ZEKERİYA ERKAN TÜRK TELEKOM OPERATION DEPARTMENT OPERATION CHANGES ? Change details CHANGES BEFORE AFTER Topology Central Distrubuted Media copper Fiber Power Not needed Needed Air-conditioning Not needed Needed As needed (x) High (20 to 30 X *) Eqt.

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Transcript ZEKERİYA ERKAN TÜRK TELEKOM OPERATION DEPARTMENT OPERATION CHANGES ? Change details CHANGES BEFORE AFTER Topology Central Distrubuted Media copper Fiber Power Not needed Needed Air-conditioning Not needed Needed As needed (x) High (20 to 30 X *) Eqt.

ZEKERİYA ERKAN
TÜRK TELEKOM OPERATION
DEPARTMENT
OPERATION
CHANGES ?
Change details
CHANGES
BEFORE
AFTER
Topology
Central
Distrubuted
Media
copper
Fiber
Power
Not needed
Needed
Air-conditioning
Not needed
Needed
As needed (x)
High (20 to 30 X *)
Eqt. Quantity
* : For TT Case
Change details
CHANGES
BEFORE
AFTER
Limited
Multiple
Complexity
Low
High
Operation
Easy
Diffucult
Human ResourcesHeadcount
Qualification
Low
High
Service types
Deployment Model
FTTC
F/O
Secondary Cable
(copper)
≤ 250 mt
•CENTRAL OFFICE TO STREET CABINET THROUGH FIBER CABLE
•STREET CABINET TO THE CUSTOMER THROUGH SECONDARY(COPPER) CABLE
(MAX:250 mt)
FTTH
FTTB
ONT
F/O
SPLITTER
FIBER BUILTIN CABLING
CAT-6
BUILT-IN
CABLING
• FIBER REACHES
THE BOUNDARY OF LIVING SPACE
• Depending on the type of area, income level, topology and conditions of competition,
FTTH, FTTB or FTTC solutions are implemented.
FTTH
Selected greenfield areas, industrialized areas
FTTB
FTTC
Existing customers, business areas, high income residences, etc.
•FIBER REACHES THE BOUNDARY OF THE BUILDING, SUCH AS THE
BASEMENT IN A MULTI-DWELLING UNIT, WITH THE FINAL
CONNECTION TO THE INDIVIDUAL LIVING SPACE BY CAT-6
(COPPER CABLE)
Locations where rapid transformation is required and use of local cable is feasible
FTTX SPECIFICATIONS
Power
Battery- Back
consumption(w) up time(hrs)
Cabinet Types
Application
PSTN Ports
DSL Ports
Total
Type A
FTTC
1472
896
2368
1000
6-8
Type B
FTTC
960
216
1176
500
6-10
Type C
FTTC
960
768
1728
700
7-10
Type D
FTTC
192
72
264
100
8-12
Type E
FTTB
64
48
112
70
3-6
Type F
FTTB
24
30
1,5 - 3
24
DISASTER-EARTHQUAKE
Scenerio 1 : Earthquake on large FTTX deployed area
Assumptions
Main Telecom buildings are not damaged
AC Mains is off
Aftershocks are expecting
Collapsed or Destroyed;
Buildings
Telecom İnfrastructure (Ducts, Pipes, Cables, Equipments …)
High amount of incoming voice and Data traffic towards
Disaster area
Goverment agencies
Relief agencies
Press agencies
………
DISASTER-EARTHQUAKE
RESULTS
Telecom infrastructure destroyed and out of service
There is no way to quickly recover infrastructure and provide
service other than Mobile capabilities.
EFFECT OF EARTQUAKE
EFFECT OF EARTQUAKE
DISASTER-EARTHQUAKE
Scenerio 2 : Earthquake on large FTTX deployed area
Main Telecom buildings are not damaged
AC Mains is off
Aftershocks are expecting
Some buildings collapsed destroyed others undamaged
Telecom infrastructure (Ducts, Pipes, Cables, Equipments …)
partially destroyed in some areas but still big portion un damaged
High amount of incoming voice and Data traffic towards
Disaster area
Goverment agencies
Relief agencies
Press agencies
………
DISASTER-EARTHQUAKE
RESULTS
Telecom infrastructure destroyed and out of service in some areas
Big Part of Network in good condition and works
But still there is risk to loose all services
Since Mains off, Fuel is running out, Battery back up times are exceeding
How we can maintain services ?
DISASTER-EARTHQUAKE
DISASTER-FLOODING
DISASTER-EARTHQUAKE
Fiber cables more sensible pressure than
copper cables
 Ring or mesh topoloji critical for FTTC
cabinets
Power shortage is very critical
Spare FTTX equipment or boards and
batteries
Fire
More network people to diagnose problems
and put equipments in service