SIP Gateway & Phone Connection












Any PBX
connected to the cloud
Connect your existing phone system to cloud calling SIP trunking and gateway configuration that modernises your telephony without replacing the hardware you already have.
Cloud calling without replacing your phone system
SIP trunking
Cloud calling lines connected to your existing PBX.
Gateway configuration
Hardware configured to bridge your PBX to cloud carriers.
Number porting
Existing DDIs and ranges moved without disruption.
Carrier selection
The right SIP carrier chosen for your call volumes and budget.
Failover
Redundant paths so a carrier fault doesn't take your phones down.
Call quality
QoS configured so voice traffic is prioritised on the network.
Compliance
Call recording and retention configured where required.
Managed service
Ongoing support and carrier management handled for you.
Communications Solutions Delivered
SIP Gateway & Phone Connection
Connect your phone system to the world with reliable SIP trunking and gateways carrier-grade voice connectivity that scales with your business.
Expertise we provide :
- SIP trunking
- Gateway integration
- Number porting
- Failover routing
- Call quality
- Fraud protection
Microsoft Teams Calling
Bring your phone system into Teams one app for calls, chat, and meetings, with enterprise call handling and the flexibility of cloud telephony.
Expertise we provide :
- Teams Phone
- Number porting
- Call queues
- Auto-attendant
- Call analytics
- Device provisioning
Contact Centre Solutions
Contact centre capability that brings voice, chat, and digital channels into one place so customers get a consistent experience and your team has the tools to deliver it.
Expertise we provide :
- Omnichannel routing
- IVR & self-service
- Queue management
- Agent desktop
- CRM integration
- Analytics
Call Recording for Teams
Capture, store, and retrieve Teams calls for compliance, quality, and training with retention and security configured to your regulatory obligations.
Expertise we provide :
- Automatic recording
- Encrypted storage
- Retention policy
- Search & retrieval
- Compliance
- Quality monitoring
Embedded operations & IT for a multi-site allied-health group
Case study
Featured Case Studies
EITE works as the embedded operations and technology partner for a multi-site NSW allied-health and orthotics group. Across its clinics, we manage day-to-day IT and systems, consolidate vendors, and bring order to the platforms and processes the business runs on from CRM and stock management to custom product tracking and reporting. The result is a business that spends less time fighting its systems and more time on patients, with one accountable partner across both its technology and its growth.
WHY EITE
Trusted by growing Australian businesses
EITE is led by people embedded in the business community we serve not a faceless vendor. One accountable partner across technology and growth, built on senior experience and commercial sense.
EITE
IT Manager at SecureBank
One partner, two engines — technology and growth under one roof, one accountable team.
5.0 RATING
Michael
CEO of TechFlow Solutions
We’ve never felt safer! CoreTech’s cybersecurity solutions have significantly improved our data protection.
5.0 RATING
Alex
CTO of Global Retail Hub
CoreTech revolutionized our business with top-tier IT solutions, including cloud, AI, and cybersecurity. Truly a game-changer!
5.0 RATING
Emily
COO of SmartLogix
Their cloud migration services were seamless, boosting efficiency and security. CoreTech is a trusted IT partner!
5.0 RATING
Brian
Managing Director
We trust CoreTech for cloud security. Their expertise keeps our business data safe and accessible analytics.
5.0 RATING
One partner, two engines technology and growth under one roof, one accountable team.
Senior people, not ticket-takers you work with people who own the outcome.
Active in the business community leadership roles across the Sutherland Shire Business Chamber and the Australia-Peru Chamber of Commerce.
People · Platforms · Processes our method for making technology and growth actually deliver.
EITE is a single partner across the two things that decide whether a business scales: the technology that runs underneath it, and the growth that drives it forward. Rather than juggling separate IT and marketing vendors who don't talk to each other, you get one accountable team running both. We call it one partner, two engines.
A Technology engine that keeps your systems secure, current, and dependable — managed IT, cloud, cybersecurity, and communications. And a Growth engine that turns that stability into demand and revenue — strategy, media, creative, and customer experience. Both run on the same senior team and the same operating philosophy, so nothing falls between the cracks.
We're built for growing businesses that have outgrown patchwork solutions but aren't ready to carry the cost of building everything in-house. We work across healthcare, professional and legal services, and retail and hospitality, with particular depth in regulated and multi-site environments.
No. Plenty of clients start with one — a managed IT contract, or a growth strategy engagement — and add the other when it makes sense. The advantage is that when you're ready, the second engine is run by the same team that already knows your business.
We're an Australian team operating across Sydney and Melbourne, supporting clients on-site and remotely.
Where we are
Based in the Sydney CBD and serving businesses across Sydney and Melbourne, on-site and remotely.
Sydney, NSW
Sydney
Sydney CBD, NSW, Australia
Melbourne, VIC
Chicago
789 Windy City Drive, Floor 3 Chicago, IL 60601, USA