agencies only. Use, disclosure or distribution of this material is not permitted to any unauthorized persons or third parties except by written agreement. 9
  10. 10. Discussion Discussion Areas (A Few Suggestions) Specific Questions/Concerns (Sample)  What can we do to more proactively address application or network performance issues? 1. What single points of failure or bottle necks exist on the logical network,? 2. How do things like DNS Resolution impact the end user application experience ? 3. Are there particular transaction flows impacting the overall experience?  Do we need to tune or enhance our WAN Optimization environment? How? 1. Does the environment still meet our baseline expectations? 2. How has the infrastructure /application footprint evolved since the original deployment?  What tools do other groups currently have that could help us enhance network/application performance or associated services? Discussion Owner for Quantification and/or Identifying Options 1. What data exists in tools like our IDS/IPS or SIEM? 2. What options exist to get an external view of traffic flows and/or performance? 3. What data exists from our NOC/SOC that we could use? Confidential and proprietary materials for authorized Verizon personnel and outside agencies only. Use, disclosure or distribution of this material is not permitted to any unauthorized persons or third parties except by written agreement. 10
  11. 11. Thank You!! Confidential and proprietary materials for authorized Verizon personnel and outside agencies only. Use, disclosure or distribution of this material is not permitted to any unauthorized persons or third parties except by written agreement. 11

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