Wireless Technology Reserach

ELEN E6901 Lecture 2 Key Points Damage to the network Immediate automatic responses Early managed responses Further responses by governments (Federal , state , local Further responses by service providers and equipment suppliers

Networks ruptured restored : Telephone Networks ruptured restored : telephone (cont Immediate govt . responses Within minutes the National Communications System 's National Coordinating Center for Telecommunications went into 24-hour operations Coordinated a military flight from Calif . to NY for a key telecoms disaster recovery specialist Coordinated with WERT (Wireless Emergency Response Team Further responses by governments Telecommunications

Service Priority program NCS received 600 TSP provisioning requests from 46 different organizations Shared Resources High Frequency Radio Program to provide resources AT T Response Terrorist Attack September 11 , 2001 Presentation to NRIC V

PJ Aduskevicz October 30 , 2001 Impact - September 11th Terrorist Attack United States Pentagon communication network No Service was lost The situation was monitored continuously by WERT and AT T Simulations were conducted by DRP team to develop an effective recovery plan for immediate implementation and restoration of services if arise Impact - September 11th Terrorist Attack New York City / World Trade Center Unprecedented Local Network Services (LNS ) two largest network Nodes in WTC were destroyed . Six others in Manhattan were OK Two switches Lost Power due to building damage turns un-operational while seven other nodes in Manhattan remain operational Connectivity was the major issue in between AT T Core and LNS nodes , Verizon network nodes , and Customers Recovery - September 11th Terrorist Attack Switching Recovery On Day 4 Recovered two local switches Upgraded one On Day 6 ORM to full switch On Day 18 Recovered third local switch Re-homing affected customers to other switches Blank Presentation ELEN E6901 Lecture 2 Key Points Damage to the network Immediate automatic responses Early managed responses Further responses by governments (Federal , state , local Further responses by service providers and equipment suppliers

Networks ruptured restored : Telephone Networks ruptured restored : telephone (cont Immediate govt . responses Within minutes the National Communications System 's National Coordinating Center for Telecommunications went into 24-hour operations Coordinated a military flight from Calif . to NY for a key telecoms disaster recovery specialist Coordinated with WERT (Wireless Emergency Response Team Further responses by governments Telecommunications Service Priority program NCS received 600 TSP provisioning requests from 46 different organizations Shared Resources High Frequency Radio Program to provide resources Impact - September 11th Terrorist Attack United States Pentagon communication network No Service was lost The situation was monitored continuously by WERT and AT T Simulations were conducted by DRP team to develop an effective recovery plan for immediate implementation and restoration of services if arise Impact - September 11th Terrorist Attack New York City / World Trade Center Unprecedented Local Network Services (LNS ) two largest network Nodes in WTC were destroyed . Six others in Manhattan were OK Two switches Lost Power due to building damage turns un-operational while seven other nodes in Manhattan remain operational Connectivity was the major issue in between AT T Core and LNS nodes , Verizon network nodes , and Customers Recovery - September 11th Terrorist Attack Switching Recovery...