# Crazytel Network & Infrastructure

> Canonical URL: https://crazytel.com.au/network/

Crazytel operates a carrier-grade national and international voice network built for low latency, high availability, and geographic redundancy.

## Points of Presence (PoPs)

- **Sydney (Equinix SY1/SY3)**: Primary Australian hub with redundant interconnects.
- **Melbourne (NextDC M1)**: Secondary Australian hub with automated failover.
- **Brisbane**: Direct peering with regional carriers.
- **Perth**: Western Australian gateway and direct subsea cable routes.
- **Auckland, New Zealand**: Trans-Tasman low-latency voice core.
- **International PoPs**: Points of presence in Los Angeles (USA), London (UK), and Manila (Philippines).

## Network Specifications

- Automated BGP multi-homing and DDoS mitigation.
- Support for IPv4 and native IPv6 routing.
- Codec support: G.711u, G.711a, G.729, G.722 (HD Voice), and Opus.
- Protocols: SIP, SIPS (TLS), SRTP, and WebRTC.