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Telenor Tier 3 Data Center
April 2011
About Telenor Tier 3 Data Center
Telenor built it´s own Data Centar in accordance with the latest
industrial standards.
Telehousing services in Telenor Data Center are available to customers
from January 2011.
Telenor´s Telehousing services are tailored to the needs of large
companies, financial institutions, ISP´s, content providers and others
for whom the service availability and the equipment and IT systems
security are of primary business importance.
Standards
•
Telenor Group
•
Local Standards (SRPS)
•
RATEL regulations
•
ASHRAE recommendations
•
Fire Brigade Regulations
•
TIA-942 (Telecommunications Industry Association)
•
Site space and layout
•
Cabling infrastructure
•
Tiered reliability
•
Environmental considerations
Basic Site
Infrastruct.
Redundant
Site
Infrastuct.
Capacity
Components
Concurrently
Maintainable
Site
Infrastruct.
Fault
Tolerant Site
Infrastruct.
Data Center Tiers
• Multi-million dollar business
• Two independent utility paths
• 99,995% availability
• Fully redundant (2N+1)
• Annual downtime due to
• Able to sustain 96-hour power outage
site is 0,04 hours
• Large company
• Multiple power and cooling paths
• 99,982% availability
• Fault tolerant (N+1)
• Annual downtime due to
• Able to sustain 72-hour power outage
site is 1,6 hours
• Medium-size business
• Single path of power and
• 99,749% availability
cooling
• Annual downtime due to
• Some redundancy in power
site is 22,0 hours
and cooling system
• Typically small business
• Single path of power and
• 99,671% availability
cooling
• Annual downtime due to
• No redundant components
site is 28,8 hours
Telenor Tier 3 Data Center
One of the most advanced Data Centers in SEE region
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Separate stand alone facility with 2.600m2 space with full N+1
redundancy on all mechanical, electrical and connectivity infrastructure
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Technical space on three floors
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Loading/delivery docking area
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Freight elevator, capacity 2,500 kg
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Built in the 2009th with the flat roof and without windows
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Controlled access to facility via single entrance
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More emergency exits
Accommodation of user´s telecommunication equipment
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Cabinets/racks - Pre-installed standard racks (600x1.070x42U)
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Cage – optional
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Data room – optional
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Space with necessary infrastructure for collocation of storage racks
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Web portal – real-time monitoring of all relevant service parameters
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Hands & Eyes services
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Anti-static floor
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Raised floor, construction height 65cm, maximum load 1500 Kg/m2
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Structured cabling (Power cabling under raised floor, Data cabling overhead)
Telenor Tier 3 Data Center
Power supply
• Two independent 10kV underground utility feeders, from different
utility transformer substations 110/10 kV
• Mains: 3x400/230V AC, 50 Hz (Dry transformers 10/0.4 kV)
• Dual power feeds, possibility of maintenance one power branch
without affecting the functionality of the system
• Redundant UPS systems - 2x(n+1) with total power 2x(3x400kVA), 2h
autonomy
• Diesel generator backup for all critical loads, 72 hours autonomy (at
full capacity) before refueling, 2N redundant
• Dual UPS power feed for each rack, fused by 1x32A+1x32A
• Power supply system with overload protection and protection
discrimination (selectivity) of circuit breakers
Air conditioning /Cooling
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Redundant air-conditioning, free-cooling chillers, indoor CRAC (Computer Room Air Conditioner)
units, (N+1) redundancy
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Air-conditioning system separated from the rest of the facility
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Environmental conditions control system maintaining constant levels of temperature (22°C
26°C (24 ± 2°C)) and humidity (40-60% (50 ± 10%))
•
Concurrently maintainable air-conditioning
availability of the telehousing services
and
power
supply
system
without
threat
to
Telenor Tier 3 Data Center
Security
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Physical security system with 24x7x365 access control
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Video surveillance of the entire facility providing archive recordings to 3 months
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Monitoring elements are connected to alarm systems. All doors are built in accordance with
WK standard
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Electronic access control system over ID cards and PIN codes –access allowed only to pre-defined
areas, with continual monitoring
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The security fence around the building of 2.2m hight is connected with concrete bollards.
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Complete site perimeter is secured by IC barriers integrated in existing alarm system.
Fire Detection and Suppression
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Zoned fire detection system utilising VESDA (Very
Early Smoke Detection Aspirating)
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Zoned fire suppression system (IG-55)
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Fire retarding walls (F90)
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Monitoring elements are connected to alarm
systems.
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Smoke detectors are placed on the ceiling and
under the raised floor; functioning in terms of
power failor
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The closest fire brigade is 12 minutes away from
the facility
Telenor Tier 3 Data Center
Communication infrastructure
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~ 2700 km of fiber optic network in Serbia, Hungary and Bulgaria
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Multiple connections with local Internet providers and operators
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BGP (Border Gateway Protocol) over several Tier1 ISP`s
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DWDM capacity of 40 wavelengths, 10 Gbps per wavelength
(expandable up to 80 wavelengths with 40 Gbps per wavelength)
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Completely redundant networking equipment with dual power supplies
and spare units for all critical equipment
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Telenor Serbia is building the best data (All IP) network in Serbia
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Services (Dark fiber, Wavelength, SDH capacities, Ethernet solutions)
Monitoring
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All systems and network are monitored by
Telenor`s NOC 24/7/365
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Trouble ticketing system