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This is the list of the Case Studies developed using PingER monitoring Data. They are sorted by regions and by most recent dates first.

Also see https://www.internetperils.com/perilwatch/index.php for routing changes occurring from major events.

Performance comparisons

Africa

Liquid Telecom to build new undersea cable, by 2018
Forecast 2014: Africa

Sudan disconnects from the Internet, Sep 2013

Nigeria case study, 2012
Sub-Saharan Africa - Updates for year 2010 Created by Syed Zafar Ul Hussan Gilani on Oct 20, 2010.
New E. Coast of Africa Fibre Created by Les Cottrell Jul 24, 2009
Sub-Saharan Africa - Revised Statistics (2008) Created by Umar Kalim on Dec 18, 2008.
IHY Case Study Created by Shahryar Khan on Jun 12, 2007.

East Asia

Japanese Earthquake March 11th, 2011 Created by Les Cottrell on Mar 12, 2011.
East Asia Case Study Created by Shahryar Khan on Aug 10, 2007.

Fibre Cut

WASC Fibre Cut Created by Umar Kalim on Aug 06, 2009.
Effects of Mediterranean Fibre Cuts December 2008 Created by Les Cottrell on Dec 20, 2008.
Effects of Fibre Outage through Mediterranean Created by Les Cottrell on Jan 31, 2008.

Latin America

Colombia, 2015
Chilean Earthquake Feb 27th, 2010 Created by Les Cottrell on Mar 02, 2010.
Latin America Case Study Created by Shahryar Khan on Dec 18, 2006.

Middle East

Syria May 7-8 2013
Syria shuts down its Internet connection, November 2012
The Arab Spring 2011 and Internet Instability seen by PingER Created by Les Cottrell on Feb 21, 2011.
Egypt shuts down their Internet Created by Zafar Ul Hussan Gilani on Jan 30, 2011.
Palestine Case Study Created by Les Cottrell on May 03, 2007.

South Asia

Nepal Earthquake April 2015
Change in traceroute from SLAC
to NUST 2014-2015
Bangladesh case study November 2014

Afghanistan Case Study on routing, updated 2014
South Asia Case Study 2010 Created by Les Cottrell on Apr 11, 2010.
South Asia Case Study - 2008 Created by Shahryar Khan on Jan 26, 2007.

Connecting to TEIN3

Pakistan and TEIN3 Created by Les Cottrell on Apr 12, 2010.
Indian Network Connects to TEIN3 Created by Les Cottrell on Apr 11, 2010.
Nepal connects to TEIN3 Created by Les Cottrell on Apr 11, 2010.
Sri Lankan LEARN network connects to TEIN3 Created by Les Cottrell on Apr 3, 2010.

Pakistan

See Monthly Reports to HEC

Traffic between Lahore and Quetta being routed to Europe. Sept 2012.
Data Analysis for PERN Created by Amber Madeeha Zeb on October 17, 2011.
HEC PERN Analysis Report for September 2011 Created by Amber Madeeha Zeb on October 13, 2011.
Comparison of PoP (pingerjms.pern.edu.pk) and Non-PoP (pinger.usindh.edu.pk) Created by Amber Madeeha Zeb on May19, 2011.
UETTAXILA Analysis of changed Network Created by Les Cottrell on May 13, 2011.
Status of Pakistani monitoring hostsCreated by Les Cottrell on May 05, 2011.
Pakistani Case Study 2010-2011 Created by Les Cottrell on Dec 30, 2010.
SEECS to UET Taxila link  Created by Les Cottrell on Dec 27, 2010.
Pakistan Created by Les Cottrell on Dec 27, 2010.
International Islamic University, Islamabad Created by Les Cottrell on Apr 24, 2010.
University of Balochistan Created by Les Cottrell on Apr 24, 2010.
University of Peshawar Created by Les Cottrell on Apr 24, 2010.
Case Study of SEECS, NUST & Pakistan - Jan '09 Created by Umar Kalim on Jan 21, 2009.
NIIT/Pakistan created on Jan 07, 2007.

South East Asia

Massive route leak slows down the Internet June 12, 2015
Denial of Service attack on UM Mar 2015

PingER: Malaysia Case Study 2014
AAG cable cut between Hong Kong and Vietnam September 15, 2014

Congestion at UNIMAS
Routing from UNIMAS
Malaysian Case Study 
SE Asian Case Study  

Traceroute anomalies

Traceroute anomalies at UMT

Presentations on Case Studies

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Page: Indian Network Connects to TEIN3 Page: Nepal connects to TEIN3 Page: Pakistan and TEIN3 Page: South Asia Case Study 2010 Page: University of Balochistan Page: University of Peshawar Page: Chilean Earthquake Feb 27th, 2010 Page: WASC Fibre Cut Page: Case Study of SEECS, NUST & Pakistan - Jan '09 Page: East Asia Case Study Page: Effects of Fibre Outage through Mediterranean Page: Effects of Mediterranean Fibre Cuts December 2008 Page: IHY Case Study Page: Latin America Case Study Page: New E. Coast of Africa Fibre Page: Palestine Case Study Page: Sri Lankan LEARN network connects to TEIN3 Page: South Asia Case Study - 2008 Page: Sub-Sahara Case Study Page: Sub-Saharan Africa - Revised Statistics (2008) Page: Sub-Saharan Africa - Updates for year 2010 Page: Egypt shuts down their Internet Page: Japanese Earthquake March 11th, 2011 Page: PERN Six Monthly Report (June 2011- November 2011) Page: Brazilian LineA host access with SLAC & FNAL Page: Congestion at UNIMAS Page: Syria shuts down its Internet connection Page: Nigeria 2012 Page: Routing from UNIMAS Page: 20130507 - Syria offline 20 hours May 7-8 Page: Sudan disconnected from the Internet Sep 2013. Page: Comparison of PinGER RTTs from UNIMAS monitors N4 and RASPBERRY Page: Routing in Africa Page: SE Asian Case Study Page: Russia 2013 Page: Comparison of Speedtest.net download speeds versus PingER Derived throughputs Page: Cuba - Switch from Satellite to terrestrial link Page: Traceroute at UMT Page: AAG Cable cut off Hong Kong Sep 15, 2014 Page: Afghanistan moving away from satellite links Page: Bangladesh case study November 2014 Page: Change in Traceroute from SLAC to NUST Page: Colombia Page: Nepal Earthquake 2015 Page: DoS attach on UM and impact on pings Page: Massive route leak slows down Internet June 12 2015 Page: Malaysian unrest Aug-Sep 2015 Page: Liquid Telecom to build new undersea cable Page: Bangladesh NREN BDREN case study March 2016 Page: Case study Turkey attempted coup July 2016 Page: International Islamic University, Islamabad Page: Ookla's Speedtest Throughput Measures Page: Pakistan Page: Pakistani Case Study 2010-2011 Page: SEECS to UET Taxila link Page: ZDnet Australia's Speedtest