SIP, Direct lines & Multi-line Voice Services
Flexible, modern voice connectivity for every business structure.
Whether you’re a growing business, call-heavy operation, or need to transition away from traditional phone lines, SpaceTel delivers robust, scalable voice solutions — including SIP Trunks, Direct Lines, and Multi-Line setups — tailored to your infrastructure, devices, and future growth.
With full carrier-grade provisioning, local number ranges, and integration with PBX/UC platforms, we help businesses cut telco costs, boost voice quality, and future-proof their communications stack.
Our Voice Connectivity Options
SIP Trunks
Modern VoIP telephony delivered over secure IP.
- Replace ISDN or legacy PSTN lines with high-quality SIP voice.
- Compatible with 3CX, Microsoft Teams, RingCentral, and on-prem PBX systems.
- Scalable from 2 to 100+ simultaneous calls.
- Geo-redundant infrastructure with failover routing and call resilience.
- Number porting included — keep your existing business numbers.
Direct lines (Single line Services)
Simple, dedicated phone line — ideal for EFTPOS, alarms, and fax.
- Single number, single line service for essential or legacy equipment.
- Runs over VoIP infrastructure with fallback and optional battery backup.
- Available as a standalone or additional service.
Multi-line Voice Services
Multiple inbound/outbound voice paths on a shared number range.
- Suitable for reception teams, call-heavy departments, or shared staff numbers.
- Call hunting, rollover, and group ringing included.
- Optional direct-in-dial (DID) numbers for specific staff or departments.
- Fully compatible with traditional handsets or cloud-hosted UC platforms.
Key Benefits
Crystal-Clear Call Quality
Carrier-grade infrastructure with QoS routing and HD codec support.
Scalable & Cost‑Efficient
Add or remove lines/channels without physical infrastructure changes.
Disaster Recovery Built-In
Automatic failover to mobiles or backup locations.
Integrates With UC, PBX & Contact Centres
Fully compatible with cloud or on-premise voice platforms.
Local Support & Number Porting
Australian-based provisioning and zero-downtime number migrations.
Transitioning from ISDN or PSTN?
SpaceTel offers end-to-end migration services from copper-based services to SIP — including hardware, network readiness assessment, and full deployment.