1300 788 869

Our Network

At Call Central Communications we are proud of our network and do our best to bring you high quality VOIP services at low costs. Call Central Communications’ core equipment resides in Overthewire’s Data centre built to a tier III specification located at 100 Wickham Street Brisbane.

Network Status

Location of Datacentre



  • Total of 700KW of UPS power capability
  • Average power capacity of 3.6KW per rack, however higher density power requirements can be accommodated
  • Power reticulation redundancy is configurable to either n+1 single supply or A+B redundancy
  • 3 x Diesel Generators
  • Generators are protected by n+1 redundancy
  • 48 hours of onsite fuel
  • 4-hour guarantee for additional fuel delivery
  • Access to the data centre is monitored with CCTV
  • The facility is safely located six story’s above street level
  • A touch-in touch-out smartcard system is used to log all entries and exits
  • Biometric scanners at the data centre entrance prevent access by unauthorised personnel
  • Total air cooling capacity of 560KW
  • Air redundancy is configured in a n+1 format
  • n+1 cooling tower configuration
  • The site is covered by a dual action VESDA system
  • Gas Suppression utilises an FM-200 System
  • The data centre is connected to Over the Wire’s Brisbane fibre ring and has multiple 10Gbps redundant links coming into the site.

The Core Network

Call Central Communications’ Core network equipment consists of Dual to Ternary protection on all equipment including routers, load balancing servers, database servers and voice.

All of Call Central Communications’ core equipment is supplied by DELL and runs the required server architectures for maximum uptime and availability.

The Voice Network

Call Central provides SIP based IP voice solutions that give you high quality, high availability, voice termination at a fraction of the cost of traditional telephony.

Our voice platform supports a range of client usage scenarios, from IP PBXs to Call Centre Dialer’s, for both inbound and outbound calling.

Customers have the option of utilising a private connection to their PBX to ensure that both the clarity and consistency of the transmissions are maintained.


  • Qualified technical support from voice engineers
  • Private connections available for network reliability
  • Business grade communications
  • Robust infrastructure
  • HD voice capable
  • Wide Range of PBX support


HD voice quality Early VoIP adopters reported poor call quality and drop outs, often caused by Internet congestion and poor network management. We’ve adapted our system to maintain control over the flow of voice traffic from a user’s handset to the PSTN, using Quality of Service technology and our own data networks.

  • 711 ALAW
  • 711 ULAW
  • G.729 A/B
  • GSM
  • 38 Fax*
  • RFC2833
  • SIP Info
  • E164(617…)
  • ONSN (07…)
  • +E164(+617…)
  • SIP over TCP
  • SIP over UDP
*Supported in most cases. Applicability of codec support should be individually discussed with your account manager.


Get In Touch

Customer Support

Australian based support, you call we answer. You speak to one of our engineers that built and maintains our network and in most cases your issue or request can be solved/processed on the spot. Call Central Communications focuses on delivering prompt, reliable and timely support.

Contact Details

Phone: 1300 788 869 and select option “2” or use the contact form provided to send us a support request.

Business support hours are Monday to Friday: 9 am – 5 pm (QLD time)

Pay Online


Direct Debit

Download Direct Debit Request Form


Call Central’s Partner Program offers IT professionals and business phone system installers the chance to take advantage of the quickly developing business VoIP market while being completely supported by Call Central’s qualified technical and sales professionals.

Call Central offers a range of management tools that will greatly assist you in better servicing your client’s requirements. You will position yourself at the fore of an advanced and inventive technology – VoIP products fully equipped with innovative features that set you distinctly apart from your competitors.

Phone System Log-In

Manage your Hosted PBX online from any device anywhere:

Log In Here

If you don’t have your Log In details, please send an email to support@callcentral.com.au

My Account Log-In

Access your Call Central account online from any device anywhere:

Log In Here

If you don’t have your Log In details, please send an email to support@callcentral.com.au

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