Analysis of Network Outage Reports 1 Cybersecurity and

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Analysis of Network Outage Reports 1 Cybersecurity and Communications Reliability Division – Public Safety

Analysis of Network Outage Reports 1 Cybersecurity and Communications Reliability Division – Public Safety & Homeland Security Bureau John Healy February 2017

Frequency of Outages by Month 2 Monthly Trend 1. 3% (up from 1. 2%)

Frequency of Outages by Month 2 Monthly Trend 1. 3% (up from 1. 2%)

Outage Index – For All Outages Except DS 3 -Simplex 3 See ATIS-0100021 Analysis

Outage Index – For All Outages Except DS 3 -Simplex 3 See ATIS-0100021 Analysis of FCC-Reportable Service Outage Data for a description of the method used to calculate the outage index.

New Planned Maintenance Cause Codes 4 Monthly Trend 2. 5% (up from 2. 3%)

New Planned Maintenance Cause Codes 4 Monthly Trend 2. 5% (up from 2. 3%)

DS 3 (Non-Simplex) Events 5 Monthly Trend 1. 9% (down from 2. 0%)

DS 3 (Non-Simplex) Events 5 Monthly Trend 1. 9% (down from 2. 0%)

Big DS 3 Outages 6

Big DS 3 Outages 6

Big DS 3 Outages 7 Monthly Trend 2. 4% (down from 2. 5%)

Big DS 3 Outages 7 Monthly Trend 2. 4% (down from 2. 5%)

DS 3 -Simplex 8 Monthly Trend 1. 5% (up from 1. 1%)

DS 3 -Simplex 8 Monthly Trend 1. 5% (up from 1. 1%)

Fiber Cut 9 Monthly Trend 0. 8% (up from 0. 5%)

Fiber Cut 9 Monthly Trend 0. 8% (up from 0. 5%)

E 911 10 Monthly Trend 0. 6% (up from 0%)

E 911 10 Monthly Trend 0. 6% (up from 0%)

Very Large E 911 Outages 11 No Trend

Very Large E 911 Outages 11 No Trend

E 911 – Phase 2 Events 12 Monthly Trend 1. 2% (up from 0%)

E 911 – Phase 2 Events 12 Monthly Trend 1. 2% (up from 0%)

Wireline 13 Monthly Trend -0. 9% Wireline outages are all outages for which the

Wireline 13 Monthly Trend -0. 9% Wireline outages are all outages for which the Reason Reportable was at least 900, 000 wireline user-minutes.

Wireless 14 No Monthly Trend

Wireless 14 No Monthly Trend

Vo. IP Reporting 15 Monthly Trend 3. 4% (up from 2. 3%)

Vo. IP Reporting 15 Monthly Trend 3. 4% (up from 2. 3%)

Environmental – External 16 Monthly Trend 1. 4% (up from 1. 2%

Environmental – External 16 Monthly Trend 1. 4% (up from 1. 2%

SS 7 17 Monthly Trend -1. 4% (down from -1. 1%)

SS 7 17 Monthly Trend -1. 4% (down from -1. 1%)

Malicious Events 18 Monthly Trend -2. 2% (down from -1. 6%)

Malicious Events 18 Monthly Trend -2. 2% (down from -1. 6%)

Malicious Activity 19 The figures for 2016 are through December.

Malicious Activity 19 The figures for 2016 are through December.

Hardware Failure 20 Monthly Trend 1. 3% (up from 0. 7%)

Hardware Failure 20 Monthly Trend 1. 3% (up from 0. 7%)

Power Failure 21 Monthly Trend 2. 3% (down from 2. 6%)

Power Failure 21 Monthly Trend 2. 3% (down from 2. 6%)

Diversity Failure 22 Monthly Trend 3. 4% (down from 4. 4%)

Diversity Failure 22 Monthly Trend 3. 4% (down from 4. 4%)

Duration Trends: DS 3 Non-Simplex 23 11 The duration of DS 3 non-simplex outages

Duration Trends: DS 3 Non-Simplex 23 11 The duration of DS 3 non-simplex outages is statistically unchanged in 2016 compared with 2015 (using a Mann. Whitney test).

Duration Trends: E 911 24 6 The duration of E 911 outages is statistically

Duration Trends: E 911 24 6 The duration of E 911 outages is statistically unchanged in 2016 compared with 2015 (using a Mann. Whitney test).

Duration Trends: Wireline 25 107 The duration of Wireline outages is statistically unchanged in

Duration Trends: Wireline 25 107 The duration of Wireline outages is statistically unchanged in 2016 compared with 2015 (using a Mann. Whitney test).

Duration Trends: Wireless 26 13 12 The duration of wireless outages is increased from

Duration Trends: Wireless 26 13 12 The duration of wireless outages is increased from 2015 to 2016 (statistically significant p=. 02 using a Mann-Whitney test).

Duration Trends: DS 3 Simplex 27 208 243 The duration of DS 3 simplex

Duration Trends: DS 3 Simplex 27 208 243 The duration of DS 3 simplex outages increased from 2015 to 2016 (statistically significant using a Mann-Whitney test).

Duration Trends: Other Special Facilities 28 6 The duration of other special facilities outages

Duration Trends: Other Special Facilities 28 6 The duration of other special facilities outages is statistically unchanged from 2015 to 2016 (using a Mann. Whitney test).

Duration Trends: Vo. IP 29 9 The duration of Vo. IP outages is statistically

Duration Trends: Vo. IP 29 9 The duration of Vo. IP outages is statistically unchanged from 2015 to 2016 (using a Mann. Whitney test).

Test for Trend in Event Duration Non-DS 3 -Simplex Outages DS 3 -Simplex Events

Test for Trend in Event Duration Non-DS 3 -Simplex Outages DS 3 -Simplex Events Only Data from 1/2014 thru 12/2016 Rank Correlation of duration with date is -. 019 and is significant at the. 0001 level Conclusion: Non DS 3 Simplex Outages are shorter in duration from 1/2014 to 12/2016 Rank Correlation of duration with date is. 048 and is significant at the. 001 level Conclusion: DS 3 -Simplex Events are longer in duration from 1/2014 to 12/2016 30

NORS Transition 31 February 2 – Testing on the Service. Now platform begins February

NORS Transition 31 February 2 – Testing on the Service. Now platform begins February 8 – Demo of the NORS 3. 0 March 2 – Testing ends Early March – Move to the production version of NORS 3. 0

NRSC Activities 32 Current Teams Best Practices Team Outage Reporting Advisory Team Ø Ø

NRSC Activities 32 Current Teams Best Practices Team Outage Reporting Advisory Team Ø Ø Improvements to the NORS System Improvements to the template Recommended ways to communicate information Improvements to NORS/DIRS manuals IP Transition Team Consistent Use of Cause Codes Planned Maintenance Team Silent failures