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.

• 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

Standards

Data Center Tiers

• Multi-million dollar business

• 99,995% availability

• Annual downtime due to

site is 0,04 hours

• Typically small business

• 99,671% availability

• Annual downtime due to

site is 28,8 hours

• Single path of power and

cooling

• No redundant components

• Medium-size business

• 99,749% availability

• Annual downtime due to

site is 22,0 hours

• Single path of power and

cooling

• Some redundancy in power

and cooling system

• Large company

• 99,982% availability

• Annual downtime due to

site is 1,6 hours

• Multiple power and cooling paths

• Fault tolerant (N+1)

• Able to sustain 72-hour power outage

• Two independent utility paths

• Fully redundant (2N+1)

• Able to sustain 96-hour power outage

Telenor Tier 3 Data Center

• Separate stand alone facility with 2.600m2 space with full N+1 redundancy on all mechanical, electrical and connectivity infrastructure

• Technical space on three floors

• Loading/delivery docking area

• Freight elevator, capacity 2,500 kg

• Built in the 2009th with the flat roof and without windows

• Controlled access to facility via single entrance

• More emergency exits

One of the most advanced Data Centers in SEE region

• Cabinets/racks - Pre-installed standard racks (600x1.070x42U)

• Cage – optional

• Data room – optional

• Space with necessary infrastructure for collocation of storage racks

• Web portal – real-time monitoring of all relevant service parameters

• Hands & Eyes services

• Anti-static floor

• Raised floor, construction height 65cm, maximum load 1500 Kg/m2

• Structured cabling (Power cabling under raised floor, Data cabling overhead)

Accommodation of user´s telecommunication equipment

Telenor Tier 3 Data Center

Power supply

Air conditioning /Cooling

• 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

• Redundant air-conditioning, free-cooling chillers, indoor CRAC (Computer Room Air Conditioner) units, (N+1) redundancy

• Air-conditioning system separated from the rest of the facility

• 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 and power supply system without threat to availability of the telehousing services

Telenor Tier 3 Data Center

Security

Fire Detection and Suppression

• Physical security system with 24x7x365 access control

• Video surveillance of the entire facility providing archive recordings to 3 months

• Monitoring elements are connected to alarm systems. All doors are built in accordance with

WK standard

• Electronic access control system over ID cards and PIN codes –access allowed only to pre-defined areas, with continual monitoring

• The security fence around the building of 2.2m hight is connected with concrete bollards.

• Complete site perimeter is secured by IC barriers integrated in existing alarm system.

• Zoned fire detection system utilising VESDA (Very Early Smoke Detection Aspirating)

• Zoned fire suppression system (IG-55)

• Fire retarding walls (F90)

• Monitoring elements are connected to alarm systems.

• Smoke detectors are placed on the ceiling and under the raised floor; functioning in terms of power failor

• The closest fire brigade is 12 minutes away from the facility

Telenor Tier 3 Data Center

Communication infrastructure

Monitoring

• ~ 2700 km of fiber optic network in Serbia, Hungary and Bulgaria

• Multiple connections with local Internet providers and operators

• BGP (Border Gateway Protocol) over several Tier1 ISP`s

• DWDM capacity of 40 wavelengths, 10 Gbps per wavelength

(expandable up to 80 wavelengths with 40 Gbps per wavelength)

• Completely redundant networking equipment with dual power supplies

and spare units for all critical equipment

• Telenor Serbia is building the best data (All IP) network in Serbia

• Services (Dark fiber, Wavelength, SDH capacities, Ethernet solutions)

• All systems and network are monitored by Telenor`s NOC 24/7/365

• Trouble ticketing system